// ============================================================
// test_bot_chess_api_smoke.js —— bot_chess HTTP 冒烟集成测试
// 运行：node dev_test_scripts/integration/test_bot_chess_api_smoke.js
//
// 临时起一个 express 实例，真实绑定 thought_lab 全部路由（含 bot_chess
// bindPublicRoutes 公开路由），验证：鉴权穿透、建赛、state、走子、
// 非法走子错误码、轮次保护、MD 日志、删除。全程不碰 8976/8977 端口。
// ============================================================
const express = require('express')
const http = require('http')
const thoughtLab = require('../../src/server/thought_lab')

const COOKIE = 'nav_gate=1'
let passed = 0, failed = 0

const app = express()
app.use(express.json())
thoughtLab.bindRoutes(app)

const server = http.createServer(app)

async function req(method, path, body) {
  const opts = { method, headers: { Cookie: COOKIE } }
  if (body !== undefined) {
    opts.headers['Content-Type'] = 'application/json'
    opts.body = JSON.stringify(body)
  }
  const resp = await fetch(`http://127.0.0.1:${server.address().port}${path}`, opts)
  let data = null
  try { data = await resp.json() } catch (e) { data = null }
  return { status: resp.status, data }
}

const ok = (name) => { passed++; console.log('  ✔ ' + name) }
const bad = (name, e) => { failed++; console.log('  ✘ ' + name + ' —— ' + (e || 'fail')) }
const chk = (cond, msg) => { if (!cond) throw new Error(msg) }

const main = async () => {
  await new Promise(res => server.listen(0, res))

  // 1) lab 列表包含 bot_chess（首页页签渲染）
  {
    const r = await req('GET', '/api/thought_lab/labs')
    chk(r.data && r.data.ok, 'labs 接口不 ok')
    const lab = (r.data.labs || []).find(l => l.id === 'bot_chess')
    chk(!!lab, '列表无 bot_chess')
    ok('lab 列表包含 bot_chess（' + lab.name + '）')
  }

  // 2) 创建比赛
  let matchId = 0, redToken = '', blackToken = ''
  {
    const r = await req('POST', '/api/thought_lab/bot_chess/matches', {
      title: '冒烟测试', red_bot: '红Bot', black_bot: '黑Bot', best_of: 1
    })
    chk(r.data && r.data.ok, '创建比赛失败：' + JSON.stringify(r.data))
    chk(r.data.match_id > 0, '无 match_id')
    chk(r.data.red_token && r.data.black_token, '未返回 token')
    matchId = r.data.match_id
    redToken = r.data.red_token
    blackToken = r.data.black_token
    ok(`创建比赛 #${matchId}（红/黑 token 已签发）`)
  }

  // 3) 未开局时走子 → MATCH_NOT_STARTED
  {
    const r = await req('POST', `/api/thought_lab/bot_chess/matches/${matchId}/moves`, { move: 'h2-e2', side: 'red' })
    chk(r.status === 400 && r.data.code === 'MATCH_NOT_STARTED', '未开局应拒绝走子：' + JSON.stringify(r.data))
    ok('未开局走子被拒（MATCH_NOT_STARTED）')
  }

  // 4) 开局
  {
    const r = await req('POST', `/api/thought_lab/bot_chess/matches/${matchId}/start`)
    chk(r.data && r.data.ok, '开局失败')
    ok('开局成功')
  }

  // 5) 红方合法走子 h2-e2
  {
    const r = await req('POST', `/api/thought_lab/bot_chess/matches/${matchId}/moves`, { move: 'h2e2', side: 'red' })
    chk(r.data && r.data.ok && r.data.accepted, '红方 h2e2 应被接受：' + JSON.stringify(r.data))
    ok('红方 h2e2 合法走子被接受')
  }

  // 6) 轮次保护：红方再次走子 → NOT_YOUR_TURN
  {
    const r = await req('POST', `/api/thought_lab/bot_chess/matches/${matchId}/moves`, { move: 'b0c2', side: 'red' })
    chk(r.data && r.data.code === 'NOT_YOUR_TURN', '轮次保护失效：' + JSON.stringify(r.data))
    ok('红方连走被拒（NOT_YOUR_TURN）')
  }

  // 7) 非法走子：黑马斜走 b9c8（马走日，斜线非法）→ 400 + 错误码
  {
    const r = await req('POST', `/api/thought_lab/bot_chess/matches/${matchId}/moves`, { move: 'b9c8', side: 'black' })
    chk(r.status === 400 && r.data.code === 'ILLEGAL_MOVE', '非法走子应 400+code：' + JSON.stringify(r.data))
    ok('非法走子返回 400 + ILLEGAL_MOVE')
  }

  // 8) bot token 鉴权：裸 token 走子/查状态
  {
    const r = await req('GET', `/api/thought_lab/bot_chess/matches/${matchId}/state`)
    chk(r.data && r.data.ok, 'state 失败')
    chk(r.data.board && r.data.board.fen.includes(' '), 'state 无 FEN')
    chk(r.data.game && (r.data.game.side_to_move === 'red' || r.data.game.side_to_move === 'black'), 'state 无 side_to_move')
    ok('state 接口返回局面（FEN/棋盘/turn/side_to_move）')
  }

  // 9) 黑方合法走子 + 状态推进
  {
    const r = await req('POST', `/api/thought_lab/bot_chess/matches/${matchId}/moves`, { move: 'h9g7', side: 'black' })
    chk(r.data && r.data.ok, '黑方 h9g7 应接受：' + JSON.stringify(r.data))
    ok('黑方 h9g7 合法走子被接受')
  }

  // 10) MD 日志可导出
  {
    const resp = await fetch(`http://127.0.0.1:${server.address().port}/api/thought_lab/bot_chess/matches/${matchId}/log.md`, { headers: { Cookie: COOKIE } })
    const md = await resp.text()
    chk(resp.status === 200 && md.includes('机器人象棋 比赛日志'), 'MD 日志异常')
    chk(md.includes('h2'), 'MD 日志应包含着法 h2')
    ok('MD 日志导出成功（含着法记录）')
  }

  // 11) 清理
  {
    const r = await req('DELETE', `/api/thought_lab/bot_chess/matches/${matchId}`)
    chk(r.data && r.data.ok, '删除失败')
    // token 不应再被识别
    const r2 = await req('POST', `/api/thought_lab/bot_chess/matches/${matchId}/moves`, { move: 'h2e2', side: 'red' })
    chk(r2.status === 404 || !r2.data.ok, '删除后仍可访问')
    ok('比赛删除成功')
  }

  server.close()
  console.log(`\n结果：${passed} 通过 / ${failed} 失败`)
  process.exit(failed ? 1 : 0)
}

main().catch(e => { console.error('冒烟测试异常：', e); server && server.close(); process.exit(1) })