// 简单的使用示例  
'use strict';
// 可配置的云函数 uni-push 示例：从 event 中读取参数并校验简单 token
const uniPush = uniCloud.getPushManager({ appId: process.env.UNI_PUSH_APPID || "__UNI__9462CA7" });

exports.main = async (event, context) => {
  // event: { token, push_clientid, title, content, payload }
  const { token, push_clientid, title = '', content = '', payload = {} } = event || {};

  // 简单鉴权，建议把真实 secret 存到云函数环境变量 PUSH_TOKEN
  const SECRET = process.env.PUSH_TOKEN;
  if (SECRET && token !== SECRET) {
    console.warn('unauthorized token', { hasToken: !!token });
    return { errCode: 401, errMsg: 'unauthorized' };
  }
  
  if (!push_clientid) {
    return { errCode: 400, errMsg: 'push_clientid required' };
  }

  try {
    console.log('sending uni-push', { push_clientid, title, content, payload });
    const res = await uniPush.sendMessage({
      push_clientid,
      force_notification: true,
      title,
      content,
      settings: { ttl: 86400000 },
      payload
    });
    console.log('uni-push response', res);
    return { errCode: 0, errMsg: 'success', data: res };
  } catch (e) {
    console.error('uni-push send error', e && (e.stack || e.message || e));
    return { errCode: 500, errMsg: e && e.message ? e.message : 'push error', detail: e };
  }
};