pushdeer/quickapp/src/app.ux

<script>
  /**
   * 应用级别的配置，供所有页面公用
   */

  const $utils = require('./helper/utils').default
  const $apis = require('./helper/apis').default
  const $storage = require('@system.storage')

  console.log('app: create channel');
  const appInitC = new BroadcastChannel('init');

  /* @desc: 注入方法至全局 global,以便页面调用 */
  const hook2global = Object.getPrototypeOf(global) || global;
  hook2global.$utils = $utils
  hook2global.API = $apis

  const _promiseFactory = (pointer, params = {}) => {
    return new Promise((resolve, reject) => {
      params = Object.assign({
        success: (data) => { resolve(data); },
        fail: (err, code) => { reject(err, code) }
      }, params);
      pointer(params);
    });
  }
  hook2global.promiseFactory = _promiseFactory;

  const userinfoFromToken = async (token) => {
    $apis.setToken(token)
    let userinfo = await $apis.userInfo()
    userinfo.token = token
    hook2global.$userinfo = userinfo
    _promiseFactory($storage.set, { key: 'token', value: token })
    appInitC.postMessage(1)
    appInitC.close()
  }

  export default {
    onCreate() {
      console.log('app: init oncreate');
      appInitC.onmessage = ({ data: token }) => {
        console.log('app: login success, data=', JSON.stringify(token));
        userinfoFromToken(token)
      }
      (async () => {
        let token = await _promiseFactory($storage.get, { key: 'token' })
          .catch((data, code) => {
            console.warn(`get token from storage fail, code = ${code}`)
          })
        console.log(`app: get token = ${token} from storage success`)
        if (token.length === 0) {
          console.log('app: init token.length==0, send init message');
          appInitC.postMessage(0)
          return
        }
        userinfoFromToken(token)
      })()

    }
  }
</script>