import wx from '../../utils/wx';
import Yas from '../../common/yas';
import event from '../../common/event';
import accountModel from '../../models/account/index';

const AREA_CACHE_KEY = 'area_cache_key';
let yas;

Page({
  data: {
    list: []
  },
  getArea: function() {
    accountModel.getArea()
      .then(res => {
        if (res && res.code === 200) {
          let dataList = res.data;

          if (dataList && dataList.length > 0) {
            this.setData({
              list: dataList
            });

            wx.setStorage({
              key: AREA_CACHE_KEY,
              data: dataList,
            });
          }
        } else {
          this.useCache();
        }
      });
  },
  useCache: function() {
    let dataList = wx.getStorageSync(AREA_CACHE_KEY);

    this.setData({
      list: dataList
    });
  },
  chooseArea: function(e) {
    const code = e.currentTarget.dataset.code;
    const name = e.currentTarget.dataset.name;

    event.emit('choose-area', {
      code,
      name
    });
    wx.navigateBack({
      delta: 1
    });
  },
  onLoad: function() {
    this.getArea();

    yas = new Yas();
    yas.pageOpenReport();
  }
});