import { SimpleRouter } from '@kevisual/router/simple';
import CryptoJS from 'crypto-js';
import { useContextKey } from '@kevisual/context';
import { Redis } from 'ioredis';
import http from 'node:http';
import { Wx, WxMsgEvent, parseWxMessage } from './wx/index.ts';
import { contextConfig as config } from './modules/config.ts';
import { loginByTicket } from './wx/login-by-ticket.ts';
import { Queue } from 'bullmq';
import { parseXml } from './utils/get-json-from-xml.ts';
export const simpleRouter: SimpleRouter = await useContextKey('router');
export const redis: Redis = await useContextKey('redis');
export const wxmsgQueue = useContextKey<Queue>('wxmsgQueue', () => {
  return new Queue('wxmsg', {
    connection: redis
  });
});
simpleRouter.get('/api/wxmsg', async (req: http.IncomingMessage, res: http.ServerResponse) => {
  console.log('微信检测服务是否可用');
  const query = simpleRouter.getSearch(req);
  const body = await simpleRouter.getBody(req);
  const {
    signature, // 微信加密签名，signature结合了开发者填写的token参数和请求中的timestamp参数、nonce参数。
    timestamp, // 时间戳
    nonce, // 随机数
    echostr, // 随机字符串
  } = query;
  const token = 'xiongabc123';
  let str = [token, timestamp, nonce].sort().join('');
  let strSha1 = CryptoJS.SHA1(str).toString();
  // 签名对比，相同则按照微信要求返回echostr参数值
  if (signature == strSha1) {
    res.end(echostr);
  } else {
    res.end('send fail');
  }
});

simpleRouter.post('/api/wxmsg', async (req: http.IncomingMessage, res: http.ServerResponse) => {
  try {
    const xml = await parseXml(req);
    const msgOrigin = xml?.xml;
    if (!msgOrigin) {
      console.error('No message received');
      res.end('');
      return
    }
    const msg = parseWxMessage(msgOrigin);
    const { fromusername, msgtype } = msg;
    res.end('')
    if (msgtype === 'event') {
      const wxMsgEvent = msg as WxMsgEvent;
      if (wxMsgEvent.eventkey?.includes?.('login')) {
        await loginByTicket({
          ticket: wxMsgEvent.ticket!,
          openid: wxMsgEvent.fromusername,
        });
      }
      return
    }
    if (fromusername) {
      // 代理分析返回
      const wx = new Wx({ appId: config.WX_MP_APP_ID, appSecret: config.WX_MP_APP_SECRET, redis });
      wx.analyzeUserMsg(msg);
    }
    return


    // 直接返回
    // const builder = new xml2js.Builder();
    // const result = builder.buildObject({
    //   xml: {
    //     ToUserName: fromusername,
    //     FromUserName: tousername,
    //     CreateTime: Date.now(),
    //     MsgType: msgtype,
    //     Content: 'Hello ' + content,
    //   },
    // });
    // res.end(result);
  } catch (e) {
    console.error('Error processing message:', e);
  }
});