const express = require('express');
const router = express.Router();
const roomStore = require('../store/roomStore');

// POST /api/srs/on_publish - 推流开始回调
router.post('/on_publish', (req, res) => {
  const { app, stream } = req.body;
  
  console.log(`[SRS] 推流开始: app=${app}, stream=${stream}`);
  
  // stream 就是 streamKey
  const room = roomStore.setLiveStatus(stream, true);
  
  if (room) {
    console.log(`[SRS] 房间 "${room.title}" 开始直播`);
  } else {
    console.log(`[SRS] 未找到对应房间，streamKey=${stream}`);
  }
  
  // SRS 要求返回 code: 0 表示成功
  res.json({ code: 0 });
});

// POST /api/srs/on_unpublish - 推流结束回调
router.post('/on_unpublish', (req, res) => {
  const { app, stream } = req.body;
  
  console.log(`[SRS] 推流结束: app=${app}, stream=${stream}`);
  
  const room = roomStore.setLiveStatus(stream, false);
  
  if (room) {
    console.log(`[SRS] 房间 "${room.title}" 停止直播`);
  }
  
  res.json({ code: 0 });
});

// POST /api/srs/on_play - 观看回调 (可选)
router.post('/on_play', (req, res) => {
  const { app, stream } = req.body;
  console.log(`[SRS] 观众进入: app=${app}, stream=${stream}`);
  res.json({ code: 0 });
});

// POST /api/srs/on_stop - 停止观看回调 (可选)
router.post('/on_stop', (req, res) => {
  const { app, stream } = req.body;
  console.log(`[SRS] 观众离开: app=${app}, stream=${stream}`);
  res.json({ code: 0 });
});

module.exports = router;