/**
 * Run the co-op relay.
 *
 * This is the whole of "the server": it forwards bytes between the connected
 * peers and knows nothing about the game. Everything that decides who wins a
 * fight happens in the two browsers.
 *
 * Usage: node scripts/net-server.ts [port]
 */
import { startRelay } from './net-relay.ts'

const port = Number(process.argv[2] ?? '8787')
const relay = await startRelay(Number.isFinite(port) ? port : 8787)
console.log(`relay listening on ${relay.url}`)
console.log('open two pages with ?ws=' + relay.url + '&peer=0 and &peer=1')

const stop = async (): Promise<void> => {
  await relay.close()
  process.exit(0)
}
process.on('SIGINT', () => { void stop() })
process.on('SIGTERM', () => { void stop() })