const WebSocket = require('ws')

const room = 'QA' + Math.floor(Math.random() * 1000)
const base = 'ws://127.0.0.1:3000/ws?room=' + room

function connect(name) {
  return new Promise((resolve, reject) => {
    const ws = new WebSocket(base)
    const messages = []
    ws.on('message', (data) => {
      const msg = JSON.parse(data.toString())
      messages.push(msg)
      console.log(`[${name}]`, msg.type, msg.type === 'game_state' ? ` turn=${msg.turn_team}` : '')
      if (msg.type === 'joined') {
        resolve({ ws, messages, team: msg.team })
      }
    })
    ws.on('open', () => console.log(`[${name}] open`))
    ws.on('error', (e) => { console.error(`[${name}] error`, e.message); reject(e) })
    ws.on('close', (code) => console.log(`[${name}] close`, code))
  })
}

async function waitFor(condFn, timeout = 5000) {
  const start = Date.now()
  while (!condFn()) {
    if (Date.now() - start > timeout) throw new Error('Timeout waiting')
    await new Promise(r => setTimeout(r, 50))
  }
}

;(async () => {
  const p1 = await connect('p1')
  await waitFor(() => p1.messages.some(m => m.type === 'waiting'))
  const p2 = await connect('p2')
  await waitFor(() => p2.messages.some(m => m.type === 'joined'))
  await waitFor(() => p1.messages.some(m => m.type === 'game_state'))
  const state = p1.messages.find(m => m.type === 'game_state')
  console.log('Game state', state)

  const turn = state.turn_team
  const turnPlayer = turn === p1.team ? p1 : p2
  turnPlayer.ws.send(JSON.stringify({ type: 'throw', broom_x: 0.5, broom_y: 39, weight: 7, curl: 1, friction: 1.0 }))
  await waitFor(() => p1.messages.some(m => m.type === 'trajectory'), 15000)
  await waitFor(() => p1.messages.slice(-1)[0]?.type === 'game_state', 15000)
  console.log('Final state after throw:', p1.messages.slice(-1)[0])
  p1.ws.close()
  p2.ws.close()
  process.exit(0)
})().catch(err => {
  console.error(err)
  process.exit(1)
})