jiaojing/miniprogram/pages/answer/index.js

// miniprogram/pages/answer/index.js
const app = getApp();
Page({

  /**
   * 页面的初始数据
   */
  interval: undefined,
  actTime: undefined,
  answer: [],
  data: {
    imgLi:[],
    countDown: "",
    list: [],
    height: [],
    data: {
      current: 0,
      total: 0
    }
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    let reset = options.reset
    wx.setNavigationBarTitle({
      title: app.globalData.selectQuestion.name
    })
    let height = wx.getSystemInfoSync().windowHeight;
    let li = app.globalData.selectQuestion.list || {};
    if(reset != 1){
      for (let i = 0; i < li.length; i++) {
        const item = li[i];
        let l = []
        for (let key in item.options) {
          l.push({
            name: key,
            option: item.options[key],
            checked: false
          })
        }
        li[i].options = l;
      }
    }
    this.answer = new Array(li.length).fill([]);

    this.setData({
      list: li,
      imgLi: new Array(li.length).fill({}),
      height: [
        height * 0.07,
        height * 0.86,
      ],
      data: {
        current: 1,
        total: app.globalData.selectQuestion.list.length
      }
    })
    this.actTime = new Date();
    this.interval = setInterval(() => {
      let d = new Date();
      let c = d - this.actTime;
      let Q = app.globalData.selectQuestion;
      if (c >= Q.duration) {
        wx.showModal({
          title: "提示",
          content: '时间到请点击确认后交卷',
          showCancel: false,
          success: this.isSubmit
        })
        return clearInterval(this.interval);
      }
      let longTime = Q.duration - c;
      let h = Math.floor(longTime / 3600000);
      let m = Math.floor(longTime % 3600000 / 60000);
      let s = Math.floor(longTime % 3600000 % 60000 / 1000);
      let time = "";
      if (h) {
        time += h > 9 ? h : '0' + h;
        time += ":"
      }
      time += m > 9 ? m : '0' + m;
      time += ":"
      time += s > 9 ? s : '0' + s;
      this.setData({
        countDown: time
      })
    }, 500)
  },
  loadimage(e){
    const li = this.data.imgLi || [];
    const sys = wx.getSystemInfoSync();
    li[e.currentTarget.dataset.index] = {
      width: sys.windowWidth,
      height: e.detail.height/e.detail.width * sys.windowWidth
    }
    this.setData({
      imgLi: li
    })
  },
  prov() {
    let data = this.data.data;
    data.current--;
    this.setData({
      data: data
    })
  },
  next() {
    let data = this.data.data;
    data.current++;
    this.setData({
      data: data
    })
  },
  changeSwiper(r) {
    let data = this.data.data;
    data.current = r.detail.current + 1;
    this.setData({
      data: data
    })
  },
  changeGroup(e) {
    let answer = this.answer;
    if (typeof e.detail.value === 'string') {
      // 单选
      answer[this.data.data.current - 1] = [e.detail.value]
    } else {
      // 复选
      answer[this.data.data.current - 1] = e.detail.value
    }
    this.answer = answer
  },
  submit() {
    console.log(this.answer);
    let queNum = [];
    for (let i = 0; i < this.answer.length; i++) {
      const v = this.answer[i];
      if (!v.length) queNum.push(i + 1)
    }
    const modal = {
      title: "提示",
      content: '确认提交',
      success: this.isSubmit
    }
    if (queNum.length) modal.content = '第' + queNum.join(",") + '题未作答，是否确认提交'
    wx.showModal(modal)
  },
  isSubmit() {
    let p = {
      queId: app.globalData.selectQuestion._id,
      userId: app.globalData.userInfo._openid,
      startTime: this.actTime,
      istrue: [],
      endTime: new Date(),
      answer: this.answer
    };
    p.duration = p.endTime - p.startTime;
    let score = 0;

    for (let i = 0; i < app.globalData.selectQuestion.list.length; i++) {
      let an = this.answer[i].join(",")
      const v = app.globalData.selectQuestion.list[i];
      let isAdd = true;
      v.answer.map(r => {
        isAdd = (new RegExp(r.select)).test(an)
      })
      p.istrue.push(isAdd);
      if (v.answer.length === this.answer[i].length && isAdd) score++;
    }
    p.score = score;
    wx.showLoading();
    wx.cloud.callFunction({
      name: "quickstartFunctions",
      data: {
        type: "createQuestionRecord",
        data: p
      }
    }).then(res => {
      wx.hideLoading()
      if(res.result.code !== 0) return wx.showToast({
        title: '网络繁忙'
      })
      wx.reLaunch({
        url: '/pages/result/index?data=' + JSON.stringify(res.result.data || {}),
      })
    }).catch(err => {
      console.log(err)
      wx.hideLoading()
    })
  },
  /**
   * 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 () {
    if (this.interval) clearInterval(this.interval);
    console.log()
  },

  /**
   * 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 () {

  }
})