133 lines
3.9 KiB
JavaScript
133 lines
3.9 KiB
JavaScript
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var app = getApp()
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var that = null
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Page({
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data: {
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products: [],
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categoryid: 0,
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keyword:"",
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Recount:0,
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Start: 0,
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t:0,
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onsearchHidden:true,
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loadingHidden:false,
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nodataHidden:true
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},
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onLoad: function(options) {
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that = this
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that.clearCache();//清本页缓存
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if(options.id&&options.title){
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that.setData({
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categoryid:options.id
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})
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wx.setNavigationBarTitle({
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title: options.title
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})
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}
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if(options.t){
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that.setData({
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t:options.t
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})
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}
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if(options.keyword){
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that.setData({
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keyword:options.keyword,
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onsearchHidden:false
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})
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wx.setNavigationBarTitle({
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title: "搜索商品"
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})
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}
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that.getlist(0);//第一次加载数据
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},
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// 下拉刷新
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onPullDownRefresh: function () {
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that.clearCache();
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//在当前页面显示导航条加载动画
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wx.showNavigationBarLoading();
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//显示 loading 提示框。需主动调用 wx.hideLoading 才能关闭提示框
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wx.showLoading({
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title: '刷新中...',
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})
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that.getlist(1);//第一次加载数据
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},
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// 页面上拉触底事件（上拉加载更多）
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onReachBottom: function () {
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that.setData({
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loadingHidden:false
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});
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that.getlist(2);//后台获取新数据并追加渲染
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},
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// 清缓存
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clearCache:function(){
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that.setData({
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products: [],
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Start: 0,
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loadingHidden:false
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});
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}, getlist: function (gp) {
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var userId = wx.getStorageSync("userId")
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var LoginId = wx.getStorageSync("LoginId")
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wx.request({
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url: app.globalData.apiurl + "/xapiajax.ashx",
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data: {
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action:"getwxshoplist",
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userId:(!userId?"":userId),
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LoginId:(!LoginId?"":LoginId),
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categoryid:that.data.categoryid,
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keyword:that.data.keyword,
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Start:that.data.Start
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},
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method:"GET",
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dataType:"json",
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header: {
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"content-type": "application/json" // 默认值
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},
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success (res) {
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var tmpArr = null;
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tmpArr = that.data.products;
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tmpArr.push.apply(tmpArr,res.data.productlist);
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that.setData({
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products: tmpArr,
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Start: that.data.Start+res.data.productlist.length,
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Recount:res.data.Recount,
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loadingHidden:true
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})
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if(gp==0||gp==1){
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if(res.data.productlist.length==0){
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that.setData({
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nodataHidden:false
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})
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}
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}
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if(gp==1){
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//隐藏loading 提示框
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wx.hideLoading();
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//隐藏导航条加载动画
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wx.hideNavigationBarLoading();
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//停止下拉刷新
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wx.stopPullDownRefresh();
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}
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}
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})
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},gotodetail:function(e) {
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var userId = wx.getStorageSync("userId")
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var LoginId = wx.getStorageSync("LoginId")
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if(userId&&LoginId){
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var id = e.currentTarget.dataset.id
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wx.navigateTo({
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url: "../details/index?id="+id
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})
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}else{
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wx.navigateTo({
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url: "../login/index"
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})
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}
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}
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})
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