// 已读取AGENTS.md
import * as fs from 'fs';
import * as path from 'path';

/**
 * 大神 LBS 即时匹配与接单心跳闸门：
 * - companions 必须持久化最近坐标与 last_active_at；
 * - 匹配只取真实注册、审核通过、接单中、10 分钟内有心跳的大神；
 * - 带用户坐标时按 Haversine 距离过滤 5km 并升序；
 * - 大神页前台必须持续心跳，首页即时匹配必须走服务端匹配接口。
 */
describe('大神 LBS 即时匹配与接单心跳', () => {
  const root = path.resolve(__dirname, '../../');
  const read = (rel: string) => fs.readFileSync(path.join(root, rel), 'utf-8');
  const mysql = read('server/src/db/mysql.ts');
  const repo = read('server/src/db/repository.ts');
  const indexCode = read('server/src/index.ts');
  const api = read('pwuniapp/common/api.js');
  const heartbeat = read('pwuniapp/common/expert-heartbeat.js');
  const home = read('pwuniapp/pages/index/index.vue');
  const workspace = read('pwuniapp/pages/expert/workspace.vue');
  const hall = read('pwuniapp/pages/expert/hall.vue');
  const radar = read('pwuniapp/pages/expert/radar.vue');

  it('companions 表必须有坐标、最后活跃时间与匹配索引', () => {
    expect(mysql).toContain('latitude DECIMAL(10,7) DEFAULT NULL');
    expect(mysql).toContain('longitude DECIMAL(10,7) DEFAULT NULL');
    expect(mysql).toContain('last_active_at DATETIME DEFAULT NULL');
    expect(mysql).toContain("ALTER TABLE companions ADD COLUMN latitude");
    expect(mysql).toContain("['companions', 'idx_comp_active', 'status, last_active_at']");
  });

  it('匹配仓储必须只取真实注册、审核通过、接单中且 10 分钟内有心跳的大神', () => {
    expect(repo).toContain('async matchCompanions(');
    expect(repo).toContain('user_id IS NOT NULL AND user_id > 0');
    expect(repo).toContain("audit_status = '已通过'");
    expect(repo).toContain("status = '接单中'");
    expect(repo).toContain('last_active_at >= DATE_SUB(NOW(), INTERVAL 10 MINUTE)');
    expect(repo).toContain('haversineKm(fromLat, fromLng');
    expect(repo).toContain('distanceText');
    expect(repo).toContain('async updateCompanionHeartbeat(');
    // 接单中切换时立即刷新活跃时间
    expect(repo).toContain("fields.push('last_active_at = NOW()')");
  });

  it('匹配接口必须在详情路由之前注册，心跳接口必须鉴权', () => {
    const matchIdx = indexCode.indexOf("app.get('/api/companions/match'");
    const detailIdx = indexCode.indexOf("app.get('/api/companions/:id'");
    expect(matchIdx).toBeGreaterThan(-1);
    expect(detailIdx).toBeGreaterThan(matchIdx);
    expect(indexCode).toContain("app.post('/api/companions/heartbeat'");
    expect(indexCode).toContain("'大神接单心跳'");
    expect(indexCode).toContain('repo.matchCompanions({');
    expect(indexCode).toContain('repo.updateCompanionHeartbeat(');
  });

  it('客户端必须提供匹配与心跳 API，且不返回精确坐标', () => {
    expect(api).toContain('export async function matchCompanions');
    expect(api).toContain('export async function sendCompanionHeartbeat');
    expect(api).toContain('/companions/match?');
    expect(api).toContain("http.post('/companions/heartbeat'");
    expect(api).toContain('distanceText: c.distanceText');
  });

  it('大神工作台/大厅/雷达前台必须启动心跳，离开时停止', () => {
    expect(heartbeat).toContain('export function startHeartbeat');
    expect(heartbeat).toContain('export function stopHeartbeat');
    expect(heartbeat).toContain('sendCompanionHeartbeat');
    for (const page of [workspace, hall, radar]) {
      expect(page).toContain('startHeartbeat()');
      expect(page).toContain('stopHeartbeat()');
    }
  });

  it('首页即时匹配必须调用服务端匹配接口并展示真实距离', () => {
    expect(home).toContain('matchCompanions({ ...(pos || {}), radius: 5, limit: 20 })');
    expect(home).toContain('getUserLocation');
    expect(home).toContain('distanceText');
    expect(home).toContain('暂无可匹配的接单大神');
  });
});