// import course from "../../../../../pages/data/course.js"
var app=getApp();
var util = require("../../../../../utils/util.js")
Page({

  /**
   * 页面的初始数据
   */
  data: {
    value: [],
    totalCount: 0,
    totalPage: 0,
    nodata: util.nodata(),
    scrollTop: 0,
    scrollHeight: 0,
    imgbg:'',
    parm: {
      page:'1',
      limit:'10',
      city: null,
      category: null,
      name:null,
      totalCount:0,
      price:'',
    },
    index: 0,
    produindex: 0,
    produindexone:0,
    array: [{ itemcode: '', itemname: '全部分类' }],
    arraylist: [{ id: '', name: '全部' }, { id: '2', name: '价格最高' },{ id: '1', name: '价格最低' }],
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    wx.setNavigationBarTitle({ title: '在线课堂' });
    let _this = this;
    _this.loadDatas();
    _this.loadData();
    _this.loadDic();
  },
  //分类
  bindPickerChanger: function (e) {

    this.data.value = [];
    this.setData({
      'parm.page':1,
      produindexone: parseInt(e.detail.value)
    })
    let code = this.data.array[parseInt(e.detail.value)].itemcode
    if (code) {
      this.data.parm.category = code + "";
    } else {
      this.data.parm.category = null;
    }
    this.loadData();
  },
  //价格
  bindPicker: function (e) {
    console.log(e)
    this.setData({
      index: e.detail.value
    })
    this.data.value = [];
    this.setData({
      'parm.page':1,
      produindex: parseInt(e.detail.value)
    })
    if (this.data.arraylist[parseInt(e.detail.value)].id) {
      this.data.parm.price = this.data.arraylist[parseInt(e.detail.value)].id
    } else {
      this.data.parm.price = null;
    }
    this.loadData();
  },
  scroll: function (event) {
    //该方法绑定了页面滚动时的事件，我这里记录了当前的position.y的值,为了请求数据之后把页面定位到这里来。
    let _this = this;
    _this.setData({
      scrollTop: event.detail.scrollTop
    });
  },
  seeDetails: function (e) {
    console.log(e)
    if (e.currentTarget.dataset.id) {
      wx.navigateTo({
        // ../../../index/courseDetail/courseDetail
        url: '../../courseDetail/courseDetail?id=' + e.currentTarget.dataset.id,
      })
    }
  },
  loadDatas:function(){
    wx.showLoading({
      title: '努力加载中...',
    })
    let _this = this;
    var data = {
      cityEnjoyCategory:'03'
    }
    app._post_form('/bizcatelog/apiSelectBizcatelog/cityEnjoyCategory', "application/json", JSON.stringify(data),function(res){
      if(res.code == 0){
        res.dictList.map((item) => {
          if(item.itemcode == '03'){
            _this.setData({
              imgbg:item.attribute3
            })
          }
        })
      }
    })
  },
  loadData:function(){
    wx.showLoading({
      title: '努力加载中...',
    })
    let _this = this;
    _this.data.parm.page = _this.data.parm.page + "";
    app._post_form('cou/list', "application/json", JSON.stringify(_this.data.parm),function(res){
        console.log(res)
      // _this.setData(res.data);
      if (res.code === 0) {
        _this.data.totalPage = res.data.totalPage;
        let d = _this.data.value;
        if (res.data.list.length) {
          d.push(...res.data.list);
        } else {
          d = [];
        }
        _this.setData({
          list: d,
          totalPage: res.data.totalPage,
          totalCount: res.data.totalCount,
          currPage: res.data.currPage
        })
        wx.hideLoading();
      }

      })
  },
  loadDic:function(){
    let _this = this;
    app._post_form('bizcatelog/apiSelectBizcatelog/courseCategory', '', null, function (res) {
      console.log(res)
      if (res.code === 0) {
        _this.data.array.push(...res.dictList);
        _this.setData({
          array: _this.data.array

        })

      }
    })
  },
  /**
   * 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 () {

  },

  /**
   * 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 () {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {
    if (this.data.parm.page < this.data.totalPage) {
      this.data.parm.page++;
      this.loadData();
    } 
  },

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

  }
})