challengeFamily/pages/growthCard/activity.js

const util = require('../../utils/util.js');
const app = getApp();
Page({
  data: {
    pageIndex: 1,
    pageSize:10,
    activeData: [],//活动列表
    bottom: false,
    vid:''
  },
  onLoad: function (options) {
    this.setData({ vid: options.vid });
    this.getHotActivity(0);
  },
  getHotActivity(status) {
    let that = this;
    util.ajax({
      func: "v2/voucher/articles",
      data: { "vid": that.data.vid, "pageSize": that.data.pageSize, "pageIndex": that.data.pageIndex}
    }, function (res) {
      if (res.code == 0) {
        let datas = res.data.list, activeData = that.data.activeData, bottom = false;
        if (datas.length < 10 && that.data.pageIndex>1) bottom = true;
        if (that.data.pageIndex == 1) {
          activeData = datas;
        } else {
          activeData = [...activeData, ...datas];
        }
        that.setData({ activeData, bottom })
      } else {
        util.showTips(res.reason);
      }
      if (status == '0') {//onshow
      } else if (status == '1') {//onReachBottom
        wx.hideNavigationBarLoading();
      } else if (status == '2') {//onPullDownRefresh
        wx.stopPullDownRefresh();
        wx.hideNavigationBarLoading();
      }
    });
  },
  onReachBottom: function () {
    if (this.data.bottom) return false
    this.setData({ pageIndex: this.data.pageIndex+1})
    this.getHotActivity(1);
  },
  onPullDownRefresh: function () {
    let that = this;
    if (!util.isObjEmpty(app.globalData.city)) {
      wx.showNavigationBarLoading();
      that.setData({ pageIndex: 1});
      setTimeout(function () {
        that.getHotActivity(2);
      }, 1000);
    } else {
      wx.stopPullDownRefresh();
    }
  }
})