// pages/examtest/main.js
var util = require('../../utils/util.js')
Page({

  /**
   * 页面的初始数据
   */
  data: {
    tmIndex: 0,
    answerChoices: [],
    answerP:false
  },
  tmdata: {
    tms:[],
    ydtms:[]
  },
  radioChange: function (e) {
    console.log('radio发生change事件，携带value值为：', e.detail.value);
    var answerChoices = this.data.answerChoices;
    for (var i = 0, len = answerChoices.length; i < len; ++i) {
      answerChoices[i].checked = answerChoices[i].value == e.detail.value;
    }

    this.setData({
      answerChoices: answerChoices,
    });
    this.tmdata.tms[this.data.tmIndex]['userchecked'] = e.detail.value
    this.setData({
      currentTm: this.tmdata.tms[this.data.tmIndex]
    })
    this.showanswer()
  },
  checkboxChange: function (e) {
    console.log('checkbox发生change事件，携带value值为：', e.detail.value);

    var answerChoices = this.data.answerChoices, values = e.detail.value;
    for (var i = 0, lenI = answerChoices.length; i < lenI; ++i) {
      answerChoices[i].checked = false;

      for (var j = 0, lenJ = values.length; j < lenJ; ++j) {
        if (answerChoices[i].value == values[j]) {
          answerChoices[i].checked = true;
          break;
        }
      }
    }
    this.tmdata.tms[this.data.tmIndex]['userchecked'] = e.detail.value
    this.setData({
      answerChoices: answerChoices,
      currentTm: this.tmdata.tms[this.data.tmIndex]
    });
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    var that = this
    wx.getStorage({
      key: 'questioncats',
      success: function (res) {
        let lst = res.data
        let nst = []
        let nst1 = []
        if (lst) {
          for (var i = 0; i < lst.length; i++) {
            nst.push(lst[i]['name'])
            nst1.push(lst[i]['id'])
          }
        }
        that.setData({
          tmlxs:nst1
        })
        wx.getStorage({
          key: 'ydtms',
          success: function(res) {
            that.tmdata.ydtms = res.data
            that.getTms()
          },
          fail:function(){
            that.getTms()
          }
        })
        
      },
    })
    
  },
  getTms: function () {
    var that = this
    wx.showLoading({})
    wx.request({
      url: getApp().globalData.serverUrl + 'api/question?a=exercise',
      header: {
        'content-type': 'application/json', // 默认值
        'Cookie': wx.getStorageSync("sessionid"),
      },
      method: 'POST',
      data: { 'tmlx': that.data.tmlxs,'ydtms':that.tmdata.ydtms },
      success: res => {
        if (res.statusCode === 200) {
          wx.hideLoading()
          console.log(res.data)
          let tms = res.data.rows
          that.tmdata.tms = that.tmdata.tms.concat(tms)
          that.showTm(that.data.tmIndex) //展示题目
          that.setData({
            tmtotal: res.data.total,
          })
        }

      }
    });
  },
  /**
   * 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 () {
wx.setStorage({
  key: 'ydtms',
  data: this.tmdata.ydtms,
})
  },

  /**
   * 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 () {

  },

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

  },
  showTm: function (index) {
    var that = this
    var currentTm = that.tmdata.tms[index]
    console.log(currentTm)
    that.setData({ 'currentTm': currentTm })
    var answer = currentTm.answer
    var sorder = Object.keys(answer).sort();
    var answerChoices = []
    //对正确答案进行排序
    for(var i=0;i<sorder.length;i++){
      answerChoices.push({ 'name': sorder[i], 'value': sorder[i], 'checked': false })
    }
    console.log(answerChoices)
    that.setData({ 'answerChoices': answerChoices })
    that.tmdata.ydtms.push(currentTm.id)
  },
  showChecked: function (index) {
    var tm = this.tmdata.tms[index]
    let choices = this.data.answerChoices
    if (tm.userchecked) {
      if (tm.question__type = 2) {
        for (var i = 0, len = choices.length; i < len; i++) {
          if (tm.userchecked.indexOf(choices[i].value) != -1) {
            choices[i].checked = true
          }
        }
      } else {
        for (var i = 0, len = choices.length; i < len; i++) {
          if (choices[i].value == tm.userchecked) {
            choices[i].checked = true
          }
        }
      }
      this.setData({
        answerChoices: choices,
        answerP:true
      })
    }
  },
  showanswer:function(){
    var answerChoices = this.data.answerChoices
    var currentTm = this.data.currentTm
    for(var i=0;i<answerChoices.length;i++){
      if(currentTm.type=2){
        if (currentTm.right.indexOf(answerChoices[i].value)!=-1){
answerChoices[i].right=true
}
      }else{
        if(answerChoices[i].value==currentTm.right){
          answerChoices[i].right=true
        }
      }
    }
    console.log(answerChoices)
      this.setData({
        answerP: true,
        answerChoices:answerChoices
      })
  },
  next: function () {
    var that = this
    var tmIndex = that.data.tmIndex + 1
    that.setData({
      tmIndex: tmIndex,
      answerP:false
    })
    if(tmIndex+1>that.tmdata.tms.length){
      that.getTms()
    }else{
      that.showTm(tmIndex)
    }
    that.showChecked(tmIndex)
  },
  previous: function () {
    var that = this
    var tmIndex = that.data.tmIndex - 1
    that.showTm(tmIndex)
    that.setData({
      tmIndex: tmIndex,
      answerP: false
    })
    that.showChecked(tmIndex)
  },
})