import http from "../../common";

// pages/find/find.js
Page({

  /**
   * 页面的初始数据
   */
  data: {
    show: ['', '', '', ''],
    showflag: [false, false, false, false],
    arrows:['icon-xiangxia','icon-xiangxia','icon-xiangxia','icon-xiangxia'],
    page:1,//页码
    movies:[],//即将展示的数据
    last_page:'',//最后一页页码
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options) {
    let that = this;
    // 判断token是否存在
    var token = wx.getStorageSync('token')
    //  判断是否登录过
    var id = wx.getStorageSync('id')
    let header = { 'Authorization': 'Bearer' + " " + token }
    let pageSize=8
  // 实例化
  var promise = new Promise(function (resolve) {
    // 调用请求
    resolve(http("goods/goodsList", 'get', {id,pageSize}, header));
  });
  // 取出请求里的值
  promise.then(function (res) {
    console.log(res.data.data)
    // var img=value.data
  that.setData({
      movies:res.data.data,
      last_page:res.data.last_page//获取最后一页的页码数存起来
    })
  }).catch(function (error) {
    console.error(error);
  });

  },
    /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function (e) {
    let that = this;
    let page = that.data.page+1;//获取下一页
   wx.showLoading({//温馨提示正在加载第几页
     title: '正在加载第'+page+"页",
   })

   if(page>this.data.last_page)
   {//判断是否到最后一页
     wx.showToast({
      //友情提示
       title: '到底了',
       icon:'error'
     })
   }
    // 判断token是否存在
    var token = wx.getStorageSync('token')
    //  判断是否登录过
    var id = wx.getStorageSync('id')
    let header = { 'Authorization': 'Bearer' + " " + token }
    let pageSize=8
  // 实例化
  var promise = new Promise(function (resolve) {
    // 调用请求
    resolve(http("goods/goodsList", 'get', {id,pageSize,page}, header));
  });
  // 取出请求里的值
  promise.then(function (res) {
    // console.log(res)
  that.setData({
    page:that.data.page+1,
    movies:that.data.movies.concat(res.data.data)

    })
  setTimeout(function () {//提示设置过期时间隐藏
    wx.hideLoading()
},1000)
  }).catch(function (error) {
    console.error(error);
  });
  },

  // 遮罩
  onShadeDiv(evt) {
    let index = evt.currentTarget.dataset.index;
    let show = this.data.show;
    let showflag = this.data.showflag;
    let arrows = this.data.arrows;

    if(showflag[index]){ // 已显示，再次点击隐藏起来
      show[index] = '';
      showflag[index] = false;
      arrows[index] = 'icon-xiangxia';
    }else{
      for(let key in show){
        if(key == index){
          show[key] = 'now';
          showflag[key] = true;
          arrows[key] = 'icon-xiangshang';
        }else{
          show[key] = '';
          showflag[key] = false;
          arrows[key] = 'icon-xiangxia';
        }
      }
    }
    this.setData({
      show,
      showflag,
      arrows
    })
  }

})

   public function goodsList(Request $request){
        $pageSize = $request->get('pageSize');
        $data=Goods::goodsList($pageSize);
//        将图片路径字符串转为数组
        foreach ($data as $key=>$val){
            $data[$key]['img']=explode(',',$val['img']);
        }
        return response(['code'=>200,'data'=>$data,'msg'=>'查询成功']);
    }