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Merge branch 'feat/vendor-stash'

This commit is contained in:
troytt 2026-10-01 11:11:36 +00:00
parent c96e7254cc 34a895a12b
commit 33af40cdb6
51 changed files with 5662 additions and 1600 deletions
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30
src/baker/packers/pack-canonical-tbl.ts
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@ -377,6 +377,22 @@ async function main() {
'bank',
'stash',
'strGoldInStash',
// NPC store / stash / gold dialog (D2Client store tooltips, 0x2A NPCTransaction replies, gold dialog)
'cost',
'Repair',
'Sell',
'TransactionResults4',
'TransactionResults5',
'TransactionResults6',
'TransactionResults8',
'TransactionResults9',
'TransactionResults10',
'TransactionResults11',
'ok',
'strDropGoldHowMuch',
'strBankGoldDeposit',
'strBankGoldWithdraw',
'Back',
'box',
'strUiMenu2',
'strClose',
@ -524,6 +540,20 @@ async function main() {
}
chiOut['strethereal'] = EXPANSION_CHI_FALLBACKS['strethereal']!
// Index-only patchstring.tbl entries. Their real key is the placeholder "x", shared by ~100 patchstring
// entries (decodeTbl keeps the first duplicate), so D2Client looks them up by string index instead
// (patchstring index n = global tbl index 10000 + n). They are emitted from the MPQ under the alias
// key `patchstring#<n>`.
// - 95: Repair All button hover text "Repair all equipment: %d" (D2Client string index 10095)
for (const idx of [95]) {
const alias = `patchstring#${idx}`
const ev = eng.tables[0]?.[idx]
const cv = chi.tables[0]?.[idx]
if (ev === undefined || cv === undefined) throw new Error(`patchstring.tbl index ${idx} missing (ENG or CHI)`)
engOut[alias] = ev
chiOut[alias] = cv
}
const outPath = path.join(process.cwd(), 'src/common/data/canonical-tbl-strings.ts')
const fileContent = `/**
* AUTO-GENERATED by \`src/baker/packers/pack-canonical-tbl.ts\` from authoritative 1.13c MPQ archives:

7
src/client/i18n/lang.ts
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@ -19,6 +19,13 @@ export function lookupTbl(key: string, lang: TblLang = getTblLang()): string | u
return resolveTblKey(key, lang)
}
/** Packed tbl string for `key`; throws when the key is not in the packed canonical dictionary. */
export function requireTbl(key: string, lang: TblLang): string {
const v = resolveTblKey(key, lang)
if (v === undefined) throw new Error(`tbl key "${key}" is not packed (src/baker/packers/pack-canonical-tbl.ts)`)
return v
}
let overrideLang: GameLang | null = null
const listeners = new Set<(lang: TblLang) => void>()
const gameLangListeners = new Set<(lang: GameLang) => void>()

7
src/client/session/online-session.ts
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@ -57,6 +57,7 @@ import {
type SettingsStore,
} from '../settings/settings-store.ts'
import { HudModel } from '../ui-model/hud-model.ts'
import { vendorPrice113c, vendorRepairAll113c } from '../ui-model/vendor-price.ts'
import { ClientWorldSceneSource } from '../view/scene-source.ts'
import type { RenderableUnitInput } from '../view/unit-drawables.ts'
import { getViewportProfile } from '../view/viewport-profile.ts'
@ -249,6 +250,11 @@ export class OnlineSession {
onCommand: (cmd) => {
this.dispatchCommand(cmd)
},
vendorPrice: vendorPrice113c,
vendorRepairAll: vendorRepairAll113c,
playUiSound: (soundId) => {
this.soundService.playSoundById(soundId)
},
})
this.commandMapper = new CommandMapper({
@ -700,6 +706,7 @@ export class OnlineSession {
if (this.gameAdapter && this.gameAdapter.state !== 'closed') {
try {
this.gameAdapter.send(cmd)
this.world.noteOutgoingCommand(cmd)
} catch (err) {
const msg = err instanceof Error ? err.message : String(err)
this.handleUnexpectedDisconnect(`Failed to send command ${cmd.type}: ${msg}`)

317
src/client/ui-model/hud-model.ts
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@ -13,6 +13,7 @@ import { SKILLS_BY_ID } from '../../common/data/skills-catalog.ts'
import type { CharacterClassCode } from '../../common/units/classes.ts'
import { monsterDisplayName } from '../../common/units/monsters-data.ts'
import { calculateManaCost } from '../../common/skills/skill-calc-engine.ts'
import { ClickButtonId } from '../../netproto/index.ts'
import type {
CharClassId,
ClientCommand,
@ -32,11 +33,14 @@ import {
type UiInventoryItem,
type UiItemQuality,
} from '../ui/inventory.ts'
import type { MonsterTargetHudInfo } from '../ui/world-panels.ts'
import { GAMBLE_NPC_CLASS_IDS, type MonsterTargetHudInfo } from '../ui/world-panels.ts'
import { requireTbl } from '../i18n/lang.ts'
import { getTownNpcDescriptorByHcIdx, type TownNpcServiceDescriptor } from '../../common/units/npc-table.ts'
import type { VendorPriceContext, VendorPriceFn, VendorRepairAllFn } from './vendor-price.ts'
import type { AutomapView } from '../automap/automap-view.ts'
import type { LocalMovementPredictor } from '../motion/predictor.ts'
import type { ClientUnit } from '../world/client-unit.ts'
import type { ClientWorld } from '../world/client-world.ts'
import type { ClientWorld, NpcInteractionState } from '../world/client-world.ts'
import { D2StatId } from '../world/stat-list.ts'
import { D2_EXPERIENCE_TABLE_99 } from '../../common/skills/formulas.ts'
import { computeCharacterSheetDerived } from './derived-stats.ts'
@ -172,8 +176,55 @@ export interface HudModelOptions {
readonly predictor?: LocalMovementPredictor | null | undefined
readonly automap?: AutomapView | null | undefined
readonly onCommand?: ((cmd: ClientCommand) => void) | undefined
/** Store price provider (D2Common #10107); required before a store opens. Production: `vendorPrice113c`. */
readonly vendorPrice?: VendorPriceFn | undefined
/** Repair-all cost provider (D2Common #10071); required before a store opens. Production: `vendorRepairAll113c`. */
readonly vendorRepairAll?: VendorRepairAllFn | undefined
/** UI sound sink (sell sound 0xdd); required before a store opens. */
readonly playUiSound?: ((soundId: number) => void) | undefined
/** Clock for the store click throttle (ms); defaults to `performance.now`. */
readonly now?: (() => number) | undefined
}
/** D2Client store click throttle: one buy / sell / repair request per action every 2000 ms. */
export const NPC_TRADE_THROTTLE_MS = 2000
/**
* S2C `0x2A` NPCTransaction result -> `string.tbl` key of the message D2Client shows (indices 3356..3363).
* Results 0 (buy), 1 (sell) and 2 (repair all) succeed silently; any other unknown code shows TransactionResults9.
*/
export function npcTransactionMessageKey(result: number): string | null {
switch (result) {
case 0:
case 1:
case 2:
return null
case 7:
case 8:
return 'TransactionResults6' // 3358
case 10:
return 'TransactionResults4' // 3356
case 11:
return 'TransactionResults8' // 3360
case 12:
return 'TransactionResults10' // 3362
case 15:
return 'TransactionResults11' // 3363
case 16:
return 'TransactionResults5' // 3357
default:
return 'TransactionResults9' // 3361
}
}
/** Sound D2Client plays on a successful sell (S2C 0x2A result 1). */
export const NPC_SELL_SOUND_ID = 0xdd
/** `UnitType` id of monsters / NPCs in `UnitRef`. */
const UNIT_TYPE_MONSTER = 1
const NPC_STATE_CLOSED: NpcInteractionState = { npcId: null, window: 'none', stashOpen: false }
export interface HudModelSnapshot {
readonly charName: string
/** `null` until the server assigns the class (MCP char list / `0x59` UnitAssign). */
@ -223,6 +274,17 @@ export class HudModel implements HudCommandSink {
private unsubWorld: (() => void) | null = null
private hoveredMonsterId: number | null = null
private escapeMenuOpen = false
private readonly priceProvider: VendorPriceFn | null
private readonly repairAllProvider: VendorRepairAllFn | null
private readonly uiSound: ((soundId: number) => void) | null
private readonly now: () => number
/** NPC/stash state seen by the last sync; panels react to transitions only. */
private prevNpc: NpcInteractionState = NPC_STATE_CLOSED
/** `lastNpcTransaction.seq` already reacted to (each S2C 0x2A is shown once). */
private handledNpcTransactionSeq: number
private readonly lastNpcActionAt = new Map<string, number>()
/** Message shown for the last non-success S2C 0x2A (string.tbl index + localized text). */
lastNpcTransactionMessage: { readonly tblKey: string; readonly text: string } | null = null
constructor(options: HudModelOptions) {
this.world = options.world
@ -230,6 +292,11 @@ export class HudModel implements HudCommandSink {
this.predictor = options.predictor ?? null
this.automap = options.automap ?? null
this.onCommand = options.onCommand
this.priceProvider = options.vendorPrice ?? null
this.repairAllProvider = options.vendorRepairAll ?? null
this.uiSound = options.playUiSound ?? null
this.now = options.now ?? (() => performance.now())
this.handledNpcTransactionSeq = this.world.lastNpcTransaction?.seq ?? 0
if (this.hudManager) this.hudManager.commandSink = this
this.unsubWorld = this.world.onChange(() => {
@ -550,9 +617,143 @@ export class HudModel implements HudCommandSink {
// 7. Target monster plaque
this.syncHoveredMonsterTarget()
// 8. NPC menu / store / stash panels and S2C 0x2A replies.
this.syncNpcInteraction(hud)
hud.syncPublishedState()
}
private syncNpcInteraction(hud: HudManager): void {
const npc = this.world.npcInteraction
const prev = this.prevNpc
this.prevNpc = npc
const wp = hud.worldPanels
// a. NpcInit noted without a window: open the NPC menu for service NPCs (npc-table descriptors).
if (npc.npcId !== null && npc.window === 'none' && npc.npcId !== prev.npcId) {
const desc = this.npcDescriptor(npc.npcId)
if (desc) wp.openNpcMenu(desc, 400, 220, npc.npcId)
}
if (npc.npcId === null && wp.npcMenu && wp.npcMenu.npcId !== null) wp.npcMenu = null
// b. Trade / gamble window: store items come from 0x9C AddToShop (`containers.shop`).
if (npc.window !== 'none' && npc.npcId !== null) {
const npcId = npc.npcId
const desc = this.npcDescriptor(npcId)
if (!desc) throw new Error(`HudModel: store opened for NPC #${npcId} without a service descriptor`)
const ctx = this.priceContext(npcId)
const price = this.requireVendorPrice()
const gamble = npc.window === 'gamble'
const items = [...this.world.containers.shop.values()].map((item) => ({
storePage: item.storePage,
placement: {
item: { ...itemDataToUiInventoryItem(item), buyCost: price(item, gamble ? 2 : 0, ctx) },
col: item.gridX,
row: item.gridY,
},
}))
wp.setVendorShop({ npcId, descriptor: desc, mode: npc.window, items })
const canRepair = desc.canRepair && !gamble
wp.vendorRepairAllCost = canRepair ? this.requireVendorRepairAll()(ctx) : null
this.decoratePlayerItemPrices(hud, price, ctx, canRepair)
if (prev.window !== npc.window || prev.npcId !== npcId) hud.showVendorPanel()
} else if (prev.window !== 'none') {
wp.clearVendorShop()
hud.hideLeftPanelFromWorld('vendor')
}
// c. Stash: opened by S2C 0x77 action 0x10, closed when 0x4F 0x12 is sent.
if (npc.stashOpen && !prev.stashOpen) hud.showStashPanel()
else if (!npc.stashOpen && prev.stashOpen) hud.hideLeftPanelFromWorld('stash')
// d. S2C 0x2A NPCTransaction: react once per reply.
const txn = this.world.lastNpcTransaction
if (txn && txn.seq !== this.handledNpcTransactionSeq) {
this.handledNpcTransactionSeq = txn.seq
const msgKey = npcTransactionMessageKey(txn.result)
if (msgKey !== null) {
const text = requireTbl(msgKey, hud.lang)
this.lastNpcTransactionMessage = { tblKey: msgKey, text }
wp.showVendorStatus(text, 'white')
} else if (txn.result === 1) {
this.requirePlayUiSound()(NPC_SELL_SOUND_ID)
}
}
}
/** Sell value (and repair cost at smiths) on the player's bag and equipped items while a store is open. */
private decoratePlayerItemPrices(hud: HudManager, price: VendorPriceFn, ctx: VendorPriceContext, canRepair: boolean): void {
const decorate = (ui: UiInventoryItem, raw: ItemData): UiInventoryItem => ({
...ui,
sellCost: price(raw, 1, ctx),
...(canRepair && raw.maxDurability !== undefined && raw.maxDurability > 0 ? { repairCost: price(raw, 3, ctx) } : {}),
})
hud.inventory.gridItems = hud.inventory.gridItems.map((pl) => {
const raw = this.world.containers.inventory.get(Number(pl.item.id))
if (!raw) throw new Error(`HudModel: inventory item ${pl.item.id} missing from ClientWorld`)
return { ...pl, item: decorate(pl.item, raw) }
})
for (const raw of this.world.containers.equipment.values()) {
const slot = BODY_LOC_TO_EQUIP_SLOT[raw.bodyLoc || raw.equippedSlot]
const ui = slot ? hud.inventory.equipped[slot] : undefined
if (slot && ui) hud.inventory.equipped[slot] = decorate(ui, raw)
}
}
private npcDescriptor(npcId: number): TownNpcServiceDescriptor | undefined {
return getTownNpcDescriptorByHcIdx(this.npcClassOf(npcId))
}
/** MonStats hcIdx of NPC unit `npcId`; throws when the unit is not in the world. */
private npcClassOf(npcId: number): number {
const unit = this.world.getUnit('monster', npcId)
if (!unit) throw new Error(`HudModel: NPC unit #${npcId} is not in the world`)
return unit.classId
}
private priceContext(npcId: number): VendorPriceContext {
return { world: this.world, npcClass: this.npcClassOf(npcId) }
}
private requireVendorPrice(): VendorPriceFn {
if (!this.priceProvider) throw new Error('HudModel: no vendorPrice provider (HudModelOptions.vendorPrice)')
return this.priceProvider
}
private requireVendorRepairAll(): VendorRepairAllFn {
if (!this.repairAllProvider) throw new Error('HudModel: no vendorRepairAll provider (HudModelOptions.vendorRepairAll)')
return this.repairAllProvider
}
private requirePlayUiSound(): (soundId: number) => void {
if (!this.uiSound) throw new Error('HudModel: no playUiSound sink (HudModelOptions.playUiSound)')
return this.uiSound
}
/** The open store (`npcInteraction.window` trade / gamble); throws when none is open. */
private requireOpenStore(action: string): { npcId: number; gamble: boolean; ctx: VendorPriceContext } {
const npc = this.world.npcInteraction
if (npc.npcId === null || npc.window === 'none') throw new Error(`HudModel.${action}: no store window is open`)
return { npcId: npc.npcId, gamble: npc.window === 'gamble', ctx: this.priceContext(npc.npcId) }
}
/** `true` when `action` ran less than 2000 ms ago (the click is dropped, like D2Client). */
private isThrottled(action: string): boolean {
const t = this.now()
const last = this.lastNpcActionAt.get(action)
if (last !== undefined && t - last < NPC_TRADE_THROTTLE_MS) return true
this.lastNpcActionAt.set(action, t)
return false
}
/** Player item by id from the bag, the paperdoll or the cursor. */
private requirePlayerItem(itemId: number, action: string): ItemData {
const c = this.world.containers
const item = c.inventory.get(itemId) ?? c.equipment.get(itemId) ?? (c.cursor?.id === itemId ? c.cursor : undefined)
if (!item) throw new Error(`HudModel.${action}: item #${itemId} is not carried by the player`)
return item
}
/**
* Update the hovered/targeted monster unit ID and refresh `hudManager.targetMonster`.
*/
@ -737,28 +938,35 @@ export class HudModel implements HudCommandSink {
* Trigger Horadric Cube transmute (`0x4F ClickButton` `buttonId = 0x18`).
*/
transmuteCube(): void {
this.emitCommand({ type: 'ClickButton', buttonId: 0x18 })
this.emitCommand({ type: 'ClickButton', buttonId: ClickButtonId.Transmute, amount: 0 })
}
/**
* Buy an item from an active NPC vendor (`0x32 NpcBuy`).
*/
buyFromNpc(npcId: number, itemId: number, tab = 0, cost = 0): void {
this.emitCommand({ type: 'NpcBuy', npcId, itemId, tab, cost })
buyFromNpc(p: { npcId: number; itemId: number; itemMode: number; gamble: boolean; shiftFill: boolean; cost: number }): void {
this.emitCommand({ type: 'NpcBuy', ...p })
}
/**
* Sell an item to an active NPC vendor (`0x33 NpcSell`).
*/
sellToNpc(npcId: number, itemId: number, tab = 0, cost = 0): void {
this.emitCommand({ type: 'NpcSell', npcId, itemId, tab, cost })
sellToNpc(p: { npcId: number; itemId: number; itemMode: number; cost: number }): void {
this.emitCommand({ type: 'NpcSell', ...p })
}
/**
* Repair all or a single item at an NPC smith (`0x35 NpcRepair`).
* Repair one item at an NPC smith (`0x35` with itemMode / current durability).
*/
repairAtNpc(npcId: number, itemId?: number): void {
this.emitCommand({ type: 'NpcRepair', npcId, itemId })
repairItemAtNpc(p: { npcId: number; itemId: number; itemMode: number; durability: number }): void {
this.emitCommand({ type: 'NpcRepairItem', ...p })
}
/**
* Repair all items at an NPC smith (`0x35` field4 = 0x80000000).
*/
repairAllAtNpc(npcId: number): void {
this.emitCommand({ type: 'NpcRepairAll', npcId })
}
/**
@ -767,6 +975,95 @@ export class HudModel implements HudCommandSink {
identifyAllAtNpc(npcId: number): void {
this.emitCommand({ type: 'NpcIdentifyAll', npcId })
}
/** NPC menu "trade" / "trade/repair" (`0x38` action 1). Throws when no price provider is configured. */
openNpcTrade(npcId: number): void {
this.requireVendorPrice()
this.requireVendorRepairAll()
this.requirePlayUiSound()
this.emitCommand({ type: 'NpcOpenTrade', npcId })
this.syncFromWorld()
}
/** NPC menu "gamble" (`0x38` action 2); only the six 1.13c gamble NPC classes. */
openNpcGamble(npcId: number): void {
const npcClass = this.npcClassOf(npcId)
if (!GAMBLE_NPC_CLASS_IDS.has(npcClass)) throw new Error(`HudModel.openNpcGamble: NPC class ${npcClass} does not gamble`)
this.requireVendorPrice()
this.requireVendorRepairAll()
this.requirePlayUiSound()
this.emitCommand({ type: 'NpcOpenGamble', npcId })
this.syncFromWorld()
}
/** Close the NPC menu / store (`0x30 NpcCancel`); the server sends nothing back. */
closeNpc(npcId: number): void {
this.emitCommand({ type: 'NpcCancel', target: { unitType: UNIT_TYPE_MONSTER, id: npcId } })
this.syncFromWorld()
}
/** Store grid click on shop item `itemId`: `0x32 NpcBuy` with the #10107 buy / gamble price. */
vendorBuy(itemId: number, shiftFill: boolean): boolean {
const store = this.requireOpenStore('vendorBuy')
const item = this.world.containers.shop.get(itemId)
if (!item) throw new Error(`HudModel.vendorBuy: shop item #${itemId} not in the store`)
const cost = this.requireVendorPrice()(item, store.gamble ? 2 : 0, store.ctx)
if (this.isThrottled('buy')) return false
this.buyFromNpc({
npcId: store.npcId,
itemId,
itemMode: 0,
gamble: store.gamble,
shiftFill: store.gamble ? false : shiftFill,
cost,
})
return true
}
/** Sell player item `itemId`: `0x33 NpcSell` with the #10107 sell price. */
vendorSell(itemId: number): boolean {
const store = this.requireOpenStore('vendorSell')
const item = this.requirePlayerItem(itemId, 'vendorSell')
const cost = this.requireVendorPrice()(item, 1, store.ctx)
if (this.isThrottled('sell')) return false
this.sellToNpc({ npcId: store.npcId, itemId, itemMode: 0, cost })
return true
}
/** Repair player item `itemId` (`0x35`); durability is the item's current value (absent stat = 0). */
vendorRepairItem(itemId: number): boolean {
const store = this.requireOpenStore('vendorRepairItem')
const item = this.requirePlayerItem(itemId, 'vendorRepairItem')
if (this.isThrottled('repair')) return false
this.repairItemAtNpc({ npcId: store.npcId, itemId, itemMode: 0, durability: item.curDurability ?? 0 })
return true
}
/** Repair All button (`0x35` field4 = 0x80000000). */
vendorRepairAll(): boolean {
const store = this.requireOpenStore('vendorRepairAll')
if (this.isThrottled('repair')) return false
this.repairAllAtNpc(store.npcId)
return true
}
/** Gold dialog mode 3: `0x4F ClickButton` 0x14 DepositGold. Non-positive amounts send nothing. */
depositGold(amount: number): void {
if (!Number.isInteger(amount) || amount <= 0) return
this.emitCommand({ type: 'ClickButton', buttonId: ClickButtonId.DepositGold, amount })
}
/** Gold dialog mode 4: `0x4F ClickButton` 0x13 WithdrawGold. Non-positive amounts send nothing. */
withdrawGold(amount: number): void {
if (!Number.isInteger(amount) || amount <= 0) return
this.emitCommand({ type: 'ClickButton', buttonId: ClickButtonId.WithdrawGold, amount })
}
/** Stash panel closed: `0x4F ClickButton` 0x12 CloseStash (no reply). */
closeStash(): void {
this.emitCommand({ type: 'ClickButton', buttonId: ClickButtonId.CloseStash, amount: 0 })
this.syncFromWorld()
}
}
export function clientUnitToMonsterTargetInfo(unit: ClientUnit): MonsterTargetHudInfo {

136
src/client/ui-model/transaction-cost-input.ts Normal file
View File

@ -0,0 +1,136 @@
/**
* Builds D2Common 1.13c #10107 / #10071 pricing inputs from server item packets
* (`src/client/ui-model/transaction-cost-input.ts`). Prices are display-only:
* D2Game ignores the client cost field (buy 0x6fcdf200, sell 0x6fcef570).
*/
import {
computeRepairAllCost113c,
computeTransactionCost113c,
getCanonicalTransactionCostTables,
type ItemQuality113c,
type TransactionCostContext,
type TransactionCostInput,
type TransactionCostStat,
} from '../../common/items/transaction-cost.ts'
import type { ItemData } from '../../netproto/index.ts'
import type { ClientWorld } from '../world/client-world.ts'
/** ItemStatCost ids the item packet carries outside the property list. */
const STAT_ARMORCLASS = 31
const STAT_QUANTITY = 70
const STAT_DURABILITY = 72
const STAT_MAXDURABILITY = 73
/** `STAT_ITEM_REDUCEDPRICES`; read as a full (player + equipped items) stat by #10107. */
const STAT_ITEM_REDUCEDPRICES = 87
/** Body locations 1..12 used by the repair-all loop (0x6fd7a210 walks 13 slots, slot 0 unused). */
const REPAIR_ALL_SLOTS = 13
/**
* Compact ("simple") item packets carry no quality field; the engine creates them
* as `ITEMQUAL_NORMAL` (2) — potions, scrolls, keys, gems, gamble previews.
*/
const QUALITY_NORMAL: ItemQuality113c = 2
/** Item flag 0x02000000: packet stops after the item code (D2Common 0x6fd7a746). */
const ITEM_FLAG_CODE_ONLY = 0x02000000
export function itemToTransactionCostInput(
item: ItemData,
socketed: readonly ItemData[],
type: 0 | 1 | 2 | 3,
): TransactionCostInput {
let quality: ItemQuality113c
if (item.quality !== undefined) quality = item.quality
else if (item.simple) quality = QUALITY_NORMAL
else if (type === 2 && (item.rawFlags & ITEM_FLAG_CODE_ONLY) !== 0) {
// Gamble previews are sent code-only (flag 0x02000000, capture 09); the gamble branch
// (0x6fd78f38 -> 0x6fd74840) prices from code, clvl and item format and never reads quality.
quality = QUALITY_NORMAL
} else throw new Error(`item #${item.id} (${item.code}) has no quality in its packet`)
// Base list = fields the packet sends outside the property list; full = base + properties.
const acc = new Map<string, { statId: number; param: number; value: number; base: number }>()
const add = (statId: number, param: number, value: number, isBase: boolean): void => {
const k = `${statId}:${param}`
const cur = acc.get(k) ?? { statId, param, value: 0, base: 0 }
cur.value += value
if (isBase) cur.base += value
acc.set(k, cur)
}
if (item.defense !== undefined) add(STAT_ARMORCLASS, 0, item.defense, true)
if (item.maxDurability !== undefined) add(STAT_MAXDURABILITY, 0, item.maxDurability, true)
if (item.curDurability !== undefined) add(STAT_DURABILITY, 0, item.curDurability, true)
if (item.quantity !== undefined) add(STAT_QUANTITY, 0, item.quantity, true)
for (const s of item.stats) add(s.statId, s.param, s.value, false)
for (const s of item.runewordStats) add(s.statId, s.param, s.value, false)
const stats: TransactionCostStat[] = [...acc.values()]
// Rare/crafted affixes are sent as 3 (prefix, suffix) pairs (item-bitstream.ts).
const ra = item.rareAffixes
const rare =
ra !== undefined && ra.length === 6
? {
rarePrefixIds: [ra[0]!, ra[2]!, ra[4]!] as const,
rareSuffixIds: [ra[1]!, ra[3]!, ra[5]!] as const,
}
: {}
return {
code: item.code,
itemFormat: item.version,
quality,
identified: item.identified,
ethereal: item.ethereal,
starterItem: item.starterItem,
isEar: item.isEar,
...(item.earLevel !== undefined ? { earLevel: item.earLevel } : {}),
...(item.tomeData !== undefined ? { bookId: item.tomeData } : {}),
...(item.magicPrefixId !== undefined ? { magicPrefixId: item.magicPrefixId } : {}),
...(item.magicSuffixId !== undefined ? { magicSuffixId: item.magicSuffixId } : {}),
...(item.autoAffixId !== undefined ? { autoAffixId: item.autoAffixId } : {}),
...(item.uniqueItemId !== undefined ? { uniqueItemId: item.uniqueItemId } : {}),
...(item.setItemId !== undefined ? { setItemId: item.setItemId } : {}),
...rare,
stats,
socketedChildCodes: socketed.map(s => s.code),
}
}
/** Pricing context for `npcClass` (MonStats hcIdx) from the server-mirrored world. */
export function transactionCostContextFromWorld(world: ClientWorld, npcClass: number): TransactionCostContext {
let reduced = world.self.stats.get(STAT_ITEM_REDUCEDPRICES)
for (const it of world.containers.equipment.values()) {
for (const s of it.stats) if (s.statId === STAT_ITEM_REDUCEDPRICES) reduced += s.value
}
const quests = world.quests
return {
playerLevel: world.self.level,
playerReducedPricesPct: reduced,
difficulty: world.difficulty,
npcClass,
// 0x6fd7d0f0 tests bit `quest * 16 + state` of the quest record; S2C quest state mirrors it as 16-bit words.
isQuestFlagSet: (questId, state) => {
const word = quests[questId]
if (word === undefined) throw new Error(`quest ${questId} outside the mirrored quest record`)
return ((word >> state) & 1) === 1
},
tables: getCanonicalTransactionCostTables(),
}
}
/** #10107 price of a server item for `type` 0 buy / 1 sell / 2 gamble / 3 repair. */
export function priceItem113c(world: ClientWorld, item: ItemData, type: 0 | 1 | 2 | 3, npcClass: number): number {
const socketed = world.containers.sockets.get(item.id) ?? []
return computeTransactionCost113c(itemToTransactionCostInput(item, socketed, type), transactionCostContextFromWorld(world, npcClass), type)
}
/** #10071 repair-all cost over the player's equipped items (slots by body location). */
export function repairAllCost113c(world: ClientWorld, npcClass: number): number {
const slots: (TransactionCostInput | null)[] = new Array(REPAIR_ALL_SLOTS).fill(null)
for (const it of world.containers.equipment.values()) {
const loc = it.bodyLoc
if (!(loc > 0 && loc < REPAIR_ALL_SLOTS)) throw new Error(`equipped item #${it.id} has body location ${loc}`)
slots[loc] = itemToTransactionCostInput(it, world.containers.sockets.get(it.id) ?? [], 3)
}
return computeRepairAllCost113c(slots, transactionCostContextFromWorld(world, npcClass))
}

32
src/client/ui-model/vendor-price.ts Normal file
View File

@ -0,0 +1,32 @@
/**
* Vendor price provider contract (`src/client/ui-model/vendor-price.ts`).
*
* D2Client prices store items locally with D2Common #10107 (repair-all: #10071) for the tooltip and the
* `0x32 NpcBuy` / `0x33 NpcSell` cost field; D2Game ignores that field and prices server-side. The HUD never
* derives a price itself: `HudModel` receives these functions through its options, and opening a store
* without them throws (no fallback price). Production wiring injects {@link vendorPrice113c} /
* {@link vendorRepairAll113c}; tests inject stubs.
*/
import type { ItemData } from '../../netproto/index.ts'
import type { ClientWorld } from '../world/client-world.ts'
import { priceItem113c, repairAllCost113c } from './transaction-cost-input.ts'
/** Pricing inputs: the server-mirrored world (clvl, difficulty, quests, reduced-price stats) and the NPC class. */
export interface VendorPriceContext {
readonly world: ClientWorld
/** MonStats hcIdx of the store NPC (e.g. 147 = Gheed). */
readonly npcClass: number
}
/** Transaction type `0` buy, `1` sell, `2` gamble, `3` repair; returns the displayed / sent gold amount. */
export type VendorPriceFn = (item: ItemData, type: 0 | 1 | 2 | 3, ctx: VendorPriceContext) => number
/** "Repair all equipment: %d" total (patchstring 10095) for the player's equipped items. */
export type VendorRepairAllFn = (ctx: VendorPriceContext) => number
/** D2Common 1.13c #10107 port. */
export const vendorPrice113c: VendorPriceFn = (item, type, ctx) => priceItem113c(ctx.world, item, type, ctx.npcClass)
/** D2Common 1.13c #10071 port. */
export const vendorRepairAll113c: VendorRepairAllFn = (ctx) => repairAllCost113c(ctx.world, ctx.npcClass)

366
src/client/ui/hud-manager.ts
View File

@ -45,7 +45,6 @@ import {
type CursorState,
} from './cursor.ts'
import type { CharacterClassCode } from '../../common/units/classes.ts'
import type { TownNpcServiceDescriptor, VendorNpcId } from '../../common/units/npc-table.ts'
import {
detectInitialLang,
setCurrentLang,
@ -54,6 +53,7 @@ import {
type TblLang,
} from '../i18n/lang.ts'
import { setTooltipLocale } from '../../common/items/item-tooltip.ts'
import { requireTbl } from '../i18n/lang.ts'
import {
computeViewportAnchors,
getViewportProfile,
@ -283,6 +283,15 @@ export function logicalToClient(
* Server-authoritative HUD command sink (online mode: `HudModel`). Every method only emits a `ClientCommand`;
* the HUD never mutates gameplay state locally while a sink is attached.
*/
export type GoldDialogMode = 0 | 3 | 4
export interface GoldDialogRect {
readonly x: number
readonly y: number
readonly w: number
readonly h: number
}
export interface HudCommandSink {
allocateStat(key: BaseStatKey): boolean
allocateSkill(skillId: number): boolean
@ -299,6 +308,28 @@ export interface HudCommandSink {
useItem(itemId: number): void
transmuteCube(): void
teleportToLevel(destAreaId: number): void
/** NPC menu "trade" / "trade/repair": `0x38` action 1. */
openNpcTrade(npcId: number): void
/** NPC menu "gamble": `0x38` action 2 (Gheed, Elzix, Alkor, Jamella, Anya, Nihlathak). */
openNpcGamble(npcId: number): void
/** NPC menu "Identify Items" (Deckard Cain): `0x34`. */
identifyAllAtNpc(npcId: number): void
/** Close the NPC menu / store: `0x30 NpcCancel`. The server sends nothing back. */
closeNpc(npcId: number): void
/** Store grid click on a shop item: `0x32 NpcBuy` (gamble flag from the open window). */
vendorBuy(itemId: number, shiftFill: boolean): void
/** Sell a player item: `0x33 NpcSell`. */
vendorSell(itemId: number): void
/** Repair one item: `0x35 NpcRepair`. */
vendorRepairItem(itemId: number): void
/** Repair all equipped items: `0x35` with field4 = 0x80000000. */
vendorRepairAll(): void
/** Gold dialog mode 3: `0x4F` button 0x14. */
depositGold(amount: number): void
/** Gold dialog mode 4: `0x4F` button 0x13. */
withdrawGold(amount: number): void
/** Stash panel closed: `0x4F` button 0x12 (no reply). */
closeStash(): void
}
/** Parse the numeric server item id carried by a `UiInventoryItem` synced from `ClientWorld`; throws otherwise. */
@ -392,6 +423,13 @@ export class HudManager {
currentClass: CharacterClassCode | null = null
private _commandSink: HudCommandSink | null = null
/**
* D2Client gold dialog: mode `0` drop (string 4033), `3` deposit (4049), `4` withdraw (4050).
* The amount is clamped only to the source balance (inventory gold for 0/3, stash gold for 4);
* the server applies the inventory (clvl * 10,000) and stash (2,500,000) caps.
*/
goldDialog: { mode: GoldDialogMode; amount: number; fresh: boolean } | null = null
/**
* Server-authoritative command sink (online: `HudModel`). When attached, HUD interactions only emit
* `ClientCommand`s; all displayed state changes arrive back from the server through `HudModel.syncFromWorld()`.
@ -693,41 +731,164 @@ export class HudManager {
return ok
}
/**
* Opens a Town NPC Vendor or Gamble session on the Left Dock and ensures Player Inventory is open on the Right Dock.
*/
openVendorSession(
descriptorOrName: TownNpcServiceDescriptor | VendorNpcId | string,
mode: 'trade' | 'gamble' = 'trade',
difficulty: 0 | 1 | 2 = 0,
): boolean {
if (this.currentClass === null) {
throw new Error('HudManager.openVendorSession: character class not assigned by the server yet')
private requireSink(action: string): HudCommandSink {
if (!this._commandSink) throw new Error(`HudManager.${action}: no server command sink attached`)
return this._commandSink
}
const playerCtx = {
level: this.charSheet.attrs.level,
str: this.charSheet.attrs.str,
dex: this.charSheet.attrs.dex,
classCode: this.currentClass,
/** Server opened a store (`ClientWorld.npcInteraction.window`): show the vendor panel with the inventory. */
showVendorPanel(): void {
if (!this.worldPanels.activeVendorDescriptor) {
throw new Error('HudManager.showVendorPanel: no store set (WorldPanelsHud.setVendorShop)')
}
this.worldPanels.activePlayerInventory = this.inventory
this.inventory.setPlayerContext(playerCtx)
this.worldPanels.setPlayerContext(playerCtx)
const ok = this.worldPanels.openVendorForNpc(
descriptorOrName,
mode,
this.charSheet.attrs.level,
difficulty,
)
if (!ok) return false
this.worldPanels.npcMenu = null
this.leftPanel = 'vendor'
this.charSheet.visible = false
if (this.rightPanel !== 'inv') {
this.toggleRightPanel('inv')
if (this.rightPanel !== 'inv') this.toggleRightPanel('inv')
this.syncPublishedState()
}
/** Server opened the stash (S2C 0x77 action 0x10): show the stash panel with the inventory. */
showStashPanel(): void {
this.leftPanel = 'stash'
this.charSheet.visible = false
if (this.rightPanel !== 'inv') this.toggleRightPanel('inv')
this.syncPublishedState()
}
/** World state closed `kind` (already noted by `ClientWorld`): hide it without sending anything. */
hideLeftPanelFromWorld(kind: 'vendor' | 'stash'): void {
if (this.leftPanel !== kind) return
this.leftPanel = 'none'
if (kind === 'vendor') this.worldPanels.releaseMomentaryVendorButton()
if (this.goldDialog?.mode === 4 && kind === 'stash') this.goldDialog = null
this.syncPublishedState()
}
/** Dismiss the NPC menu and end the interaction (`0x30 NpcCancel`). */
dismissNpcMenu(): void {
const menu = this.worldPanels.npcMenu
if (!menu) return
this.worldPanels.npcMenu = null
if (menu.npcId !== null) this.requireSink('dismissNpcMenu').closeNpc(menu.npcId)
this.syncPublishedState()
}
/** Leaving the vendor / stash panel tells the server (`0x30` / `0x4F 0x12`); other panels are local. */
private leaveLeftPanel(prev: LeftDockPanelKind): void {
if (prev === 'vendor') {
const npcId = this.worldPanels.vendorNpcId
this.worldPanels.clearVendorShop()
if (npcId !== null) this.requireSink('closeVendor').closeNpc(npcId)
} else if (prev === 'stash') {
if (this.goldDialog && this.goldDialog.mode !== 0) this.goldDialog = null
this._commandSink?.closeStash()
}
}
/** Source balance the gold dialog clamps to: stash gold for withdraw, inventory gold otherwise. */
goldDialogBalance(mode: GoldDialogMode): number {
return mode === 4 ? this.worldPanels.stashGold : this.inventory.gold
}
/** Open the gold dialog pre-filled with the whole source balance. */
openGoldDialog(mode: GoldDialogMode): void {
if (mode === 3 && this.leftPanel !== 'stash') throw new Error('HudManager.openGoldDialog: deposit needs the stash open')
if (mode === 4 && this.leftPanel !== 'stash') throw new Error('HudManager.openGoldDialog: withdraw needs the stash open')
this.goldDialog = { mode, amount: this.goldDialogBalance(mode), fresh: true }
this.syncPublishedState()
}
/** Set the typed amount, clamped to `0 .. source balance`. */
setGoldDialogAmount(amount: number): void {
const dlg = this.goldDialog
if (!dlg) throw new Error('HudManager.setGoldDialogAmount: gold dialog is not open')
if (!Number.isFinite(amount)) throw new Error(`HudManager.setGoldDialogAmount: invalid amount ${amount}`)
dlg.amount = Math.max(0, Math.min(this.goldDialogBalance(dlg.mode), Math.floor(amount)))
dlg.fresh = false
}
/** Digit / Backspace editing; the first digit after opening replaces the pre-filled amount. */
typeGoldDialogKey(key: string): void {
const dlg = this.goldDialog
if (!dlg) throw new Error('HudManager.typeGoldDialogKey: gold dialog is not open')
if (key === 'Backspace') {
this.setGoldDialogAmount(dlg.fresh ? 0 : Math.floor(dlg.amount / 10))
} else if (/^[0-9]$/.test(key)) {
this.setGoldDialogAmount((dlg.fresh ? 0 : dlg.amount) * 10 + Number(key))
}
}
/** "ok": send the request for the clamped amount (nothing for 0) and close the dialog. */
confirmGoldDialog(): void {
const dlg = this.goldDialog
if (!dlg) throw new Error('HudManager.confirmGoldDialog: gold dialog is not open')
const amount = Math.max(0, Math.min(this.goldDialogBalance(dlg.mode), dlg.amount))
this.goldDialog = null
if (amount > 0) {
const sink = this.requireSink('confirmGoldDialog')
if (dlg.mode === 0) sink.dropGold(amount)
else if (dlg.mode === 3) sink.depositGold(amount)
else sink.withdrawGold(amount)
}
this.syncPublishedState()
return true
}
cancelGoldDialog(): void {
this.goldDialog = null
this.syncPublishedState()
}
/** Gold dialog box (centered stone box: title, amount, ok / cancel). */
getGoldDialogLayout(): { x: number; y: number; w: number; h: number; ok: GoldDialogRect; cancel: GoldDialogRect } {
const w = 260
const h = 110
const x = Math.round(this.screenWidth / 2 - w / 2)
const y = Math.round((this.screenHeight - 47) / 2 - h / 2)
return {
x,
y,
w,
h,
ok: { x: x + 30, y: y + h - 34, w: 80, h: 22 },
cancel: { x: x + w - 110, y: y + h - 34, w: 80, h: 22 },
}
}
private handleGoldDialogClick(x: number, y: number): void {
const l = this.getGoldDialogLayout()
const inRect = (r: GoldDialogRect) => x >= r.x && x <= r.x + r.w && y >= r.y && y <= r.y + r.h
if (inRect(l.ok)) this.confirmGoldDialog()
else if (inRect(l.cancel)) this.cancelGoldDialog()
}
private drawGoldDialog(ctx: CanvasRenderingContext2D): void {
const dlg = this.goldDialog
if (!dlg) return
const l = this.getGoldDialogLayout()
const titleKey = dlg.mode === 0 ? 'strDropGoldHowMuch' : dlg.mode === 3 ? 'strBankGoldDeposit' : 'strBankGoldWithdraw'
ctx.fillStyle = 'rgba(0, 0, 0, 0.9)'
ctx.fillRect(l.x, l.y, l.w, l.h)
ctx.strokeStyle = '#6c5c40'
ctx.strokeRect(l.x + 0.5, l.y + 0.5, l.w - 1, l.h - 1)
this.font.drawText(ctx, requireTbl(titleKey, this.lang), l.x + l.w / 2, l.y + 22, {
font: 'font8',
color: 'white',
align: 'center',
})
this.font.drawText(ctx, String(dlg.amount), l.x + l.w / 2, l.y + 50, {
font: 'font16',
color: 'gold',
align: 'center',
})
for (const [rect, key] of [[l.ok, 'ok'], [l.cancel, 'Back']] as const) {
ctx.strokeRect(rect.x + 0.5, rect.y + 0.5, rect.w - 1, rect.h - 1)
this.font.drawText(ctx, requireTbl(key, this.lang), rect.x + rect.w / 2, rect.y + 16, {
font: 'font16',
color: 'white',
align: 'center',
})
}
}
/**
@ -735,16 +896,19 @@ export class HudManager {
* Strictly follows D2Client.dll mutual exclusion on the Left Dock (`0..400`).
*/
toggleLeftPanel(kind: Exclude<LeftDockPanelKind, 'none'>): void {
if (this.leftPanel === kind) {
const prev = this.leftPanel
if (prev === kind) {
this.leftPanel = 'none'
this.charSheet.visible = false
this.worldPanels.vendorTradeState = 'idle'
this.worldPanels.releaseMomentaryVendorButton()
this.leaveLeftPanel(prev)
} else {
if (kind === 'vendor' && !this.worldPanels.activeVendorDescriptor) {
throw new Error('Cannot open vendor panel without an active vendor session')
}
this.leftPanel = kind
if (prev !== 'none') this.leaveLeftPanel(prev)
this.charSheet.visible = kind === 'char'
if ((kind === 'stash' || kind === 'vendor') && this.rightPanel === 'none') {
this.toggleRightPanel('inv')
@ -777,8 +941,13 @@ export class HudManager {
this.belt.lockedOpen ||
this.hotkeys.openPopup !== null ||
this.worldPanels.npcMenu !== null ||
this.goldDialog !== null ||
this.inventory.isIdentifyMode()
const prevLeft = this.leftPanel
this.goldDialog = null
this.dismissNpcMenu()
this.leftPanel = 'none'
if (prevLeft !== 'none') this.leaveLeftPanel(prevLeft)
this.rightPanel = 'none'
this.charSheet.visible = false
this.inventory.visible = false
@ -849,6 +1018,7 @@ export class HudManager {
* Central vision corridor (e.g. `400 < logicalX < 624` in `1024x768`) remains open and returns false.
*/
isPointInterceptedByHud(logicalX: number, logicalY: number): boolean {
if (this.goldDialog) return true
const profile = this.viewportProfile
const docking = this.getDockingLayout()
const { marginW } = docking
@ -898,6 +1068,14 @@ export class HudManager {
private bindEvents(): void {
window.addEventListener('keydown', (e) => {
if (e.target instanceof HTMLInputElement || e.target instanceof HTMLSelectElement) return
if (this.goldDialog) {
e.preventDefault()
if (e.key === 'Enter') this.confirmGoldDialog()
else if (e.key === 'Escape') this.cancelGoldDialog()
else this.typeGoldDialogKey(e.key)
this.syncPublishedState()
return
}
const key = e.key.toUpperCase()
if (key === 'I' || key === 'B') {
@ -1067,9 +1245,14 @@ export class HudManager {
handleHudMouseDown(e: MouseEvent): void {
if (e.button !== 0 && e.button !== 2) return
const pt = this.clientToLogical(e.clientX, e.clientY)
if (this.goldDialog) {
e.preventDefault()
e.stopPropagation()
if (e.button === 0) this.handleGoldDialogClick(pt.x, pt.y)
return
}
if (this.worldPanels.npcMenu && !this.worldPanels.isPointInNpcMenu(pt.x, pt.y, this.font)) {
this.worldPanels.npcMenu = null
this.syncPublishedState()
this.dismissNpcMenu()
}
if (!this.isPointInterceptedByHud(pt.x, pt.y)) {
if (this.inventory.isIdentifyMode()) {
@ -1107,19 +1290,25 @@ export class HudManager {
// Town NPC Stone Menu click
if (this.worldPanels.npcMenu) {
const npcId = this.worldPanels.npcMenu.npcId
this.worldPanels.handleNpcMenuClick(
pt.x,
pt.y,
{
onOpenVendor: (desc, mode) => {
this.openVendorSession(desc, mode)
onOpenVendor: (_desc, mode) => {
const sink = this.requireSink('npcMenu')
if (npcId === null) throw new Error('HudManager: NPC menu has no server NPC id')
if (mode === 'trade') sink.openNpcTrade(npcId)
else sink.openNpcGamble(npcId)
},
onIdentifyAll: (_desc) => {
const count = this.worldPanels.identifyAllUiItems(this.inventory)
this.worldPanels.showAreaBanner(
count > 0 ? `已鉴定 ${count} 件物品` : '背包中没有未鉴定物品',
count > 0 ? `Identified ${count} items` : 'No unidentified items in inventory',
)
const sink = this.requireSink('npcMenu')
if (npcId === null) throw new Error('HudManager: NPC menu has no server NPC id')
sink.identifyAllAtNpc(npcId)
sink.closeNpc(npcId)
},
onCancel: () => {
if (npcId !== null) this.requireSink('npcMenu').closeNpc(npcId)
},
},
this.font,
@ -1180,10 +1369,16 @@ export class HudManager {
this.syncPublishedState()
return
} else if (this.leftPanel !== 'none') {
this.worldPanels.handleLeftDockClick(this.leftPanel, leftX, pt.y, {
const dockKind = this.leftPanel
this.worldPanels.handleLeftDockClick(dockKind, leftX, pt.y, {
onClose: () => {
this.leftPanel = 'none'
this.leaveLeftPanel(dockKind)
},
onStashGoldButton: () => this.openGoldDialog(4),
onVendorBuy: (item, shiftFill) => this.requireSink('vendorBuy').vendorBuy(serverItemIdOf(item), shiftFill),
onVendorSell: (item) => this.requireSink('vendorSell').vendorSell(serverItemIdOf(item)),
onVendorRepairAll: () => this.requireSink('vendorRepairAll').vendorRepairAll(),
onWaypointTeleport: (act, slug, levelId) => {
if (this._commandSink) {
this._commandSink.teleportToLevel(levelId)
@ -1260,52 +1455,12 @@ export class HudManager {
}
}
}
}
// Vendor Repair or Sell/Quick-Sell from Player Inventory
if (this.leftPanel === 'vendor') {
// D2Client.dll 0x6fb472d0: Right-clicking while in Buy/Sell/Repair cursor mode cancels back to idle
if (e.button === 2 && this.worldPanels.vendorTradeState !== 'idle') {
this.worldPanels.vendorTradeState = 'idle'
if (this.leftPanel === 'vendor' && !this.inventory.isIdentifyMode() && this.handleVendorInventoryClick(rightX, pt.y, e.button === 2)) {
this.syncPublishedState()
return
}
if (
rightX >= INV_GRID_ORIGIN.x &&
rightX < INV_GRID_ORIGIN.x + INV_GRID_ORIGIN.cols * INV_GRID_ORIGIN.cellPx &&
pt.y >= INV_GRID_ORIGIN.y &&
pt.y < INV_GRID_ORIGIN.y + INV_GRID_ORIGIN.rows * INV_GRID_ORIGIN.cellPx
) {
const col = Math.floor((rightX - INV_GRID_ORIGIN.x) / INV_GRID_ORIGIN.cellPx)
const row = Math.floor((pt.y - INV_GRID_ORIGIN.y) / INV_GRID_ORIGIN.cellPx)
const hitIdx = this.inventory.gridItems.findIndex(
p => col >= p.col && col < p.col + p.item.invWidth && row >= p.row && row < p.row + p.item.invHeight,
)
if (hitIdx !== -1) {
const hit = this.inventory.gridItems[hitIdx]!
if (this.worldPanels.vendorTradeState === 'repair') {
this.worldPanels.repairSingleUiItem(hit.item, this.inventory)
this.syncPublishedState()
return
}
if (this.worldPanels.vendorTradeState === 'sell' || e.shiftKey || e.button === 2) {
const res = this.worldPanels.sellToActiveVendor(hit.item, this.inventory)
if (res.ok) {
if (this.inventory.gridItems[hitIdx] === hit) {
this.inventory.gridItems.splice(hitIdx, 1)
}
this.inventory.hoveredItem = null
}
this.syncPublishedState()
return
}
}
} else if (this.worldPanels.vendorTradeState === 'repair' && this.inventory.hoveredItem) {
this.worldPanels.repairSingleUiItem(this.inventory.hoveredItem.item, this.inventory)
this.syncPublishedState()
return
}
}
}
if (this._commandSink && this.forwardInventoryPanelClick(rightX, pt.y, e.button === 2)) {
this.syncPublishedState()
@ -1319,9 +1474,7 @@ export class HudManager {
{
onOpenCube: () => this.toggleLeftPanel('cube'),
onCastTownPortal: (source, item) => this.callbacks.onCastTownPortal?.(source, item),
onDropGold: (amt) => {
this.dropInventoryGold(amt, pt)
},
onGoldButton: () => this.openGoldDialog(this.leftPanel === 'stash' ? 3 : 0),
},
e.button === 2 ? 2 : 0,
{
@ -1341,6 +1494,46 @@ export class HudManager {
}
}
/**
* Inventory click while a store is open and the sell / repair cursor is armed (D2Client 0x6fb472d0):
* right-click disarms; sell sends `0x33` for the bag item; repair sends `0x35` for the bag or equipped item.
* Returns `false` in the idle / buy state so the click picks up / places items as usual.
*/
private handleVendorInventoryClick(x: number, y: number, isRightClick: boolean): boolean {
const state = this.worldPanels.vendorTradeState
if (state !== 'sell' && state !== 'repair') return false
if (isRightClick) {
this.worldPanels.vendorTradeState = 'idle'
return true
}
let target: UiInventoryItem | null = null
if (
x >= INV_GRID_ORIGIN.x &&
x < INV_GRID_ORIGIN.x + INV_GRID_ORIGIN.cols * INV_GRID_ORIGIN.cellPx &&
y >= INV_GRID_ORIGIN.y &&
y < INV_GRID_ORIGIN.y + INV_GRID_ORIGIN.rows * INV_GRID_ORIGIN.cellPx
) {
const col = Math.floor((x - INV_GRID_ORIGIN.x) / INV_GRID_ORIGIN.cellPx)
const row = Math.floor((y - INV_GRID_ORIGIN.y) / INV_GRID_ORIGIN.cellPx)
target =
this.inventory.gridItems.find(
p => col >= p.col && col < p.col + p.item.invWidth && row >= p.row && row < p.row + p.item.invHeight,
)?.item ?? null
} else if (state === 'repair') {
for (const [slot, rect] of Object.entries(EQUIP_SLOTS_LAYOUT) as [EquipSlotId, (typeof EQUIP_SLOTS_LAYOUT)[EquipSlotId]][]) {
if (x >= rect.x && x <= rect.x + rect.w && y >= rect.y && y <= rect.y + rect.h) {
target = this.inventory.equipped[slot] ?? null
break
}
}
}
if (!target) return true
const sink = this.requireSink(state === 'sell' ? 'vendorSell' : 'vendorRepairItem')
if (state === 'sell') sink.vendorSell(serverItemIdOf(target))
else sink.vendorRepairItem(serverItemIdOf(target))
return true
}
/**
* Forward an inventory-panel click (grid / paperdoll) to the server sink. Returns `false` when the point is not
* on an item area so the panel's own chrome (close / gold buttons / swap tabs) still handles it.
@ -1745,6 +1938,9 @@ export class HudManager {
this.worldPanels.drawItemTooltip(ctx, this.inventory.hoveredItem, this.font, this.leftPanel === 'vendor')
}
// 10b. Gold dialog (drop / deposit / withdraw)
this.drawGoldDialog(ctx)
// 11. Authentic Hand / Trade Cursor & Held Item at Hotspot
this.renderCursor(ctx, nowMs)

86
src/client/ui/inventory.ts
View File

@ -64,7 +64,7 @@ export {
import {
INV_COLS,
INV_ROWS,
PLAYER_GOLD_CAP,
STASH_GOLD_CAP,
getInventoryGoldLimit,
findFreeGridSlot,
type EquipSlotId,
@ -76,7 +76,7 @@ import {
export {
INV_COLS,
INV_ROWS,
PLAYER_GOLD_CAP,
STASH_GOLD_CAP,
getInventoryGoldLimit,
findFreeGridSlot,
type EquipSlotId,
@ -127,6 +127,9 @@ export const INV_GOLD_BTN_BOUNDS = {
h: 18,
} as const
/** Panel-relative click rect of the inventory gold coin button (inclusive bounds, D2Client inventory panel). */
export const INV_GOLD_BTN_HIT = { relX0: 83, relX1: 103, relY0: 392, relY1: 410 } as const
export const INV_GOLD_BOX_RECESS = {
x: 400 + 107,
y: 60 + 392,
@ -1583,34 +1586,6 @@ export function drawItemSocketOverlay(
}
}
declare global {
interface Boolean {
readonly cursorItem: UiInventoryItem | null
readonly action: 'equip' | 'unequip' | 'swap' | 'none'
}
}
let _lastInvClickCursorItem: UiInventoryItem | null = null
let _lastInvClickAction: 'equip' | 'unequip' | 'swap' | 'none' = 'none'
if (!Object.prototype.hasOwnProperty.call(Boolean.prototype, 'cursorItem')) {
Object.defineProperty(Boolean.prototype, 'cursorItem', {
get() {
return _lastInvClickCursorItem
},
configurable: true,
})
}
if (!Object.prototype.hasOwnProperty.call(Boolean.prototype, 'action')) {
Object.defineProperty(Boolean.prototype, 'action', {
get() {
return _lastInvClickAction
},
configurable: true,
})
}
function normalizeEquipSlotId(slotId: string): EquipSlotId {
if (slotId === 'head') return 'helm'
if (slotId === 'mainHand') return 'weapon1'
@ -1854,18 +1829,6 @@ export class InventoryPanel {
return false
}
/**
* Deduct gold from inventory to drop. Returns actual amount deducted.
*/
dropGold(amount: number): number {
if (!Number.isFinite(amount) || amount <= 0) return 0
const current = this.gold
const toDrop = Math.max(0, Math.min(Math.floor(amount), current))
if (toDrop <= 0) return 0
this.gold = current - toDrop
return toDrop
}
/**
* Handle left-click on a grid cell `(col, row)`:
* - If `cursorItem` is null: pick up the item at `(col, row)` into `cursorItem`.
@ -1877,7 +1840,6 @@ export class InventoryPanel {
*/
clickGridCell(col: number, row: number): boolean {
if (col < 0 || row < 0 || col >= INV_GRID_ORIGIN.cols || row >= INV_GRID_ORIGIN.rows) {
_lastInvClickCursorItem = this.cursorItem
return false
}
if (!this.cursorItem) {
@ -1885,12 +1847,10 @@ export class InventoryPanel {
p => col >= p.col && col < p.col + p.item.invWidth && row >= p.row && row < p.row + p.item.invHeight,
)
if (!hit) {
_lastInvClickCursorItem = null
return false
}
this.gridItems = this.gridItems.filter(p => p !== hit)
this.cursorItem = hit.item
_lastInvClickCursorItem = this.cursorItem
return true
}
@ -1910,7 +1870,6 @@ export class InventoryPanel {
} else {
this.cursorItem = null
}
_lastInvClickCursorItem = this.cursorItem
return true
}
}
@ -1922,12 +1881,10 @@ export class InventoryPanel {
} else {
this.cursorItem = null
}
_lastInvClickCursorItem = this.cursorItem
return true
}
if (!directHit && (col + this.cursorItem.invWidth > INV_GRID_ORIGIN.cols || row + this.cursorItem.invHeight > INV_GRID_ORIGIN.rows)) {
_lastInvClickCursorItem = this.cursorItem
return false
}
@ -1937,7 +1894,6 @@ export class InventoryPanel {
if (overlaps.length === 0) {
this.gridItems.push({ item: this.cursorItem, col: targetCol, row: targetRow })
this.cursorItem = null
_lastInvClickCursorItem = this.cursorItem
return true
}
if (overlaps.length === 1) {
@ -1954,7 +1910,6 @@ export class InventoryPanel {
} else {
this.cursorItem = null
}
_lastInvClickCursorItem = this.cursorItem
return true
}
}
@ -1966,16 +1921,13 @@ export class InventoryPanel {
} else {
this.cursorItem = null
}
_lastInvClickCursorItem = this.cursorItem
return true
}
this.gridItems = this.gridItems.filter(p => p !== single)
this.gridItems.push({ item: this.cursorItem, col: targetCol, row: targetRow })
this.cursorItem = single.item
_lastInvClickCursorItem = this.cursorItem
return true
}
_lastInvClickCursorItem = this.cursorItem
return false
}
@ -2057,14 +2009,10 @@ export class InventoryPanel {
const existing = this.equipped[slotId] ?? null
if (!this.cursorItem) {
if (!existing) {
_lastInvClickAction = 'none'
_lastInvClickCursorItem = null
return false
}
delete this.equipped[slotId]
this.cursorItem = existing
_lastInvClickAction = 'unequip'
_lastInvClickCursorItem = this.cursorItem
return true
}
if (existing && canSocketUiItem(this.cursorItem, existing)) {
@ -2075,19 +2023,13 @@ export class InventoryPanel {
} else {
this.cursorItem = null
}
_lastInvClickAction = 'equip'
_lastInvClickCursorItem = this.cursorItem
return true
}
if (!this.canEquipItemInSlot(this.cursorItem, slotId)) {
_lastInvClickAction = 'none'
_lastInvClickCursorItem = this.cursorItem
return false
}
this.equipped[slotId] = this.cursorItem
this.cursorItem = existing
_lastInvClickAction = existing ? 'swap' : 'equip'
_lastInvClickCursorItem = this.cursorItem
return true
}
@ -2194,7 +2136,8 @@ export class InventoryPanel {
callbacks?: {
onOpenCube?: () => void
onCastTownPortal?: (source?: 'tbk' | 'tsc', item?: UiInventoryItem) => boolean | void
onDropGold?: (amount: number) => void
/** Inventory gold coin button pressed: open the gold dialog (drop, or deposit while the stash is open). */
onGoldButton?: () => void
},
button: 0 | 2 = 0,
externalContainers?: {
@ -2310,12 +2253,15 @@ export class InventoryPanel {
return true
}
// 5. Gold Coin Button (`goldcoinbtn.dc6` at x=484..504) & Readout Area (x: 484..625, y: 450..485)
if (logicalX >= INV_GOLD_BTN_BOUNDS.x && logicalX <= 625 && logicalY >= 450 && logicalY <= 485) {
if (this.gold > 0) {
const dropAmt = Math.min(10_000, this.gold)
callbacks?.onDropGold?.(dropAmt)
}
// 5. Gold coin button (D2Client inventory gold button hit rect, panel-relative x 83..103, y 392..410).
// D2 never drops/deposits locally: the button only opens the gold dialog; the amount is chosen there.
if (
logicalX >= INV_PANEL_ORIGIN.x + INV_GOLD_BTN_HIT.relX0 &&
logicalX <= INV_PANEL_ORIGIN.x + INV_GOLD_BTN_HIT.relX1 &&
logicalY >= INV_PANEL_ORIGIN.y + INV_GOLD_BTN_HIT.relY0 &&
logicalY <= INV_PANEL_ORIGIN.y + INV_GOLD_BTN_HIT.relY1
) {
if (this.gold > 0) callbacks?.onGoldButton?.()
return true
}

735
src/client/ui/world-panels.ts
View File

@ -40,74 +40,10 @@ import {
import type { Item } from '../../common/items/items.ts'
import type { CharacterClassCode } from '../../common/units/classes.ts'
import { D2Rng } from '../../common/rng/d2-rng.ts'
import { getTblLang, type TblLang } from '../i18n/lang.ts'
import { getTblLang, requireTbl, type TblLang } from '../i18n/lang.ts'
import { STASH_GOLD_CAP } from '../../common/items/inventory-model.ts'
import { BAKED_UI_MANIFEST } from '../../common/items/baked-ui-meta.ts'
let _lastVendorReason: string | undefined = undefined
let _lastVendorBoughtCount = 0
let _lastVendorTotalCost = 0
let _lastVendorGoldReceived = 0
if (!Object.prototype.hasOwnProperty.call(Boolean.prototype, 'ok')) {
Object.defineProperty(Boolean.prototype, 'ok', {
get() {
return this.valueOf()
},
configurable: true,
})
}
if (!Object.prototype.hasOwnProperty.call(Boolean.prototype, 'reason')) {
Object.defineProperty(Boolean.prototype, 'reason', {
get() {
return _lastVendorReason
},
configurable: true,
})
}
if (!Object.prototype.hasOwnProperty.call(Boolean.prototype, 'boughtCount')) {
Object.defineProperty(Boolean.prototype, 'boughtCount', {
get() {
return _lastVendorBoughtCount
},
configurable: true,
})
}
if (!Object.prototype.hasOwnProperty.call(Boolean.prototype, 'totalCost')) {
Object.defineProperty(Boolean.prototype, 'totalCost', {
get() {
return _lastVendorTotalCost
},
configurable: true,
})
}
if (!Object.prototype.hasOwnProperty.call(Boolean.prototype, 'goldReceived')) {
Object.defineProperty(Boolean.prototype, 'goldReceived', {
get() {
return _lastVendorGoldReceived
},
configurable: true,
})
}
function makeVendorBuyResult(
ok: boolean,
boughtCount: number,
totalCost: number,
reason?: string,
): { ok: boolean; reason?: string; boughtCount: number; totalCost: number } & boolean {
_lastVendorReason = reason
_lastVendorBoughtCount = boughtCount
_lastVendorTotalCost = totalCost
return ok as any
}
function makeVendorSellResult(
ok: boolean,
goldReceived: number,
): { ok: boolean; goldReceived: number } & boolean {
_lastVendorGoldReceived = goldReceived
return ok as any
}
import {
type TownNpcServiceDescriptor,
type VendorNpcId,
@ -117,9 +53,6 @@ import {
getLocalizedNpcGreetings,
} from '../../common/units/npc-table.ts'
import type { VendorTabId } from '../../common/items/vendor-generator.ts'
import { VendorSessionManager } from '../../common/items/vendor-service.ts'
import { getEmbeddedDropTables } from '../../common/items/embedded-drop-tables.ts'
import { isItemRepairable } from '../../common/items/item-cost.ts'
import { CANONICAL_CHI_TBL_DICT, CANONICAL_ENG_TBL_DICT } from '../../common/data/canonical-tbl-strings.ts'
import { CANONICAL_ELITE_MODIFIERS, monsterDisplayName } from '../../common/units/monsters-data.ts'
import { getSocketableInfo, isJewelCode } from '../../common/items/gems-data.ts'
@ -129,6 +62,7 @@ import {
} from '../../common/items/runeword-socket.ts'
export {
STASH_GOLD_CAP,
GRID_ITEM_BG_BLUE,
GRID_ITEM_BG_GREEN,
GRID_ITEM_BG_RED,
@ -141,8 +75,10 @@ export type LeftDockPanelKind = 'none' | 'char' | 'quest' | 'waypoint' | 'stash'
export const STASH_PANEL_ORIGIN = { x: 80, y: 60, width: 320, height: 432, w: 320, h: 432 } as const
export const STASH_GRID_ORIGIN = { x: 80 + 74, y: 60 + 82, cols: 6, rows: 8, cellPx: 29 } as const
export const STASH_GOLD_CAP = 2_500_000
export const PLAYER_GOLD_CAP = 2_500_000
/** Panel-relative click rect of the stash gold coin button (inclusive, D2Client stash panel). */
export const STASH_GOLD_BTN_HIT = { relX0: 73, relX1: 150, relY0: 24, relY1: 41 } as const
/** Packed canonical tbl lookup that fails fast when the key was not packed. */
export const STASH_CLOSE_BTN_BOUNDS = { x: 80 + 272, y: 60 + 388, w: 32, h: 32 } as const
/**
@ -376,6 +312,12 @@ export const VENDOR_TABS: readonly {
{ id: 'misc', index: 3, xOffset: 240, width: 79, height: 31, centerX: 281, textY: 20, strIdx: 4039, labelZh: '其他', labelEn: 'Misc' },
] as const
/**
* MonStats classes whose NPC menu offers "gamble" in 1.13c: Gheed (147), Elzix (199), Alkor (254),
* Jamella (405), Anya (512), Nihlathak (514); matches `TownNpcServiceDescriptor.canGamble`.
*/
export const GAMBLE_NPC_CLASS_IDS: ReadonlySet<number> = new Set([147, 199, 254, 405, 512, 514])
export type NpcMenuActionId = 'talk' | 'trade' | 'gamble' | 'identify' | 'cancel'
export interface NpcMenuOption {
@ -710,23 +652,15 @@ export class WorldPanelsHud {
lang: TblLang = getTblLang()
selectedActTab = 1
selectedQuestIdx = 0
/** Server stat 15 (`goldbank`); 0 until received. */
private _stashGold = 0
private _stashGoldExplicitlySet = false
get stashGold(): number {
return this._stashGold
}
set stashGold(val: number) {
this._stashGold = Math.max(0, Math.floor(Number.isFinite(val) ? val : 0))
this._stashGoldExplicitlySet = true
}
/** Server stat 15 (`goldbank`), written by `HudModel` only; 0 until received (absent stat = 0). */
stashGold = 0
private _starterStashCleared = false
private readonly vendorRng = new D2Rng(0x56454e44)
private vendorBuySeq = 0
cubeTransmuteCount = 0
escapeMenuOpen = false
lastTooltipRect: { bx: number; by: number; boxW: number; boxH: number } | null = null
npcMenu: {
/** Server unit id of the NPC (from `NpcInit`); `null` for menus opened without a server unit. */
npcId: number | null
npcName: string
x: number
y: number
@ -737,14 +671,6 @@ export class WorldPanelsHud {
hoveredOptionIdx?: number | null | undefined
} | null = null
private _vendorSession: VendorSessionManager | null = null
get vendorSession(): VendorSessionManager {
if (!this._vendorSession) {
this._vendorSession = new VendorSessionManager(getEmbeddedDropTables())
}
return this._vendorSession
}
private _clearStarterStashIfRawItem(item: UiInventoryItem | null | undefined): void {
if (!this._starterStashCleared && item && !Array.isArray((item as any).allowedSlots)) {
this._starterStashCleared = true
@ -755,7 +681,13 @@ export class WorldPanelsHud {
activeVendorDescriptor: TownNpcServiceDescriptor | null = null
vendorMode: 'trade' | 'gamble' = 'trade'
activeVendorTab: VendorTabId = 'armor'
vendorDifficulty: 0 | 1 | 2 = 0
/** Server unit id of the NPC whose store is open (`ClientWorld.npcInteraction.npcId`); `null` when closed. */
vendorNpcId: number | null = null
/**
* "Repair all equipment: %d" total (patchstring 10095), computed by `HudModel` from its injected
* `VendorRepairAllFn`; `null` when no repair-capable store is open.
*/
vendorRepairAllCost: number | null = null
/** Synced from the server character level by `HudManager.syncPlayerContext()`. */
vendorCharLevel = 0
vendorPlayerStats: PlayerItemRequirementContext = {
@ -980,11 +912,13 @@ export class WorldPanelsHud {
descriptor: TownNpcServiceDescriptor,
screenX = 400,
screenY = 220,
npcId: number | null = null,
): void {
const options = this.buildNpcMenuOptions(descriptor)
// D2Client.dll 0x6fb53829 -> 0x6fb53370: first selectable line (option index 0) is selected on open.
// Box position clamping is performed dynamically in computeNpcDialogLayout (0x6fb53580).
this.npcMenu = {
npcId,
npcName: descriptor.displayName,
x: Math.round(screenX),
y: Math.round(screenY),
@ -1003,68 +937,80 @@ export class WorldPanelsHud {
return true
}
openVendorForNpc(
descriptorOrName: TownNpcServiceDescriptor | VendorNpcId | string,
mode: 'trade' | 'gamble' = 'trade',
cLvl = 85,
difficulty: 0 | 1 | 2 | 'normal' | 'nightmare' | 'hell' = 0,
): boolean {
const descriptor =
typeof descriptorOrName === 'object'
? descriptorOrName
: typeof descriptorOrName === 'number'
? getTownNpcDescriptorByVendorId(descriptorOrName)
: getTownNpcDescriptorByName(descriptorOrName)
if (!descriptor || descriptor.vendorId === null) return false
const diffNum: 0 | 1 | 2 =
difficulty === 'hell' || difficulty === 2
? 2
: difficulty === 'nightmare' || difficulty === 1
? 1
: 0
// Fail-fast validation against D2Client.dll 0x6fb3f430 button layout table
resolveVendorButtonLayout(descriptor.hcIdx, mode)
this.activeVendorDescriptor = descriptor
this.vendorMode = mode
this.vendorCharLevel = Math.max(1, cLvl)
this.vendorDifficulty = diffNum
/**
* Show the store the server filled with `0x9C AddToShop` items (`ClientWorld.containers.shop`).
* `pages`: one entry per shop item with its bitstream `storePage` (1..4 -> tab index 0..3, D2Client
* 0x6fb91178 tab table). Re-applying the same store keeps the selected tab unless it became empty
* (D2Client 0x6fb3f710 advances to the next non-empty tab).
*/
setVendorShop(p: {
readonly npcId: number
readonly descriptor: TownNpcServiceDescriptor
readonly mode: 'trade' | 'gamble'
readonly items: readonly { readonly storePage: number; readonly placement: GridPlacement }[]
}): void {
// Fail fast against the D2Client.dll 0x6fb3f430 button layout table.
resolveVendorButtonLayout(p.descriptor.hcIdx, p.mode)
const sameStore =
this.vendorNpcId === p.npcId &&
this.vendorMode === p.mode &&
this.activeVendorDescriptor?.hcIdx === p.descriptor.hcIdx
if (!sameStore) {
this.vendorTradeState = 'idle'
this.hoveredVendorButtonSlot = null
this.pressedMomentarySlot = null
this.hoveredVendorItem = null
const tables = getEmbeddedDropTables()
const vendorId = descriptor.vendorId
if (mode === 'gamble') {
const gambleInv = this.vendorSession.getOrCreateGambleStore(vendorId, this.vendorCharLevel)
this.gamblePlacements = gambleInv.getAllItems().map(p => {
const buyCost = this.vendorSession.getBuyPrice(p.item, vendorId, diffNum, this.vendorCharLevel, true)
const uiItem = itemToUiInventoryItem({ ...(p.item as any), buyCost, isGambleMystery: true }, tables)
return { item: uiItem, col: p.x, row: p.y }
})
}
this.activeVendorDescriptor = p.descriptor
this.vendorNpcId = p.npcId
this.vendorMode = p.mode
const tabs: Record<VendorTabId, GridPlacement[]> = { armor: [], weapons1: [], weapons2: [], misc: [] }
const gamble: GridPlacement[] = []
for (const entry of p.items) {
if (p.mode === 'gamble') {
gamble.push(entry.placement)
continue
}
const tab = VENDOR_TABS[entry.storePage - 1]
if (!tab) throw new Error(`setVendorShop: shop item store page ${entry.storePage} is outside 1..4`)
tabs[tab.id].push(entry.placement)
}
this.vendorTabPlacements = tabs
this.gamblePlacements = gamble
if (p.mode === 'gamble') {
this.activeVendorTab = 'armor'
return true
}
const store = this.vendorSession.getOrCreateVendorStore(vendorId, diffNum, this.vendorCharLevel)
const tabIds: VendorTabId[] = ['armor', 'weapons1', 'weapons2', 'misc']
for (const tabId of tabIds) {
const inv = store.tabs[tabId]
this.vendorTabPlacements[tabId] = inv.getAllItems().map(p => {
const buyCost = this.vendorSession.getBuyPrice(p.item, vendorId, diffNum, this.vendorCharLevel, false)
const sellCost = this.vendorSession.getSellPrice(p.item, vendorId, diffNum, this.vendorCharLevel)
const uiItem = itemToUiInventoryItem({ ...(p.item as any), buyCost, sellCost }, tables)
return { item: uiItem, col: p.x, row: p.y }
})
}
// D2Client.dll 0x6fb411a0 -> 0x6fb3f710(0): start at tab 0 ('armor') and cycle to first non-empty tab
} else if (!sameStore) {
// D2Client.dll 0x6fb411a0 -> 0x6fb3f710(0): start at tab 0 and cycle to the first non-empty tab.
this.selectVendorTab('armor')
return true
} else if (this.vendorTabPlacements[this.activeVendorTab].length === 0) {
this.selectVendorTab(this.activeVendorTab)
}
if (this.hoveredVendorItem && !this.getActiveVendorPlacements().some(pl => pl.item.id === this.hoveredVendorItem!.item.id)) {
this.hoveredVendorItem = null
}
}
/** Forget the store (NpcCancel sent: D2Client frees the store units, the server sends no RemoveFromShop). */
clearVendorShop(): void {
this.activeVendorDescriptor = null
this.vendorNpcId = null
this.vendorMode = 'trade'
this.vendorTradeState = 'idle'
this.vendorRepairAllCost = null
this.hoveredVendorButtonSlot = null
this.pressedMomentarySlot = null
this.hoveredVendorItem = null
this.vendorTabPlacements = { armor: [], weapons1: [], weapons2: [], misc: [] }
this.gamblePlacements = []
this.activeVendorTab = 'armor'
}
/** Repair-all total set by `HudModel`; throws when the store has a Repair All button but no cost was provided. */
requireRepairAllCost(): number {
if (this.vendorRepairAllCost === null) {
throw new Error('WorldPanelsHud: Repair All cost not provided (HudModel needs a VendorRepairAllFn)')
}
return this.vendorRepairAllCost
}
getActiveVendorPlacements(): GridPlacement[] {
@ -1074,376 +1020,6 @@ export class WorldPanelsHud {
return this.vendorTabPlacements[this.activeVendorTab] ?? []
}
getPlayerItemSellPrice(item: UiInventoryItem): number {
if (item.sellCost !== undefined) return item.sellCost
const vendorId = this.activeVendorDescriptor?.vendorId ?? (0 as VendorNpcId)
if (item.rawItem) {
return this.vendorSession.getSellPrice(item.rawItem, vendorId, this.vendorDifficulty, this.vendorCharLevel)
}
if ((item as any).baseCost !== undefined && Number.isFinite((item as any).baseCost)) {
return Math.max(1, Math.floor((item as any).baseCost / 2))
}
return Math.max(1, Math.floor(150))
}
getPlayerItemRepairPrice(item: UiInventoryItem): number {
if (!item.durability || item.durability.current >= item.durability.max) return 0
if (item.ethereal) return 0
const vendorId = this.activeVendorDescriptor?.vendorId ?? (2 as VendorNpcId)
if (item.rawItem) {
const syncedRaw = {
...item.rawItem,
durability: item.durability.current,
maxDurability: item.durability.max,
}
if (!isItemRepairable(syncedRaw)) return 0
return this.vendorSession.getRepairPrice(syncedRaw, vendorId, this.vendorDifficulty, this.vendorCharLevel)
}
const lost = Math.max(0, item.durability.max - item.durability.current)
return Math.max(1, lost * 12)
}
buyFromActiveVendor(
col: number,
row: number,
playerInventory: InventoryPanel,
isShiftClick = false,
): { ok: boolean; reason?: string; boughtCount: number; totalCost: number } {
if (!this.activeVendorDescriptor || this.activeVendorDescriptor.vendorId === null) {
return makeVendorBuyResult(false, 0, 0, 'no_vendor')
}
const vendorId = this.activeVendorDescriptor.vendorId
const placements = this.getActiveVendorPlacements()
const hitIdx = placements.findIndex(
p => col >= p.col && col < p.col + p.item.invWidth && row >= p.row && row < p.row + p.item.invHeight,
)
if (hitIdx === -1) {
return makeVendorBuyResult(false, 0, 0, 'empty_cell')
}
const hit = placements[hitIdx]!
const unitCost = hit.item.buyCost ?? 1
if (playerInventory.gold < unitCost) {
this.showVendorStatus(this.lang === 'ENG' ? 'Not enough gold' : '金币不足', 'red')
return makeVendorBuyResult(false, 0, 0, 'not_enough_gold')
}
const tables = getEmbeddedDropTables()
// Gamble Mode: resolve mystery item into concrete rolled item!
if (this.vendorMode === 'gamble') {
const freeSlot = findFreeGridSlot(playerInventory.gridItems, hit.item.invWidth, hit.item.invHeight)
if (!freeSlot) {
this.showVendorStatus(this.lang === 'ENG' ? 'Inventory full' : '背包空间不足', 'red')
return makeVendorBuyResult(false, 0, 0, 'inventory_full')
}
const gambleRes = this.vendorSession.buyGambleItem(
vendorId,
hit.col,
hit.row,
playerInventory.gold,
this.vendorCharLevel,
)
if (!gambleRes.success || !gambleRes.item) {
this.showVendorStatus(this.lang === 'ENG' ? 'Cannot gamble this item' : '无法赌博该物品', 'red')
return makeVendorBuyResult(false, 0, 0, gambleRes.error ?? 'gamble_failed')
}
playerInventory.gold = gambleRes.remainingGold
const sellCost = this.vendorSession.getSellPrice(gambleRes.item, vendorId, this.vendorDifficulty, this.vendorCharLevel)
const resolvedUi = itemToUiInventoryItem({ ...(gambleRes.item as any), sellCost }, tables)
playerInventory.gridItems.push({ item: resolvedUi, col: freeSlot.col, row: freeSlot.row })
this.gamblePlacements.splice(hitIdx, 1)
this.showVendorStatus(
this.lang === 'ENG' ? `Gambled: ${resolvedUi.name}` : `赌博获得: ${resolvedUi.nameZh}`,
'gold',
)
return makeVendorBuyResult(true, 1, gambleRes.goldSpent)
}
// Trade Mode: Shift-Click bulk buy for Scrolls/Potions/Keys
const isScrollOrPotionOrKey =
hit.item.permStore &&
(hit.item.code === 'tsc' ||
hit.item.code === 'isc' ||
hit.item.code === 'key' ||
hit.item.code === 'yps' ||
hit.item.code === 'vps' ||
hit.item.code === 'wms' ||
hit.item.code.startsWith('hp') ||
hit.item.code.startsWith('mp'))
const maxCopies = isShiftClick && isScrollOrPotionOrKey ? 8 : 1
let boughtCount = 0
let totalCost = 0
for (let i = 0; i < maxCopies; i++) {
if (playerInventory.gold < unitCost) break
const freeSlot = findFreeGridSlot(playerInventory.gridItems, hit.item.invWidth, hit.item.invHeight)
if (!freeSlot) {
if (boughtCount === 0) {
this.showVendorStatus(this.lang === 'ENG' ? 'Inventory full' : '背包空间不足', 'red')
return makeVendorBuyResult(false, 0, 0, 'inventory_full')
}
break
}
playerInventory.gold -= unitCost
totalCost += unitCost
boughtCount++
const rawClone = hit.item.rawItem
? { ...hit.item.rawItem, uniqueId: this.vendorRng.randRange(1, 0x7fffffff), permStore: false }
: undefined
const sellCost = rawClone
? this.vendorSession.getSellPrice(rawClone, vendorId, this.vendorDifficulty, this.vendorCharLevel)
: Math.max(1, Math.floor(unitCost / 2))
const clonedUiItem: UiInventoryItem = {
...hit.item,
id: `item-${hit.item.code}-v${++this.vendorBuySeq}-${this.vendorRng.randRange(10000, 99999)}`,
...(rawClone ? { rawItem: rawClone } : {}),
sellCost,
}
delete (clonedUiItem as any).buyCost
delete (clonedUiItem as any).permStore
playerInventory.gridItems.push({ item: clonedUiItem, col: freeSlot.col, row: freeSlot.row })
if (!hit.item.permStore) {
placements.splice(hitIdx, 1)
if (this.vendorMode === 'trade' && placements.length === 0) {
this.selectVendorTab(this.activeVendorTab)
}
break
}
}
if (boughtCount > 0) {
this.showVendorStatus(
this.lang === 'ENG'
? `Bought ${hit.item.name}${boughtCount > 1 ? ` x${boughtCount}` : ''} (-${totalCost} Gold)`
: `已购买 ${hit.item.nameZh}${boughtCount > 1 ? ` x${boughtCount}` : ''} (-${totalCost} 金币)`,
'gold',
)
return makeVendorBuyResult(true, boughtCount, totalCost)
}
return makeVendorBuyResult(false, 0, 0, 'purchase_failed')
}
sellToActiveVendor(
rawItem: UiInventoryItem | Item,
playerInventory: InventoryPanel,
): { ok: boolean; goldReceived: number } {
const item = rawItem as UiInventoryItem
if (!this.activeVendorDescriptor || this.activeVendorDescriptor.vendorId === null) {
return makeVendorSellResult(false, 0)
}
const vendorId = this.activeVendorDescriptor.vendorId
// Quest items cannot be sold
if (item.rawItem?.base?.quest && item.rawItem.base.quest > 0) {
this.showVendorStatus(
this.lang === 'ENG' ? 'Cannot sell quest item' : '任务物品无法出售',
'red',
)
return makeVendorSellResult(false, 0)
}
const sellPrice = this.getPlayerItemSellPrice(item)
playerInventory.gold = Math.min(
getInventoryGoldLimit(playerInventory.playerLevel),
playerInventory.gold + sellPrice,
)
const invIdx = playerInventory.gridItems.findIndex(
p => p.item === item || (item.id !== undefined && p.item.id === item.id),
)
if (invIdx !== -1) {
playerInventory.gridItems.splice(invIdx, 1)
}
// Place into vendor store tab for buyback (unless in gamble mode or item is permStore)
if (this.vendorMode === 'trade' && !item.permStore) {
const allowed = Array.isArray(item.allowedSlots) ? item.allowedSlots : []
const kind =
item.rawItem?.base?.kind ??
(item as any).type ??
(allowed.includes('weapon1') ? 'weapon' : allowed.length > 0 ? 'armor' : 'misc')
let targetTab: VendorTabId = kind === 'armor' ? 'armor' : kind === 'weapon' ? 'weapons1' : 'misc'
let tabPlacements = this.vendorTabPlacements[targetTab]
let freeSlot = findFreeGridSlot(tabPlacements, item.invWidth, item.invHeight, 10, 10)
if (!freeSlot && targetTab === 'weapons1') {
targetTab = 'weapons2'
tabPlacements = this.vendorTabPlacements[targetTab]
freeSlot = findFreeGridSlot(tabPlacements, item.invWidth, item.invHeight, 10, 10)
}
while (!freeSlot) {
const evictIdx = tabPlacements.findIndex(p => !p.item.permStore)
if (evictIdx === -1) break
tabPlacements.splice(evictIdx, 1)
freeSlot = findFreeGridSlot(tabPlacements, item.invWidth, item.invHeight, 10, 10)
}
if (freeSlot) {
const buybackPrice = item.rawItem
? this.vendorSession.getBuyPrice(item.rawItem, vendorId, this.vendorDifficulty, this.vendorCharLevel, false)
: Math.max(sellPrice * 2, 2)
const buybackUi: UiInventoryItem = {
...item,
buyCost: buybackPrice,
sellCost: sellPrice,
permStore: false,
}
tabPlacements.push({ item: buybackUi, col: freeSlot.col, row: freeSlot.row })
if (this.vendorTabPlacements[this.activeVendorTab].length === 0) {
this.selectVendorTab(targetTab)
}
}
}
this.showVendorStatus(
this.lang === 'ENG'
? `Sold ${item.name} (+${sellPrice} Gold)`
: `已出售 ${item.nameZh} (+${sellPrice} 金币)`,
'gold',
)
return makeVendorSellResult(true, sellPrice)
}
repairSingleUiItem(
item: UiInventoryItem,
playerInventory: InventoryPanel,
): { ok: boolean; cost: number } {
if (!this.activeVendorDescriptor?.canRepair) {
return { ok: false, cost: 0 }
}
if (!item.durability || item.durability.current >= item.durability.max) {
this.showVendorStatus(
this.lang === 'ENG' ? 'Item does not need repair' : '该物品无需修理',
'tan',
)
return { ok: false, cost: 0 }
}
if (item.ethereal) {
this.showVendorStatus(
this.lang === 'ENG' ? 'Cannot repair ethereal item' : '无形物品无法修理',
'red',
)
return { ok: false, cost: 0 }
}
const cost = this.getPlayerItemRepairPrice(item)
if (cost <= 0) return { ok: false, cost: 0 }
if (playerInventory.gold < cost) {
this.showVendorStatus(
this.lang === 'ENG' ? 'Not enough gold to repair' : '金币不足，无法修理',
'red',
)
return { ok: false, cost: 0 }
}
playerInventory.gold -= cost
;(item as { durability: { current: number; max: number } }).durability = {
current: item.durability.max,
max: item.durability.max,
}
if (item.rawItem) {
item.rawItem.durability = item.durability.max
}
this.showVendorStatus(
this.lang === 'ENG'
? `Repaired ${item.name} (-${cost} Gold)`
: `已修理 ${item.nameZh} (-${cost} 金币)`,
'gold',
)
return { ok: true, cost }
}
private collectRepairablePlayerItems(playerInventory: InventoryPanel): { item: UiInventoryItem; cost: number }[] {
const allItems: UiInventoryItem[] = [
...(Object.values(playerInventory.equipped).filter(Boolean) as UiInventoryItem[]),
...playerInventory.gridItems.map(p => p.item),
]
const result: { item: UiInventoryItem; cost: number }[] = []
for (const item of allItems) {
if (!item.durability || item.durability.current >= item.durability.max || item.ethereal) continue
const cost = this.getPlayerItemRepairPrice(item)
if (cost <= 0) continue
result.push({ item, cost })
}
return result
}
/**
* D2Client.dll `0x6fb3f260` -> D2Common `0x6fabc99a` (`#10095`):
* Computes total repair cost across all damaged repairable equipment and inventory items.
*/
getRepairAllCost(playerInventory?: InventoryPanel | null): number {
if (!this.activeVendorDescriptor?.canRepair) return 0
const inv = playerInventory ?? this.activePlayerInventory
if (!inv) return 0
let total = 0
for (const entry of this.collectRepairablePlayerItems(inv)) {
total += entry.cost
}
return total
}
repairAllUiItems(playerInventory: InventoryPanel): { repairedCount: number; totalCost: number } {
if (!this.activeVendorDescriptor?.canRepair) {
return { repairedCount: 0, totalCost: 0 }
}
let repairedCount = 0
let totalCost = 0
for (const { item, cost } of this.collectRepairablePlayerItems(playerInventory)) {
if ( !item.durability) continue
if (playerInventory.gold < cost) break
const maxDur = item.durability.max
playerInventory.gold -= cost
totalCost += cost
repairedCount++
;(item as { durability: { current: number; max: number } }).durability = {
current: maxDur,
max: maxDur,
}
if (item.rawItem) {
item.rawItem.durability = maxDur
}
}
if (repairedCount > 0) {
this.showVendorStatus(
this.lang === 'ENG'
? `Repaired ${repairedCount} items (-${totalCost} Gold)`
: `已修理 ${repairedCount} 件装备 (-${totalCost} 金币)`,
'gold',
)
} else {
this.showVendorStatus(
this.lang === 'ENG' ? 'All equipment is at full durability' : '所有装备完好，无需修理',
'tan',
)
}
return { repairedCount, totalCost }
}
identifyAllUiItems(playerInventory: InventoryPanel): number {
let count = 0
for (const placed of playerInventory.gridItems) {
if (isUiItemUnidentified(placed.item)) {
identifyUiItem(placed.item)
count++
}
}
for (const placed of this.stashItems) {
if (isUiItemUnidentified(placed.item)) {
identifyUiItem(placed.item)
count++
}
}
for (const placed of this.cubeItems) {
if (isUiItemUnidentified(placed.item)) {
identifyUiItem(placed.item)
count++
}
}
return count
}
/** Runtime quest status overrides: questId -> 'completed' | 'active' | 'locked' */
private questStatuses = new Map<string, 'completed' | 'active' | 'locked'>()
private cachedQuestsAtlasImg: HTMLImageElement | null = null
@ -1962,36 +1538,6 @@ export class WorldPanelsHud {
return true
}
depositGold(amount: number, playerInventory: { gold: number }): number {
if (amount <= 0) return 0
if (!this._stashGoldExplicitlySet) {
this._stashGold = 0
this._stashGoldExplicitlySet = true
}
const available = Math.max(0, Math.min(amount, playerInventory.gold, STASH_GOLD_CAP - this._stashGold))
if (available <= 0) return 0
playerInventory.gold -= available
this._stashGold += available
return available
}
withdrawGold(
amount: number,
playerInventory: { gold: number; maxGold?: number; _playerLevelExplicitlySet?: boolean },
): number {
if (amount <= 0) return 0
const cap =
playerInventory._playerLevelExplicitlySet &&
playerInventory.maxGold !== undefined
? playerInventory.maxGold
: PLAYER_GOLD_CAP
const available = Math.max(0, Math.min(amount, this._stashGold, cap - playerInventory.gold))
if (available <= 0) return 0
this._stashGold -= available
playerInventory.gold += available
return available
}
handleMouseMove(logicalX: number, logicalY: number): void {
this.hoveredStashItem = null
this.hoveredCubeItem = null
@ -2140,6 +1686,8 @@ export class WorldPanelsHud {
callbacks: {
onOpenVendor: (descriptor: TownNpcServiceDescriptor, mode: 'trade' | 'gamble') => void
onIdentifyAll: (descriptor: TownNpcServiceDescriptor) => void
/** Menu dismissed (`cancel` option or click outside): the caller sends `NpcCancel` (0x30). */
onCancel: () => void
},
font?: Pick<D2FontRenderer, 'measureText'> | null,
): boolean {
@ -2165,6 +1713,7 @@ export class WorldPanelsHud {
logicalY > layout.top + layout.height
) {
this.npcMenu = null
callbacks.onCancel()
return true
}
@ -2186,6 +1735,7 @@ export class WorldPanelsHud {
callbacks.onIdentifyAll(desc)
} else {
this.npcMenu = null
callbacks.onCancel()
}
return true
}
@ -2219,6 +1769,14 @@ export class WorldPanelsHud {
hitItem: UiInventoryItem | null,
isRightClick: boolean,
) => void
/** Stash gold coin button: open the withdraw gold dialog. */
onStashGoldButton?: () => void
/** Vendor grid click on a store item (buy / gamble). `shiftFill`: Shift held (0x32 shift-fill flag). */
onVendorBuy?: (item: UiInventoryItem, shiftFill: boolean) => void
/** Vendor grid click while holding a cursor item: sell it (0x33). */
onVendorSell?: (item: UiInventoryItem) => void
/** Repair All button (0x35 with field4 = 0x80000000). */
onVendorRepairAll?: () => void
},
): boolean {
if (logicalX > 400) return false
@ -2358,6 +1916,19 @@ export class WorldPanelsHud {
return true
}
} else if (kind === 'stash') {
// Stash gold coin button (panel-relative x 73..150, y 24..41): opens the withdraw dialog.
if (
logicalX >= ox + STASH_GOLD_BTN_HIT.relX0 &&
logicalX <= ox + STASH_GOLD_BTN_HIT.relX1 &&
logicalY >= oy + STASH_GOLD_BTN_HIT.relY0 &&
logicalY <= oy + STASH_GOLD_BTN_HIT.relY1
) {
if (!callbacks.isRightClick && this.stashGold > 0) {
if (!callbacks.onStashGoldButton) throw new Error('handleLeftDockClick: stash gold button needs onStashGoldButton')
callbacks.onStashGoldButton()
}
return true
}
// Stash 6x8 Grid
if (
logicalX >= STASH_GRID_ORIGIN.x &&
@ -2453,10 +2024,8 @@ export class WorldPanelsHud {
} else if (btnKind === 'repairAll') {
this.vendorTradeState = 'idle'
this.pressedMomentarySlot = hitSlot
const inv = callbacks.inventory ?? this.activePlayerInventory
if (inv) {
this.repairAllUiItems(inv)
}
if (!callbacks.onVendorRepairAll) throw new Error('handleLeftDockClick: Repair All needs onVendorRepairAll')
callbacks.onVendorRepairAll()
} else if (btnKind === 'close') {
this.vendorTradeState = 'idle'
this.pressedMomentarySlot = hitSlot
@ -2480,21 +2049,20 @@ export class WorldPanelsHud {
const row = Math.floor((logicalY - VENDOR_GRID_ORIGIN.y) / VENDOR_GRID_ORIGIN.cellPx)
const inv = callbacks.inventory ?? this.activePlayerInventory
if (inv) {
// If player is holding an item on cursor and clicks inside Vendor grid -> Sell it!
if (inv.cursorItem) {
const held = inv.cursorItem
const res = this.sellToActiveVendor(held, inv)
if (res.ok) {
inv.cursorItem = null
}
// Holding a cursor item over the store grid sells it (server answers with 0x2A + item/stat packets).
if (inv?.cursorItem) {
if (!callbacks.onVendorSell) throw new Error('handleLeftDockClick: vendor sell needs onVendorSell')
callbacks.onVendorSell(inv.cursorItem)
return true
}
// Left-click buy works in 'idle' or 'buy' state; do not accidentally buy when in 'sell' or 'repair' state
// Buy works in 'idle' or 'buy' state; never buy while the sell / repair cursor is armed.
if (this.vendorTradeState === 'idle' || this.vendorTradeState === 'buy') {
this.buyFromActiveVendor(col, row, inv, Boolean(callbacks.isShiftClick))
this.handleMouseMove(logicalX, logicalY)
const hit = this.getActiveVendorPlacements().find(
p => col >= p.col && col < p.col + p.item.invWidth && row >= p.row && row < p.row + p.item.invHeight,
)
if (hit) {
if (!callbacks.onVendorBuy) throw new Error('handleLeftDockClick: vendor buy needs onVendorBuy')
callbacks.onVendorBuy(hit.item, Boolean(callbacks.isShiftClick))
}
}
return true
@ -2652,14 +2220,14 @@ export class WorldPanelsHud {
}
} else if (kind === 'stash') {
if (assets.stashBgImg) ctx.drawImage(assets.stashBgImg, ox, oy)
font.drawText(ctx, isEn ? 'Private Stash' : '私人储物箱', ox + 172, oy + 35, {
font.drawText(ctx, requireTbl('bank', this.lang), ox + 172, oy + 35, {
font: 'font8',
color: 'gold',
align: 'center',
})
font.drawText(
ctx,
isEn ? `Stash Gold: ${this.stashGold.toLocaleString()}` : `储物箱金币: ${this.stashGold.toLocaleString()}`,
`${requireTbl('strGoldInStash', this.lang)} ${this.stashGold}`,
ox + 160,
oy + 61,
{
@ -2918,9 +2486,7 @@ export class WorldPanelsHud {
if (spec.enabled) {
const hoverText =
btnKind === 'repairAll'
? isEn
? `${spec.labelEn}: ${this.getRepairAllCost(assets.inventory)}`
: `${spec.labelZh}：${this.getRepairAllCost(assets.inventory)}`
? requireTbl('patchstring#95', this.lang).replace('%d', String(this.requireRepairAllCost()))
: isEn
? spec.labelEn
: spec.labelZh
@ -3290,35 +2856,16 @@ export class WorldPanelsHud {
}
// Vendor Transaction Cost Line (`ITEMS_CalculateTransactionCost` at 0x6FD9B1C0)
// Prices come from HudModel's injected VendorPriceFn (buyCost / sellCost / repairCost on the UI item).
if (item.buyCost !== undefined) {
const label = item.isGambleMystery
? (isEn ? 'Gamble Cost' : '赌博价格')
: (isEn ? 'Buy Cost' : '购买价格')
const suffix = isEn ? ' Gold' : ' 金币'
lines.push({ text: `${label}: ${item.buyCost.toLocaleString()}${suffix}`, color: 'gold', font: 'font8' })
lines.push({ text: `${requireTbl('cost', this.lang)}${item.buyCost}`, color: 'white', font: 'font8' })
} else if (vendorOpen && this.activeVendorDescriptor) {
if (this.repairCursorMode && this.activeVendorDescriptor.canRepair) {
const repPrice = this.getPlayerItemRepairPrice(item)
if (repPrice > 0) {
lines.push({
text: isEn
? `Repair Cost: ${repPrice.toLocaleString()} Gold`
: `修理费用: ${repPrice.toLocaleString()} 金币`,
color: 'gold',
font: 'font8',
})
}
} else {
const sellPrice = this.getPlayerItemSellPrice(item)
if (sellPrice > 0) {
lines.push({
text: isEn
? `Sell Value: ${sellPrice.toLocaleString()} Gold`
: `出售价格: ${sellPrice.toLocaleString()} 金币`,
color: 'gold',
font: 'font8',
})
if (item.repairCost !== undefined && item.repairCost > 0) {
lines.push({ text: `${requireTbl('Repair', this.lang)}${item.repairCost}`, color: 'white', font: 'font8' })
}
} else if (item.sellCost !== undefined) {
lines.push({ text: `${requireTbl('Sell', this.lang)}${item.sellCost}`, color: 'white', font: 'font8' })
}
}

91
src/client/world/client-world.ts
View File

@ -7,8 +7,10 @@
*/
import {
ClickButtonId,
unitTypeFromId,
type CharClassId,
type ClientCommand,
type Pt,
type ServerEvent,
type SkillLevel,
@ -70,6 +72,32 @@ export interface PortalState {
readonly flags?: number | undefined
}
/**
* Local NPC/stash interaction state. D2Client tracks this itself: the server never
* reports "window closed" (no RemoveFromShop after 0x30, no reply to 0x4F 0x12;
* captures 05 and 08). Stash opening is server-driven (0x77 action 0x10, capture 08).
*/
export interface NpcInteractionState {
/** NPC unit id from the last `NpcInit` (0x2F); `null` after `NpcCancel` (0x30). */
readonly npcId: number | null
/** Window opened by 0x38 action 1 (`trade`) or 2 (`gamble`). */
readonly window: 'none' | 'trade' | 'gamble'
/** Set by S2C 0x77 action 0x10, cleared when the client sends 0x4F button 0x12. */
readonly stashOpen: boolean
}
/** One S2C 0x2A NPCTransaction, numbered so the HUD can react to each reply once. */
export interface NpcTransactionRecord {
readonly seq: number
readonly result: number
readonly flag: number
readonly itemId: number
readonly gold: number
}
/** S2C 0x77 ButtonActions action that opens the stash panel (capture 08; D2Client jump table 0x6fb0a520[0x10]). */
const BUTTON_ACTION_OPEN_STASH = 0x10
/** Largest 1.13c stat id: stat ids are 9 bits wide in the stat bitstream (ItemStatCost.txt). */
const MAX_D2_STAT_ID = 0x1ff
@ -107,8 +135,55 @@ export class ClientWorld {
private readonly _chatLog: ChatLogEntry[] = []
private readonly _soundQueue: SoundQueueEntry[] = []
private readonly _portals = new Map<number, PortalState>()
private _npcInteraction: NpcInteractionState = { npcId: null, window: 'none', stashOpen: false }
private _lastNpcTransaction: NpcTransactionRecord | null = null
private _npcTransactionSeq = 0
private readonly _changeListeners = new Set<(ev: ServerEvent) => void>()
get npcInteraction(): NpcInteractionState {
return this._npcInteraction
}
/** Last S2C 0x2A NPCTransaction; display-only (gold/items come from stat and item packets). */
get lastNpcTransaction(): NpcTransactionRecord | null {
return this._lastNpcTransaction
}
/**
* Records the local side effects of an outgoing command, mirroring what D2Client
* does when it sends it: 0x38 opens the trade/gamble window and the store is
* refilled by 0x9C AddToShop; 0x30 frees the store units (no RemoveFromShop is
* sent, capture 05); 0x4F 0x12 closes the stash (no reply, capture 08).
*/
noteOutgoingCommand(cmd: ClientCommand): void {
const cur = this._npcInteraction
switch (cmd.type) {
case 'NpcInit':
this._npcInteraction = { ...cur, npcId: cmd.target.id, window: 'none' }
break
case 'NpcOpenTrade':
case 'NpcOpenGamble':
this._containers.clearShop()
this._npcInteraction = {
...cur,
npcId: cmd.npcId,
window: cmd.type === 'NpcOpenTrade' ? 'trade' : 'gamble',
}
break
case 'NpcCancel':
this._containers.clearShop()
this._npcInteraction = { ...cur, npcId: null, window: 'none' }
break
case 'ClickButton':
if (cmd.buttonId === ClickButtonId.CloseStash) {
this._npcInteraction = { ...cur, stashOpen: false }
}
break
default:
break
}
}
onChange(cb: (ev: ServerEvent) => void): () => void {
this._changeListeners.add(cb)
return () => {
@ -585,8 +660,17 @@ export class ClientWorld {
}
case 'Npc': {
if (ev.goldRemaining !== undefined) {
this._self.applyStat(14, ev.goldRemaining)
break
}
case 'NpcTransaction': {
// Gold and items are driven by stat 14 and 0x9C/0x9D only (D2Client 0x6fafbc80 ignores [11..14]).
this._lastNpcTransaction = {
seq: ++this._npcTransactionSeq,
result: ev.result,
flag: ev.flag,
itemId: ev.itemId,
gold: ev.gold,
}
break
}
@ -633,6 +717,9 @@ export class ClientWorld {
case 'Trade': {
this._trade.lastAction = ev.action
if (ev.action === BUTTON_ACTION_OPEN_STASH) {
this._npcInteraction = { ...this._npcInteraction, stashOpen: true }
}
if (ev.partnerId !== undefined) {
this._trade.partnerId = ev.partnerId
}

22
src/client/world/inventory.ts
View File

@ -92,7 +92,15 @@ export class ClientInventoryManager implements ClientItemContainers {
* Applies an `ItemEvent` from `0x9C` (`WorldItemAction`) or `0x9D` (`OwnedItemAction`).
*/
applyItemEvent(action: number, item: ItemData, container: ItemContainer, selfId?: number): void {
// Removal-to-cursor or shop removal actions:
// 0x05 RemoveFromContainer: the item goes to the cursor only when the packet's
// location is the cursor (pickup). Selling to an NPC sends act 0x05 with
// location 0 (capture 06-d2gs-vendor-buy-sell: 0x22 -> 0x9D act 5 loc 0 ->
// 0x2A result 1 flag 3), and the item simply leaves the player's containers.
if (action === 0x05 && container !== 'cursor') {
this.removeItemById(item.id)
return
}
// Removal-to-cursor actions:
// 0x05 RemoveFromContainer (to cursor), 0x08 Unequip (to cursor), 0x0F RemoveFromBelt (to cursor)
if (action === 0x05 || action === 0x08 || action === 0x0f) {
this.removeItemById(item.id)
@ -176,6 +184,18 @@ export class ClientInventoryManager implements ClientItemContainers {
}
}
/**
* Drops every store unit. The server sends no RemoveFromShop after C2S 0x30
* (capture 05-d2gs-vendor-open), so the client frees the store locally.
*/
clearShop(): void {
for (const id of this.shop.keys()) {
this.allById.delete(id)
this.sockets.delete(id)
}
this.shop.clear()
}
clear(): void {
this.inventory.clear()
this.equipment.clear()

36
src/common/data/canonical-tbl-strings.ts
View File

@ -295,6 +295,7 @@ export const CANONICAL_ENG_TBL_DICT: Readonly<Record<string, string>> = {
"Baal Throne": "Baal",
"BaalColdMage": "Death Mage",
"Baals Minion": "Minion of Destruction",
"Back": "cancel",
"Baezil's Vortex": "Baezil's Vortex",
"Bahamut's": "Bahamut's",
"Balrog": "Balrog",
@ -1779,6 +1780,7 @@ export const CANONICAL_ENG_TBL_DICT: Readonly<Record<string, string>> = {
"Realgar": "Realgar",
"ReanimatedHorde": "Reanimated Horde",
"Red": "Red",
"Repair": "Repair cost: ",
"Resonant": "Resonant",
"Returned": "Returned",
"ReturnedArcher": "Returned Archer",
@ -2018,6 +2020,7 @@ export const CANONICAL_ENG_TBL_DICT: Readonly<Record<string, string>> = {
"Scintillating": "Scintillating",
"Scorching": "Condensing",
"Screaming": "Screaming",
"Sell": "Sell value: ",
"Sensei's": "Sensei's",
"Septic": "Septic",
"Seraph's Hymn": "Seraph's Hymn",
@ -2647,6 +2650,13 @@ export const CANONICAL_ENG_TBL_DICT: Readonly<Record<string, string>> = {
"Trang-Oul's Guise": "Trang-Oul's Guise",
"Trang-Oul's Scales": "Trang-Oul's Scales",
"Trang-Oul's Wing": "Trang-Oul's Wing",
"TransactionResults10": "You do not have enough gold for that.",
"TransactionResults11": "She cannot come right now. Try again later.",
"TransactionResults4": "You do not have enough free space to do that.",
"TransactionResults5": "You already have the maximum number of Mercenaries.",
"TransactionResults6": "That item has just been traded.",
"TransactionResults8": "Something tells me that you do not have that item.",
"TransactionResults9": "I cannot complete that request.",
"TrappedSoul": "Trapped Soul",
"Travincal": "Travincal",
"Treads of Cthon": "Treads of Cthon",
@ -2911,6 +2921,7 @@ export const CANONICAL_ENG_TBL_DICT: Readonly<Record<string, string>> = {
"collar": "Collar",
"compellingorb": "Compelling Orb",
"cord": "Cord",
"cost": "Cost: ",
"cowl": "Cowl",
"cqv": "Bolts",
"crack": "Crack",
@ -3471,6 +3482,7 @@ export const CANONICAL_ENG_TBL_DICT: Readonly<Record<string, string>> = {
"of the Wolf": "of the Wolf",
"of the Wraith": "of the Wraith",
"of the Yeti": "of the Yeti",
"ok": "ok",
"opl": "Fulminating Potion",
"opm": "Exploding Potion",
"ops": "Oil Potion",
@ -3782,7 +3794,10 @@ export const CANONICAL_ENG_TBL_DICT: Readonly<Record<string, string>> = {
"strBSArmor": "Armor",
"strBSMisc": "Misc",
"strBSWeapons": "Weapons",
"strBankGoldDeposit": "How much Gold would you like to deposit?",
"strBankGoldWithdraw": "How much Gold would you like to withdraw?",
"strClose": "Close",
"strDropGoldHowMuch": "How much Gold would you like to drop?",
"strGoldInStash": "Gold in Stash:",
"strGoldLabel": "Gold",
"strModAllResistances": "All Resistances +%d",
@ -4000,7 +4015,8 @@ export const CANONICAL_ENG_TBL_DICT: Readonly<Record<string, string>> = {
"uniquestoneskin": "Stone Skin",
"uniquemultishot": "Multiple Shots",
"UniqueAuraEnchanted": "Aura Enchanted",
"strethereal": "Ethereal (Cannot be Repaired)"
"strethereal": "Ethereal (Cannot be Repaired)",
"patchstring#95": "Repair all equipment: %d"
}
export const CANONICAL_CHI_TBL_DICT: Readonly<Record<string, string>> = {
@ -4261,6 +4277,7 @@ export const CANONICAL_CHI_TBL_DICT: Readonly<Record<string, string>> = {
"Baal Throne": "巴尔",
"BaalColdMage": "死亡法师",
"Baals Minion": "毁灭的仆从",
"Back": "取消",
"Baezil's Vortex": "贝西尔的漩涡",
"Balrog": "巴羅格",
"Bane": "剋星",
@ -5611,6 +5628,7 @@ export const CANONICAL_CHI_TBL_DICT: Readonly<Record<string, string>> = {
"Razortine": "剃刀之叉",
"ReanimatedHorde": " ",
"Red": "紅之",
"Repair": "修復費用： ",
"Returned": "復活的怪物",
"ReturnedArcher": "復生的弓箭手",
"ReturnedMage": "復生的法師",
@ -5682,6 +5700,7 @@ export const CANONICAL_CHI_TBL_DICT: Readonly<Record<string, string>> = {
"Sazabi's Mental Sheath": "沙撒璧的精神之鞘",
"Scarab": "聖甲蟲",
"Schaefer's Hammer": "史恰佛之锤",
"Sell": "出售價格： ",
"Seraph's Hymn": "炽天使之韵",
"Serpent Lord": "海蛇之王",
"Serpent's": "海蛇之",
@ -6249,6 +6268,13 @@ export const CANONICAL_CHI_TBL_DICT: Readonly<Record<string, string>> = {
"Trang-Oul's Guise": "塔格奥之外装",
"Trang-Oul's Scales": "塔格奥之鳞",
"Trang-Oul's Wing": "塔格奥之翼",
"TransactionResults10": "你沒有足夠的金錢。",
"TransactionResults11": "她現在無法過來，請等一會再試。",
"TransactionResults4": "你沒有足夠的放置空間。",
"TransactionResults5": "你的傭兵數量已經到達最高人數。",
"TransactionResults6": "這項物品剛剛交易掉了。",
"TransactionResults8": "有些事指出你並非擁有該項物品。",
"TransactionResults9": "我無法完成那個要求。",
"TrappedSoul": "被困的靈魂",
"Travincal": "崔凡克",
"Treads of Cthon": "凱松的征服",
@ -6495,6 +6521,7 @@ export const CANONICAL_CHI_TBL_DICT: Readonly<Record<string, string>> = {
"collar": "項圈",
"compellingorb": "強制球體",
"cord": "捆綁",
"cost": "花費：",
"cowl": "蒙頭斗蓬",
"cqv": "十字弓彈",
"crack": "破裂",
@ -6858,6 +6885,7 @@ export const CANONICAL_CHI_TBL_DICT: Readonly<Record<string, string>> = {
"of the Vampire": "吸血鬼的",
"of the Wolf": "狼的",
"of the Wraith": "死靈",
"ok": "好",
"opl": "猛爆性葯劑",
"opm": "爆炸葯劑",
"ops": "油",
@ -7169,7 +7197,10 @@ export const CANONICAL_CHI_TBL_DICT: Readonly<Record<string, string>> = {
"strBSArmor": "裝甲",
"strBSMisc": "其他",
"strBSWeapons": "武器",
"strBankGoldDeposit": "你打算存入多少數量的金幣？",
"strBankGoldWithdraw": "你打算提出多少數量的金幣？",
"strClose": "關閉",
"strDropGoldHowMuch": "你想要丟下多少數量的金幣？",
"strGoldInStash": "儲藏起來的金錢：",
"strGoldLabel": "金幣",
"strModAllResistances": "所有抗性 +%d",
@ -7387,7 +7418,8 @@ export const CANONICAL_CHI_TBL_DICT: Readonly<Record<string, string>> = {
"uniquestoneskin": "皮膚硬化",
"uniquemultishot": "多重射擊",
"UniqueAuraEnchanted": "靈氣加強",
"strethereal": "无形的 (无法修复)"
"strethereal": "无形的 (无法修复)",
"patchstring#95": "修復所有裝備：%d"
}
export const CANONICAL_ISC_DESC_TABLE: Readonly<Record<string, CanonicalIscDescEntry>> = {

5
src/common/items/inventory-model.ts
View File

@ -13,9 +13,10 @@ export const INV_COLS = 10
export const INV_ROWS = 4
/**
* Authoritative Diablo II v1.13c Shared Stash Gold Cap (`D2Common.dll` max gold in stash = 2,500,000).
* Diablo II v1.13c stash gold cap (`D2Common.dll` ordinal #11060 returns 2,500,000).
* The character inventory has no fixed cap; see {@link getInventoryGoldLimit}.
*/
export const PLAYER_GOLD_CAP = 2_500_000
export const STASH_GOLD_CAP = 2_500_000
/**
* Authentic Diablo II 1.13c Inventory Gold Limit (`D2Common/src/Units/Units.cpp:3103`).

610
src/common/items/item-cost.ts
View File

@ -1,11 +1,33 @@
/**
* LEGACY vendor pricing over the server-side `Item` model.
*
* The 1.13c ground-truth port is `./transaction-cost.ts`, which ports
* `computeTransactionCost113c` (#10107, body 0x6fd78e80) and
* `computeRepairAllCost113c` (#10071, 0x6fd7a210). New code must use it.
*
* This module came from a D2MOO (1.10) port. It stays because
* `vendor-service.ts` and the legacy simulation tests price `Item` objects,
* which carry rolled properties instead of a full/base stat list. The fake
* addresses and permissive fallbacks have been removed:
* - ItemsTxt fields are read from the canonical compiled tables.
* - Missing Npc / Books / skill / ItemStatCost records throw.
* - Gamble pricing delegates to the 1.13c port.
*/
import type { DropTables } from './drop-tables.ts'
import { ItemFlag, ItemQuality, type Item, type ItemBase, type RolledItemProp } from './items.ts'
import { getItemTypeCode } from './affix-generator.ts'
import type { ItemTypeTable } from './item-types.ts'
import { VendorNpcId, getTownNpcDescriptorByVendorId, type NpcRecord } from '../units/npc-table.ts'
import type { RolledAutoMagic } from './automagic.ts'
import { VendorNpcId, type NpcRecord } from '../units/npc-table.ts'
import {
computeGambleBaseCost113c,
fogMulDiv113c,
getCanonicalTransactionCostTables,
isItemCodeOfType113c,
type ItemsTxtCostRecord,
} from './transaction-cost.ts'
/**
* Canonical 1.13c transaction types (`D2C_TransactionTypes` in D2Common.dll).
* Canonical 1.13c transaction types (`D2C_TransactionTypes`).
*/
export const enum TransactionType {
BUY = 0,
@ -14,15 +36,6 @@ export const enum TransactionType {
REPAIR = 3,
}
/**
* Normal difficulty fallback Max Buy caps by Act (Acts 1..5), Nightmare, and Hell.
*/
export const DEFAULT_NORMAL_MAX_BUY_BY_ACT: readonly [number, number, number, number, number] = [
5000, 10000, 15000, 20000, 25000,
] as const
export const DEFAULT_NIGHTMARE_MAX_BUY = 30000
export const DEFAULT_HELL_MAX_BUY = 35000
export interface TransactionCostOptions {
readonly item: Item
readonly transactionType: TransactionType
@ -30,78 +43,79 @@ export interface TransactionCostOptions {
readonly cLvl?: number | undefined
readonly vendorId?: VendorNpcId | undefined
readonly npcKey?: string | undefined
/** Unused since the Npc.txt record is required; kept so existing callers compile. */
readonly actIndex?: 0 | 1 | 2 | 3 | 4 | undefined
readonly completedQuests?: ReadonlySet<number> | undefined
readonly reducedPricesPercent?: number | undefined
readonly tables: DropTables
}
/** `0x6fd760f0` caps stack sizes here. */
const MAX_STACK_CAP = 511
/** `0x6fd78e80` caps reduced prices here (no lower clamp). */
const REDUCED_PRICES_CAP = 99
/** Encode-2/3 param split. UNCONFIRMED; see `transaction-cost.ts`. */
const SKILL_PARAM_SHIFT = 6
const SKILL_PARAM_MASK = 0x3f
/** ItemsTxt record of a base; throws if the code is unknown. */
function txt(base: ItemBase): ItemsTxtCostRecord {
const rec = getCanonicalTransactionCostTables().items.get(base.id)
if (!rec) throw new Error(`item-cost: unknown ItemsTxt code '${base.id}'`)
return rec
}
function primaryTypeOf(base: ItemBase, itemTypes: ItemTypeTable): ReturnType<ItemTypeTable['byCode']['get']> {
const code = txt(base).type
const def = itemTypes.byCode.get(code)
if (!def) throw new Error(`item-cost: unknown ItemTypes code '${code}' for '${base.id}'`)
return def
}
/**
* Checks whether an item base belongs to a class-specific ItemType (`ItemTypes.Class !== ''`, i.e., `nClass < 7`).
* Whether the primary ItemType is class-specific (`ItemTypes.Class` set, `nClass < 7`).
* 0x6fd798b0 reads the primary type only, with no equivalences.
*/
export function isClassSpecificItemBase(base: ItemBase, itemTypes: ItemTypeTable): boolean {
const startType = getItemTypeCode(base).trim()
const queue: string[] = [startType, ...(base.tags ?? [])]
const visited = new Set<string>()
while (queue.length > 0) {
const code = queue.shift()!.trim()
if (!code || visited.has(code.toLowerCase())) continue
visited.add(code.toLowerCase())
const def = itemTypes.byCode.get(code)
if (!def) continue
if (def.class && def.class.trim().length > 0) {
return true
const def = primaryTypeOf(base, itemTypes)
return Boolean(def?.class && def.class.trim().length > 0)
}
if (def.equiv1) queue.push(def.equiv1)
if (def.equiv2) queue.push(def.equiv2)
/** Whether the primary ItemType has StaffMods (`nStaffMods != 7`), as 0x6fd75970 checks. */
export function hasStaffModsItemType(base: ItemBase, itemTypes: ItemTypeTable): boolean {
const def = primaryTypeOf(base, itemTypes)
return Boolean(def?.staffMods && def.staffMods.trim().length > 0)
}
return false
/** Primary ItemType `Quiver` set (0x6fd74e60). */
export function isQuiverItem(base: ItemBase): boolean {
const t = getCanonicalTransactionCostTables().itemTypes.get(txt(base).type)
if (!t) throw new Error(`item-cost: unknown ItemTypes code '${txt(base).type}'`)
return t.quiver
}
/** `book` type, with equivalences (0x6fd74430). */
export function isBookItem(base: ItemBase): boolean {
return isItemCodeOfType113c(getCanonicalTransactionCostTables(), base.id, 'book')
}
function isEthereal(item: Item): boolean {
return Boolean(item.flags?.ethereal) || ((item.rawFlags ?? 0) & ItemFlag.ETHEREAL) !== 0
}
function maxStackOf(base: ItemBase): number {
const n = txt(base).maxStack
return n > MAX_STACK_CAP ? MAX_STACK_CAP : n
}
/**
* Checks whether an item base can receive StaffMods (`ItemTypes.StaffMods !== ''`, i.e., `nStaffMods != 7`).
* LEGACY "needs repair" predicate used by the vendor UI. It is NOT
* `ITEMS_IsRepairable` (0x6fd77090). That function is
* `isItemRepairable113c` in `./transaction-cost.ts`, and it also returns true
* for undamaged items.
*/
export function hasStaffModsItemType(base: ItemBase, itemTypes: ItemTypeTable): boolean {
const startType = getItemTypeCode(base).trim()
const queue: string[] = [startType, ...(base.tags ?? [])]
const visited = new Set<string>()
while (queue.length > 0) {
const code = queue.shift()!.trim()
if (!code || visited.has(code.toLowerCase())) continue
visited.add(code.toLowerCase())
const def = itemTypes.byCode.get(code)
if (!def) continue
if (def.staffMods && def.staffMods.trim().length > 0) {
return true
}
if (def.equiv1) queue.push(def.equiv1)
if (def.equiv2) queue.push(def.equiv2)
}
return false
}
export function isQuiverItem(base: ItemBase): boolean {
const t = (base.type ?? '').toLowerCase()
const c = base.id.toLowerCase()
return t === 'bowq' || t === 'xbowq' || c === 'aqv' || c === 'cqv'
}
export function isBookItem(base: ItemBase): boolean {
const t = (base.type ?? '').toLowerCase()
const c = base.id.toLowerCase()
return t === 'book' || c === 'tbk' || c === 'ibk'
}
export function isItemRepairable(item: Item): boolean {
const isEthereal =
Boolean(item.flags?.ethereal) ||
Boolean((item as any).ethereal) ||
((item.rawFlags ?? 0) & ItemFlag.ETHEREAL) !== 0
if (isEthereal) return false
if (isEthereal(item)) return false
if (isQuiverItem(item.base) || isBookItem(item.base)) return false
@ -111,20 +125,21 @@ export function isItemRepairable(item: Item): boolean {
)
if (hasIndestructible) return false
const maxDur = item.maxDurability ?? Number((item.base as any).durability) ?? 0
const rec = txt(item.base)
const maxDur = item.maxDurability ?? (rec.noDurability ? 0 : rec.durability)
const curDur = item.durability ?? maxDur
if (maxDur > 0 && curDur < maxDur) {
return true
}
// Also repairable if stackable throwing weapon below maxStack
if ((item.base as any).stackable && item.base.kind === 'weapon') {
const maxStack = item.base.maxStack || Number((item.base as any).maxstack) || 1
// A stackable throwing weapon below its max stack can be refilled.
if (rec.stackable && item.base.kind === 'weapon') {
const maxStack = maxStackOf(item.base)
const qty = item.quantity ?? item.stack ?? maxStack
if (qty < maxStack) return true
}
// Also repairable if it has partially depleted charged skills
// Charged skills that have been used can be recharged.
if (item.rolledProps?.some(p => p.code.toLowerCase() === 'charged')) {
return true
}
@ -133,8 +148,8 @@ export function isItemRepairable(item: Item): boolean {
}
/**
* Implements `ITEMS_CalculateAdditionalCostsForItemSkill` (`0x6FD9CB50`)
* for single-skill staffmods (`STAT_ITEM_SINGLESKILL`) on StaffMods-eligible item types.
* StaffMods pricing (`0x6fd75970`) for single-skill staffmods
* (`STAT_ITEM_SINGLESKILL`) on StaffMods item types.
*/
export function calculateAdditionalCostsForItemSkill(
item: Item,
@ -156,15 +171,18 @@ export function calculateAdditionalCostsForItemSkill(
return { sellCost, buyCost, repCost }
}
const skillCosts = tables.skillCosts
if (!skillCosts) throw new Error('item-cost: DropTables.skillCosts is required for StaffMods pricing')
let nSell = 0
let nBuy = 0
let nRep = 0
for (const sm of staffMods) {
const skillId = Number(sm.param)
const slvl = Math.max(1, Math.trunc(sm.value))
const skillRec = tables.skillCosts?.get(skillId)
if (!skillRec) continue
const slvl = Math.trunc(sm.value)
const skillRec = skillCosts.get(skillId)
if (!skillRec) throw new Error(`item-cost: no Skills.txt cost record for skill ${skillId}`)
const factor = 2 * slvl - 1
nSell += factor * (skillRec.costAdd + Math.trunc((sellCost * skillRec.costMult) / 1024))
@ -172,18 +190,17 @@ export function calculateAdditionalCostsForItemSkill(
nRep += factor * (skillRec.costAdd + Math.trunc((repCost * skillRec.costMult) / 1024))
}
const effDiv = Math.max(1, divisor)
return {
sellCost: sellCost + Math.trunc(nSell / effDiv),
buyCost: buyCost + Math.trunc(nBuy / effDiv),
repCost: repCost + Math.trunc(nRep / effDiv),
sellCost: sellCost + Math.trunc(nSell / divisor),
buyCost: buyCost + Math.trunc(nBuy / divisor),
repCost: repCost + Math.trunc(nRep / divisor),
}
}
/**
* Implements `ITEMS_CalculateAdditionalCostsForBonusStats` (`0x6FD9ACE0`).
* Iterates resolved bonus stats on the item and applies `ItemStatCost.txt`
* (`Encode`, `Add`, `Multiply`, `Divide`) or `Skills.txt` (`CostAdd`, `CostMult`).
* Bonus-stat pricing (`0x6fd78850`): applies `ItemStatCost.txt`
* (`Encode`, `Add`, `Multiply`) or `Skills.txt` (`CostAdd`, `CostMult`) to each
* rolled stat. `Divide` is not read by 1.13c.
*/
export function calculateAdditionalCostsForBonusStats(
item: Item,
@ -195,15 +212,13 @@ export function calculateAdditionalCostsForBonusStats(
): { sellCost: number; buyCost: number; repCost: number } {
const propertiesTable = tables.properties
const statCostTable = tables.itemStatCost
if (!statCostTable) {
return { sellCost, buyCost, repCost }
}
if (!statCostTable) throw new Error('item-cost: DropTables.itemStatCost is required for bonus-stat pricing')
let nSell = 0
let nBuy = 0
let nRep = 0
// Collect resolved stats from rolledProps (excluding staffMods 'skill' which are handled by calculateAdditionalCostsForItemSkill)
// Collect resolved stats. StaffMods 'skill' entries are priced by calculateAdditionalCostsForItemSkill.
const staffModSet = new Set<RolledItemProp>(item.staffMods ?? [])
const props = item.rolledProps ?? []
@ -211,14 +226,12 @@ export function calculateAdditionalCostsForBonusStats(
readonly statId: number
readonly param: number
readonly value: number
readonly propCode?: string
readonly min?: number
readonly max?: number
}
const entries: StatBonusEntry[] = []
if (props.length > 0 && propertiesTable) {
if (props.length > 0) {
if (!propertiesTable) throw new Error('item-cost: DropTables.properties is required to resolve rolled properties')
for (const prop of props) {
if (staffModSet.has(prop)) continue
if (prop.code.toLowerCase() === 'skill' && hasStaffModsItemType(item.base, tables.itemTypes)) {
@ -237,33 +250,27 @@ export function calculateAdditionalCostsForBonusStats(
prop.value,
statCostTable,
)
if (resolved.length > 0) {
for (const r of resolved) {
entries.push({
statId: r.statId,
param: r.param ?? numParam,
value: r.value,
propCode: prop.code,
min: prop.min,
max: prop.max,
})
}
entries.push({ statId: r.statId, param: r.param ?? numParam, value: r.value })
}
}
} else if (item.statList && item.statList.length > 0) {
for (const s of item.statList) {
entries.push({
statId: s.statId,
param: s.param ?? 0,
value: s.value,
})
entries.push({ statId: s.statId, param: s.param ?? 0, value: s.value })
}
}
const skillCosts = tables.skillCosts
const requireSkill = (id: number): { costAdd: number; costMult: number } => {
const rec = skillCosts?.get(id)
if (!rec) throw new Error(`item-cost: no Skills.txt cost record for skill ${id}`)
return rec
}
for (const entry of entries) {
const statRec = statCostTable.getById(entry.statId)
if (!statRec) continue
// STAT_ITEM_SINGLESKILL (107) on staffMod items is priced by calculateAdditionalCostsForItemSkill
if (!statRec) throw new Error(`item-cost: no ItemStatCost record for stat ${entry.statId}`)
// STAT_ITEM_SINGLESKILL (107) on StaffMods items is priced by calculateAdditionalCostsForItemSkill.
if (statRec.id === 107 && hasStaffModsItemType(item.base, tables.itemTypes)) {
continue
}
@ -272,47 +279,45 @@ export function calculateAdditionalCostsForBonusStats(
switch (statRec.encode) {
case 1: {
const skillRec = tables.skillCosts?.get(entry.param)
if (skillRec) {
const skillRec = requireSkill(entry.param)
nSell += skillRec.costAdd + Math.trunc((nBonusValue * sellCost * skillRec.costMult) / 1024)
nBuy += skillRec.costAdd + Math.trunc((nBonusValue * buyCost * skillRec.costMult) / 4096)
nRep += skillRec.costAdd + Math.trunc((nBonusValue * repCost * skillRec.costMult) / 1024)
}
break
}
case 2:
case 3: {
const skillId = entry.param > 63 ? entry.param >> 6 : entry.param
const slvl = entry.param > 63 ? Math.max(1, entry.param & 0x3f) : Math.max(1, entry.max ?? 1)
const skillRec = tables.skillCosts?.get(skillId)
if (skillRec) {
const skillRec = requireSkill(entry.param >> SKILL_PARAM_SHIFT)
const slvl = entry.param & SKILL_PARAM_MASK
nSell += skillRec.costAdd + Math.trunc((slvl * sellCost * skillRec.costMult) / 1024)
nBuy += skillRec.costAdd + Math.trunc((slvl * buyCost * skillRec.costMult) / 4096)
nRep += skillRec.costAdd + Math.trunc((slvl * repCost * skillRec.costMult) / 1024)
}
break
}
default: {
if (statRec.multiply > 0 || statRec.add > 0) {
nSell += statRec.add + Math.trunc((nBonusValue * sellCost * statRec.multiply) / 1024)
nBuy += statRec.add + Math.trunc((nBonusValue * buyCost * statRec.multiply) / 1024)
nRep += statRec.add + Math.trunc((nBonusValue * repCost * statRec.multiply) / 1024)
}
break
}
}
}
const effDiv = Math.max(1, divisor)
return {
sellCost: sellCost + Math.trunc(nSell / effDiv),
buyCost: buyCost + Math.trunc(nBuy / effDiv),
repCost: repCost + Math.trunc(nRep / effDiv),
sellCost: sellCost + Math.trunc(nSell / divisor),
buyCost: buyCost + Math.trunc(nBuy / divisor),
repCost: repCost + Math.trunc(nRep / divisor),
}
}
function capReducedPrices(pct: number): number {
const v = Math.trunc(pct)
return v >= REDUCED_PRICES_CAP ? REDUCED_PRICES_CAP : v
}
/**
* Calculates the 1.13c Gamble purchase price for an item (`ITEMS_CalculateTransactionCost` branch `TRANSACTIONTYPE_GAMBLE` at `0x6FD9B1C0`).
* Gamble price (`0x6fd78f38` → `0x6fd74840`), delegated to the 1.13c port.
* There is no minimum clamp: the asm returns this value directly.
*/
export function calculateGambleCost(options: {
readonly item: Item
@ -320,87 +325,35 @@ export function calculateGambleCost(options: {
readonly reducedPricesPercent?: number | undefined
readonly tables: DropTables
}): number {
const { item, cLvl, reducedPricesPercent = 0, tables } = options
const normCode = item.base.normcode || item.base.id
const normBase = tables.getBase(normCode) ?? item.base
const codeLower = normBase.id.toLowerCase()
let nCost = 0
if (codeLower === 'rin' || codeLower === 'amu') {
nCost = normBase.gambleCost ?? (codeLower === 'rin' ? 50000 : 63000)
} else {
const minStack = Number((normBase as any).minstack) || 0
const maxStack = Number((normBase as any).maxstack) || 0
const v27 = Math.max(1, Math.trunc((minStack + maxStack) / 2))
let v23 = 0
let nUberCost = 0
if (normBase.ubercode && normBase.ubercode !== '0' && normBase.ubercode !== 'xxx') {
const uberBase = tables.getBase(normBase.ubercode)
if (uberBase) {
const v30 = 100 * (cLvl - uberBase.level)
v23 = Math.max(0, Math.trunc(v30 / 2) + 1)
nUberCost = uberBase.cost ?? uberBase.value
}
const { item, cLvl, reducedPricesPercent = 0 } = options
let cost = computeGambleBaseCost113c(item.base.id, Math.trunc(cLvl), getCanonicalTransactionCostTables())
const rp = capReducedPrices(reducedPricesPercent)
if (rp !== 0) cost = (cost - fogMulDiv113c(rp, cost, 100)) | 0
return cost
}
let v22 = 0
let nUltraCost = 0
if (normBase.ultracode && normBase.ultracode !== '0' && normBase.ultracode !== 'xxx') {
const ultraBase = tables.getBase(normBase.ultracode)
if (ultraBase) {
const v30 = 100 * (cLvl - ultraBase.level)
v22 = Math.max(0, Math.trunc(v30 / 4) + 1)
nUltraCost = ultraBase.cost ?? ultraBase.value
}
/** Row index of the rolled AutoMagic affix. drop-tables.ts spreads `rolledAutoMagic` onto the item without a typed field. */
function rolledAutoMagicRow(item: Item): number | undefined {
if (!('rolledAutoMagic' in item)) return undefined
const rolled: unknown = item.rolledAutoMagic
if (rolled === undefined) return undefined
const parsed = rolled as Partial<RolledAutoMagic>
if (!parsed.entry || typeof parsed.entry.id !== 'number') throw new Error('item-cost: malformed rolledAutoMagic')
return parsed.entry.id
}
const normCost = normBase.cost ?? normBase.value
const nBase =
v23 * nUberCost +
v22 * nUltraCost +
v27 * normCost * (10000 - v22 - v23)
const effLvl = Math.max(5, Math.trunc(cLvl))
const baseQlvl = normBase.level
const lvlExcess = baseQlvl - 45 > 0 ? baseQlvl - 45 : 0
const factorA = Math.trunc((2 * effLvl + 1) / 3) + 20
const factorB =
Math.trunc(nBase / 10000) +
Math.trunc((250 * (effLvl + lvlExcess - Math.trunc(baseQlvl / 2))) / 3)
nCost = Math.trunc((factorA * factorB) / 15)
}
const clampedReduce = Math.min(99, Math.max(0, Math.trunc(reducedPricesPercent)))
if (clampedReduce > 0) {
nCost -= Math.trunc((nCost * clampedReduce) / 100)
}
return Math.max(1, nCost)
function resolveNpcRecord(tables: DropTables, vendorId?: VendorNpcId, npcKey?: string): NpcRecord {
if (!tables.npcTable) throw new Error('item-cost: DropTables.npcTable is required')
const rec =
(npcKey ? tables.npcTable.get(npcKey) : undefined) ??
(vendorId !== undefined ? tables.npcTable.getByVendorId(vendorId) : undefined)
if (!rec) throw new Error(`item-cost: no Npc.txt record for npcKey=${npcKey ?? '-'} vendorId=${vendorId ?? '-'}`)
return rec
}
/**
* Resolves the NpcRecord for a vendor / town NPC.
*/
function resolveNpcRecord(
tables: DropTables,
vendorId?: VendorNpcId,
npcKey?: string,
): NpcRecord | undefined {
if (npcKey && tables.npcTable) {
const byKey = tables.npcTable.get(npcKey)
if (byKey) return byKey
}
if (vendorId !== undefined && tables.npcTable) {
return tables.npcTable.getByVendorId(vendorId)
}
return undefined
}
/**
* Full 1.13c item transaction & acquisition pricing engine (`ITEMS_CalculateTransactionCost` at `0x6FD9B1C0`).
* LEGACY transaction pricing over `Item` (structured after 0x6fd78e80).
* Prefer `computeTransactionCost113c`.
*/
export function calculateTransactionCost(options: TransactionCostOptions): number {
const {
@ -410,7 +363,6 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
cLvl = 1,
vendorId,
npcKey,
actIndex,
completedQuests,
reducedPricesPercent = 0,
tables,
@ -428,17 +380,13 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
}
if (transactionType === TransactionType.GAMBLE) {
return calculateGambleCost({
item,
cLvl,
reducedPricesPercent,
tables,
})
return calculateGambleCost({ item, cLvl, reducedPricesPercent, tables })
}
const rec = txt(item.base)
const nQuantity = Math.max(1, Math.trunc(item.quantity ?? item.stack ?? 1))
const clampedReduce = Math.min(99, Math.max(0, Math.trunc(reducedPricesPercent)))
const baseCost = item.base.cost ?? item.base.value ?? 1
const rp = capReducedPrices(reducedPricesPercent)
const baseCost = rec.cost
let nSellCost = 0
let nBuyCost = 0
@ -450,20 +398,20 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
((item.rawFlags ?? 0) & ItemFlag.IS_EAR) !== 0
if (isEar) {
const earLvl = item.earData?.level ?? 1
const earLvl = item.earData?.level
if (earLvl === undefined) throw new Error('item-cost: ear item has no earData.level')
nSellCost = baseCost * earLvl
nBuyCost = nSellCost
} else if (isBookItem(item.base)) {
const bookRec = tables.booksTable?.getByBookCode(item.base.id)
const costPerCharge = bookRec?.costPerCharge ?? 80
nSellCost = baseCost + nQuantity * costPerCharge
if (!bookRec) throw new Error(`item-cost: no Books.txt record for '${item.base.id}'`)
nSellCost = baseCost + nQuantity * bookRec.costPerCharge
nBuyCost = nSellCost
} else if (isQuiverItem(item.base)) {
nSellCost = Math.trunc((nQuantity * baseCost) / 1024)
nBuyCost = nSellCost
const maxStack = Math.min(511, item.base.maxStack || 350)
nRepCost = Math.trunc((maxStack * baseCost) / 1024)
} else if (!(item.base as any).stackable) {
nRepCost = Math.trunc((maxStackOf(item.base) * baseCost) / 1024)
} else if (!rec.stackable) {
nSellCost = baseCost
nBuyCost = nSellCost
nRepCost = nSellCost
@ -471,18 +419,19 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
nSellCost = baseCost
nBuyCost = nSellCost
nRepCost = nSellCost
const maxStack = item.base.maxStack || Number((item.base as any).maxstack) || 1
nDivisor = Math.max(1, Math.min(511, maxStack))
const maxStack = maxStackOf(item.base)
nDivisor = maxStack > 1 ? maxStack : 1
}
// Armor defense scaling (lines 2119-2131 of Items.cpp)
if (item.base.kind === 'armor') {
const minAc = Number((item.base as any).minac) || 0
const maxAc = Number((item.base as any).maxac) || item.base.defense || 0
if (maxAc > 0 && maxAc - minAc !== -1) {
// Base unit STAT_ARMORCLASS (before ac% bonus stat)
// 0x6fd7900b: armor scales by base defense over max defense
if (isItemCodeOfType113c(getCanonicalTransactionCostTables(), item.base.id, 'armo')) {
const minAc = rec.minAc
const maxAc = rec.maxAc
if (maxAc !== 0 && maxAc - minAc !== -1) {
// The Item model stores the final defense; strip ac% to recover the base roll.
const rawDef = item.defense ?? item.stats?.defense
if (rawDef === undefined) throw new Error(`item-cost: armor '${item.base.id}' has no defense value`)
const acPct = item.stats?.['ac%'] ?? 0
const rawDef = item.defense ?? item.stats?.defense ?? maxAc
const baseAc =
acPct > 0
? Math.min(maxAc + 1, Math.max(minAc, Math.round((rawDef * 100) / (100 + acPct))))
@ -495,16 +444,9 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
const quality = item.quality ?? ItemQuality.NORMAL
// StaffMods for Normal / Low / Superior items (lines 2135-2138)
// StaffMods before affixes for non-magic qualities
if (quality < ItemQuality.MAGIC || quality > ItemQuality.TEMPERED) {
const afterSkill = calculateAdditionalCostsForItemSkill(
item,
nSellCost,
nBuyCost,
nRepCost,
nDivisor,
tables,
)
const afterSkill = calculateAdditionalCostsForItemSkill(item, nSellCost, nBuyCost, nRepCost, nDivisor, tables)
nSellCost = afterSkill.sellCost
nBuyCost = afterSkill.buyCost
nRepCost = afterSkill.repCost
@ -517,16 +459,25 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
let nSell = 0
let nBuy = 0
let nRep = 0
// AutoMagic affix cost (lines 2142-2157)
const autoAffix = (item as any).rolledAutoMagic?.entry
if (autoAffix && (autoAffix.add || autoAffix.multiply)) {
const add = autoAffix.add ?? 0
const mult = autoAffix.multiply ?? 0
const addTerm = (add: number, mult: number): void => {
nSell += add + Math.trunc((nSellCost * mult) / 1024)
nBuy += add + Math.trunc((nBuyCost * mult) / 1024)
nRep += add + Math.trunc((nRepCost * mult) / 1024)
}
const applyBonus = (): void => {
const afterBonus = calculateAdditionalCostsForBonusStats(item, nSellCost, nBuyCost, nRepCost, nDivisor, tables)
nSellCost = afterBonus.sellCost
nBuyCost = afterBonus.buyCost
nRepCost = afterBonus.repCost
}
// AutoMagic affix cost
const autoRow = rolledAutoMagicRow(item)
if (autoRow !== undefined) {
const auto = getCanonicalTransactionCostTables().autoMagic[autoRow]
if (!auto) throw new Error(`item-cost: AutoMagic row ${autoRow} outside table`)
addTerm(auto.add, auto.multiply)
}
switch (quality) {
case ItemQuality.RARE:
@ -534,25 +485,9 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
const rareAffixes = item.rolledRareAffixes?.affixes ?? []
for (const entry of rareAffixes) {
const affix = entry.affix ?? entry
const add = Number(affix?.add) || 0
const mult = Number(affix?.multiply) || 0
if (add || mult) {
nSell += add + Math.trunc((nSellCost * mult) / 1024)
nBuy += add + Math.trunc((nBuyCost * mult) / 1024)
nRep += add + Math.trunc((nRepCost * mult) / 1024)
addTerm(Number(affix?.add) || 0, Number(affix?.multiply) || 0)
}
}
const afterBonus = calculateAdditionalCostsForBonusStats(
item,
nSellCost,
nBuyCost,
nRepCost,
nDivisor,
tables,
)
nSellCost = afterBonus.sellCost
nBuyCost = afterBonus.buyCost
nRepCost = afterBonus.repCost
applyBonus()
break
}
@ -561,23 +496,9 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
item.uniqueItemDef ??
tables.uniques.byCode.get(item.base.id)?.find(u => u.index === item.name)
if (uDef) {
const costAdd = Number(uDef.costAdd ?? (uDef as any).costadd) || 0
const costMult = Number(uDef.costMult ?? (uDef as any).costmult) || 0
nSell += costAdd + Math.trunc((nSellCost * costMult) / 1024)
nBuy += costAdd + Math.trunc((nBuyCost * costMult) / 1024)
nRep += costAdd + Math.trunc((nRepCost * costMult) / 1024)
addTerm(Number(uDef.costAdd) || 0, Number(uDef.costMult) || 0)
} else {
const afterBonus = calculateAdditionalCostsForBonusStats(
item,
nSellCost,
nBuyCost,
nRepCost,
nDivisor,
tables,
)
nSellCost = afterBonus.sellCost
nBuyCost = afterBonus.buyCost
nRepCost = afterBonus.repCost
applyBonus()
}
break
}
@ -588,62 +509,23 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
tables.sets.items.entries.find(
s => s.item.toLowerCase() === item.base.id.toLowerCase() && s.index === item.name,
)
if (sDef) {
const costAdd = Number(sDef.costAdd ?? (sDef as any).costadd) || 0
const costMult = Number(sDef.costMult ?? (sDef as any).costmult) || 0
nSell += costAdd + Math.trunc((nSellCost * costMult) / 1024)
nBuy += costAdd + Math.trunc((nBuyCost * costMult) / 1024)
nRep += costAdd + Math.trunc((nRepCost * costMult) / 1024)
}
if (sDef) addTerm(Number(sDef.costAdd) || 0, Number(sDef.costMult) || 0)
break
}
case ItemQuality.MAGIC: {
const pAffix = item.rolledMagicAffixes?.prefix?.affix
if (pAffix) {
const add = Number(pAffix.add) || 0
const mult = Number(pAffix.multiply) || 0
nSell += add + Math.trunc((nSellCost * mult) / 1024)
nBuy += add + Math.trunc((nBuyCost * mult) / 1024)
nRep += add + Math.trunc((nRepCost * mult) / 1024)
}
if (pAffix) addTerm(Number(pAffix.add) || 0, Number(pAffix.multiply) || 0)
const sAffix = item.rolledMagicAffixes?.suffix?.affix
if (sAffix) {
const add = Number(sAffix.add) || 0
const mult = Number(sAffix.multiply) || 0
nSell += add + Math.trunc((nSellCost * mult) / 1024)
nBuy += add + Math.trunc((nBuyCost * mult) / 1024)
nRep += add + Math.trunc((nRepCost * mult) / 1024)
}
const afterBonus = calculateAdditionalCostsForBonusStats(
item,
nSellCost,
nBuyCost,
nRepCost,
nDivisor,
tables,
)
nSellCost = afterBonus.sellCost
nBuyCost = afterBonus.buyCost
nRepCost = afterBonus.repCost
if (sAffix) addTerm(Number(sAffix.add) || 0, Number(sAffix.multiply) || 0)
applyBonus()
break
}
case ItemQuality.SUPERIOR:
case ItemQuality.TEMPERED: {
const afterBonus = calculateAdditionalCostsForBonusStats(
item,
nSellCost,
nBuyCost,
nRepCost,
nDivisor,
tables,
)
nSellCost = afterBonus.sellCost
nBuyCost = afterBonus.buyCost
nRepCost = afterBonus.repCost
case ItemQuality.TEMPERED:
applyBonus()
break
}
case ItemQuality.LOW: {
nSell = -Math.trunc(nSellCost / 2)
@ -661,74 +543,52 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
nRepCost += Math.trunc(nRep / nDivisor)
if (quality >= ItemQuality.MAGIC && quality <= ItemQuality.TEMPERED) {
const afterSkill = calculateAdditionalCostsForItemSkill(
item,
nSellCost,
nBuyCost,
nRepCost,
nDivisor,
tables,
)
const afterSkill = calculateAdditionalCostsForItemSkill(item, nSellCost, nBuyCost, nRepCost, nDivisor, tables)
nSellCost = afterSkill.sellCost
nBuyCost = afterSkill.buyCost
nRepCost = afterSkill.repCost
}
}
// Socketed items (lines 2311-2325 of Items.cpp)
if (item.socketedItems && item.socketedItems.length > 0) {
for (const socketable of item.socketedItems) {
const socketableCost = Math.trunc((socketable.base.cost ?? socketable.base.value ?? 0) / 2)
// 0x6fd74a50: socketed children add half their ItemsTxt cost
for (const socketable of item.socketedItems ?? []) {
const socketableCost = Math.trunc(txt(socketable.base).cost / 2)
nSellCost += socketableCost
nBuyCost += socketableCost
nRepCost += socketableCost
}
}
// Ethereal acquisition quartering (lines 2327-2330)
const isEthereal =
Boolean(item.flags?.ethereal) ||
Boolean((item as any).ethereal) ||
((item.rawFlags ?? 0) & ItemFlag.ETHEREAL) !== 0
if (isEthereal) {
// 0x6fd798b0: ethereal and class-specific quartering of the player-sell price
const ethereal = isEthereal(item)
if (ethereal) {
nBuyCost = Math.trunc(nBuyCost / 4)
}
// Class-specific item acquisition quartering (lines 2332-2340)
if (isClassSpecificItemBase(item.base, tables.itemTypes)) {
nBuyCost = Math.trunc(nBuyCost / 4)
}
const maxDura = item.maxDurability ?? Number((item.base as any).durability) ?? 0
const maxDura = item.maxDurability ?? (rec.noDurability ? 0 : rec.durability)
const curDura = item.durability ?? maxDura
if (transactionType === TransactionType.SELL) {
if (isEthereal && maxDura > 0 && curDura <= 0) {
if (ethereal && maxDura > 0 && curDura <= 0) {
nBuyCost = 0
}
} else if (transactionType === TransactionType.REPAIR) {
if (maxDura > 0) {
if (curDura < maxDura) {
nRepCost = Math.trunc((nRepCost * (maxDura - curDura)) / maxDura)
} else {
nRepCost = 0
}
nRepCost = curDura < maxDura ? Math.trunc((nRepCost * (maxDura - curDura)) / maxDura) : 0
}
}
// Apply Npc.txt multipliers and quest discounts (lines 2388-2450)
// 0x6fd799d8 / 0x6fd79aa0: Npc.txt multipliers and quest discounts
const npcRec = resolveNpcRecord(tables, vendorId, npcKey)
const sellMult = npcRec?.sellMult ?? 1024
const buyMult = npcRec?.buyMult ?? 512
const repMult = npcRec?.repMult ?? 1024
nSellCost = Math.trunc((nSellCost * npcRec.sellMult) / 1024)
nBuyCost = Math.trunc((nBuyCost * npcRec.buyMult) / 1024)
nRepCost = Math.trunc((nRepCost * npcRec.repMult) / 1024)
nSellCost = Math.trunc((nSellCost * sellMult) / 1024)
nBuyCost = Math.trunc((nBuyCost * buyMult) / 1024)
nRepCost = Math.trunc((nRepCost * repMult) / 1024)
if (npcRec && completedQuests && completedQuests.size > 0) {
if (completedQuests && completedQuests.size > 0) {
for (let i = 0; i < 3; i++) {
const qFlag = npcRec.questFlag[i] ?? 0
const qFlag = npcRec.questFlag[i]!
if (qFlag > 0 && completedQuests.has(qFlag)) {
nSellCost = Math.trunc((nSellCost * npcRec.questSellMult[i]!) / 1024)
nBuyCost = Math.trunc((nBuyCost * npcRec.questBuyMult[i]!) / 1024)
@ -737,51 +597,27 @@ export function calculateTransactionCost(options: TransactionCostOptions): numbe
}
}
// Quantity multiplication for non-book, non-quiver items (lines 2452-2483)
// 0x6fd79b8d: quantity for non-book, non-quiver items
if (!isBookItem(item.base) && !isQuiverItem(item.base)) {
nSellCost *= nQuantity
if ((item.base as any).stackable && isItemRepairable(item)) {
const maxStack = Math.min(511, item.base.maxStack || Number((item.base as any).maxstack) || 1)
if (nQuantity < maxStack) {
nRepCost *= maxStack - nQuantity
} else {
nRepCost = 0
if (rec.stackable && isItemRepairable(item)) {
const maxStack = maxStackOf(item.base)
nRepCost = nQuantity < maxStack ? nRepCost * (maxStack - nQuantity) : 0
}
nBuyCost *= nQuantity
} else {
nBuyCost *= nQuantity
}
}
if (transactionType === TransactionType.SELL) {
let nCost = nBuyCost
let maxBuyCap: number
if (npcRec) {
maxBuyCap = npcRec.maxBuy[difficulty] ?? 35000
} else if (difficulty === 0) {
const resolvedAct =
actIndex ??
(vendorId !== undefined ? getTownNpcDescriptorByVendorId(vendorId)?.actIndex : undefined) ??
0
maxBuyCap = DEFAULT_NORMAL_MAX_BUY_BY_ACT[resolvedAct] ?? 5000
} else if (difficulty === 1) {
maxBuyCap = DEFAULT_NIGHTMARE_MAX_BUY
} else {
maxBuyCap = DEFAULT_HELL_MAX_BUY
}
if (nCost > maxBuyCap) {
nCost = maxBuyCap
}
const cap = npcRec.maxBuy[difficulty]
const nCost = nBuyCost > cap ? cap : nBuyCost
return Math.max(1, nCost)
}
if (transactionType === TransactionType.REPAIR) {
let nCost = nRepCost - Math.trunc((nRepCost * clampedReduce) / 100)
const nCost = rp !== 0 ? nRepCost - fogMulDiv113c(rp, nRepCost, 100) : nRepCost
return Math.max(1, nCost)
}
// TransactionType.BUY
let nCost = nSellCost - Math.trunc((nSellCost * clampedReduce) / 100)
const nCost = rp !== 0 ? nSellCost - fogMulDiv113c(rp, nSellCost, 100) : nSellCost
return Math.max(1, nCost)
}

1137
src/common/items/transaction-cost.ts Normal file
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37
src/netproto/d2gs/c2s/interact.ts
View File

@ -24,12 +24,41 @@ export function encodeC2sWaypointGo(waypointId: number, destAreaId: number): Uin
return validateC2sPacket(w.toUint8Array())
}
/** 0x4F ClickButton (7B): u8 0x4F | u16 buttonId | u16 complementLow | u16 complementHigh */
export function encodeC2sClickButton(buttonId: number, complement = 0): Uint8Array {
/**
* 0x4F ClickButton button ids (1.13c). Sender call sites in D2Client.dll; dispatcher D2Game.dll 0x6fc94200.
* - 0x08 TradeGold: amount = gold offered in the trade window.
* - 0x12 CloseStash: amount 0.
* - 0x13 WithdrawGold: stash -> inventory, amount (D2Game 0x6fc917e0; rejected if gold + amount > clvl*10000).
* - 0x14 DepositGold: inventory -> stash, amount (D2Game 0x6fc917e0; clamped to the 2,500,000 bank cap).
* - 0x18 Transmute: Horadric Cube transmute, amount 0.
*/
export const ClickButtonId = {
TradeGold: 0x08,
CloseStash: 0x12,
WithdrawGold: 0x13,
DepositGold: 0x14,
Transmute: 0x18,
} as const
/**
* 0x4F ClickButton (7B): u8 0x4F | u16 buttonId | u16 amountHigh | u16 amountLow.
*
* D2Game.dll 0x6fcf1470 rebuilds the 32-bit amount as `(WORD[3] << 16) | WORD[5]`; D2Client's gold
* dialog OK handler (0x6fb6fdf0..0x6fb6fe79) passes the high word in dx and the low word on the stack.
* The high word therefore precedes the low word on the wire.
*/
export function encodeC2sClickButton(buttonId: number, amount: number): Uint8Array {
if (!Number.isInteger(buttonId) || buttonId < 0 || buttonId > 0xffff) {
throw new RangeError(`ClickButton: invalid buttonId ${buttonId}`)
}
if (!Number.isInteger(amount) || amount < 0 || amount > 0xffffffff) {
throw new RangeError(`ClickButton: invalid amount ${amount}`)
}
const w = new ByteWriter(7)
w.u8(0x4f)
w.u16LE(buttonId & 0xffff)
w.u32LE(complement >>> 0)
w.u16LE(buttonId)
w.u16LE((amount >>> 16) & 0xffff)
w.u16LE(amount & 0xffff)
return validateC2sPacket(w.toUint8Array())
}

135
src/netproto/d2gs/c2s/npc.ts
View File

@ -24,25 +24,69 @@ export function encodeC2sNpcCancel(target: UnitRef): Uint8Array {
return validateC2sPacket(w.toUint8Array())
}
/** 0x32 BuyItem (17B): u8 0x32 | u32 npcId | u32 itemId | u32 tab | u32 cost */
export function encodeC2sNpcBuy(npcId: number, itemId: number, tab: number, cost: number): Uint8Array {
function requireU32(name: string, v: number): number {
if (!Number.isInteger(v) || v < 0 || v > 0xffffffff) throw new RangeError(`${name}: invalid u32 ${v}`)
return v >>> 0
}
function requireU16(name: string, v: number): number {
if (!Number.isInteger(v) || v < 0 || v > 0xffff) throw new RangeError(`${name}: invalid u16 ${v}`)
return v
}
/** 0x32 field3 bit: gamble purchase (D2Client global [0x6fbc97a8] set while the gamble window is open). */
export const NPC_BUY_FLAG_GAMBLE = 0x00000002
/** 0x32 field3 bit: shift+right-click fill buy (ItemsTxt +0x1a5 quantity-fill items; D2Client 0x6faf6ee0). */
export const NPC_BUY_FLAG_SHIFT_FILL = 0x80000000
export interface NpcBuyParams {
readonly npcId: number
readonly itemId: number
/** Shop item UnitAny.dwMode (u16) as seen by the client; packed into the high word of field3. */
readonly itemMode: number
readonly gamble: boolean
readonly shiftFill: boolean
/** Client-side cost (D2Common #10107 type 0/2); the server recomputes the price itself. */
readonly cost: number
}
/**
* 0x32 BuyItem (17B): u8 0x32 | u32 npcId | u32 itemId | u32 field3 | u32 cost.
* field3 = (itemMode << 16) | (gamble ? 2 : 0) | (shiftFill ? 0x80000000 : 0) (D2Client 0x6faf6ee0;
* D2Game 0x6fcef220 splits `&0x80000000`, `&0x7fffffff`, `>>16` before calling 0x6fcdf200).
*/
export function encodeC2sNpcBuy(p: NpcBuyParams): Uint8Array {
const field3 =
((requireU16('NpcBuy.itemMode', p.itemMode) << 16) |
(p.gamble ? NPC_BUY_FLAG_GAMBLE : 0) |
(p.shiftFill ? NPC_BUY_FLAG_SHIFT_FILL : 0)) >>>
0
const w = new ByteWriter(17)
w.u8(0x32)
w.u32LE(npcId >>> 0)
w.u32LE(itemId >>> 0)
w.u32LE(tab >>> 0)
w.u32LE(cost >>> 0)
w.u32LE(requireU32('NpcBuy.npcId', p.npcId))
w.u32LE(requireU32('NpcBuy.itemId', p.itemId))
w.u32LE(field3)
w.u32LE(requireU32('NpcBuy.cost', p.cost))
return validateC2sPacket(w.toUint8Array())
}
/** 0x33 SellItem (17B): u8 0x33 | u32 npcId | u32 itemId | u32 tab | u32 cost */
export function encodeC2sNpcSell(npcId: number, itemId: number, tab: number, cost: number): Uint8Array {
export interface NpcSellParams {
readonly npcId: number
readonly itemId: number
/** Sold item UnitAny.dwMode (u16); D2Game only reads WORD@9 of field3. */
readonly itemMode: number
/** Client-side sell price (D2Common #10107 type 1); the server recomputes the price itself. */
readonly cost: number
}
/** 0x33 SellItem (17B): u8 0x33 | u32 npcId | u32 itemId | u32 field3 (= itemMode) | u32 cost (D2Client 0x6fb46d5f). */
export function encodeC2sNpcSell(p: NpcSellParams): Uint8Array {
const w = new ByteWriter(17)
w.u8(0x33)
w.u32LE(npcId >>> 0)
w.u32LE(itemId >>> 0)
w.u32LE(tab >>> 0)
w.u32LE(cost >>> 0)
w.u32LE(requireU32('NpcSell.npcId', p.npcId))
w.u32LE(requireU32('NpcSell.itemId', p.itemId))
w.u32LE(requireU16('NpcSell.itemMode', p.itemMode))
w.u32LE(requireU32('NpcSell.cost', p.cost))
return validateC2sPacket(w.toUint8Array())
}
@ -54,19 +98,41 @@ export function encodeC2sNpcIdentifyAll(npcId: number): Uint8Array {
return validateC2sPacket(w.toUint8Array())
}
/** 0x35 Repair (17B): u8 0x35 | u32 npcId | u32 itemId | u32 tab | u32 cost */
export function encodeC2sNpcRepair(
npcId: number,
itemId = 0,
tab = 0,
cost = 0x80000000,
): Uint8Array {
/** 0x35 field4 sign bit: repair every equipped/inventory item (D2Game 0x6fcdde60, price D2Common #10071). */
export const NPC_REPAIR_ALL_FLAG = 0x80000000
export interface NpcRepairItemParams {
readonly npcId: number
readonly itemId: number
/** Item UnitAny.dwMode (u16). */
readonly itemMode: number
/** Current durability (item stat 72) as read by the client via D2Common #10973. */
readonly durability: number
}
/** 0x35 Repair single item (17B): u8 0x35 | u32 npcId | u32 itemId | u32 itemMode | u32 durability. */
export function encodeC2sNpcRepairItem(p: NpcRepairItemParams): Uint8Array {
const durability = requireU32('NpcRepairItem.durability', p.durability)
if ((durability & NPC_REPAIR_ALL_FLAG) !== 0) {
throw new RangeError('NpcRepairItem: durability must not set the repair-all sign bit')
}
const w = new ByteWriter(17)
w.u8(0x35)
w.u32LE(npcId >>> 0)
w.u32LE(itemId >>> 0)
w.u32LE(tab >>> 0)
w.u32LE(cost >>> 0)
w.u32LE(requireU32('NpcRepairItem.npcId', p.npcId))
w.u32LE(requireU32('NpcRepairItem.itemId', p.itemId))
w.u32LE(requireU16('NpcRepairItem.itemMode', p.itemMode))
w.u32LE(durability)
return validateC2sPacket(w.toUint8Array())
}
/** 0x35 Repair all (17B): u8 0x35 | u32 npcId | u32 0 | u32 0 | u32 0x80000000 (D2Client 0x6faf7dff clears itemId). */
export function encodeC2sNpcRepairAll(npcId: number): Uint8Array {
const w = new ByteWriter(17)
w.u8(0x35)
w.u32LE(requireU32('NpcRepairAll.npcId', npcId))
w.u32LE(0)
w.u32LE(0)
w.u32LE(NPC_REPAIR_ALL_FLAG)
return validateC2sPacket(w.toUint8Array())
}
@ -79,13 +145,26 @@ export function encodeC2sHireMerc(npcId: number, mercId: number): Uint8Array {
return validateC2sPacket(w.toUint8Array())
}
/** 0x38 EntityAction (13B): u8 0x38 | u32 actionType (1=trade, 2=gamble) | u32 npcId | u32 complement */
export function encodeC2sNpcEntityAction(actionType: number, npcId: number, complement = 0): Uint8Array {
/**
* 0x38 EntityAction action values handled by D2Game.dll 0x6fce00c0 (via C2S handler 0x6fcefb30):
* - 1 Trade: vendor classes -> 0x6fcdf810(gamble = 0) fills the shop.
* - 2 Gamble: classes 147/199/254/405/512/514 -> 0x6fcdf810(gamble = 1).
* - 3 Hire: 0x6fcdd330 (mercenary list).
* D2Client sends both trade (0x6fafb1e6) and gamble (0x6fafae85) with complement 0.
*/
export const NpcActionId = {
Trade: 1,
Gamble: 2,
Hire: 3,
} as const
/** 0x38 EntityAction (13B): u8 0x38 | u32 action | u32 npcId | u32 complement */
export function encodeC2sNpcEntityAction(action: number, npcId: number, complement: number): Uint8Array {
const w = new ByteWriter(13)
w.u8(0x38)
w.u32LE(actionType >>> 0)
w.u32LE(npcId >>> 0)
w.u32LE(complement >>> 0)
w.u32LE(requireU32('NpcEntityAction.action', action))
w.u32LE(requireU32('NpcEntityAction.npcId', npcId))
w.u32LE(requireU32('NpcEntityAction.complement', complement))
return validateC2sPacket(w.toUint8Array())
}

3
src/netproto/d2gs/c2s/trade.ts
View File

@ -4,6 +4,7 @@
import { encodeC2sClickButton } from './interact.ts'
export function encodeC2sTrade(action: number, gold = 0): Uint8Array {
/** Trade window buttons share 0x4F ClickButton; `gold` is only meaningful for button 0x08 (TradeGold). */
export function encodeC2sTrade(action: number, gold: number): Uint8Array {
return encodeC2sClickButton(action, gold)
}

22
src/netproto/d2gs/registry.ts
View File

@ -40,7 +40,9 @@ import {
encodeC2sNpcEntityAction,
encodeC2sNpcIdentifyAll,
encodeC2sNpcInit,
encodeC2sNpcRepair,
encodeC2sNpcRepairAll,
encodeC2sNpcRepairItem,
NpcActionId,
encodeC2sNpcResurrectMerc,
encodeC2sNpcSell,
} from './c2s/npc.ts'
@ -468,16 +470,20 @@ export function encodeD2gsClientCommand(
return [encodeC2sNpcInit(cmd.target)]
case 'NpcCancel':
return [encodeC2sNpcCancel(cmd.target)]
case 'NpcOpenTrade':
return [encodeC2sNpcEntityAction(NpcActionId.Trade, cmd.npcId, 0)]
case 'NpcOpenGamble':
return [encodeC2sNpcEntityAction(NpcActionId.Gamble, cmd.npcId, 0)]
case 'NpcBuy':
return [encodeC2sNpcBuy(cmd.npcId, cmd.itemId, cmd.tab, cmd.cost)]
return [encodeC2sNpcBuy(cmd)]
case 'NpcSell':
return [encodeC2sNpcSell(cmd.npcId, cmd.itemId, cmd.tab, cmd.cost)]
case 'NpcRepair':
return [encodeC2sNpcRepair(cmd.npcId, cmd.itemId, cmd.tab, cmd.cost)]
return [encodeC2sNpcSell(cmd)]
case 'NpcRepairItem':
return [encodeC2sNpcRepairItem(cmd)]
case 'NpcRepairAll':
return [encodeC2sNpcRepairAll(cmd.npcId)]
case 'NpcHeal':
return [encodeC2sNpcInit({ unitType: 1, id: cmd.npcId })]
case 'NpcGamble':
return [encodeC2sNpcEntityAction(2, cmd.npcId, cmd.itemId ?? 0)]
case 'NpcIdentifyAll':
return [encodeC2sNpcIdentifyAll(cmd.npcId)]
case 'NpcResurrectMerc':
@ -493,7 +499,7 @@ export function encodeD2gsClientCommand(
case 'TownPortal':
return [encodeC2sSkillAt('right', { x: 0, y: 0 })]
case 'ClickButton':
return [encodeC2sClickButton(cmd.buttonId, cmd.complement)]
return [encodeC2sClickButton(cmd.buttonId, cmd.amount)]
case 'Party':
return [encodeC2sParty(cmd.action, cmd.targetPlayerId)]
case 'Hostile':

30
src/netproto/d2gs/s2c/npc.ts
View File

@ -24,22 +24,30 @@ export function decode0x27NpcInfo(pkt: Uint8Array): ServerEvent {
}
}
/** 0x2A NPCTransaction (15B, D2Client.dll 0x6fb5f9b0) */
/**
* 0x2A NPCTransaction (15B).
*
* Server builder D2Game.dll 0x6fcaac90(al=0x2A, cl=result, edx=gold; stack: client, itemId, flag):
* [0]=0x2A [1]=flag [2]=result [3..6]=not written (stack garbage) [7..10]=u32 itemId [11..14]=u32 gold (stat 14).
* Client D2Client.dll 0x6fb5f9b0 -> 0x6fafbc80 copies the packet to 0x6fbc977f and only reads
* result ([0x6fbc9781]) and itemId ([0x6fbc9786]); flag and gold are not consumed by the client
* (inventory gold is driven by stat 14 updates).
*/
export function decode0x2ANpcTransaction(pkt: Uint8Array): ServerEvent {
if (pkt.length !== 15) throw new RangeError(`0x2A NPCTransaction: expected 15 bytes, got ${pkt.length}`)
const r = new ByteReader(pkt)
r.u8() // 0x2A
const tradeType = r.u8()
const flag = r.u8()
const result = r.u8()
const npcId = r.u32LE()
const merchandiseId = r.u32LE()
const goldRemaining = r.u32LE()
r.skip(4) // [3..6] uninitialised on the server side
const itemId = r.u32LE()
const gold = r.u32LE()
return {
type: 'Npc',
kind: 'transaction',
npcId,
result: (result << 8) | tradeType,
merchandiseId,
goldRemaining,
type: 'NpcTransaction',
result,
flag,
itemId,
gold,
}
}

29
src/netproto/domain/client-command.ts
View File

@ -50,29 +50,39 @@ export type ClientCommand =
| { readonly type: 'IdentifyItem'; readonly itemId: number; readonly scrollId: number }
| { readonly type: 'NpcInit'; readonly target: UnitRef }
| { readonly type: 'NpcCancel'; readonly target: UnitRef }
/** 0x38 action 1: open the vendor trade window (server fills the shop with 0x9C AddToShop). */
| { readonly type: 'NpcOpenTrade'; readonly npcId: number }
/** 0x38 action 2: open the gamble window. */
| { readonly type: 'NpcOpenGamble'; readonly npcId: number }
| {
/** 0x32 BuyItem; field3 = (itemMode << 16) | (gamble ? 2 : 0) | (shiftFill ? 0x80000000 : 0). */
readonly type: 'NpcBuy'
readonly npcId: number
readonly itemId: number
readonly tab: number
readonly itemMode: number
readonly gamble: boolean
readonly shiftFill: boolean
readonly cost: number
}
| {
/** 0x33 SellItem; field3 = itemMode. */
readonly type: 'NpcSell'
readonly npcId: number
readonly itemId: number
readonly tab: number
readonly itemMode: number
readonly cost: number
}
| {
readonly type: 'NpcRepair'
/** 0x35 Repair one item: field3 = itemMode, field4 = current durability (stat 72). */
readonly type: 'NpcRepairItem'
readonly npcId: number
readonly itemId?: number | undefined
readonly tab?: number | undefined
readonly cost?: number | undefined
readonly itemId: number
readonly itemMode: number
readonly durability: number
}
/** 0x35 Repair all: itemId 0, field3 0, field4 0x80000000. */
| { readonly type: 'NpcRepairAll'; readonly npcId: number }
| { readonly type: 'NpcHeal'; readonly npcId: number }
| { readonly type: 'NpcGamble'; readonly npcId: number; readonly itemId?: number | undefined }
| { readonly type: 'NpcIdentifyAll'; readonly npcId: number }
| { readonly type: 'NpcResurrectMerc'; readonly npcId: number }
| { readonly type: 'HireMerc'; readonly npcId: number; readonly mercId: number }
@ -80,10 +90,11 @@ export type ClientCommand =
| { readonly type: 'AddSkillPoint'; readonly skillId: number }
| { readonly type: 'WaypointGo'; readonly waypointId: number; readonly destAreaId: number }
| { readonly type: 'TownPortal' }
| { readonly type: 'ClickButton'; readonly buttonId: number; readonly complement?: number | undefined }
/** 0x4F ClickButton: see `ClickButtonId` (0x12 close stash, 0x13 withdraw, 0x14 deposit, 0x18 transmute). */
| { readonly type: 'ClickButton'; readonly buttonId: number; readonly amount: number }
| { readonly type: 'Party'; readonly action: number; readonly targetPlayerId: number }
| { readonly type: 'Hostile'; readonly targetPlayerId: number; readonly hostile: boolean }
| { readonly type: 'Trade'; readonly action: number; readonly gold?: number | undefined }
| { readonly type: 'Trade'; readonly action: number; readonly gold: number }
| { readonly type: 'Chat'; readonly text: string; readonly whisperTo?: string | undefined }
| { readonly type: 'OverheadChat'; readonly text: string }
| { readonly type: 'Resurrect' }

13
src/netproto/domain/server-event.ts
View File

@ -141,13 +141,20 @@ export type ServerEvent =
}
| {
readonly type: 'Npc'
readonly kind: 'info' | 'menu' | 'transaction' | 'heal'
readonly kind: 'info' | 'menu' | 'heal'
readonly npcId: number
readonly result?: number | undefined
readonly merchandiseId?: number | undefined
readonly goldRemaining?: number | undefined
readonly raw?: Uint8Array | undefined
}
| {
/** 0x2A NPCTransaction result (D2Game 0x6fcaac90). `itemId` 0xFFFFFFFF = none. */
readonly type: 'NpcTransaction'
readonly result: number
readonly flag: number
readonly itemId: number
/** Server's stat 14 at send time; informational only (the client uses stat 14 updates). */
readonly gold: number
}
| {
readonly type: 'WaypointMenu'
readonly unitId: number

2
src/netproto/index.ts
View File

@ -113,6 +113,8 @@ export { decodeBncsS2cPacket } from './bncs/packets.ts'
export { McpFramer } from './mcp/framing.ts'
export { decodeMcpS2cPacket } from './mcp/packets.ts'
export { validateC2sPacket } from './d2gs/framing-c2s.ts'
export { ClickButtonId } from './d2gs/c2s/interact.ts'
export { NpcActionId, NPC_BUY_FLAG_GAMBLE, NPC_BUY_FLAG_SHIFT_FILL, NPC_REPAIR_ALL_FLAG } from './d2gs/c2s/npc.ts'
export { C2S_PACKET_SIZES } from './d2gs/tables/s2c-sizes.ts'
export {
D2GS_S2C_REGISTRY,

180
tests/challenger-m5-stash-entities-gold.test.ts
View File

@ -3,7 +3,6 @@ import { CANONICAL_TOWN_STASHES, type TownStashEntity } from '../src/common/worl
import {
WorldPanelsHud,
STASH_GOLD_CAP,
PLAYER_GOLD_CAP,
} from '../src/client/ui/world-panels.ts'
import { HudManager } from '../src/client/ui/hud-manager.ts'
import { GameEngine } from '../src/server/engine/engine.ts'
@ -130,181 +129,12 @@ describe('Challenger M5 Empirical Stress Test: Town Stash Entities, Interaction
panels.stashGold = 100_000
})
it('deposit and withdraw valid amounts: character gold + stash gold remains strictly constant', () => {
const initialTotal = inv.gold + panels.stashGold // 600,000
const transferSequence = [10_000, 50_000, 100_000, 25_000, 1_000, 777]
for (const amt of transferSequence) {
const deposited = panels.depositGold(amt, inv)
expect(deposited).toBe(amt)
expect(inv.gold + panels.stashGold).toBe(initialTotal)
}
const withdrawSequence = [5_000, 20_000, 80_000, 500, 123]
for (const amt of withdrawSequence) {
const withdrawn = panels.withdrawGold(amt, inv)
expect(withdrawn).toBe(amt)
expect(inv.gold + panels.stashGold).toBe(initialTotal)
}
})
it('stress tests 100 random valid transactions preserving gold conservation law', () => {
const initialTotal = inv.gold + panels.stashGold // 600,000
let seed = 123456789
const nextRand = () => {
seed = (seed * 1664525 + 1013904223) >>> 0
return seed / 4294967296
}
for (let i = 0; i < 100; i++) {
if (nextRand() > 0.5) {
// Deposit random amount up to player's current gold
const amt = Math.floor(nextRand() * (inv.gold + 1))
panels.depositGold(amt, inv)
} else {
// Withdraw random amount up to stash's current gold
const amt = Math.floor(nextRand() * (panels.stashGold + 1))
panels.withdrawGold(amt, inv)
}
// Strict conservation invariant:
expect(inv.gold + panels.stashGold).toBe(initialTotal)
expect(inv.gold).toBeGreaterThanOrEqual(0)
expect(panels.stashGold).toBeGreaterThanOrEqual(0)
}
})
it('negative values (e.g. -500 gold): must be rejected or no-op without balance mutation', () => {
const initialInv = inv.gold
const initialStash = panels.stashGold
const negativeAmounts = [-1, -500, -10_000, -2_500_000, -1e9, Number.MIN_SAFE_INTEGER]
for (const neg of negativeAmounts) {
expect(panels.depositGold(neg, inv)).toBe(0)
expect(inv.gold).toBe(initialInv)
expect(panels.stashGold).toBe(initialStash)
expect(panels.withdrawGold(neg, inv)).toBe(0)
expect(inv.gold).toBe(initialInv)
expect(panels.stashGold).toBe(initialStash)
}
})
it('zero and -0 value transfers: must be rejected as no-op', () => {
expect(panels.depositGold(0, inv)).toBe(0)
expect(panels.depositGold(-0, inv)).toBe(0)
expect(panels.withdrawGold(0, inv)).toBe(0)
expect(panels.withdrawGold(-0, inv)).toBe(0)
expect(inv.gold).toBe(500_000)
expect(panels.stashGold).toBe(100_000)
})
it('exceeding player gold on deposit: deposits max available without creating negative player gold', () => {
inv.gold = 35_000
panels.stashGold = 50_000
const deposited = panels.depositGold(100_000, inv)
expect(deposited).toBe(35_000)
expect(inv.gold).toBe(0)
expect(panels.stashGold).toBe(85_000)
// Further deposit when player gold is 0 yields 0
expect(panels.depositGold(10_000, inv)).toBe(0)
expect(inv.gold).toBe(0)
expect(panels.stashGold).toBe(85_000)
})
it('exceeding stash gold on withdraw: withdraws max available without creating negative stash gold', () => {
panels.stashGold = 42_000
inv.gold = 10_000
const withdrawn = panels.withdrawGold(100_000, inv)
expect(withdrawn).toBe(42_000)
expect(panels.stashGold).toBe(0)
expect(inv.gold).toBe(52_000)
// Further withdrawal when stash gold is 0 yields 0
expect(panels.withdrawGold(10_000, inv)).toBe(0)
expect(panels.stashGold).toBe(0)
expect(inv.gold).toBe(52_000)
})
it('gold cap enforcement: character and stash gold cannot exceed 2,500,000', () => {
it('stash gold cap is the D2Common #11060 constant (2,500,000); gold transfers are server-driven', () => {
expect(STASH_GOLD_CAP).toBe(2_500_000)
expect(PLAYER_GOLD_CAP).toBe(2_500_000)
// Stash cap clamping on deposit
panels.stashGold = 2_450_000
inv.gold = 200_000
const dep1 = panels.depositGold(100_000, inv)
expect(dep1).toBe(50_000)
expect(panels.stashGold).toBe(2_500_000)
expect(inv.gold).toBe(150_000)
// Further deposits clamped to 0
expect(panels.depositGold(50_000, inv)).toBe(0)
expect(panels.stashGold).toBe(2_500_000)
expect(inv.gold).toBe(150_000)
// Player cap clamping on withdrawal
inv.gold = 2_480_000
panels.stashGold = 500_000
const w1 = panels.withdrawGold(100_000, inv)
expect(w1).toBe(20_000)
expect(inv.gold).toBe(2_500_000)
expect(panels.stashGold).toBe(480_000)
// Further withdrawals clamped to 0
expect(panels.withdrawGold(10_000, inv)).toBe(0)
expect(inv.gold).toBe(2_500_000)
expect(panels.stashGold).toBe(480_000)
})
it('boundary caps: handles both character and stash at 2,500,000 or both at 0', () => {
// Both at zero
inv.gold = 0
panels.stashGold = 0
expect(panels.depositGold(10_000, inv)).toBe(0)
expect(panels.withdrawGold(10_000, inv)).toBe(0)
expect(inv.gold).toBe(0)
expect(panels.stashGold).toBe(0)
// Both at maximum 2,500,000
inv.gold = 2_500_000
panels.stashGold = 2_500_000
expect(panels.depositGold(10_000, inv)).toBe(0)
expect(panels.withdrawGold(10_000, inv)).toBe(0)
expect(inv.gold).toBe(2_500_000)
expect(panels.stashGold).toBe(2_500_000)
})
it('infinity and extreme numbers: safely clamps or rejects without corrupting finite state', () => {
inv.gold = 300_000
panels.stashGold = 100_000
// Deposit Infinity: clamped to player's entire available gold
const depInf = panels.depositGold(Infinity, inv)
expect(depInf).toBe(300_000)
expect(inv.gold).toBe(0)
expect(panels.stashGold).toBe(400_000)
// Withdraw Infinity: clamped to stash's entire available gold
const wInf = panels.withdrawGold(Infinity, inv)
expect(wInf).toBe(400_000)
expect(inv.gold).toBe(400_000)
expect(panels.stashGold).toBe(0)
// Negative infinity: rejected as <= 0
expect(panels.depositGold(-Infinity, inv)).toBe(0)
expect(panels.withdrawGold(-Infinity, inv)).toBe(0)
expect(inv.gold).toBe(400_000)
expect(panels.stashGold).toBe(0)
// Number.MAX_SAFE_INTEGER
inv.gold = 50_000
const depMaxSafe = panels.depositGold(Number.MAX_SAFE_INTEGER, inv)
expect(depMaxSafe).toBe(50_000)
expect(inv.gold).toBe(0)
expect(panels.stashGold).toBe(50_000)
// WorldPanelsHud no longer mutates gold locally: deposit/withdraw are sent as
// ClickButton commands by HudModel and the balance arrives via server stat updates.
expect((panels as unknown as Record<string, unknown>)['depositGold']).toBeUndefined()
expect((panels as unknown as Record<string, unknown>)['withdrawGold']).toBeUndefined()
})
it('does not intercept bottom keyhole ornament clicks as non-authentic deposit/withdraw buttons', () => {

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/**
* Gamble UI over live capture 09 (Gheed, WebBotThree with 2 gold): the menu sends 0x38 action 2,
* the gamble grid is exactly the server's 0x9C AddToShop items, clicking a ring sends a gamble
* 0x32 NpcBuy, and the server's rejection (0x2A result 12) shows tbl string 3362.
*/
import path from 'node:path'
import { describe, expect, it } from 'vitest'
import { replayD2CapFile } from '../../tools/netproto-replay.ts'
import type { ClientCommand, ServerEvent } from '../../src/netproto/index.ts'
import { ClientWorld } from '../../src/client/world/client-world.ts'
import { HudManager } from '../../src/client/ui/hud-manager.ts'
import { VENDOR_GRID_ORIGIN } from '../../src/client/ui/world-panels.ts'
import { requireTbl } from '../../src/client/i18n/lang.ts'
import { HudModel } from '../../src/client/ui-model/hud-model.ts'
import type { VendorPriceFn } from '../../src/client/ui-model/vendor-price.ts'
const GAMBLE_CAPTURE = path.resolve(__dirname, '../fixtures/netproto/09-d2gs-gamble.d2cap')
/** Gheed (MonStats hcIdx 147) is unit #4 in capture 09. */
const GHEED_ID = 4
const GHEED_CLASS = 147
const MONSTER = 1
const stubPrice: VendorPriceFn = (item, type) => 1000 * (type + 1) + item.id
describe('gamble capture 09 -> HudModel / HudManager', () => {
it('menu -> NpcOpenGamble, server grid shown, ring click -> gamble NpcBuy, result 12 -> TransactionResults10', () => {
const r = replayD2CapFile(GAMBLE_CAPTURE, { strict: true })
expect(r.unknownPackets).toBe(0)
const world = new ClientWorld()
const hud = new HudManager()
const commands: ClientCommand[] = []
const model = new HudModel({
world,
hudManager: hud,
onCommand: (c) => {
commands.push(c)
world.noteOutgoingCommand(c)
},
vendorPrice: stubPrice,
vendorRepairAll: () => {
throw new Error('gamble stores have no Repair All')
},
playUiSound: () => {},
now: () => 10_000,
})
const firstShop = r.events.findIndex((e) => e.type === 'ItemEvent' && e.container === 'shop')
expect(firstShop).toBeGreaterThan(0)
for (const e of r.events.slice(0, firstShop)) world.apply(e)
model.syncFromWorld()
expect(world.getUnit('monster', GHEED_ID)?.classId).toBe(GHEED_CLASS)
// Click Gheed (C2S 0x13) -> NPC menu with "gamble".
world.noteOutgoingCommand({ type: 'NpcInit', target: { unitType: MONSTER, id: GHEED_ID } })
model.syncFromWorld()
const menu = hud.worldPanels.npcMenu!
expect(menu.npcId).toBe(GHEED_ID)
const gambleIdx = menu.options!.findIndex((o) => o.id === 'gamble')
expect(gambleIdx).toBeGreaterThanOrEqual(0)
const layout = hud.worldPanels.getNpcMenuLayout(hud.font)!
const down = (x: number, y: number, shiftKey = false) =>
hud.handleHudMouseDown({
clientX: x,
clientY: y,
button: 0,
shiftKey,
preventDefault: () => {},
stopPropagation: () => {},
} as unknown as MouseEvent)
down(layout.left + Math.trunc(layout.width / 2), layout.optionYs[gambleIdx]! - 3)
expect(commands).toEqual([{ type: 'NpcOpenGamble', npcId: GHEED_ID }])
expect(hud.leftPanel).toBe('vendor')
// Server fills the gamble grid; hold back the 0x2A reply until the click.
const rest = r.events.slice(firstShop)
const reply = rest.filter((e): e is Extract<ServerEvent, { type: 'NpcTransaction' }> => e.type === 'NpcTransaction')
expect(reply.map((e) => e.result)).toEqual([12])
for (const e of rest) if (e.type !== 'NpcTransaction') world.apply(e)
model.syncFromWorld()
const wp = hud.worldPanels
expect(wp.vendorMode).toBe('gamble')
expect(wp.gamblePlacements.length).toBe(world.containers.shop.size)
expect(wp.vendorRepairAllCost).toBeNull()
for (const pl of wp.gamblePlacements) {
const raw = world.containers.shop.get(Number(pl.item.id))!
expect(pl.item.buyCost).toBe(stubPrice(raw, 2, { world, npcClass: GHEED_CLASS }))
}
const ring = wp.gamblePlacements.find((pl) => pl.item.code === 'rin')!
expect(ring).toBeDefined()
const ringId = Number(ring.item.id)
const ringRaw = world.containers.shop.get(ringId)!
// Shift is ignored for gamble buys (D2Client sends shiftFill 0 in gamble mode).
down(
VENDOR_GRID_ORIGIN.x + ring.col * VENDOR_GRID_ORIGIN.cellPx + 5,
VENDOR_GRID_ORIGIN.y + ring.row * VENDOR_GRID_ORIGIN.cellPx + 5,
true,
)
expect(commands.at(-1)).toEqual({
type: 'NpcBuy',
npcId: GHEED_ID,
itemId: ringId,
itemMode: 0,
gamble: true,
shiftFill: false,
cost: stubPrice(ringRaw, 2, { world, npcClass: GHEED_CLASS }),
})
expect(world.self.gold).toBe(2)
for (const e of reply) world.apply(e)
model.syncFromWorld()
expect(model.lastNpcTransactionMessage).toEqual({ tblKey: 'TransactionResults10', text: requireTbl('TransactionResults10', 'CHI') })
expect(world.self.gold).toBe(2)
expect(world.containers.shop.has(ringId)).toBe(true)
})
})

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/**
* Display prices for real server items (captures 05-09) through the 1.13c #10107/#10071 port.
*/
import path from 'node:path'
import { describe, expect, it } from 'vitest'
import { replayD2CapFile } from '../../tools/netproto-replay.ts'
import { priceItem113c, repairAllCost113c } from '../../src/client/ui-model/transaction-cost-input.ts'
const FIXTURES = path.resolve(__dirname, '../fixtures/netproto')
const CHARSI = 154
const GHEED = 147
describe('1.13c prices for captured server items', () => {
it('prices every Charsi shop item (capture 05) without missing data', () => {
const { world } = replayD2CapFile(path.join(FIXTURES, '05-d2gs-vendor-open.d2cap'))
const shop = [...world.containers.shop.values()]
expect(shop.length).toBe(46)
for (const it of shop) {
const p = priceItem113c(world, it, 0, CHARSI)
expect(Number.isInteger(p)).toBe(true)
expect(p).toBeGreaterThan(0)
}
})
it('every gamble preview (capture 09) costs more than the 2 gold that made the server reject it (0x2A result 12)', () => {
const { world } = replayD2CapFile(path.join(FIXTURES, '09-d2gs-gamble.d2cap'))
const shop = [...world.containers.shop.values()]
expect(shop.length).toBe(14)
for (const it of shop) expect(priceItem113c(world, it, 2, GHEED)).toBeGreaterThan(2)
})
it('repair-all costs 0 with full durability (capture 07: server answered result 2 flag 1, gold unchanged)', () => {
const { world } = replayD2CapFile(path.join(FIXTURES, '07-d2gs-vendor-repair.d2cap'))
expect(world.containers.equipment.size).toBe(2)
expect(repairAllCost113c(world, CHARSI)).toBe(0)
})
})

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/**
* Vendor / stash / gamble ClientWorld replay over live 1.13c captures 05-09
* (WebBotThree, clvl 1, 2 gold). Everything asserted here is what the server sent.
*/
import path from 'node:path'
import { describe, expect, it } from 'vitest'
import { replayD2CapFile, type ReplayResult } from '../../tools/netproto-replay.ts'
import { ClickButtonId, type ServerEvent } from '../../src/netproto/index.ts'
const FIXTURES = path.resolve(__dirname, '../fixtures/netproto')
const replay = (name: string): ReplayResult => {
const r = replayD2CapFile(path.join(FIXTURES, name), { strict: true })
expect(r.unknownPackets).toBe(0)
expect(r.opaquePackets).toBe(0)
expect(r.protocolErrors).toBe(0)
return r
}
type Tx = Extract<ServerEvent, { type: 'NpcTransaction' }>
const txs = (r: ReplayResult): Tx[] => r.events.filter((e): e is Tx => e.type === 'NpcTransaction')
const MONSTER = 1
describe('vendor/stash captures -> ClientWorld', () => {
it('05 vendor-open: Charsi store arrives only as 0x9C AddToShop and is freed locally on 0x30', () => {
const r = replay('05-d2gs-vendor-open.d2cap')
const shop = [...r.world.containers.shop.values()]
expect(shop.length).toBe(46)
for (const it of shop) {
expect(it.action).toBe(0x0b)
expect([1, 2, 3, 4]).toContain(it.storePage)
expect(it.gridX).toBeGreaterThanOrEqual(0)
expect(it.gridX).toBeLessThan(10)
expect(it.gridY).toBeGreaterThanOrEqual(0)
expect(it.gridY).toBeLessThan(10)
}
expect(txs(r)).toEqual([])
// The capture ends after C2S 0x30 with no RemoveFromShop; the client frees the store itself.
const npcId = r.world.npcInteraction.npcId
r.world.noteOutgoingCommand({ type: 'NpcCancel', target: { unitType: MONSTER, id: 6 } })
expect(npcId).toBeNull() // replay feeds S2C only; NpcInit was never noted
expect(r.world.containers.shop.size).toBe(0)
expect(r.world.npcInteraction.window).toBe('none')
})
it('06 vendor-buy-sell: sells remove the item (act 5 loc 0), buys without gold are rejected with result 12', () => {
const r = replay('06-d2gs-vendor-buy-sell.d2cap')
const t = txs(r)
const sells = t.filter(x => x.flag === 3)
expect(sells.length).toBe(2)
for (const s of sells) {
expect(s.result).toBe(1)
expect(s.itemId).not.toBe(0xffffffff)
}
const rejects = t.filter(x => x.result === 12)
expect(rejects.length).toBeGreaterThan(0)
for (const x of rejects) {
expect(x.flag).toBe(0)
expect(x.itemId).toBe(0xffffffff)
}
// Sold items must not reappear on the cursor (0x9D act 5 with location 0).
expect(r.world.containers.cursor).toBeNull()
expect(r.world.containers.inventory.size).toBe(0)
expect(r.world.self.gold).toBe(sells[sells.length - 1]!.gold)
expect(r.world.lastNpcTransaction?.seq).toBe(t.length)
})
it('07 vendor-repair: undamaged repair -> result 9, repair-all with nothing damaged -> result 2 flag 1', () => {
const r = replay('07-d2gs-vendor-repair.d2cap')
expect(txs(r).map(x => [x.result, x.flag, x.itemId])).toEqual([
[9, 0, 0xffffffff],
[2, 1, 0xffffffff],
])
expect(r.world.self.gold).toBe(2)
})
it('08 stash-gold: 0x77 0x10 opens the stash; deposit/withdraw update stats 15/14; close is local', () => {
const r = replay('08-d2gs-stash-gold.d2cap')
expect(r.events.some(e => e.type === 'Trade' && e.action === 0x10)).toBe(true)
expect(r.world.npcInteraction.stashOpen).toBe(true)
expect(r.world.self.gold).toBe(2)
expect(r.world.self.stashGold).toBe(0)
r.world.noteOutgoingCommand({ type: 'ClickButton', buttonId: ClickButtonId.CloseStash, amount: 0 })
expect(r.world.npcInteraction.stashOpen).toBe(false)
})
it('09 gamble: Gheed gamble store fills via 0x9C; gambling a ring with 2 gold is rejected (result 12)', () => {
const r = replay('09-d2gs-gamble.d2cap')
const codes = [...r.world.containers.shop.values()].map(i => i.code)
expect(codes).toContain('rin')
expect(codes).toContain('amu')
expect(txs(r).map(x => [x.result, x.flag, x.itemId])).toEqual([[12, 0, 0xffffffff]])
})
})

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/**
* Server-driven store / stash / gold UI (D2Client 1.13c): every click becomes a `ClientCommand`,
* nothing is bought, sold, repaired or moved locally. World state comes from the live captures
* 05 (Charsi store), 06 (sells + rejected buys) and 08 (stash) replayed into a fresh `ClientWorld`.
*/
import path from 'node:path'
import { describe, expect, it } from 'vitest'
import { replayD2CapFile } from '../../tools/netproto-replay.ts'
import { ClickButtonId, type ClientCommand, type ServerEvent } from '../../src/netproto/index.ts'
import { ClientWorld } from '../../src/client/world/client-world.ts'
import { D2StatId } from '../../src/client/world/stat-list.ts'
import { HudManager } from '../../src/client/ui/hud-manager.ts'
import { STASH_GOLD_BTN_HIT, VENDOR_BUTTON_TABLE_X, VENDOR_GRID_ORIGIN } from '../../src/client/ui/world-panels.ts'
import { requireTbl } from '../../src/client/i18n/lang.ts'
import {
HudModel,
NPC_SELL_SOUND_ID,
NPC_TRADE_THROTTLE_MS,
npcTransactionMessageKey,
} from '../../src/client/ui-model/hud-model.ts'
import type { VendorPriceFn, VendorRepairAllFn } from '../../src/client/ui-model/vendor-price.ts'
const FIXTURES = path.resolve(__dirname, '../fixtures/netproto')
/** Charsi (MonStats hcIdx 154) is unit #6 in captures 05-07. */
const CHARSI_ID = 6
/** Akara (hcIdx 148) is unit #5 in capture 06 (Charsi #6 leaves the client view first). */
const AKARA_ID = 5
const MONSTER = 1
const REPAIR_ALL_STUB = 777
/** Left-dock panel origin (WorldPanelsHud ox / oy). */
const STASH_X = 80
const STASH_Y = 60
/** Display-only price stub (D2Game ignores the client cost): distinct per item and transaction type. */
const stubPrice: VendorPriceFn = (item, type) => 1000 * (type + 1) + item.id
const stubRepairAll: VendorRepairAllFn = () => REPAIR_ALL_STUB
function createSession() {
const world = new ClientWorld()
const hud = new HudManager()
const commands: ClientCommand[] = []
const sounds: number[] = []
const clock = { t: 50_000 }
const model = new HudModel({
world,
hudManager: hud,
// OnlineSession.forwardCommandToAdapter notes every sent command on the world.
onCommand: (c) => {
commands.push(c)
world.noteOutgoingCommand(c)
},
vendorPrice: stubPrice,
vendorRepairAll: stubRepairAll,
playUiSound: (id) => sounds.push(id),
now: () => clock.t,
})
return { world, hud, model, commands, sounds, clock }
}
function loadCapture(name: string): readonly ServerEvent[] {
const r = replayD2CapFile(path.join(FIXTURES, name), { strict: true })
expect(r.unknownPackets).toBe(0)
return r.events
}
const isShopItem = (e: ServerEvent): boolean => e.type === 'ItemEvent' && e.container === 'shop'
/** Replay up to the store contents, click the NPC (C2S 0x13 NpcInit) and return the remaining events. */
function walkUpToNpc(s: ReturnType<typeof createSession>, events: readonly ServerEvent[], npcId: number): ServerEvent[] {
const firstShop = events.findIndex(isShopItem)
expect(firstShop).toBeGreaterThan(0)
for (const e of events.slice(0, firstShop)) s.world.apply(e)
s.model.syncFromWorld()
s.world.noteOutgoingCommand({ type: 'NpcInit', target: { unitType: MONSTER, id: npcId } })
s.model.syncFromWorld()
return events.slice(firstShop)
}
function mouseDown(hud: HudManager, x: number, y: number, opts: { button?: number; shiftKey?: boolean } = {}): void {
hud.handleHudMouseDown({
clientX: x,
clientY: y,
button: opts.button ?? 0,
shiftKey: opts.shiftKey ?? false,
preventDefault: () => {},
stopPropagation: () => {},
} as unknown as MouseEvent)
}
function clickNpcOption(hud: HudManager, optionId: string): void {
const menu = hud.worldPanels.npcMenu
if (!menu?.options) throw new Error('no NPC menu')
const idx = menu.options.findIndex((o) => o.id === optionId)
expect(idx).toBeGreaterThanOrEqual(0)
const layout = hud.worldPanels.getNpcMenuLayout(hud.font)!
mouseDown(hud, layout.left + Math.trunc(layout.width / 2), layout.optionYs[idx]! - 3)
}
function openCharsiStore(capture: string, keep: (e: ServerEvent) => boolean = () => true) {
const s = createSession()
const rest = walkUpToNpc(s, loadCapture(capture), CHARSI_ID)
s.model.openNpcTrade(CHARSI_ID)
for (const e of rest) if (keep(e)) s.world.apply(e)
s.model.syncFromWorld()
return s
}
describe('NPC menu -> server store', () => {
it('NpcInit opens the descriptor menu; "trade/repair" sends 0x38 and the 0x9C store fills the panel with display prices', () => {
const s = createSession()
const rest = walkUpToNpc(s, loadCapture('05-d2gs-vendor-open.d2cap'), CHARSI_ID)
const menu = s.hud.worldPanels.npcMenu
expect(menu?.npcId).toBe(CHARSI_ID)
expect(menu?.options?.map((o) => o.id)).toContain('trade')
clickNpcOption(s.hud, 'trade')
expect(s.commands).toEqual([{ type: 'NpcOpenTrade', npcId: CHARSI_ID }])
expect(s.hud.leftPanel).toBe('vendor')
expect(s.world.npcInteraction.window).toBe('trade')
for (const e of rest) s.world.apply(e)
s.model.syncFromWorld()
const wp = s.hud.worldPanels
const shown = Object.values(wp.vendorTabPlacements).flat()
expect(shown.length).toBe(s.world.containers.shop.size)
expect(shown.length).toBe(46)
for (const pl of shown) {
const raw = s.world.containers.shop.get(Number(pl.item.id))!
expect(pl.item.buyCost).toBe(stubPrice(raw, 0, { world: s.world, npcClass: 154 }))
expect(pl.col).toBe(raw.gridX)
expect(pl.row).toBe(raw.gridY)
}
expect(wp.vendorRepairAllCost).toBe(REPAIR_ALL_STUB)
// Player items carry the sell value (type 1) and, at a smith, the repair cost (type 3).
for (const pl of s.hud.inventory.gridItems) {
expect(pl.item.sellCost).toBe(1000 * 2 + Number(pl.item.id))
}
const axeRaw = [...s.world.containers.equipment.values()].find((i) => i.code === 'hax')!
const axe = s.hud.inventory.equipped.weapon1
expect(axe?.id).toBe(String(axeRaw.id))
expect(axe?.repairCost).toBe(1000 * 4 + axeRaw.id)
// Closing the panel sends 0x30 and frees the store locally (no RemoveFromShop arrives).
s.hud.closeAllPanels()
expect(s.commands.at(-1)).toEqual({ type: 'NpcCancel', target: { unitType: MONSTER, id: CHARSI_ID } })
expect(s.world.containers.shop.size).toBe(0)
expect(s.hud.leftPanel).toBe('none')
expect(wp.activeVendorDescriptor).toBeNull()
})
it('"cancel" and clicks outside the menu send NpcCancel', () => {
const s = createSession()
walkUpToNpc(s, loadCapture('05-d2gs-vendor-open.d2cap'), CHARSI_ID)
clickNpcOption(s.hud, 'cancel')
expect(s.commands).toEqual([{ type: 'NpcCancel', target: { unitType: MONSTER, id: CHARSI_ID } }])
expect(s.hud.worldPanels.npcMenu).toBeNull()
s.world.noteOutgoingCommand({ type: 'NpcInit', target: { unitType: MONSTER, id: CHARSI_ID } })
s.model.syncFromWorld()
expect(s.hud.worldPanels.npcMenu?.npcId).toBe(CHARSI_ID)
mouseDown(s.hud, 20, 20)
expect(s.commands.at(-1)).toEqual({ type: 'NpcCancel', target: { unitType: MONSTER, id: CHARSI_ID } })
expect(s.hud.worldPanels.npcMenu).toBeNull()
})
it('Charsi does not gamble: openNpcGamble fails fast', () => {
const s = createSession()
walkUpToNpc(s, loadCapture('05-d2gs-vendor-open.d2cap'), CHARSI_ID)
expect(() => s.model.openNpcGamble(CHARSI_ID)).toThrow(/does not gamble/)
expect(s.commands).toEqual([])
})
it('a store needs price providers: without them openNpcTrade throws before sending', () => {
const world = new ClientWorld()
const commands: ClientCommand[] = []
const model = new HudModel({ world, hudManager: new HudManager(), onCommand: (c) => commands.push(c) })
expect(() => model.openNpcTrade(CHARSI_ID)).toThrow(/vendorPrice/)
expect(commands).toEqual([])
})
})
describe('store actions are commands only', () => {
it('buy / shift-buy click the store grid -> 0x32 with itemMode 0 and the #10107 price, throttled to one per 2000 ms', () => {
const s = openCharsiStore('05-d2gs-vendor-open.d2cap')
const before = s.commands.length
const pl = s.hud.worldPanels.getActiveVendorPlacements()[0]!
const x = VENDOR_GRID_ORIGIN.x + pl.col * VENDOR_GRID_ORIGIN.cellPx + 5
const y = VENDOR_GRID_ORIGIN.y + pl.row * VENDOR_GRID_ORIGIN.cellPx + 5
const itemId = Number(pl.item.id)
const raw = s.world.containers.shop.get(itemId)!
const shopSize = s.world.containers.shop.size
const gold = s.world.self.gold
mouseDown(s.hud, x, y)
expect(s.commands.slice(before)).toEqual([
{ type: 'NpcBuy', npcId: CHARSI_ID, itemId, itemMode: 0, gamble: false, shiftFill: false, cost: stubPrice(raw, 0, { world: s.world, npcClass: 154 }) },
])
// Second click inside the throttle window is dropped.
mouseDown(s.hud, x, y, { shiftKey: true })
expect(s.commands.length).toBe(before + 1)
s.clock.t += NPC_TRADE_THROTTLE_MS
mouseDown(s.hud, x, y, { shiftKey: true })
expect(s.commands.at(-1)).toMatchObject({ type: 'NpcBuy', itemId, shiftFill: true, gamble: false })
// Nothing changed locally: the server answers with 0x2A / 0x9C / stat 14.
expect(s.world.containers.shop.size).toBe(shopSize)
expect(s.world.self.gold).toBe(gold)
expect(s.hud.inventory.cursorItem).toBeNull()
})
it('sell / repair / repair-all send 0x33 / 0x35 with the current durability; repair and repair-all share one throttle', () => {
const s = openCharsiStore('05-d2gs-vendor-open.d2cap')
const before = s.commands.length
const scroll = [...s.world.containers.inventory.values()].find((i) => i.code === 'tsc')!
const axe = [...s.world.containers.equipment.values()].find((i) => i.code === 'hax')!
expect(s.model.vendorSell(scroll.id)).toBe(true)
expect(s.model.vendorSell(scroll.id)).toBe(false)
expect(s.model.vendorRepairItem(axe.id)).toBe(true)
expect(s.model.vendorRepairAll()).toBe(false)
s.clock.t += NPC_TRADE_THROTTLE_MS
expect(s.model.vendorRepairAll()).toBe(true)
expect(s.commands.slice(before)).toEqual([
{ type: 'NpcSell', npcId: CHARSI_ID, itemId: scroll.id, itemMode: 0, cost: stubPrice(scroll, 1, { world: s.world, npcClass: 154 }) },
{ type: 'NpcRepairItem', npcId: CHARSI_ID, itemId: axe.id, itemMode: 0, durability: 28 },
{ type: 'NpcRepairAll', npcId: CHARSI_ID },
])
expect(s.world.containers.inventory.has(scroll.id)).toBe(true)
expect(s.world.containers.equipment.get(axe.id)?.curDurability).toBe(28)
})
it('Repair All button and holding a cursor item over the store grid go through the command sink', () => {
const s = openCharsiStore('05-d2gs-vendor-open.d2cap')
const before = s.commands.length
const wp = s.hud.worldPanels
// Charsi button table [buy, sell, repair, repairAll]; slot 3 = Repair All.
wp.handleLeftDockClick('vendor', 80 + VENDOR_BUTTON_TABLE_X[3] + 20, 60 + 390, {
onClose: () => {},
onWaypointTeleport: () => {},
onVendorRepairAll: () => s.model.vendorRepairAll(),
})
expect(s.commands.slice(before)).toEqual([{ type: 'NpcRepairAll', npcId: CHARSI_ID }])
})
it('a store action with no store open fails fast', () => {
const s = createSession()
expect(() => s.model.vendorBuy(1, false)).toThrow(/no store window/)
expect(() => s.model.vendorRepairAll()).toThrow(/no store window/)
})
})
describe('S2C 0x2A NpcTransaction feedback', () => {
it('successful sells (result 1) play UI sound 0xdd; rejected buys (result 12) show TransactionResults10 (tbl 3362)', () => {
const s = createSession()
const rest = walkUpToNpc(s, loadCapture('06-d2gs-vendor-buy-sell.d2cap'), AKARA_ID)
s.model.openNpcTrade(AKARA_ID)
expect(s.hud.worldPanels.vendorRepairAllCost).toBeNull()
for (const e of rest) {
s.world.apply(e)
s.model.syncFromWorld()
}
expect(s.sounds).toEqual([NPC_SELL_SOUND_ID, NPC_SELL_SOUND_ID])
expect(s.model.lastNpcTransactionMessage).toEqual({ tblKey: 'TransactionResults10', text: requireTbl('TransactionResults10', 'CHI') })
// Gold comes only from stat 14 (2 gold after the two sells).
expect(s.hud.inventory.gold).toBe(s.world.self.gold)
})
})
describe('NPC store tbl strings', () => {
it('every 0x2A message key and store/gold-dialog key is packed in both languages', () => {
const keys = new Set<string>()
for (let result = 0; result <= 20; result++) {
const k = npcTransactionMessageKey(result)
if (k !== null) keys.add(k)
}
expect([...keys].sort()).toEqual([
'TransactionResults10',
'TransactionResults11',
'TransactionResults4',
'TransactionResults5',
'TransactionResults6',
'TransactionResults8',
'TransactionResults9',
])
for (const k of [...keys, 'cost', 'Repair', 'Sell', 'ok', 'Back', 'strDropGoldHowMuch', 'strBankGoldDeposit', 'strBankGoldWithdraw']) {
expect(requireTbl(k, 'ENG').length).toBeGreaterThan(0)
expect(requireTbl(k, 'CHI').length).toBeGreaterThan(0)
}
expect(requireTbl('patchstring#95', 'ENG')).toBe('Repair all equipment: %d')
expect(requireTbl('patchstring#95', 'CHI')).toBe('修復所有裝備：%d')
expect(() => requireTbl('notAPackedKey', 'ENG')).toThrow(/not packed/)
})
})
describe('stash and gold dialog', () => {
function openStash() {
const s = createSession()
for (const e of loadCapture('08-d2gs-stash-gold.d2cap')) s.world.apply(e)
s.model.syncFromWorld()
expect(s.hud.leftPanel).toBe('stash')
s.world.apply({ type: 'StatSet', stat: D2StatId.Gold, value: 5000 })
s.world.apply({ type: 'StatSet', stat: D2StatId.GoldBank, value: 1200 })
s.model.syncFromWorld()
expect(s.hud.inventory.gold).toBe(5000)
expect(s.hud.worldPanels.stashGold).toBe(1200)
return s
}
it('deposit (mode 3) is pre-filled with the bag gold; typed digits replace it; ok sends 0x4F 0x14', () => {
const s = openStash()
s.hud.openGoldDialog(3)
expect(s.hud.goldDialog).toEqual({ mode: 3, amount: 5000, fresh: true })
s.hud.typeGoldDialogKey('7')
s.hud.typeGoldDialogKey('5')
s.hud.confirmGoldDialog()
expect(s.commands).toEqual([{ type: 'ClickButton', buttonId: ClickButtonId.DepositGold, amount: 75 }])
expect(s.hud.inventory.gold).toBe(5000)
expect(s.hud.worldPanels.stashGold).toBe(1200)
})
it('withdraw (mode 4) clamps to the stash balance; 0 sends nothing; drop (mode 0) sends 0x15 DropGold', () => {
const s = openStash()
s.hud.openGoldDialog(4)
s.hud.setGoldDialogAmount(99_999)
expect(s.hud.goldDialog?.amount).toBe(1200)
s.hud.confirmGoldDialog()
s.hud.openGoldDialog(4)
s.hud.setGoldDialogAmount(0)
s.hud.confirmGoldDialog()
s.hud.openGoldDialog(0)
s.hud.setGoldDialogAmount(10)
s.hud.confirmGoldDialog()
expect(s.commands).toEqual([
{ type: 'ClickButton', buttonId: ClickButtonId.WithdrawGold, amount: 1200 },
{ type: 'DropGold', unitId: s.world.selfId, amount: 10 },
])
expect(s.hud.goldDialog).toBeNull()
})
it('the stash gold button opens the withdraw dialog; cancel sends nothing; closing the stash sends 0x4F 0x12', () => {
const s = openStash()
s.hud.worldPanels.handleLeftDockClick('stash', STASH_X + STASH_GOLD_BTN_HIT.relX0 + 10, STASH_Y + STASH_GOLD_BTN_HIT.relY0 + 5, {
onClose: () => {},
onWaypointTeleport: () => {},
onStashGoldButton: () => s.hud.openGoldDialog(4),
})
expect(s.hud.goldDialog?.mode).toBe(4)
s.hud.cancelGoldDialog()
expect(s.commands).toEqual([])
s.hud.closeAllPanels()
expect(s.commands).toEqual([{ type: 'ClickButton', buttonId: ClickButtonId.CloseStash, amount: 0 }])
expect(s.world.npcInteraction.stashOpen).toBe(false)
expect(() => s.hud.openGoldDialog(3)).toThrow(/stash open/)
})
})

13
tests/cursor.test.ts
View File

@ -31,7 +31,8 @@ import {
type CursorFrameMeta,
} from '../src/common/items/cursor-meta.ts'
import { BAKED_UI_MANIFEST } from '../src/common/items/baked-ui-meta.ts'
import { HudManager } from '../src/client/ui/hud-manager.ts'
import { HudManager, type HudCommandSink } from '../src/client/ui/hud-manager.ts'
import { openGeneratedVendorShop } from './helpers/vendor-shop-fixture.ts'
import { VENDOR_BUTTON_TABLE_X } from '../src/client/ui/world-panels.ts'
import { seedDemoHud } from './fixtures/hud-demo-state.ts'
@ -460,13 +461,14 @@ describe('Diablo II v1.13c Dynamic Cursor System (Issue #148 & #491)', () => {
it('switches cursor to buysell.dc6 frame 3 (Buy), frame 4 (Sell), and frame 1 (Repair) when clicking vendor buttons, and resets on toggle/right-click/close', () => {
const { hud, clickAt } = createTestHud()
// Server-not-ready HUD (no class assigned) refuses to open a vendor session
expect(() => hud.openVendorSession('Charsi', 'trade', 0)).toThrow(/character class/)
// Explicitly seed the legacy demo Sorceress state (class, level, gold, inventory)
seedDemoHud(hud)
const closeNpc = vi.fn()
hud.commandSink = { closeNpc } as unknown as HudCommandSink
// Open Charsi vendor panel
expect(hud.openVendorSession('Charsi', 'trade', 0)).toBe(true)
// Server opened Charsi's store (0x9C AddToShop items + NpcOpenTrade): HudModel fills and shows it
openGeneratedVendorShop(hud.worldPanels, 'Charsi', 'trade', 24, 0, 7)
hud.showVendorPanel()
expect(hud.state.leftPanel).toBe('vendor')
expect(hud.state.vendorTradeState).toBe('idle')
expect(hud.state.cursorTradeMode).toBeNull()
@ -512,6 +514,7 @@ describe('Diablo II v1.13c Dynamic Cursor System (Issue #148 & #491)', () => {
expect(hud.state.cursorTradeMode).toBe('sell')
hud.closeAllPanels()
expect(hud.state.leftPanel).toBe('none')
expect(closeNpc).toHaveBeenCalledWith(7)
expect(hud.state.cursorTradeMode).toBeNull()
expect(hud.state.cursorAnimation).toBe('protate')
})

13
tests/e2e-netproto/tier5-adversarial-coverage.test.ts
View File

@ -1213,9 +1213,16 @@ describe('Tier 5 Adversarial Coverage — F5–F8 D2GS Framing, Huffman, Tables
{ cmd: { type: 'Interact', target: { unitType: 'object', id: asUnitId(100) } }, expectedOpcodes: [0x13] },
{ cmd: { type: 'NpcInit', target: { unitType: 'monster', id: asUnitId(200) } }, expectedOpcodes: [0x2f] },
{ cmd: { type: 'NpcCancel', target: { unitType: 'monster', id: asUnitId(200) } }, expectedOpcodes: [0x30] },
{ cmd: { type: 'NpcBuy', npcId: asUnitId(200), itemId: asUnitId(300), tab: 0, cost: 500 }, expectedOpcodes: [0x32] },
{ cmd: { type: 'NpcSell', npcId: asUnitId(200), itemId: asUnitId(301), tab: 0, cost: 250 }, expectedOpcodes: [0x33] },
{ cmd: { type: 'NpcRepair', npcId: asUnitId(200), itemId: asUnitId(302), tab: 0, cost: 100 }, expectedOpcodes: [0x35] },
{
cmd: { type: 'NpcBuy', npcId: asUnitId(200), itemId: asUnitId(300), itemMode: 0, gamble: false, shiftFill: false, cost: 500 },
expectedOpcodes: [0x32],
},
{ cmd: { type: 'NpcSell', npcId: asUnitId(200), itemId: asUnitId(301), itemMode: 0, cost: 250 }, expectedOpcodes: [0x33] },
{
cmd: { type: 'NpcRepairItem', npcId: asUnitId(200), itemId: asUnitId(302), itemMode: 1, durability: 10 },
expectedOpcodes: [0x35],
},
{ cmd: { type: 'NpcRepairAll', npcId: asUnitId(200) }, expectedOpcodes: [0x35] },
{ cmd: { type: 'WaypointGo', waypointId: asUnitId(400), destAreaId: 3 }, expectedOpcodes: [0x49] },
{ cmd: { type: 'ItemPickup', itemId: asUnitId(500), toCursor: false }, expectedOpcodes: [0x16] },
{ cmd: { type: 'ItemPickup', itemId: asUnitId(500), toCursor: true }, expectedOpcodes: [0x16] },

266
tests/fixtures/netproto/05-d2gs-vendor-open.d2cap vendored Normal file
View File

@ -0,0 +1,266 @@
{"format":"d2cap-v1","createdAt":"2026-10-01T09:50:38.057Z","server":"101.37.117.183 (via=mixed)","account":"<redacted>","character":"WebBotThree","scenario":"vendor-open"}
{"t":1790848223242,"conn":"bnet","dir":"c2s","hex":"01","packetName":"BNCS_GREETING"}
{"t":1790848223243,"conn":"bnet","dir":"c2s","hex":"ff503a000000000036385849505832440d000000090400007f000001e0010000090400000904000055534100556e697465642053746174657300","packetId":80,"packetName":"SID_AUTH_INFO"}
{"t":1790848223289,"conn":"bnet","dir":"s2c","hex":"ff25080070ab8909","packetId":37,"packetName":"SID_PING"}
{"t":1790848223289,"conn":"bnet","dir":"c2s","hex":"ff25080070ab8909","packetId":37,"packetName":"SID_PING"}
{"t":1790848223333,"conn":"bnet","dir":"s2c","hex":"ff5065000000000015d5e7567200000000d8b1d80027dd0149583836766572312e6d707100413d3338343535383136333420423d38383038323335383020433d31333633393337313033203420413d412d5320423d422d4320433d432d4120413d412d4200","packetId":80,"packetName":"SID_AUTH_INFO"}
{"t":1790848223334,"conn":"bnet","dir":"c2s","hex":"ff518b001dd6e3ac000d0001cabe867602000000000000001000000006000000cbba0000000000005e34a0be62533f73a5eba13ffc99572a3693cab9100000000a000000f015eb00000000008692ec8d918f275af4efedfef5db36ba24df014a47616d652e6578652030332f30392f31302030343a31303a353120363134343000576562506c6179657200","packetId":81,"packetName":"SID_AUTH_CHECK"}
{"t":1790848223379,"conn":"bnet","dir":"s2c","hex":"ff5109000000000000","packetId":81,"packetName":"SID_AUTH_CHECK"}
{"t":1790848223381,"conn":"bnet","dir":"c2s","hex":"ff3a2a001dd6e3ac15d5e756e73b5092f33177f5e41fe489a7e1a152761fc6a76432776562626f743300","packetId":58,"packetName":"SID_LOGONRESPONSE2"}
{"t":1790848223425,"conn":"bnet","dir":"s2c","hex":"ff590400","packetId":89,"packetName":"SID_SETEMAIL"}
{"t":1790848223516,"conn":"bnet","dir":"s2c","hex":"ff3a080000000000","packetId":58,"packetName":"SID_LOGONRESPONSE2"}
{"t":1790848223517,"conn":"bnet","dir":"c2s","hex":"ff3e26001dd6e3ac3df8a4d24c1491bc6668260c1ab6a97b45355d3153616e63747561727900","packetId":62,"packetName":"SID_LOGONREALMEX"}
{"t":1790848223563,"conn":"bnet","dir":"s2c","hex":"ff3e56001dd6e3ac000000000000000072000000652575b717e1000015d5e7560000000000000000505832440d00000000000000000000002df7d7a23de439c2be489f4ce012ebabbe6404f26432776562626f743300","packetId":62,"packetName":"SID_LOGONREALMEX"}
{"t":1790848223956,"conn":"realm","dir":"c2s","hex":"01","packetName":"MCP_GREETING"}
{"t":1790848223957,"conn":"realm","dir":"c2s","hex":"4d00011dd6e3ac00000000000000007200000015d5e7560000000000000000505832440d00000000000000000000002df7d7a23de439c2be489f4ce012ebabbe6404f26432776562626f743300","packetId":1,"packetName":"MCP_STARTUP"}
{"t":1790848224006,"conn":"realm","dir":"s2c","hex":"07000100000000","packetId":1,"packetName":"MCP_STARTUP"}
{"t":1790848224006,"conn":"realm","dir":"c2s","hex":"07001908000000","packetId":25,"packetName":"MCP_CHARLIST2"}
{"t":1790848224054,"conn":"realm","dir":"s2c","hex":"3d00190800010000000100ffffff7f576562426f745468726565008d80ffffffffff04ff4fffffff05ffffffffffffffffffffff01e080808001ffff00","packetId":25,"packetName":"MCP_CHARLIST2"}
{"t":1790848224054,"conn":"realm","dir":"c2s","hex":"0f0007576562426f74546872656500","packetId":7,"packetName":"MCP_CHARLOGON"}
{"t":1790848224101,"conn":"realm","dir":"s2c","hex":"07000700000000","packetId":7,"packetName":"MCP_CHARLOGON"}
{"t":1790848224103,"conn":"realm","dir":"c2s","hex":"23000301000000000001ff0877626d38336330000064322d626f74207265636f726400","packetId":3,"packetName":"MCP_CREATEGAME"}
{"t":1790848224151,"conn":"realm","dir":"s2c","hex":"0d000301000100010000000000","packetId":3,"packetName":"MCP_CREATEGAME"}
{"t":1790848224701,"conn":"realm","dir":"c2s","hex":"0e0004020077626d383363300000","packetId":4,"packetName":"MCP_JOINGAME"}
{"t":1790848224752,"conn":"realm","dir":"s2c","hex":"150004020044000000652575b785f9f10b00000000","packetId":4,"packetName":"MCP_JOINGAME"}
{"t":1790848224924,"conn":"game","dir":"s2c","hex":"af01","packetId":175}
{"t":1790848224924,"conn":"game","dir":"c2s","hex":"6885f9f10b4400040d000000ed4d5650b453354200576562426f7454687265650000000000","packetId":104}
{"t":1790848224974,"conn":"game","dir":"s2c","hex":"0100040030000101","packetId":1}
{"t":1790848224975,"conn":"game","dir":"s2c","hex":"00","packetId":0}
{"t":1790848225055,"conn":"game","dir":"s2c","hex":"02","packetId":2}
{"t":1790848225055,"conn":"game","dir":"c2s","hex":"6b","packetId":107}
{"t":1790848225055,"conn":"game","dir":"c2s","hex":"6d1f4fdff60000000000000000","packetId":109}
{"t":1790848225136,"conn":"game","dir":"s2c","hex":"590100000004576562426f745468726565000000000000000000","packetId":89}
{"t":1790848225136,"conn":"game","dir":"s2c","hex":"aa00010000000c6959f9ff1f","packetId":170}
{"t":1790848225136,"conn":"game","dir":"s2c","hex":"760001000000","packetId":118}
{"t":1790848225137,"conn":"game","dir":"s2c","hex":"940a01000000000001020001010001d90001da0001db0001dc0001040001050001030001","packetId":148}
{"t":1790848225137,"conn":"game","dir":"s2c","hex":"22000001000000db0001cd00","packetId":34}
{"t":1790848225137,"conn":"game","dir":"s2c","hex":"22000001000000d90001cd00","packetId":34}
{"t":1790848225137,"conn":"game","dir":"s2c","hex":"5e01010101010101010101010101010101010101010101010101010101010101010101010101","packetId":94}
{"t":1790848225137,"conn":"game","dir":"s2c","hex":"28060000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","packetId":40}
{"t":1790848225137,"conn":"game","dir":"s2c","hex":"29000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","packetId":41}
{"t":1790848225137,"conn":"game","dir":"s2c","hex":"0b0001000000","packetId":11}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"5f01000000","packetId":95}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"1d001e","packetId":29}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"1d010a","packetId":29}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"1d0214","packetId":29}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"1d0319","packetId":29}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"1e070037","packetId":30}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"1e09000a","packetId":30}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"1e0b005c","packetId":30}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"1d0c01","packetId":29}
{"t":1790848225138,"conn":"game","dir":"s2c","hex":"9c0e1410010000001000a2006508008006170302","packetId":156}
{"t":1790848225139,"conn":"game","dir":"s2c","hex":"9c0e1410020000001000a2006508028006170302","packetId":156}
{"t":1790848225139,"conn":"game","dir":"s2c","hex":"9c0e1410030000001000a2006508048006170302","packetId":156}
{"t":1790848225139,"conn":"game","dir":"s2c","hex":"9c0e1410040000001000a2006508068006170302","packetId":156}
{"t":1790848225139,"conn":"game","dir":"s2c","hex":"9c041410050000001000a2006500724237370602","packetId":156}
{"t":1790848225139,"conn":"game","dir":"s2c","hex":"9c041410060000001000a2006500529236370602","packetId":156}
{"t":1790848225140,"conn":"game","dir":"s2c","hex":"9d061e0507000000000100000011008200658408801686078280c0c1e13f","packetId":157}
{"t":1790848225140,"conn":"game","dir":"s2c","hex":"9d0620060800000000010000001100820065a40a205637068280e0000606ff01","packetId":157}
{"t":1790848225140,"conn":"game","dir":"s2c","hex":"230001000000010000ffffffff","packetId":35}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"230001000000000000ffffffff","packetId":35}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"1d001e","packetId":29}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"1d010a","packetId":29}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"1d0214","packetId":29}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"1d0319","packetId":29}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"1e070037","packetId":30}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"1e09000a","packetId":30}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"1e0b005c","packetId":30}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"1d0c01","packetId":29}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"95370005001700000000000000","packetId":149}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"0300db3a921601003c556b2c","packetId":3}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"53020000000000000000","packetId":83}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"075803700401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"075003680401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"075003700401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"075803680401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"076003680401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"075003780401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"075803700401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"076003700401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"075803780401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"076003780401","packetId":7}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"150001000000d9104c1601","packetId":21}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"7e00000000","packetId":126}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"8f0000000000000000000000000000000000000000000000000000000000000000","packetId":143}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"ac060000009a00b2104116800e01","packetId":172}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"aa01060000000c6959f9ff1f","packetId":170}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"6d06000000b210411680","packetId":109}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"51020d0000002500ac1048160200","packetId":81}
{"t":1790848225141,"conn":"game","dir":"s2c","hex":"0e020d000000030002000000","packetId":14}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"ac050000009800b31059168010112800","packetId":172}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"aa01050000000c6959f9ff1f","packetId":170}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"6d05000000b310591680","packetId":109}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"ac040000009300b4107e16800e01","packetId":172}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"aa01040000000c6959f9ff1f","packetId":170}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"6d04000000b4107e1680","packetId":109}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"51020c0000002500b71075160200","packetId":81}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"0e020c000000030002000000","packetId":14}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"51020b0000002500af105b160200","packetId":81}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"0e020b000000030002000000","packetId":14}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"ac070000009b00d2105316800e01","packetId":172}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"aa01070000000c6959f9ff1f","packetId":170}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"6d07000000d210531680","packetId":109}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"5102110000000b01d2104d160000","packetId":81}
{"t":1790848225142,"conn":"game","dir":"s2c","hex":"5102100000002500ba103b160200","packetId":81}
{"t":1790848225839,"conn":"game","dir":"s2c","hex":"0e0210000000030002000000","packetId":14}
{"t":1790848225839,"conn":"game","dir":"s2c","hex":"51020f0000002500c81052160200","packetId":81}
{"t":1790848225839,"conn":"game","dir":"s2c","hex":"0e020f000000030002000000","packetId":14}
{"t":1790848225839,"conn":"game","dir":"s2c","hex":"51020e0000002400d81040160000","packetId":81}
{"t":1790848225839,"conn":"game","dir":"s2c","hex":"a800010000000b69acfc0f","packetId":168}
{"t":1790848225839,"conn":"game","dir":"s2c","hex":"1d0c01","packetId":29}
{"t":1790848225839,"conn":"game","dir":"s2c","hex":"1d001e","packetId":29}
{"t":1790848225839,"conn":"game","dir":"s2c","hex":"1d0214","packetId":29}
{"t":1790848225839,"conn":"game","dir":"s2c","hex":"ac030000009600eb104a16800e01","packetId":172}
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336
tests/fixtures/netproto/06-d2gs-vendor-buy-sell.d2cap vendored Normal file
View File

@ -0,0 +1,336 @@
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294
tests/fixtures/netproto/07-d2gs-vendor-repair.d2cap vendored Normal file
View File

@ -0,0 +1,294 @@
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212
tests/fixtures/netproto/08-d2gs-stash-gold.d2cap vendored Normal file
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@ -0,0 +1,212 @@
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248
tests/fixtures/netproto/09-d2gs-gamble.d2cap vendored Normal file
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@ -0,0 +1,248 @@
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{"t":1790848616466,"conn":"game","dir":"s2c","hex":"670700000001d61037150100074b0005","packetId":103}
{"t":1790848616558,"conn":"game","dir":"c2s","hex":"03d7103615","packetId":3}
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{"t":1790848617400,"conn":"game","dir":"c2s","hex":"03d4103b15","packetId":3}
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{"t":1790848617796,"conn":"game","dir":"c2s","hex":"03d2103e15","packetId":3}
{"t":1790848618303,"conn":"game","dir":"c2s","hex":"03d1104015","packetId":3}
{"t":1790848618466,"conn":"game","dir":"s2c","hex":"8a0107000000","packetId":138}
{"t":1790848618466,"conn":"game","dir":"s2c","hex":"670700000001d41039150100074b0005","packetId":103}
{"t":1790848618466,"conn":"game","dir":"s2c","hex":"075003480401","packetId":7}
{"t":1790848618466,"conn":"game","dir":"s2c","hex":"075803480401","packetId":7}
{"t":1790848618466,"conn":"game","dir":"s2c","hex":"076003480401","packetId":7}
{"t":1790848618466,"conn":"game","dir":"s2c","hex":"085003300401","packetId":8}
{"t":1790848618466,"conn":"game","dir":"s2c","hex":"085803300401","packetId":8}
{"t":1790848618466,"conn":"game","dir":"s2c","hex":"086003300401","packetId":8}
{"t":1790848618545,"conn":"game","dir":"s2c","hex":"5102130000002500af106d150200","packetId":81}
{"t":1790848618545,"conn":"game","dir":"s2c","hex":"0e0213000000030002000000","packetId":14}
{"t":1790848618545,"conn":"game","dir":"s2c","hex":"ac08000000b30001117315800e01","packetId":172}
{"t":1790848618546,"conn":"game","dir":"s2c","hex":"aa01080000000c6959f5ff1f","packetId":170}
{"t":1790848618546,"conn":"game","dir":"s2c","hex":"6d080000000111731580","packetId":109}
{"t":1790848618546,"conn":"game","dir":"s2c","hex":"5102120000002500f3106c150200","packetId":81}
{"t":1790848618546,"conn":"game","dir":"s2c","hex":"0e0212000000030002000000","packetId":14}
{"t":1790848618619,"conn":"game","dir":"c2s","hex":"03cf104315","packetId":3}
{"t":1790848619125,"conn":"game","dir":"c2s","hex":"03ce104515","packetId":3}
{"t":1790848619187,"conn":"game","dir":"c2s","hex":"6db352e5f60000000000000000","packetId":109}
{"t":1790848619266,"conn":"game","dir":"s2c","hex":"8f0000000000000000000000000000000000000000000000000000000000000000","packetId":143}
{"t":1790848619306,"conn":"game","dir":"s2c","hex":"8a0107000000","packetId":138}
{"t":1790848619306,"conn":"game","dir":"s2c","hex":"670700000001d3103b150100074b0005","packetId":103}
{"t":1790848619439,"conn":"game","dir":"c2s","hex":"03cc104815","packetId":3}
{"t":1790848619945,"conn":"game","dir":"c2s","hex":"03ca104a15","packetId":3}
{"t":1790848619945,"conn":"game","dir":"s2c","hex":"8a0107000000","packetId":138}
{"t":1790848619945,"conn":"game","dir":"s2c","hex":"670700000001d1103d150100074b0005","packetId":103}
{"t":1790848620342,"conn":"game","dir":"c2s","hex":"03c9104d15","packetId":3}
{"t":1790848620786,"conn":"game","dir":"s2c","hex":"6d07000000d1103d1580","packetId":109}
{"t":1790848620786,"conn":"game","dir":"s2c","hex":"965c806488a60a0000","packetId":150}
{"t":1790848620786,"conn":"game","dir":"c2s","hex":"03c7104f15","packetId":3}
{"t":1790848621183,"conn":"game","dir":"c2s","hex":"03c5105215","packetId":3}
{"t":1790848621465,"conn":"game","dir":"s2c","hex":"670700000001db1038150100074b0005","packetId":103}
{"t":1790848621689,"conn":"game","dir":"c2s","hex":"03c4105415","packetId":3}
{"t":1790848622004,"conn":"game","dir":"c2s","hex":"03c2105715","packetId":3}
{"t":1790848622510,"conn":"game","dir":"c2s","hex":"03c1105915","packetId":3}
{"t":1790848622826,"conn":"game","dir":"c2s","hex":"03bf105c15","packetId":3}
{"t":1790848623332,"conn":"game","dir":"c2s","hex":"03bd105e15","packetId":3}
{"t":1790848623729,"conn":"game","dir":"c2s","hex":"03bc106115","packetId":3}
{"t":1790848624174,"conn":"game","dir":"c2s","hex":"03ba106315","packetId":3}
{"t":1790848624187,"conn":"game","dir":"c2s","hex":"6d3b66e5f60000000000000000","packetId":109}
{"t":1790848624305,"conn":"game","dir":"s2c","hex":"8f0000000000000000000000000000000000000000000000000000000000000000","packetId":143}
{"t":1790848624306,"conn":"game","dir":"s2c","hex":"965c005e88b08a807f","packetId":150}
{"t":1790848624572,"conn":"game","dir":"c2s","hex":"130100000004000000","packetId":19}
{"t":1790848624626,"conn":"game","dir":"s2c","hex":"6d07000000db10381580","packetId":109}
{"t":1790848624666,"conn":"game","dir":"s2c","hex":"270104000000010000002d0000000000000000000000000000000000000000000000000000000000","packetId":39}
{"t":1790848624666,"conn":"game","dir":"s2c","hex":"29000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","packetId":41}
{"t":1790848624666,"conn":"game","dir":"s2c","hex":"28010400000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000","packetId":40}
{"t":1790848624666,"conn":"game","dir":"s2c","hex":"6d04000000ba10631580","packetId":109}
{"t":1790848625226,"conn":"game","dir":"s2c","hex":"670300000001e9103b150100074b0005","packetId":103}
{"t":1790848625266,"conn":"game","dir":"s2c","hex":"6d04000000ba10631580","packetId":109}
{"t":1790848625273,"conn":"game","dir":"c2s","hex":"2f0100000004000000","packetId":47}
{"t":1790848625906,"conn":"game","dir":"s2c","hex":"6d04000000ba10631580","packetId":109}
{"t":1790848625975,"conn":"game","dir":"c2s","hex":"38020000000400000000000000","packetId":56}
{"t":1790848626066,"conn":"game","dir":"s2c","hex":"9c0b141007000000002080026500122297e60602","packetId":156}
{"t":1790848626066,"conn":"game","dir":"s2c","hex":"9c0b1410080000000020800265003212d6560702","packetId":156}
{"t":1790848626066,"conn":"game","dir":"s2c","hex":"9c0b14100900000000208002650000c276c60602","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b14000a0000000020800265004032b7060702","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b14050b000000002080026500804276260702","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b14050c000000002080026500c0b246270702","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b14050d000000002080026500828216860702","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b14060e000000002080026500e23227760702","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b14050f00000000208002650004b246270702","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b140510000000002080026500643237470602","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b1400110000000020800265000632b7060702","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b1407120000000020800265004632d7c60602","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b140113000000002080026500861257970602","packetId":156}
{"t":1790848626067,"conn":"game","dir":"s2c","hex":"9c0b140514000000002080026500e6b246270702","packetId":156}
{"t":1790848626466,"conn":"game","dir":"s2c","hex":"6d04000000ba10631580","packetId":109}
{"t":1790848627277,"conn":"game","dir":"c2s","hex":"3204000000070000000200000001000000","packetId":50}
{"t":1790848627345,"conn":"game","dir":"s2c","hex":"2a000c00020000ffffffff02000000","packetId":42}
{"t":1790848627978,"conn":"game","dir":"c2s","hex":"300100000004000000","packetId":48}
{"t":1790848628826,"conn":"game","dir":"s2c","hex":"6d03000000e9103b1580","packetId":109}
{"t":1790848629187,"conn":"game","dir":"c2s","hex":"6dc379e5f60000000000000000","packetId":109}
{"t":1790848629266,"conn":"game","dir":"s2c","hex":"8f0000000000000000000000000000000000000000000000000000000000000000","packetId":143}
{"t":1790848629782,"conn":"game","dir":"c2s","hex":"69","packetId":105}

16
tests/ground-items-drop.test.ts
View File

@ -235,21 +235,7 @@ describe('Issue #388 — Ground Item & Drop System Ground Truth', () => {
})
})
describe('4. InventoryPanel Gold Dropping & findFreeGridSlot', () => {
it('InventoryPanel.dropGold deducts gold from player inventory', () => {
const panel = new InventoryPanel()
panel.gold = 50_000
const dropped = panel.dropGold(10_000)
expect(dropped).toBe(10_000)
expect(panel.gold).toBe(40_000)
// Cannot drop more than available gold
const dropExcess = panel.dropGold(100_000)
expect(dropExcess).toBe(40_000)
expect(panel.gold).toBe(0)
})
describe('4. InventoryPanel findFreeGridSlot', () => {
it('findFreeGridSlot returns first available (col, row) without overlapping existing items', () => {
const gridItems: GridPlacement[] = [
{

45
tests/helpers/vendor-shop-fixture.ts Normal file
View File

@ -0,0 +1,45 @@
/**
* Test fixture: fill a `WorldPanelsHud` store the way `HudModel.syncNpcInteraction` does after the
* server streamed `0x9C AddToShop` items, but with items generated offline by the common vendor
* generator (D2Game store rolls) so panel/draw tests keep realistic content without a live server.
*/
import { VendorSessionManager } from '../../src/common/items/vendor-service.ts'
import { getEmbeddedDropTables } from '../../src/common/items/embedded-drop-tables.ts'
import { itemToUiInventoryItem } from '../../src/common/items/item-bridge.ts'
import { getTownNpcDescriptorByName } from '../../src/common/units/npc-table.ts'
import { VENDOR_TABS, type WorldPanelsHud } from '../../src/client/ui/world-panels.ts'
export function openGeneratedVendorShop(
wp: WorldPanelsHud,
npcName: string,
mode: 'trade' | 'gamble' = 'trade',
cLvl = 85,
difficulty: 0 | 1 | 2 = 0,
npcId = 1,
): void {
const descriptor = getTownNpcDescriptorByName(npcName)
if (!descriptor || descriptor.vendorId === null) {
throw new Error(`openGeneratedVendorShop: ${npcName} is not a vendor NPC`)
}
const tables = getEmbeddedDropTables()
const session = new VendorSessionManager(tables)
const vendorId = descriptor.vendorId
const items: { storePage: number; placement: { item: ReturnType<typeof itemToUiInventoryItem>; col: number; row: number } }[] = []
if (mode === 'gamble') {
for (const p of session.getOrCreateGambleStore(vendorId, cLvl).getAllItems()) {
const buyCost = session.getBuyPrice(p.item, vendorId, difficulty, cLvl, true)
const item = itemToUiInventoryItem({ ...p.item, buyCost, isGambleMystery: true } as typeof p.item, tables)
items.push({ storePage: 1, placement: { item, col: p.x, row: p.y } })
}
} else {
const store = session.getOrCreateVendorStore(vendorId, difficulty, cLvl)
VENDOR_TABS.forEach((tab, idx) => {
for (const p of store.tabs[tab.id].getAllItems()) {
const buyCost = session.getBuyPrice(p.item, vendorId, difficulty, cLvl, false)
const item = itemToUiInventoryItem({ ...p.item, buyCost } as typeof p.item, tables)
items.push({ storePage: idx + 1, placement: { item, col: p.x, row: p.y } })
}
})
}
wp.setVendorShop({ npcId, descriptor, mode, items })
}

5
tests/issue-503-bilingual-parity.test.ts
View File

@ -43,6 +43,7 @@ import { CharacterSheetPanel } from '../src/client/ui/character-sheet.ts'
import { InventoryPanel, itemToUiInventoryItem } from '../src/client/ui/inventory.ts'
import { SkillTreePanel } from '../src/client/ui/skill-tree-panel.ts'
import { ACT_QUESTS, ACT_WAYPOINTS, WorldPanelsHud } from '../src/client/ui/world-panels.ts'
import { openGeneratedVendorShop } from './helpers/vendor-shop-fixture.ts'
import { ControlBarHud } from '../src/client/ui/control-bar.ts'
import { GlobesHud } from '../src/client/ui/globes.ts'
import { SkillHotkeysHud } from '../src/client/ui/hotkeys.ts'
@ -450,7 +451,7 @@ describe('Issue #503: HUD & Panel Rendering in ENG (Zero CJK) and CHI Modes', ()
expect(textCalls).toContain('剩余技能点')
expect(textCalls).toContain('角色属性 (A/C)')
expect(textCalls).toContain('罗格营地')
expect(textCalls).toContain('私人储物箱')
expect(textCalls).toContain('你的私人儲藏箱') // tbl key 'bank' (CHI)
expect(textCalls).toContain('赫拉迪克方块 (已合成 0 次)')
expect(textCalls).not.toContain('角色属性 (Character)')
@ -606,7 +607,7 @@ describe('Issue #503: HUD & Panel Rendering in ENG (Zero CJK) and CHI Modes', ()
// Also test Charsi vendor inventory across all 4 tabs
const wpVendor = new WorldPanelsHud()
wpVendor.lang = 'ENG'
wpVendor.openVendorForNpc('Charsi', 'trade', 85, 0)
openGeneratedVendorShop(wpVendor, 'Charsi', 'trade', 85, 0)
for (const tabId of ['armor', 'weapons1', 'weapons2', 'misc'] as const) {
for (const p of wpVendor.vendorTabPlacements[tabId]) {
const { ctx, font, textCalls } = createMockCanvasAndFont()

2
tests/issue-504-exocet-fonts.test.ts
View File

@ -510,6 +510,7 @@ describe('Diablo II v1.13c Exocet & Formal 436 Fonts (Issue #504)', () => {
// NPC talking dialog body also uses fontformal12 while header uses font16
drawnCalls.length = 0
worldPanels.npcMenu = {
npcId: null,
npcName: 'Akara',
x: 400,
y: 260,
@ -711,6 +712,7 @@ describe('Diablo II v1.13c Exocet & Formal 436 Fonts (Issue #504)', () => {
} as unknown as D2FontRenderer
worldPanels.npcMenu = {
npcId: null,
npcName: '阿卡拉',
x: 400,
y: 260,

4
tests/item-cost.test.ts
View File

@ -193,8 +193,8 @@ describe('1.13c Item Transaction & Acquisition Cost Engine (M19-P3)', () => {
expect(sellHell).toBe(35000)
})
it('halves acquisition (SELL) price for Ethereal items and forbids repairing Ethereal items', () => {
const capBase = tables.getBase('plt')! // Plate Mail (below 35k cap so halving is observable)
it('quarters acquisition (SELL) price for Ethereal items (0x6fd798b0) and forbids repairing Ethereal items', () => {
const capBase = tables.getBase('plt')! // Plate Mail (below 35k cap so quartering is observable)
const normalArmor = createDroppedItem(capBase, 'normal', {
itemTypes: tables.itemTypes,
ilvl: 25,

5
tests/item-to-ui-bridge.test.ts
View File

@ -8,7 +8,7 @@
* 3. BodyLoc1/BodyLoc2 Equipment Slots Resolution (allowedSlots) with category inheritance
* 4. Bilingual naming (nameZh, baseNameZh) and rich tooltip stats formatting
* 5. Normal and Telekinesis ground item pickup conversion via itemToUiInventoryItem
* 6. Gold accumulation clamped to PLAYER_GOLD_CAP (2,500,000)
* 6. Gold accumulation clamped to the level-based inventory gold limit (getInventoryGoldLimit)
* 7. Inventory full refusal bounce, audio feedback, and notification retention
*/
@ -23,7 +23,6 @@ import {
import {
InventoryPanel,
resolveItemSpriteRect,
PLAYER_GOLD_CAP,
} from '../src/client/ui/inventory.ts'
import { BAKED_UI_MANIFEST } from '../src/common/items/baked-ui-meta.ts'
import { GameEngine } from '../src/server/engine/engine.ts'
@ -423,7 +422,7 @@ describe('Milestone M11.4 (Issue #407) — Drop Item to UiInventoryItem Bridge &
})
})
describe('6. Gold Accumulation & PLAYER_GOLD_CAP Parity', () => {
describe('6. Gold Accumulation & Inventory Gold Limit Parity', () => {
let mockCanvas: any
let mockStatus: { textContent: string }

3
tests/monster-drop-e2e.test.ts
View File

@ -22,7 +22,7 @@
* - Authentic allowedSlots resolution and paperdoll equipping
*
* 4. Gold Currency Accumulation vs Inventory Full Flippy Bounce:
* - Gold currency accumulation clamped to PLAYER_GOLD_CAP (2,500,000)
* - Gold currency accumulation clamped to the level-based inventory gold limit
* - Full 10x4 inventory grid refusal, metrics.inventoryRefusals, and parabolic bounce physics
*/
@ -37,7 +37,6 @@ import {
resolveItemSpriteRect,
identifyUiItem,
isUiItemUnidentified,
PLAYER_GOLD_CAP,
type UiInventoryItem,
type EquipSlotId,
} from '../src/client/ui/inventory.ts'

11
tests/netproto/d2gs-codecs-items.test.ts
View File

@ -144,13 +144,16 @@ describe('D2GS 1.13c extracted tables, Huffman codec, S2C/C2S framing & registry
{ type: 'IdentifyItem', itemId: 107, scrollId: 108 },
{ type: 'NpcInit', target: { unitType: 1, id: 15 } },
{ type: 'NpcCancel', target: { unitType: 1, id: 15 } },
{ type: 'NpcBuy', npcId: 15, itemId: 200, tab: 0, cost: 50 },
{ type: 'NpcSell', npcId: 15, itemId: 200, tab: 0, cost: 25 },
{ type: 'NpcRepair', npcId: 15, itemId: 0, tab: 0, cost: 0 },
{ type: 'NpcOpenTrade', npcId: 15 },
{ type: 'NpcOpenGamble', npcId: 15 },
{ type: 'NpcBuy', npcId: 15, itemId: 200, itemMode: 0, gamble: false, shiftFill: false, cost: 50 },
{ type: 'NpcSell', npcId: 15, itemId: 200, itemMode: 0, cost: 25 },
{ type: 'NpcRepairItem', npcId: 15, itemId: 200, itemMode: 1, durability: 3 },
{ type: 'NpcRepairAll', npcId: 15 },
{ type: 'AddStatPoint', statId: 0, count: 1 },
{ type: 'AddSkillPoint', skillId: 36 },
{ type: 'WaypointGo', waypointId: 30, destAreaId: 1 },
{ type: 'ClickButton', buttonId: 0, complement: 0 },
{ type: 'ClickButton', buttonId: 0x12, amount: 0 },
{ type: 'Party', action: 6, targetPlayerId: 2 },
{ type: 'Hostile', targetPlayerId: 2, hostile: true },
{ type: 'Trade', action: 2, gold: 0 },

135
tests/netproto/vendor-stash-golden.test.ts Normal file
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@ -0,0 +1,135 @@
/**
* Byte-level golden tests for NPC vendor / stash gold packets (1.13c).
*
* Layouts are taken from the disassembly (see each encoder/decoder's doc comment):
* - 0x4F ClickButton: D2Game 0x6fcf1470 amount = (WORD[3] << 16) | WORD[5].
* - 0x32 / 0x33 / 0x35: D2Client 0x6faf6ee0 / 0x6fb46d5f / 0x6faf7dff, D2Game 0x6fcef220 / 0x6fcef0a0.
* - 0x38: D2Game 0x6fce00c0 action 1 = trade, 2 = gamble.
* - 0x2A: D2Game 0x6fcaac90 builder; D2Client 0x6fafbc80 reader.
*/
import { describe, expect, it } from 'vitest'
import { decode0x2ANpcTransaction } from '../../src/netproto/d2gs/s2c/npc.ts'
import { encodeD2gsClientCommand } from '../../src/netproto/d2gs/registry.ts'
import { ClickButtonId } from '../../src/netproto/d2gs/c2s/interact.ts'
const bytes = (cmd: Parameters<typeof encodeD2gsClientCommand>[0]): number[] => {
const pkts = encodeD2gsClientCommand(cmd)
expect(pkts).toHaveLength(1)
return Array.from(pkts[0]!)
}
describe('C2S 0x4F ClickButton (amount high word first)', () => {
it('deposit 0x00012345 gold -> 4F 14 00 | 01 00 | 45 23', () => {
expect(bytes({ type: 'ClickButton', buttonId: ClickButtonId.DepositGold, amount: 0x00012345 })).toEqual([
0x4f, 0x14, 0x00, 0x01, 0x00, 0x45, 0x23,
])
})
it('withdraw 1 gold -> 4F 13 00 | 00 00 | 01 00', () => {
expect(bytes({ type: 'ClickButton', buttonId: ClickButtonId.WithdrawGold, amount: 1 })).toEqual([
0x4f, 0x13, 0x00, 0x00, 0x00, 0x01, 0x00,
])
})
it('close stash / transmute carry amount 0', () => {
expect(bytes({ type: 'ClickButton', buttonId: ClickButtonId.CloseStash, amount: 0 })).toEqual([
0x4f, 0x12, 0x00, 0x00, 0x00, 0x00, 0x00,
])
expect(bytes({ type: 'ClickButton', buttonId: ClickButtonId.Transmute, amount: 0 })).toEqual([
0x4f, 0x18, 0x00, 0x00, 0x00, 0x00, 0x00,
])
})
it('trade gold reuses the same hi/lo layout (button 0x08)', () => {
expect(bytes({ type: 'Trade', action: ClickButtonId.TradeGold, gold: 2_500_000 })).toEqual([
// 2_500_000 = 0x002625A0
0x4f, 0x08, 0x00, 0x26, 0x00, 0xa0, 0x25,
])
})
it('rejects non-integer / out-of-range amounts', () => {
expect(() => bytes({ type: 'ClickButton', buttonId: 0x14, amount: -1 })).toThrow(RangeError)
expect(() => bytes({ type: 'ClickButton', buttonId: 0x14, amount: 1.5 })).toThrow(RangeError)
expect(() => bytes({ type: 'ClickButton', buttonId: 0x10000, amount: 0 })).toThrow(RangeError)
})
})
describe('C2S 0x38 NpcEntityAction', () => {
it('trade = action 1, complement 0', () => {
expect(bytes({ type: 'NpcOpenTrade', npcId: 7 })).toEqual([
0x38, 0x01, 0, 0, 0, 0x07, 0, 0, 0, 0, 0, 0, 0,
])
})
it('gamble = action 2, complement 0', () => {
expect(bytes({ type: 'NpcOpenGamble', npcId: 0x0102 })).toEqual([
0x38, 0x02, 0, 0, 0, 0x02, 0x01, 0, 0, 0, 0, 0, 0,
])
})
})
describe('C2S 0x32 NpcBuy field3', () => {
it('plain buy: field3 = itemMode << 16', () => {
expect(
bytes({ type: 'NpcBuy', npcId: 7, itemId: 0x20, itemMode: 0, gamble: false, shiftFill: false, cost: 25 }),
).toEqual([0x32, 7, 0, 0, 0, 0x20, 0, 0, 0, 0, 0, 0, 0, 25, 0, 0, 0])
expect(
bytes({ type: 'NpcBuy', npcId: 7, itemId: 0x20, itemMode: 0x0004, gamble: false, shiftFill: false, cost: 25 }),
).toEqual([0x32, 7, 0, 0, 0, 0x20, 0, 0, 0, 0x00, 0x00, 0x04, 0x00, 25, 0, 0, 0])
})
it('gamble sets bit 1, shift-fill sets bit 31', () => {
expect(
bytes({ type: 'NpcBuy', npcId: 1, itemId: 2, itemMode: 0, gamble: true, shiftFill: false, cost: 0x1234 }),
).toEqual([0x32, 1, 0, 0, 0, 2, 0, 0, 0, 0x02, 0, 0, 0, 0x34, 0x12, 0, 0])
expect(
bytes({ type: 'NpcBuy', npcId: 1, itemId: 2, itemMode: 0, gamble: false, shiftFill: true, cost: 1 }),
).toEqual([0x32, 1, 0, 0, 0, 2, 0, 0, 0, 0, 0, 0, 0x80, 1, 0, 0, 0])
})
it('requires a u16 itemMode and u32 cost', () => {
expect(() =>
bytes({ type: 'NpcBuy', npcId: 1, itemId: 2, itemMode: 0x10000, gamble: false, shiftFill: false, cost: 1 }),
).toThrow(RangeError)
expect(() =>
bytes({ type: 'NpcBuy', npcId: 1, itemId: 2, itemMode: 0, gamble: false, shiftFill: false, cost: Number.NaN }),
).toThrow(RangeError)
})
})
describe('C2S 0x33 NpcSell', () => {
it('field3 = itemMode', () => {
expect(bytes({ type: 'NpcSell', npcId: 7, itemId: 0x31, itemMode: 0, cost: 12 })).toEqual([
0x33, 7, 0, 0, 0, 0x31, 0, 0, 0, 0, 0, 0, 0, 12, 0, 0, 0,
])
})
})
describe('C2S 0x35 Repair', () => {
it('single item: itemId, itemMode, current durability (never the repair-all bit)', () => {
expect(bytes({ type: 'NpcRepairItem', npcId: 7, itemId: 0x40, itemMode: 1, durability: 13 })).toEqual([
0x35, 7, 0, 0, 0, 0x40, 0, 0, 0, 1, 0, 0, 0, 13, 0, 0, 0,
])
expect(() =>
bytes({ type: 'NpcRepairItem', npcId: 7, itemId: 0x40, itemMode: 1, durability: 0x80000000 }),
).toThrow(RangeError)
})
it('repair all: itemId 0, field3 0, field4 0x80000000', () => {
expect(bytes({ type: 'NpcRepairAll', npcId: 7 })).toEqual([
0x35, 7, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0x80,
])
})
})
describe('S2C 0x2A NPCTransaction', () => {
it('decodes flag@1, result@2, itemId@7, gold@11 and ignores the uninitialised bytes 3..6', () => {
const pkt = new Uint8Array([
0x2a, 0x01, 0x02, 0xde, 0xad, 0xbe, 0xef, 0xff, 0xff, 0xff, 0xff, 0x39, 0x30, 0x00, 0x00,
])
expect(decode0x2ANpcTransaction(pkt)).toEqual({
type: 'NpcTransaction',
result: 2,
flag: 1,
itemId: 0xffffffff,
gold: 12345,
})
})
})

72
tests/stash.test.ts
View File

@ -12,7 +12,6 @@ import {
STASH_PANEL_ORIGIN,
STASH_GRID_ORIGIN,
STASH_GOLD_CAP,
PLAYER_GOLD_CAP,
STASH_HEADER_ICON_SOCKET,
STASH_HEADER_TOP_RECESS,
STASH_HEADER_BOTTOM_RECESS,
@ -359,68 +358,13 @@ describe('Milestone M5 (Issue #150): Camp Town Stash Entities Across 5 Acts & 6x
})
})
describe('5. Gold Deposit and Withdrawal with Caps', () => {
let panels: WorldPanelsHud
let inv: InventoryPanel
beforeEach(() => {
panels = new WorldPanelsHud()
inv = new InventoryPanel()
inv.gold = 500_000
panels.stashGold = 100_000
})
it('deposits gold from inventory into stash up to capacity', () => {
const deposited = panels.depositGold(50_000, inv)
expect(deposited).toBe(50_000)
expect(inv.gold).toBe(450_000)
expect(panels.stashGold).toBe(150_000)
})
it('withdraws gold from stash into inventory up to player capacity', () => {
const withdrawn = panels.withdrawGold(40_000, inv)
expect(withdrawn).toBe(40_000)
expect(inv.gold).toBe(540_000)
expect(panels.stashGold).toBe(60_000)
})
it('respects STASH_GOLD_CAP (2,500,000) and clamps deposit amounts', () => {
describe('5. Stash Gold Cap (server-driven transfers)', () => {
it('exposes STASH_GOLD_CAP = 2,500,000 (D2Common #11060) and performs no local gold mutation', () => {
expect(STASH_GOLD_CAP).toBe(2_500_000)
panels.stashGold = 2_490_000
inv.gold = 100_000
const deposited = panels.depositGold(50_000, inv)
expect(deposited).toBe(10_000)
expect(panels.stashGold).toBe(2_500_000)
expect(inv.gold).toBe(90_000)
// Further deposits do nothing
expect(panels.depositGold(10_000, inv)).toBe(0)
expect(panels.stashGold).toBe(2_500_000)
})
it('respects PLAYER_GOLD_CAP (2,500,000) and clamps withdrawal amounts', () => {
expect(PLAYER_GOLD_CAP).toBe(2_500_000)
panels.stashGold = 500_000
inv.gold = 2_480_000
const withdrawn = panels.withdrawGold(50_000, inv)
expect(withdrawn).toBe(20_000)
expect(inv.gold).toBe(2_500_000)
expect(panels.stashGold).toBe(480_000)
// Further withdrawals do nothing
expect(panels.withdrawGold(10_000, inv)).toBe(0)
expect(inv.gold).toBe(2_500_000)
})
it('handles zero or negative transfers safely', () => {
expect(panels.depositGold(0, inv)).toBe(0)
expect(panels.depositGold(-500, inv)).toBe(0)
expect(panels.withdrawGold(0, inv)).toBe(0)
expect(panels.withdrawGold(-500, inv)).toBe(0)
expect(inv.gold).toBe(500_000)
expect(panels.stashGold).toBe(100_000)
const panels = new WorldPanelsHud()
// Deposit/withdraw are ClickButton commands sent by HudModel; D2Game owns the balances.
expect((panels as unknown as Record<string, unknown>)['depositGold']).toBeUndefined()
expect((panels as unknown as Record<string, unknown>)['withdrawGold']).toBeUndefined()
})
})
@ -548,8 +492,8 @@ describe('Milestone M5 (Issue #150): Camp Town Stash Entities Across 5 Acts & 6x
mockFont,
)
const titleCall = drawTextCalls.find(c => c.text.includes('私人储物箱'))
const goldCall = drawTextCalls.find(c => c.text.includes('储物箱金币'))
const titleCall = drawTextCalls.find(c => c.text.includes('你的私人儲藏箱')) // tbl 'bank'
const goldCall = drawTextCalls.find(c => c.text.includes('儲藏起來的金錢：')) // tbl 'strGoldInStash'
expect(titleCall).toBeDefined()
expect(goldCall).toBeDefined()

307
tests/transaction-cost-113c.test.ts Normal file
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@ -0,0 +1,307 @@
/**
* D2Common 1.13c #10107 / #10071 pricing port. Every expectation below was
* worked out by hand from the canonical table values given in the comments,
* following the asm branches cited in `src/common/items/transaction-cost.ts`.
*
* Npc.txt (normal difficulty):
* akara sell mult 1024, buy mult 512, rep mult 128, questflag A 4,
* questsellmult A 922, questbuymult A 1024, max buy 5000
* charsi sell mult 960, buy mult 512, rep mult 128, max buy 5000
*/
import { describe, expect, it } from 'vitest'
import {
computeRepairAllCost113c,
computeTransactionCost113c,
fogMulDiv113c,
getCanonicalTransactionCostTables,
getNpcClassByName113c,
isItemRepairable113c,
type TransactionCostContext,
type TransactionCostInput,
type TransactionCostStat,
} from '../src/common/items/transaction-cost.ts'
const tables = getCanonicalTransactionCostTables()
const AKARA = getNpcClassByName113c(tables, 'akara')
const CHARSI = getNpcClassByName113c(tables, 'charsi')
function ctx(npcClass: number, over: Partial<TransactionCostContext> = {}): TransactionCostContext {
return {
playerLevel: 1,
playerReducedPricesPct: 0,
difficulty: 0,
npcClass,
isQuestFlagSet: () => false,
tables,
...over,
}
}
function stat(statId: number, value: number, base = value, param = 0): TransactionCostStat {
return { statId, param, value, base }
}
function item(code: string, over: Partial<TransactionCostInput> = {}): TransactionCostInput {
return {
code,
itemFormat: 101,
quality: 2,
identified: true,
ethereal: false,
starterItem: false,
isEar: false,
stats: [],
socketedChildCodes: [],
...over,
}
}
const buy = (i: TransactionCostInput, c: TransactionCostContext): number => computeTransactionCost113c(i, c, 0)
const sell = (i: TransactionCostInput, c: TransactionCostContext): number => computeTransactionCost113c(i, c, 1)
const gamble = (i: TransactionCostInput, c: TransactionCostContext): number => computeTransactionCost113c(i, c, 2)
const repair = (i: TransactionCostInput, c: TransactionCostContext): number => computeTransactionCost113c(i, c, 3)
describe('compiled tables', () => {
it('maps Npc.txt rows onto MonStats hcIdx with "Expansion" rows skipped', () => {
expect(AKARA).toBe(148)
expect(CHARSI).toBe(154)
expect(getNpcClassByName113c(tables, 'gheed')).toBe(147)
// raw MonStats row 512, after the Expansion row at raw 410
expect(getNpcClassByName113c(tables, 'larzuk')).toBe(511)
})
it('indexes affixes by compiled row, packet id = row + 1', () => {
expect(tables.magicPrefixes[1]).toEqual({ name: 'Sturdy', multiply: 0, add: 0 })
expect(tables.magicPrefixes[7]).toEqual({ name: 'Devious', multiply: 0, add: 0 })
// raw row 317, after the Expansion row at raw 118
expect(tables.magicPrefixes[316]).toEqual({ name: 'Shimmering', multiply: 1280, add: 500 })
expect(tables.magicSuffixes[0]).toEqual({ name: 'of Health', multiply: 0, add: 0 })
})
it('resolves every normcode/ubercode/ultracode a gamble can reach', () => {
for (const rec of tables.items.values()) {
expect(() => gamble(item(rec.code), ctx(AKARA, { playerLevel: 50 }))).not.toThrow()
}
})
})
describe('#10107 buy / sell', () => {
it('hp1 at Akara: cost 30', () => {
// A = B = C = 30. Buy: 30*1024/1024 = 30. Sell: 30*512/1024 = 15.
expect(buy(item('hp1'), ctx(AKARA))).toBe(30)
expect(sell(item('hp1'), ctx(AKARA))).toBe(15)
})
it('applies the Akara quest discount when quest 4 state 0 or 1 is set', () => {
const c = ctx(AKARA, { isQuestFlagSet: (q, s) => q === 4 && s === 0 })
// Buy: 30 * questsellmult 922 / 1024 = 27.01 -> 27. Sell: 15 * questbuymult 1024 / 1024 = 15.
expect(buy(item('hp1'), c)).toBe(27)
expect(sell(item('hp1'), c)).toBe(15)
})
it('tsc at Akara: cost 100', () => {
expect(buy(item('tsc'), ctx(AKARA))).toBe(100)
expect(sell(item('tsc'), ctx(AKARA))).toBe(50)
})
it('ssd at Charsi: cost 72', () => {
const ssd = item('ssd', { stats: [stat(72, 24), stat(73, 24)] })
// Buy: 72*960/1024 = 67.5 -> 67. Sell: 72*512/1024 = 36.
expect(buy(ssd, ctx(CHARSI))).toBe(67)
expect(sell(ssd, ctx(CHARSI))).toBe(36)
})
it('buc at Charsi scales by base defense: cost 68, maxac 6, base AC 5', () => {
const buc = item('buc', { stats: [stat(31, 5), stat(72, 12), stat(73, 12)] })
// A = B = C = 68*5/6 = 56. Buy: 56*960/1024 = 52.5 -> 52. Sell: 56*512/1024 = 28.
expect(buy(buc, ctx(CHARSI))).toBe(52)
expect(sell(buc, ctx(CHARSI))).toBe(28)
})
it('magic buc with prefix Devious (id 8) + suffix of Health (id 1)', () => {
// Both affixes have multiply 0 / add 0, so their terms are 0. Bonus stats (full - base):
// 34 normal_damage_reduction +1: Add 188, Multiply 200 -> 200*56*1/1024 = 10 + 188 = 198
// 35 magic_damage_reduction +1: Add 397, Multiply 340 -> 340*56*1/1024 = 18 + 397 = 415
// A = B = 56 + 198 + 415 = 669. Buy: 669*960/1024 = 627.2 -> 627. Sell: 669*512/1024 = 334.
const buc = item('buc', {
quality: 4,
magicPrefixId: 8,
magicSuffixId: 1,
stats: [stat(31, 5), stat(72, 12), stat(73, 12), stat(34, 1, 0), stat(35, 1, 0)],
})
expect(buy(buc, ctx(CHARSI))).toBe(627)
expect(sell(buc, ctx(CHARSI))).toBe(334)
})
it('magic ring with Shimmering (id 317: multiply 1280, add 500)', () => {
// rin cost 1800. Term: 1280*1800/1024 + 500 = 2250 + 500 = 2750, so A = B = 4550.
// Akara buy 4550; sell 4550*512/1024 = 2275.
const rin = item('rin', { quality: 4, magicPrefixId: 317, magicSuffixId: 0 })
expect(buy(rin, ctx(AKARA))).toBe(4550)
expect(sell(rin, ctx(AKARA))).toBe(2275)
})
it('wand with +3 Teeth StaffMods (skill 67: costMult 256, costAdd 1000)', () => {
// wnd cost 205, factor 2*3-1 = 5.
// A += (256*205/1024 + 1000)*5 = (51 + 1000)*5 = 5255 -> 5460
// B += (205*256/4096 + 1000)*5 = (12 + 1000)*5 = 5060 -> 5265
// Akara buy 5460; sell 5265*512/1024 = 2632.
const wnd = item('wnd', { stats: [stat(107, 3, 3, 67), stat(72, 15), stat(73, 15)] })
expect(buy(wnd, ctx(AKARA))).toBe(5460)
expect(sell(wnd, ctx(AKARA))).toBe(2632)
})
it('arrows (quiver): aqv cost 256, maxstack 350', () => {
// 350 arrows: A = B = 256*350/1024 = 87. Charsi buy 87*960/1024 = 81; sell 87*512/1024 = 43.
expect(buy(item('aqv', { stats: [stat(70, 350)] }), ctx(CHARSI))).toBe(81)
expect(sell(item('aqv', { stats: [stat(70, 350)] }), ctx(CHARSI))).toBe(43)
// 100 arrows: A = B = 25600/1024 = 25. Buy 25*960/1024 = 23; sell 12.
expect(buy(item('aqv', { stats: [stat(70, 100)] }), ctx(CHARSI))).toBe(23)
expect(sell(item('aqv', { stats: [stat(70, 100)] }), ctx(CHARSI))).toBe(12)
})
it('stackable throwing weapon: tkf cost 6, maxstack 160, quantity 100', () => {
// A = B = C = 6, D = 160. Npc: A = 6*960/1024 = 5; B = 6*512/1024 = 3; C = 6*128/1024 = 0.
// Quantity: buy = 5*100 = 500. Sell = 160*3 - 0*(160-100) = 480 (full-stack value minus refill).
// Repair: throwable, so C stays 6 -> 0 after rep mult -> clamped to 1.
const tkf = item('tkf', { stats: [stat(70, 100), stat(72, 4), stat(73, 4)] })
expect(buy(tkf, ctx(CHARSI))).toBe(500)
expect(sell(tkf, ctx(CHARSI))).toBe(480)
expect(repair(tkf, ctx(CHARSI))).toBe(1)
})
it('Town Portal tome prices by charges: Books row 0 CostPerCharge 50, tbk cost 250', () => {
// 3 charges: 50*3 + 250 = 400 -> Akara buy 400, sell 200.
expect(buy(item('tbk', { bookId: 0, stats: [stat(70, 3)] }), ctx(AKARA))).toBe(400)
expect(sell(item('tbk', { bookId: 0, stats: [stat(70, 3)] }), ctx(AKARA))).toBe(200)
// 20 charges: 50*20 + 250 = 1250 -> buy 1250, sell 625.
expect(buy(item('tbk', { bookId: 0, stats: [stat(70, 20)] }), ctx(AKARA))).toBe(1250)
expect(sell(item('tbk', { bookId: 0, stats: [stat(70, 20)] }), ctx(AKARA))).toBe(625)
})
it('throws when a book has no Books.txt id', () => {
expect(() => buy(item('tbk', { stats: [stat(70, 3)] }), ctx(AKARA))).toThrow(/bookId/)
})
it('starter items cost 1 for every transaction type', () => {
const hax = item('hax', { starterItem: true, stats: [stat(72, 28), stat(73, 28)] })
expect(buy(hax, ctx(CHARSI))).toBe(1)
expect(sell(hax, ctx(CHARSI))).toBe(1)
expect(repair(hax, ctx(CHARSI))).toBe(1)
expect(gamble(hax, ctx(CHARSI))).toBe(1)
})
it('quarters the sell price of ethereal items (buy unchanged)', () => {
const ssd = item('ssd', { ethereal: true, stats: [stat(72, 24), stat(73, 24)] })
// B = 72/4 = 18 -> 18*512/1024 = 9. Buy stays 67.
expect(buy(ssd, ctx(CHARSI))).toBe(67)
expect(sell(ssd, ctx(CHARSI))).toBe(9)
expect(repair(ssd, ctx(CHARSI))).toBe(0) // ethereal items are not repairable
})
it('quarters the sell price of class-specific items: am1 (abow, Class=ama) cost 2500', () => {
const am1 = item('am1', { stats: [stat(72, 40), stat(73, 40)] })
// B = 2500/4 = 625 -> 625*512/1024 = 312. Buy 2500.
expect(buy(am1, ctx(AKARA))).toBe(2500)
expect(sell(am1, ctx(AKARA))).toBe(312)
})
it('caps the sell price at Npc.txt max buy', () => {
const rin = item('rin', { quality: 4, magicPrefixId: 327 - 0, magicSuffixId: 0 })
// Chromatic (raw 327 -> compiled 326 -> id 327): multiply 1280, add 16000.
// A = 1800 + 1800*1280/1024 + 16000 = 1800 + 2250 + 16000 = 20050 -> sell 10025 -> capped 5000.
expect(tables.magicPrefixes[326]).toEqual({ name: 'Chromatic', multiply: 1280, add: 16000 })
expect(sell(rin, ctx(AKARA))).toBe(5000)
expect(sell(rin, ctx(AKARA, { difficulty: 1 }))).toBe(10025)
})
})
describe('#10107 repair', () => {
it('repairs a half-damaged ssd at Charsi: (24-12)*72/24 = 36 -> 36*128/1024 = 4', () => {
expect(repair(item('ssd', { stats: [stat(72, 12, 12), stat(73, 24)] }), ctx(CHARSI))).toBe(4)
})
it('charges the minimum 1 for a repairable item at full durability', () => {
const ssd = item('ssd', { stats: [stat(72, 24), stat(73, 24)] })
expect(isItemRepairable113c(ssd, tables)).toBe(true)
expect(repair(ssd, ctx(CHARSI))).toBe(1)
})
it('returns 0 for unrepairable items', () => {
expect(repair(item('hp1'), ctx(AKARA))).toBe(0)
expect(repair(item('ssd', { identified: false, stats: [stat(72, 1), stat(73, 24)] }), ctx(CHARSI))).toBe(0)
})
it('applies reduced prices with the 99% cap', () => {
// qui base AC 10 (maxac 11): C = 140*10/11 = 127; repair (20-10)*127/20 = 63 -> 63*128/1024 = 7.
const qui = item('qui', { stats: [stat(31, 10), stat(72, 10, 10), stat(73, 20)] })
expect(repair(qui, ctx(CHARSI))).toBe(7)
// 50%: 7 - 7*50/100 = 7 - 3 = 4
expect(repair(qui, ctx(CHARSI, { playerReducedPricesPct: 50 }))).toBe(4)
// 150% is capped to 99: 7 - 6 = 1
expect(repair(qui, ctx(CHARSI, { playerReducedPricesPct: 150 }))).toBe(1)
})
})
describe('#10107 gamble', () => {
it('rings and amulets use their gamble cost (rin 50000, amu 63000)', () => {
expect(gamble(item('rin'), ctx(AKARA, { playerLevel: 30 }))).toBe(50000)
expect(gamble(item('amu'), ctx(AKARA, { playerLevel: 30 }))).toBe(63000)
// 30% reduced prices: 50000 - 15000 = 35000; 63000 - 18900 = 44100.
expect(gamble(item('rin'), ctx(AKARA, { playerLevel: 30, playerReducedPricesPct: 30 }))).toBe(35000)
expect(gamble(item('amu'), ctx(AKARA, { playerLevel: 30, playerReducedPricesPct: 30 }))).toBe(44100)
})
it('armor bases follow the clvl formula: qui cost 140 qlvl 1; xui lvl 34 cost 30552; uui lvl 65', () => {
// clvl 1: uber/ultra weights 0; s = 140; L = 5; t = 5*250/3 = 416; f = 11/3 + 20 = 23
// (416 + 140)*23/15 = 852
expect(gamble(item('qui'), ctx(AKARA, { playerLevel: 1 }))).toBe(852)
// clvl 30: weights still 0; L = 30; t = 2500; f = 61/3 + 20 = 40; (2500 + 140)*40/15 = 7040
expect(gamble(item('qui'), ctx(AKARA, { playerLevel: 30 }))).toBe(7040)
// clvl 40: uberW = (40-34)*100/2 + 1 = 301; s = ((10000-301)*140 + 30552*301)/10000 = 1055
// t = 40*250/3 = 3333; f = 81/3 + 20 = 47; (3333 + 1055)*47/15 = 13749
expect(gamble(item('qui'), ctx(AKARA, { playerLevel: 40 }))).toBe(13749)
})
it('uses the ItemsTxt gamble cost for itemFormat 0', () => {
expect(gamble(item('qui', { itemFormat: 0 }), ctx(AKARA, { playerLevel: 40 }))).toBe(3035)
})
})
describe('#10071 repair all', () => {
it('sums the repair cost of equipped items that need it', () => {
const slots: (TransactionCostInput | null)[] = Array.from({ length: 13 }, () => null)
slots[4] = item('ssd', { stats: [stat(72, 12, 12), stat(73, 24)] }) // 4
slots[3] = item('qui', { stats: [stat(31, 10), stat(72, 10, 10), stat(73, 20)] }) // 7
slots[5] = item('buc', { stats: [stat(31, 5), stat(72, 12), stat(73, 12)] }) // full: skipped (not 1)
expect(computeRepairAllCost113c(slots, ctx(CHARSI))).toBe(11)
})
it('requires exactly 13 slots', () => {
expect(() => computeRepairAllCost113c([], ctx(CHARSI))).toThrow(/13/)
})
})
describe('fail-fast', () => {
it('throws on unknown codes and NPCs', () => {
expect(() => buy(item('zzz'), ctx(AKARA))).toThrow(/zzz/)
expect(() => buy(item('hp1'), ctx(-1))).toThrow(/Npc/)
expect(() => buy(item('rin', { quality: 4, magicPrefixId: 9999, magicSuffixId: 0 }), ctx(AKARA))).toThrow(/outside/)
})
it('fogMulDiv picks the int64 path for large values', () => {
expect(fogMulDiv113c(30, 50000, 100)).toBe(15000)
expect(fogMulDiv113c(50, 3_000_000, 100)).toBe(1_500_000)
})
})
describe('live capture cross-check (tests/fixtures/netproto/06-d2gs-vendor-buy-sell.d2cap)', () => {
// WebBotThree sold its starter tsc and isc: each 0x2A result 1 flag 3 carried stat 14 one higher
// (2 gold after both sales, from 0). Starter branch 0x6fd78ecd.
it('starter scrolls sell for exactly 1 gold', () => {
for (const npc of [AKARA, CHARSI]) {
expect(sell(item('tsc', { starterItem: true }), ctx(npc))).toBe(1)
expect(sell(item('isc', { starterItem: true }), ctx(npc))).toBe(1)
}
})
})

10
tests/ui-hud.test.ts
View File

@ -1064,16 +1064,16 @@ describe('Diablo II v1.13c UI / HUD (Issue #27)', () => {
expect(goldTextCall!.y - 7).toBeGreaterThanOrEqual(INV_GOLD_BOX_RECESS.y)
expect(goldTextCall!.y + 1).toBeLessThanOrEqual(INV_GOLD_BOX_RECESS.y + INV_GOLD_BOX_RECESS.h - 1)
// 4. Verify clicking directly on the Gold Coin Button (490, 460) triggers onDropGold
let droppedGold = 0
// 4. Verify clicking directly on the Gold Coin Button (490, 460) asks for the gold dialog (no local drop)
let goldButtonPresses = 0
expect(
inv.handleClick(490, 460, {
onDropGold: amt => {
droppedGold = amt
onGoldButton: () => {
goldButtonPresses++
},
}),
).toBe(true)
expect(droppedGold).toBe(10_000)
expect(goldButtonPresses).toBe(1)
// 5. Verify D2FontRenderer.drawText uses lining-numeral serif stack (never old-style Georgia)
const fontRenderer = new D2FontRenderer()

42
tests/unidentified-drops-identify.test.ts
View File

@ -385,47 +385,5 @@ describe('Diablo II v1.13c Unidentified Equipment Drops & Identification System'
expect(tomeItem.quantity).toBe(4)
expect(inv.gridItems.some(p => p.item.id === tomeItem.id)).toBe(true)
})
it('identifies all unidentified items across Inventory, Stash, and Horadric Cube via Deckard Cain', () => {
const inv = new InventoryPanel()
const wp = new WorldPanelsHud()
const rinBase = dropTables.getBase('rin')!
const amuBase = dropTables.getBase('amu')!
const bagUnid = itemToUiInventoryItem(makeDroppedShako('unique', 51), dropTables)
const stashUnid = itemToUiInventoryItem(
createDroppedItem(rinBase, 'rare', {
itemTypes: dropTables.itemTypes,
ilvl: 60,
dwInitSeed: 52,
itemRng: new D2Rng(52),
}),
dropTables,
)
const cubeUnid = itemToUiInventoryItem(
createDroppedItem(amuBase, 'magic', {
itemTypes: dropTables.itemTypes,
ilvl: 50,
dwInitSeed: 53,
itemRng: new D2Rng(53),
}),
dropTables,
)
inv.gridItems = [{ item: bagUnid, col: 0, row: 0 }]
wp.stashItems = [{ item: stashUnid, col: 0, row: 0 }]
wp.cubeItems = [{ item: cubeUnid, col: 0, row: 0 }]
expect(isUiItemUnidentified(bagUnid)).toBe(true)
expect(isUiItemUnidentified(stashUnid)).toBe(true)
expect(isUiItemUnidentified(cubeUnid)).toBe(true)
const count = wp.identifyAllUiItems(inv)
expect(count).toBe(3)
expect(isUiItemUnidentified(bagUnid)).toBe(false)
expect(isUiItemUnidentified(stashUnid)).toBe(false)
expect(isUiItemUnidentified(cubeUnid)).toBe(false)
expect(wp.identifyAllUiItems(inv)).toBe(0)
})
})
})

63
tests/vendor-panel-ui.test.ts
View File

@ -33,6 +33,7 @@ import {
hitTestNpcDialogOption,
resolveVendorButtonLayout,
} from '../src/client/ui/world-panels.ts'
import { openGeneratedVendorShop } from './helpers/vendor-shop-fixture.ts'
function readPngHeaderSize(buf: Uint8Array): { width: number; height: number } {
const view = new DataView(buf.buffer, buf.byteOffset, buf.byteLength)
@ -287,7 +288,7 @@ describe('Diablo II 1.13c Vendor / BuySell Panel UI Parity', () => {
const wp = new WorldPanelsHud()
const inv = new InventoryPanel()
wp.activePlayerInventory = inv
expect(wp.openVendorForNpc('Charsi', 'trade', 24, 0)).toBe(true)
openGeneratedVendorShop(wp, 'Charsi', 'trade', 24, 0)
const { ctx, font, drawImageCalls, strokeRectCalls, fontCalls } = createMockCanvasAndFont()
const assets = { ...createFakeVendorAssets(), inventory: inv }
@ -326,7 +327,7 @@ describe('Diablo II 1.13c Vendor / BuySell Panel UI Parity', () => {
const wp = new WorldPanelsHud()
const inv = new InventoryPanel()
wp.activePlayerInventory = inv
expect(wp.openVendorForNpc('Akara', 'trade', 12, 0)).toBe(true)
openGeneratedVendorShop(wp, 'Akara', 'trade', 12, 0)
// Force armor tab empty to verify 0x6fb45e5e-0x6fb45f5d tab presence guard
wp.vendorTabPlacements.armor = []
@ -349,7 +350,7 @@ describe('Diablo II 1.13c Vendor / BuySell Panel UI Parity', () => {
const wp = new WorldPanelsHud()
const inv = new InventoryPanel()
wp.activePlayerInventory = inv
expect(wp.openVendorForNpc('Gheed', 'gamble', 30, 0)).toBe(true)
openGeneratedVendorShop(wp, 'Gheed', 'gamble', 30, 0)
const { ctx, font, drawImageCalls, fontCalls } = createMockCanvasAndFont()
wp.drawLeftDockPanel(ctx, 'vendor', { ...createFakeVendorAssets(), inventory: inv }, font)
@ -367,27 +368,12 @@ describe('Diablo II 1.13c Vendor / BuySell Panel UI Parity', () => {
const inv = new InventoryPanel()
inv.gold = 50000
wp.activePlayerInventory = inv
expect(wp.openVendorForNpc('Charsi', 'trade', 24, 0)).toBe(true)
openGeneratedVendorShop(wp, 'Charsi', 'trade', 24, 0)
// Damage an equipped item so Repair All has a non-zero cost
const helm: UiInventoryItem = {
id: 'damaged-cap',
code: 'cap',
name: 'Cap',
nameZh: '帽子',
baseNameZh: '帽子',
quality: 'normal',
invFile: 'invcap',
invWidth: 2,
invHeight: 2,
allowedSlots: ['helm'],
stats: [],
identified: true,
durability: { current: 4, max: 12 },
}
inv.equipped.helm = helm
const expectedCost = wp.getRepairAllCost(inv)
expect(expectedCost).toBeGreaterThan(0)
// Repair All total is supplied by HudModel (VendorRepairAllFn over priceItem113c type 3)
const expectedCost = 1234
wp.vendorRepairAllCost = expectedCost
let repairAllCalls = 0
// Open-interval boundary check: relX = tableX (116) or tableX + 45 (161) must NOT hit
expect(wp.hitTestVendorButtonSlot(80 + 116, 60 + 390)).toBeNull()
@ -403,6 +389,9 @@ describe('Diablo II 1.13c Vendor / BuySell Panel UI Parity', () => {
},
onWaypointTeleport: () => {},
inventory: inv,
onVendorRepairAll: () => {
repairAllCalls++
},
}
// Click slot 0 (Buy) -> latches 'buy' (button frame 3, cursor frame 3)
@ -438,38 +427,37 @@ describe('Diablo II 1.13c Vendor / BuySell Panel UI Parity', () => {
),
).toBe(true)
// Click slot 3 (Repair All on Charsi) -> repairs item, clears state to 'idle', and does NOT close panel!
// Click slot 3 (Repair All on Charsi) -> sends the repair-all command, clears state to 'idle', and does NOT close panel!
wp.handleLeftDockClick('vendor', 80 + VENDOR_BUTTON_TABLE_X[3] + 20, 60 + 390, callbacks)
expect(closed).toBe(false)
expect(wp.vendorTradeState).toBe('idle')
expect(wp.getActiveVendorCursorFrame()).toBeNull()
expect(wp.pressedMomentarySlot).toBe(3)
expect(helm.durability?.current).toBe(12)
expect(repairAllCalls).toBe(1)
wp.releaseMomentaryVendorButton()
expect(wp.pressedMomentarySlot).toBeNull()
// Switch to Akara and click slot 3 (Close) -> closes panel, slot 2 (blank) is ignored
wp.openVendorForNpc('Akara', 'trade', 24, 0)
openGeneratedVendorShop(wp, 'Akara', 'trade', 24, 0, 2)
expect(wp.hitTestVendorButtonSlot(80 + VENDOR_BUTTON_TABLE_X[2] + 20, 60 + 390)).toBeNull()
wp.handleLeftDockClick('vendor', 80 + VENDOR_BUTTON_TABLE_X[3] + 20, 60 + 390, callbacks)
expect(closed).toBe(true)
})
it('auto-cycles to the next non-empty tab when buying the last item on the active tab', () => {
it('auto-cycles to the next non-empty tab when the server empties the active tab', () => {
const wp = new WorldPanelsHud()
const inv = new InventoryPanel()
inv.gold = 999999
wp.activePlayerInventory = inv
expect(wp.openVendorForNpc('Charsi', 'trade', 24, 0)).toBe(true)
openGeneratedVendorShop(wp, 'Charsi', 'trade', 24, 0)
expect(wp.activeVendorTab).toBe('armor')
// Leave only 1 non-permStore item on the armor tab and buy it
const nonPerm = wp.vendorTabPlacements.armor.find(p => !p.item.permStore && !p.item.rawItem?.permStore)
expect(nonPerm).toBeDefined()
wp.vendorTabPlacements.armor = [nonPerm!]
const res = wp.buyFromActiveVendor(nonPerm!.col, nonPerm!.row, inv, false)
expect(res.ok).toBe(true)
// The server removed the last armor item (0x9D RemoveFromShop after a buy): HudModel re-applies the
// same store without it and D2Client 0x6fb3f710 advances to the next non-empty tab.
const remaining = (['weapons1', 'weapons2', 'misc'] as const).flatMap((id, i) =>
wp.vendorTabPlacements[id].map(placement => ({ storePage: i + 2, placement })),
)
wp.setVendorShop({ npcId: 1, descriptor: wp.activeVendorDescriptor!, mode: 'trade', items: remaining })
expect(wp.vendorTabPlacements.armor).toHaveLength(0)
expect(wp.activeVendorTab).toBe('weapons1')
})
@ -642,6 +630,7 @@ describe('Diablo II 1.13c Vendor / BuySell Panel UI Parity', () => {
openedVendorMode = mode
},
onIdentifyAll: () => {},
onCancel: () => {},
},
font,
)
@ -654,7 +643,7 @@ describe('Diablo II 1.13c Vendor / BuySell Panel UI Parity', () => {
const wp = new WorldPanelsHud()
const inv = new InventoryPanel()
wp.activePlayerInventory = inv
expect(wp.openVendorForNpc('Charsi', 'trade', 10, 0)).toBe(true)
openGeneratedVendorShop(wp, 'Charsi', 'trade', 10, 0)
// Set player context: Level 10 Sorceress with 25 Str, 25 Dex
wp.setPlayerContext({
@ -860,7 +849,7 @@ describe('Diablo II 1.13c Vendor / BuySell Panel UI Parity', () => {
dex: 500,
classCode: 'sor',
})
expect(wp.openVendorForNpc('Gheed', 'gamble', 99, 0)).toBe(true)
openGeneratedVendorShop(wp, 'Gheed', 'gamble', 99, 0)
expect(wp.gamblePlacements.length).toBeGreaterThan(0)
// Even when hovering a gamble item with an empty cursor, every gamble item background must be RED

19
tools/d2-bot.ts
View File

@ -18,7 +18,10 @@
* --idle=<seconds> Stay in-game for N seconds (default: 5 for join, 60 for idle)
* --world Print ClientWorld state summary
* --capture=<out.d2cap> Write .d2cap JSONL wire capture to disk
* --scenario=<name> Scenario name for record command (town|combat|items|npc|chat|full)
* --scenario=<name> Scenario name for record command (town|combat|items|npc|chat|full, or a
* vendor scenario: inspect|vendor-open|vendor-buy-sell|vendor-repair|stash-gold|
* gamble|vendor-verify — see tools/lib/vendor-scenarios.ts)
* --report=<out.json> Write the vendor scenario report (server-driven before/after state) to disk
*/
import { randomBytes } from 'node:crypto'
@ -54,6 +57,7 @@ import {
type GameServerAdapter,
} from '../src/netproto/index.ts'
import { connectNodeTcpStream } from './lib/node-tcp-stream.ts'
import { isVendorScenario, runVendorScenario } from './lib/vendor-scenarios.ts'
import {
D2S_MAGIC,
D2S_QUEST_OFFSET,
@ -1461,7 +1465,7 @@ async function main(): Promise<void> {
}
const mapService =
cmd === 'walk'
cmd === 'walk' || (cmd === 'record' && isVendorScenario(scenario))
? await MapService.fromPackedDir(resolve(ROOT_DIR, 'public/act-packs/tiles'))
: null
@ -1515,8 +1519,19 @@ async function main(): Promise<void> {
if (cmd === 'record') {
console.log(`[d2-bot] Running scenario="${scenario}"...`)
if (isVendorScenario(scenario)) {
if (!mapService) throw new Error('vendor scenarios require the MapService')
const report = await runVendorScenario(scenario, world, adapter, mapService)
console.log(`[d2-bot] vendor report: ${JSON.stringify(report)}`)
if (typeof flags.report === 'string') {
const reportPath = resolve(flags.report)
mkdirSync(dirname(reportPath), { recursive: true })
writeFileSync(reportPath, JSON.stringify({ scenario, account: '<redacted>', character: charName, report }, null, 2))
}
} else {
await runInGameScenario(scenario, world, adapter)
}
}
const defaultIdleSec = cmd === 'idle' ? 60 : cmd === 'record' ? 6 : 5
const idleSec =

426
tools/lib/vendor-scenarios.ts Normal file
View File

@ -0,0 +1,426 @@
/**
* Scripted vendor / stash / gamble scenarios for `tools/d2-bot.ts record --scenario=<name>`.
*
* Every state change printed here comes from server packets applied to `ClientWorld`
* (stat 14 / 15, 0x9C/0x9D item events, 0x2A NpcTransaction). Nothing is mutated locally.
*
* Scenarios:
* inspect print self / inventory / town NPC + object list (read-only)
* vendor-open Charsi: 0x13 -> 0x2F -> 0x38 action 1 (trade) -> 0x30 (fixture 05)
* vendor-buy-sell Akara: sell an inventory item, buy the cheapest affordable item, sell it back,
* attempt an unaffordable buy (fixture 06)
* vendor-repair Charsi: single-item repair + repair-all (fixture 07)
* stash-gold stash: deposit 1 / withdraw 1 / withdraw more than the bank holds / close (fixture 08)
* gamble Gheed: 0x38 action 2, attempt a gamble purchase (fixture 09)
* vendor-verify reversible end-to-end run: open shop, buy, sell back, repair, deposit 1, withdraw 1
*/
import type { MapService } from '../../src/client/map/map-service.ts'
import { findPathWorld } from '../../src/client/motion/pathfind.ts'
import { priceItem113c } from '../../src/client/ui-model/transaction-cost-input.ts'
import type { ClientWorld } from '../../src/client/world/client-world.ts'
import type { ClientUnit } from '../../src/client/world/client-unit.ts'
import {
ClickButtonId,
unitTypeToId,
type ClientCommand,
type GameServerAdapter,
type ItemData,
type ServerEvent,
} from '../../src/netproto/index.ts'
/** monstats.txt hcIdx of the Act 1 town NPCs used here. */
export const NPC_CLASS = {
Gheed: 147,
Akara: 148,
Charsi: 154,
} as const
/** objects.txt id 267 = bank (stash); D2Game 0x6fc917e0 requires interact state 2 with this class. */
export const OBJECT_CLASS_STASH = 267
const sleep = (ms: number): Promise<void> => new Promise((r) => setTimeout(r, ms))
export const VENDOR_SCENARIOS = [
'inspect',
'vendor-open',
'vendor-buy-sell',
'vendor-repair',
'stash-gold',
'gamble',
'vendor-verify',
] as const
export function isVendorScenario(s: string): s is (typeof VENDOR_SCENARIOS)[number] {
return (VENDOR_SCENARIOS as readonly string[]).includes(s)
}
interface Ctx {
readonly world: ClientWorld
readonly map: MapService
/** Predicted own position (the server does not echo our own walk hops). */
pos: { x: number; y: number }
readonly adapter: GameServerAdapter
readonly log: (msg: string) => void
readonly tx: Array<Extract<ServerEvent, { type: 'NpcTransaction' }>>
readonly report: Record<string, unknown>
}
/** Sends a command and applies its local side effects to ClientWorld, like OnlineSession does. */
function send(ctx: Ctx, cmd: ClientCommand): void {
ctx.adapter.send(cmd)
ctx.world.noteOutgoingCommand(cmd)
}
function fmtItem(it: ItemData): string {
return `#${it.id} ${it.code} q=${it.quality ?? '-'} loc=${it.location} page=${it.storePage} grid=(${it.gridX},${it.gridY}) act=0x${it.action.toString(16)}`
}
function dist(world: ClientWorld, u: ClientUnit, from?: { x: number; y: number }): number {
const p = from ?? world.self
return Math.hypot(u.x - p.x, u.y - p.y)
}
function findUnit(world: ClientWorld, kind: 'monster' | 'object', classId: number): ClientUnit {
const units = world.getUnitsByType(kind).filter((u) => u.classId === classId && u.x > 0 && u.y > 0)
if (units.length === 0) {
throw new Error(`no ${kind} with class ${classId} visible (area=${world.areaId})`)
}
units.sort((a, b) => dist(world, a) - dist(world, b))
return units[0]!
}
async function walkTo(ctx: Ctx, kind: 'monster' | 'object', u: ClientUnit, within = 4): Promise<void> {
if (dist(ctx.world, u, ctx.pos) <= within) return
if (!(await walkToPoint(ctx, u.x, u.y, within))) {
throw new Error(`no path to ${kind} #${u.id} (class ${u.classId}) from (${ctx.pos.x},${ctx.pos.y})`)
}
ctx.log(`walked to (${ctx.pos.x},${ctx.pos.y}); ${kind} #${u.id} dist=${dist(ctx.world, u, ctx.pos).toFixed(1)}`)
}
function activeView(ctx: Ctx) {
return ctx.map.getActiveLevelView() ?? ctx.map.getLevelView(ctx.world.areaId || 1, 'all', true)
}
/** Walks along a MapService path in <= 3 sub-tile hops; returns false when no path exists. */
async function walkToPoint(ctx: Ctx, tx: number, ty: number, within: number): Promise<boolean> {
const view = activeView(ctx)
const res = findPathWorld(view, ctx.pos.x, ctx.pos.y, tx, ty, {
smooth: true,
nearestTargetRadius: within,
maxExpandedNodes: 32768,
})
if (res.path.length < 2) return false
for (const wp of res.path.slice(1)) {
// Subdivide into <= 3 sub-tile hops like the real client's short click-moves.
const d = Math.hypot(wp.x - ctx.pos.x, wp.y - ctx.pos.y)
const n = Math.max(1, Math.ceil(d / 3))
const sx = ctx.pos.x
const sy = ctx.pos.y
for (let i = 1; i <= n; i++) {
const hx = Math.round(sx + ((wp.x - sx) * i) / n)
const hy = Math.round(sy + ((wp.y - sy) * i) / n)
const hd = Math.hypot(hx - ctx.pos.x, hy - ctx.pos.y)
if (hd < 0.5) continue
send(ctx, { type: 'Move', run: true, to: { x: hx, y: hy } })
await sleep(Math.max(150, Math.ceil(hd * 140)))
ctx.world.tick()
ctx.pos = { x: hx, y: hy }
}
}
return true
}
/**
* Units are only visible near the player. When `classId` is not in view, walk to
* walkable town cells (coarse grid, farthest from everything visited first) until it shows up.
*/
async function seekUnit(ctx: Ctx, kind: 'monster' | 'object', classId: number, maxLegs = 10): Promise<ClientUnit> {
const visible = () => ctx.world.getUnitsByType(kind).some(u => u.classId === classId && u.x > 0 && u.y > 0)
const view = activeView(ctx)
const visited: Array<{ x: number; y: number }> = [{ ...ctx.pos }]
const STEP = 10
const SPREAD = 25
for (let leg = 0; leg < maxLegs && !visible(); leg++) {
const cands: Array<{ x: number; y: number; d: number }> = []
for (let ly = 2; ly < view.subHeight - 2; ly += STEP) {
for (let lx = 2; lx < view.subWidth - 2; lx += STEP) {
if (view.walkable[ly * view.subWidth + lx] !== 1) continue
const x = view.subOriginX + lx
const y = view.subOriginY + ly
if (visited.some(v => Math.hypot(v.x - x, v.y - y) < SPREAD)) continue
cands.push({ x, y, d: Math.min(...visited.map(v => Math.hypot(v.x - x, v.y - y))) })
}
}
cands.sort((a, b) => b.d - a.d)
const next = cands[0]
if (!next) break
visited.push(next)
ctx.log(`seek ${kind} class ${classId}: leg ${leg} -> (${next.x},${next.y}) view=${view.subWidth}x${view.subHeight}`)
if (!(await walkToPoint(ctx, next.x, next.y, 2))) leg--
await sleep(400)
}
return findUnit(ctx.world, kind, classId)
}
async function waitFor(ctx: Ctx, pred: () => boolean, timeoutMs: number, what: string): Promise<boolean> {
const end = Date.now() + timeoutMs
while (Date.now() < end) {
if (pred()) return true
await sleep(100)
}
ctx.log(`timeout waiting for ${what}`)
return false
}
async function waitTx(ctx: Ctx, fromIndex: number, timeoutMs = 3000): Promise<Extract<ServerEvent, { type: 'NpcTransaction' }> | null> {
const ok = await waitFor(ctx, () => ctx.tx.length > fromIndex, timeoutMs, '0x2A NpcTransaction')
if (!ok) return null
// Let the trailing 0x9C/0x9D/stat packets of the same transaction arrive.
await sleep(600)
return ctx.tx[fromIndex]!
}
function snapshot(ctx: Ctx, label: string): Record<string, unknown> {
const s = {
gold: ctx.world.self.gold,
stashGold: ctx.world.self.stashGold,
level: ctx.world.self.level,
inventory: ctx.world.containers.inventory.size,
shop: ctx.world.containers.shop.size,
}
ctx.log(`[${label}] gold=${s.gold} stash=${s.stashGold} clvl=${s.level} inv=${s.inventory} shop=${s.shop}`)
return s
}
async function openNpc(ctx: Ctx, npcClass: number): Promise<ClientUnit> {
const npc = await seekUnit(ctx, 'monster', npcClass)
ctx.log(`npc class=${npcClass} id=${npc.id} at (${npc.x},${npc.y}) dist=${dist(ctx.world, npc).toFixed(1)}`)
await walkTo(ctx, 'monster', npc)
const target = { unitType: unitTypeToId('monster'), id: npc.id }
send(ctx, { type: 'Interact', target })
await sleep(700)
send(ctx, { type: 'NpcInit', target })
await sleep(700)
return npc
}
async function closeNpc(ctx: Ctx, npc: ClientUnit): Promise<void> {
send(ctx, { type: 'NpcCancel', target: { unitType: unitTypeToId('monster'), id: npc.id } })
await sleep(800)
ctx.log(`closed npc #${npc.id}; shop items left in ClientWorld=${ctx.world.containers.shop.size}`)
}
async function openShop(ctx: Ctx, npc: ClientUnit, gamble: boolean): Promise<readonly ItemData[]> {
const before = ctx.world.containers.shop.size
send(ctx, gamble ? { type: 'NpcOpenGamble', npcId: npc.id } : { type: 'NpcOpenTrade', npcId: npc.id })
await waitFor(ctx, () => ctx.world.containers.shop.size > before, 4000, 'shop items')
await sleep(1200)
const items = [...ctx.world.containers.shop.values()]
ctx.log(`${gamble ? 'gamble' : 'trade'} shop opened: ${items.length} items`)
const pages = new Map<number, number>()
for (const it of items) pages.set(it.storePage, (pages.get(it.storePage) ?? 0) + 1)
ctx.log(` storePage histogram: ${[...pages].map(([p, n]) => `${p}:${n}`).join(' ')}`)
for (const it of items.slice(0, 80)) ctx.log(` shop ${fmtItem(it)}`)
return items
}
function sellCandidate(world: ClientWorld): ItemData | undefined {
// Inventory items only (dwMode 0 = stored); never equipped gear or belt potions.
return [...world.containers.inventory.values()].sort((a, b) => a.id - b.id)[0]
}
async function sell(ctx: Ctx, npc: ClientUnit, item: ItemData, label: string): Promise<void> {
const g0 = ctx.world.self.gold
const i = ctx.tx.length
ctx.log(`${label}: sell ${fmtItem(item)}`)
send(ctx, { type: 'NpcSell', npcId: npc.id, itemId: item.id, itemMode: 0, cost: 1 })
const t = await waitTx(ctx, i)
ctx.log(`${label}: result=${t?.result} flag=${t?.flag} itemId=0x${(t?.itemId ?? 0).toString(16)} gold@11=${t?.gold} | stat14 ${g0} -> ${ctx.world.self.gold} (Δ${ctx.world.self.gold - g0}) stillInInv=${ctx.world.containers.inventory.has(item.id)}`)
ctx.report[label] = { item: item.code, result: t?.result, flag: t?.flag, goldBefore: g0, goldAfter: ctx.world.self.gold }
}
async function buy(
ctx: Ctx,
npc: ClientUnit,
item: ItemData,
opts: { gamble: boolean; shiftFill: boolean; cost: number },
label: string,
): Promise<number | undefined> {
const g0 = ctx.world.self.gold
const inv0 = new Set(ctx.world.containers.inventory.keys())
const belt0 = new Set(ctx.world.containers.belt.keys())
const i = ctx.tx.length
ctx.log(`${label}: buy ${fmtItem(item)} gamble=${opts.gamble} shift=${opts.shiftFill} cost=${opts.cost}`)
send(ctx, { type: 'NpcBuy', npcId: npc.id, itemId: item.id, itemMode: 0, ...opts })
const t = await waitTx(ctx, i)
const newInv = [...ctx.world.containers.inventory.values()].filter((x) => !inv0.has(x.id))
const newBelt = [...ctx.world.containers.belt.values()].filter((x) => !belt0.has(x.id))
ctx.log(`${label}: result=${t?.result} flag=${t?.flag} itemId=0x${(t?.itemId ?? 0).toString(16)} gold@11=${t?.gold} | stat14 ${g0} -> ${ctx.world.self.gold} (Δ${ctx.world.self.gold - g0}) newInv=[${newInv.map(fmtItem).join('; ')}] newBelt=${newBelt.length}`)
ctx.report[label] = { item: item.code, result: t?.result, flag: t?.flag, goldBefore: g0, goldAfter: ctx.world.self.gold, newInv: newInv.map((x) => x.id) }
return newInv[0]?.id
}
async function stashGold(ctx: Ctx, button: number, amount: number, label: string): Promise<void> {
const g0 = ctx.world.self.gold
const s0 = ctx.world.self.stashGold
send(ctx, { type: 'ClickButton', buttonId: button, amount })
await sleep(1500)
ctx.log(`${label}: 0x4F 0x${button.toString(16)} amount=${amount} | gold ${g0} -> ${ctx.world.self.gold}, stash ${s0} -> ${ctx.world.self.stashGold}`)
ctx.report[label] = { amount, goldBefore: g0, goldAfter: ctx.world.self.gold, stashBefore: s0, stashAfter: ctx.world.self.stashGold }
}
async function openStash(ctx: Ctx): Promise<void> {
const stash = findUnit(ctx.world, 'object', OBJECT_CLASS_STASH)
ctx.log(`stash object id=${stash.id} at (${stash.x},${stash.y}) dist=${dist(ctx.world, stash).toFixed(1)}`)
await walkTo(ctx, 'object', stash, 3)
send(ctx, { type: 'Interact', target: { unitType: unitTypeToId('object'), id: stash.id } })
await sleep(1500)
}
function damagedEquipped(world: ClientWorld): ItemData | undefined {
for (const it of world.containers.equipment.values()) {
if (it.curDurability !== undefined && it.maxDurability !== undefined && it.curDurability < it.maxDurability) return it
}
return undefined
}
export async function runVendorScenario(
scenario: (typeof VENDOR_SCENARIOS)[number],
world: ClientWorld,
adapter: GameServerAdapter,
map: MapService,
): Promise<Record<string, unknown>> {
const tx: Ctx['tx'] = []
const off = adapter.onEvent((ev) => {
if (ev.type === 'NpcTransaction') tx.push(ev)
})
const ctx: Ctx = {
world,
adapter,
map,
pos: { x: world.self.x, y: world.self.y },
tx,
report: {},
log: (m) => console.log(`[vendor] ${m}`),
}
const offPos = adapter.onEvent((ev) => {
// Server-authoritative corrections of our own position.
if (ev.type === 'UnitReassign' && ev.unitType === 'player' && ev.id === world.selfId) ctx.pos = { x: ev.at.x, y: ev.at.y }
})
try {
await sleep(1500)
ctx.report.before = snapshot(ctx, 'before')
ctx.log(`area=${world.areaId} act=${world.act} self=(${world.self.x},${world.self.y})`)
if (scenario === 'inspect') {
for (const it of world.containers.inventory.values()) ctx.log(`inv ${fmtItem(it)}`)
for (const it of world.containers.equipment.values()) {
ctx.log(`eq ${fmtItem(it)} dur=${it.curDurability}/${it.maxDurability} bodyLoc=${it.bodyLoc}`)
}
for (const it of world.containers.belt.values()) ctx.log(`belt ${fmtItem(it)}`)
for (const u of world.getUnitsByType('monster')) ctx.log(`npc #${u.id} class=${u.classId} at (${u.x},${u.y})`)
for (const u of world.getUnitsByType('object')) ctx.log(`obj #${u.id} class=${u.classId} at (${u.x},${u.y})`)
} else if (scenario === 'vendor-open') {
const npc = await openNpc(ctx, NPC_CLASS.Charsi)
const items = await openShop(ctx, npc, false)
ctx.report.shopItems = items.length
await closeNpc(ctx, npc)
} else if (scenario === 'vendor-buy-sell' || scenario === 'vendor-verify') {
const npc = await openNpc(ctx, NPC_CLASS.Akara)
const items = await openShop(ctx, npc, false)
ctx.report.shopItems = items.length
if (scenario === 'vendor-buy-sell') {
// Starter items are the only natural gold source in town for a fresh character.
let n = 0
for (let cand = sellCandidate(world); cand && n < 2; cand = sellCandidate(world), n++) {
await sell(ctx, npc, cand, `sell-starter-${n}`)
}
}
// Cheapest consumable by code family that the server can price (hp1 / mp1 / tsc / isc).
const prefer = ['hp1', 'mp1', 'isc', 'tsc', 'hp2', 'mp2']
const target = prefer.map((c) => items.find((it) => it.code === c)).find((x) => x !== undefined)
if (target) {
// Display price from the 1.13c #10107 port; D2Game ignores the cost field (0x6fcdf200).
const price = priceItem113c(world, target, 0, NPC_CLASS.Akara)
ctx.report.buyPrice = { item: target.code, price, goldBefore: world.self.gold }
ctx.log(`buy price of ${target.code} at Akara (1.13c port) = ${price}, gold=${world.self.gold}`)
const boughtId = await buy(ctx, npc, target, { gamble: false, shiftFill: false, cost: price }, 'buy')
if (boughtId !== undefined) {
const bought = world.containers.inventory.get(boughtId)
if (bought) await sell(ctx, npc, bought, 'sell-back')
}
} else {
ctx.log('no consumable on the shelf to buy')
}
if (scenario === 'vendor-buy-sell') {
const pricey = items.filter((it) => it.code !== target?.code).sort((a, b) => b.id - a.id)[0]
if (pricey) await buy(ctx, npc, pricey, { gamble: false, shiftFill: false, cost: 1 }, 'buy-unaffordable')
if (target) await buy(ctx, npc, target, { gamble: false, shiftFill: true, cost: 1 }, 'buy-shift')
}
await closeNpc(ctx, npc)
if (scenario === 'vendor-verify') {
const smith = await openNpc(ctx, NPC_CLASS.Charsi)
await openShop(ctx, smith, false)
const dmg = damagedEquipped(world)
const i = ctx.tx.length
if (dmg) {
const cur = dmg.curDurability!
adapter.send({ type: 'NpcRepairItem', npcId: smith.id, itemId: dmg.id, itemMode: 1, durability: cur })
} else {
adapter.send({ type: 'NpcRepairAll', npcId: smith.id })
}
const t = await waitTx(ctx, i)
ctx.log(`repair(${dmg ? 'item' : 'all'}): result=${t?.result} flag=${t?.flag} gold=${world.self.gold}`)
ctx.report.repair = { kind: dmg ? 'item' : 'all', result: t?.result, flag: t?.flag }
await closeNpc(ctx, smith)
await openStash(ctx)
await stashGold(ctx, ClickButtonId.DepositGold, 1, 'deposit-1')
await stashGold(ctx, ClickButtonId.WithdrawGold, 1, 'withdraw-1')
adapter.send({ type: 'ClickButton', buttonId: ClickButtonId.CloseStash, amount: 0 })
await sleep(800)
}
} else if (scenario === 'vendor-repair') {
const npc = await openNpc(ctx, NPC_CLASS.Charsi)
await openShop(ctx, npc, false)
const dmg = damagedEquipped(world)
const eq = dmg ?? [...world.containers.equipment.values()][0]
if (eq) {
if (eq.curDurability === undefined) throw new Error(`equipped ${eq.code} has no durability`)
const cur = eq.curDurability
const i = ctx.tx.length
ctx.log(`repair-item ${fmtItem(eq)} durability=${cur} damaged=${dmg !== undefined}`)
adapter.send({ type: 'NpcRepairItem', npcId: npc.id, itemId: eq.id, itemMode: 1, durability: cur })
const t = await waitTx(ctx, i)
ctx.log(`repair-item: result=${t?.result} flag=${t?.flag} gold=${world.self.gold}`)
ctx.report.repairItem = { item: eq.code, damaged: dmg !== undefined, result: t?.result, flag: t?.flag }
}
await sleep(2100) // D2Client throttles repair-all to one request per 2000 ms
const i = ctx.tx.length
adapter.send({ type: 'NpcRepairAll', npcId: npc.id })
const t = await waitTx(ctx, i)
ctx.log(`repair-all: result=${t?.result} flag=${t?.flag} gold=${world.self.gold}`)
ctx.report.repairAll = { result: t?.result, flag: t?.flag }
await closeNpc(ctx, npc)
} else if (scenario === 'stash-gold') {
await openStash(ctx)
await stashGold(ctx, ClickButtonId.DepositGold, 1, 'deposit-1')
await stashGold(ctx, ClickButtonId.WithdrawGold, 1, 'withdraw-1')
await stashGold(ctx, ClickButtonId.WithdrawGold, world.self.stashGold + 1, 'withdraw-more-than-bank')
adapter.send({ type: 'ClickButton', buttonId: ClickButtonId.CloseStash, amount: 0 })
await sleep(1000)
} else if (scenario === 'gamble') {
const npc = await openNpc(ctx, NPC_CLASS.Gheed)
const items = await openShop(ctx, npc, true)
ctx.report.shopItems = items.length
const pick = items.find((it) => it.code === 'rin') ?? items[0]
if (pick) await buy(ctx, npc, pick, { gamble: true, shiftFill: false, cost: 1 }, 'gamble-buy')
await closeNpc(ctx, npc)
}
ctx.report.after = snapshot(ctx, 'after')
ctx.report.tx = tx.map((t) => ({ result: t.result, flag: t.flag, itemId: t.itemId, gold: t.gold }))
return ctx.report
} finally {
off()
offPos()
}
}