// pages/bank/bill/index.js
import { getStoreWater } from "../../api/ztb"
const util = require('../../../utils/util')
const app = getApp()

Page({
  /**
   * 页面的初始数据
   */
  data: {
    height: app.globalData.fragmentHeight,
    loading: true,
    requesting: false,
    finished: false,
    top: 0,
    orderList: [],
    form: {
      pageNum: 1,
      pageSize:15
    }
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    // wx.navigateTo({ url: options.url + '?' + options.key + '=' + options.value })
    this.setData({
      height: app.globalData.fragmentHeight
    })
    this.fetchBillList()
  },
  onRefreshList: function () {
    if (this.data.requesting) {
      return
    }
    this.setData({
      orderList: [],
      ['form.pageNum']: 1,
      loading: true,
      finished: false
    })
    this.fetchBillList()
  },
  fetchBillList: function () {
    if (this.data.requesting || this.data.finished) {
      return
    }
    if (this.data.loading) {
      this.data.requesting = true
    } else {
      this.setData({ requesting: true })
    }
    getStoreWater(this.data.form).then(result => {
      if (result.data && result.data.records && result.data.records.length) {
        var respList = result.data.records
        let nowList = `orderList[${this.data.orderList.length}]`
        var num = this.data.form.pageNum
        var finished = this.data.form.pageNum >= result.data.pages
        if(this.data.form.pageNum == 1){
          this.setData({
            [nowList]: respList,
            ['form.pageNum']: (num + 1),
            top: 0,
            finished,
            requesting: false,
            loading: false
          })
        } else {
          this.setData({
            [nowList]: respList,
            ['form.pageNum']: (num + 1),
            finished,
            requesting: false,
            loading: false
          })
        }
      } else {
        this.setData({
          finished: true,
          requesting: false,
          loading: false
        })
      }
    }).catch(err => {
      //异常回调
      this.setData({
        requesting: false,
        loading: false
      })
      util.showToast(err)
    })
  },
  lookItem: function (e) {
    // var item = this.data.orderList[e.currentTarget.dataset.page][e.currentTarget.dataset.index]
    // wx.navigateTo({
    //   url: '/pages/bank/bill-detail/index?id=' + item.id
    // })
  }
})