litemall/renard-wx/pages/index/index.js

const util = require('../../utils/util.js');
const api = require('../../config/api.js');
const user = require('../../utils/user.js');

//获取应用实例
const app = getApp();

Page({
  data: {
    newGoods: [],
    hotGoods: [],
    topics: [],
    brands: [],
    groupons: [],
    floorGoods: [],
    // banner: [],
    channel: []
  },
  onShareAppMessage: function() {
    return {
      title: 'Renard',
      desc: '唯爱与美食不可辜负',
      path: '/pages/index/index'
    }
  },

  onPullDownRefresh() {
    this.getIndexData();
    wx.stopPullDownRefresh() //停止下拉刷新
  },

  getIndexData: function() {
    wx.showLoading({
      title: '加载中',
    });

    setTimeout(function() {
      wx.hideLoading()
    }, 2000);

    let that = this;
    util.request(api.IndexUrl).then(function(res) {
      if (res.errno === 0) {
        that.setData({
          newGoods: res.data.newGoodsList,
          hotGoods: res.data.hotGoodsList,
          topics: res.data.topicList,
          brands: res.data.brandList,
          floorGoods: res.data.floorGoodsList,
          // banner: res.data.banner,
          groupons: res.data.grouponList,
          channel: res.data.channel
        });
        wx.hideLoading();
      }
    });
  },
  onLoad: function(options) {
    var that = this;
    wx.getSystemInfo({
      success: function(res) {
        that.setData({
          windowWidth: res.windowWidth,
          windowHeight: res.windowHeight
        });
      }
    });

    if (options.scene) {
      var scene = decodeURIComponent(options.scene);
      console.log("scene:" + scene);

      let info_arr = [];
      info_arr = scene.split(',');
      let _type = info_arr[0];
      let id = info_arr[1];

      if (_type == 'goods') {
        wx.navigateTo({
          url: '../goods/goods?id=' + id
        });
      } else if (_type == 'groupon') {
        wx.navigateTo({
          url: '../goods/goods?grouponId=' + id
        });
      } else {
        wx.navigateTo({
          url: '../index/index'
        });
      }
    }

    // 页面初始化 options为页面跳转所带来的参数
    if (options.grouponId) {
      //这个pageId的值存在则证明首页的开启来源于用户点击来首页,同时可以通过获取到的pageId的值跳转导航到对应的详情页
      wx.navigateTo({
        url: '../goods/goods?grouponId=' + options.grouponId
      });
    }

    // 页面初始化 options为页面跳转所带来的参数
    if (options.goodId) {
      //这个pageId的值存在则证明首页的开启来源于用户点击来首页,同时可以通过获取到的pageId的值跳转导航到对应的详情页
      wx.navigateTo({
        url: '../goods/goods?id=' + options.goodId
      });
    }

    // 页面初始化 options为页面跳转所带来的参数
    if (options.orderId) {
      //这个pageId的值存在则证明首页的开启来源于用户点击来首页,同时可以通过获取到的pageId的值跳转导航到对应的详情页
      wx.navigateTo({
        url: '../ucenter/orderDetail/orderDetail?id=' + options.orderId
      });
    }

    this.getIndexData();
  },
  onReady: function() {
    // 页面渲染完成
  },
  onShow: function() {
    // 页面显示
  },
  onHide: function() {
    // 页面隐藏
  },
  onUnload: function() {
    // 页面关闭
  },
});