Method sync

src/core.js:338–369

()

  }

  sync () {
    return Promise.resolve().then(() => {
      let params = {
        'sid': this.PROP.sid,
        'skey': this.PROP.skey,
        'pass_ticket': this.PROP.passTicket,
        'lang': 'zh_CN'
      }
      let data = {
        'BaseRequest': this.getBaseRequest(),
        'SyncKey': this.PROP.syncKey,
        'rr': ~new Date()
      }
      return this.request({
        method: 'POST',
        url: this.CONF.API_webwxsync,
        params: params,
        data: data
      }).then(res => {
        let data = res.data
        assert.equal(data.BaseResponse.Ret, 0, res)

        this.updateSyncKey(data)
        this.PROP.skey = data.SKey || this.PROP.skey
        return data
      })
    }).catch(err => {
      debug(err)
      err.tips = '获取新信息失败'
      throw err
    })
  }

  updateSyncKey (data) {
    if (data.SyncKey) {