daliangzao/pages/momo/momo.js

// newsShop/pages/patternMenu/patternMenu.js
let app = getApp();
let host = app.globalData.servsers; // 请求的url
Page({

  /**
   * 页面的初始数据
   */
  data: {
    host: host,
    requestState: true, //检测请求状态是否结束了
    filterStatic: false,
    goodsList: [],
    page: 1, //默认是第一页
    limit: 20, //一页20条数据
    requestState: true, //默认是可以向下请求的
    loginStatic: false, //登陆状态，默认为false
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    this.getGiftList(this)
  },

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady: function () {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function () {
    let that = this;
    if (wx.getStorageSync('channelIdObj').channelId) {
      that.setData({
        loginStatic: true,
      })
    }
  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide: function () {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload: function () {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {
    let that = this;
    if (that.data.requestState) {
      that.setData({
        page: that.data.page + 1
      })
      that.getGiftList(that)
    }
  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {

  },
  getGiftList(that) {
    let data = {
      limit: that.data.limit, // 一页20条数据
      offset: that.data.page, //当前页数
      channelId: wx.getStorageSync('channelIdObj').channelId ? wx.getStorageSync('channelIdObj').channelId : ""
    }
    wx.request({
      url: host + '/queryAllCommodityByChannelId',
      method: 'get',
      data: data,
      success(res) {
        let dataArray = that.data.goodsList;
        res.data.rows.forEach(el => {
          el.logo = el.commodity_logo.split(",")
        })
        dataArray.push(...res.data.rows)
        that.setData({
          goodsList: dataArray,
          requestState: res.data.rows.length == that.data.limit
        })
      }
    })
  },
  toGoodsDetail(e) { // 进入商品详情页
    let that = this, id = e.currentTarget.dataset.id;
    wx.navigateTo({
      url: '/pages/buy/buy?com_id=' + id,
    })
  }
})