import commonConfig from "../../common/common"
let app = getApp()
Page({
  data: {
    data: [],//all题列表
    record: [],//提交给后台数据组
    id: 0,//当前swiper-item的索引值
    result_id: '',//考试结果id
    duration: ''//倒计时
  },
  onLoad(options) {
    let that = this
    if (options.result_status == 1) {
      dd.getStorage({
        key: 'record',
        success: function (res) {
          let record = res.data
          if (record && record.length != 0) {
            dd.getStorage({
              key: 'data',
              success: function (r) {
                console.log(r.data)
                if (r.data) {
                  that.setData({
                    data: r.data
                  })
                  that.setData({
                    record:record
                  })
                }
              },
              fail: function (res) {
                dd.alert({ content: res.errorMessage });
              }
            })
            that.setData({
              id: record.indexOf(null)
            })
          } else {
            that.getExamQuestions(options.exam_id)
            that.setData({
              id: 0
            })
          }

        },
        fail: function (res) {
          dd.alert({ content: res.errorMessage });
        }
      });

    } else {
      that.getExamQuestions(options.exam_id)
    }
    dd.setStorage({
      key: 'answerid',
      data: {
        exam_id: options.exam_id,
        result_id: options.result_id
      }
    });
    that.setData({
      result_id: options.result_id
    })
    that.getdjs()
  },
  onUnload() {
    // 页面被关闭
    let record = this.data.record
    console.log('页面被关闭')
    dd.setStorage({
      key: 'record',
      data: record
    });
    // dd.showToast({
    //   type: 'none',
    //   content: '暂时离开',
    //   duration: 3000
    // });
  },
  getdjs() {
    let params = {
      result_id: this.data.result_id
    }
    app.https('POST', app.globaldata.apiUrl.getRemainingTime, JSON.stringify(params), {
      type: false
    }).then(res => {
      this.setData({
        djs: res.data.data.time
      })
      let examSurplusTime = res.data.data.time;//获取考试剩余时间
      // let examSurplusTime = 60;
      this.examDjsFn(examSurplusTime)
    })
  },
  examDjsFn(examSurplusTime) {
    let timer = null;
    let that = this
    let time = examSurplusTime * 1000
    timer = setInterval(() => {
      let h, m, s
      if (time >= 0) {
        m = Math.floor(time / 1000 / 60 % 60);
        s = Math.floor(time / 1000 % 60);
        m = m < 10 ? ('0' + m) : m;
        s = s < 10 ? ('0' + s) : s;
        let duration = m + ':' + s;
        that.setData({
          duration: duration
        })
        time = time - 1000
      } else {
        clearInterval(timer);
        let duration = '00:00'
        that.setData({
          duration: duration
        })
        dd.showToast({
          type: 'fail',
          content: '答题超时,将为你自动提交！',
          duration: 3000,
          success: () => {
            that.formSubmit()
          },
        });

      }
    }, 1000);
  },
  onSubmit(e) {},
  radioChange(e) {
    console.log(e)
    let record = this.data.record
    let id = this.data.id;
    record[id] = { question_id: e.currentTarget.dataset.id, answer: [{ key: e.detail.value, checked: 1 }] };
    this.setData({
      record: record,
    })
    let data = commonConfig.filterData(this.data.record, this.data.data)
    dd.setStorage({
      key: 'data',
      data: data
    })
    console.log(this.data.record)
  },
  checkedChange(e) {
    let record = this.data.record
    let value = e.detail.value
    let id = this.data.id;
    let answers = []
    answers = value.map((item) => {
      return {
        key: item,
        checked: 1
      }
    })
    record[id] = { question_id: e.currentTarget.dataset.id, answer: answers };
    console.log(record)
    this.setData({
      record: record,
    })
    let data = commonConfig.filterData(this.data.record, this.data.data)
    dd.setStorage({
      key: 'data',
      data: data
    })
    console.log(this.data.record)
  },
  swiperChange(e) {
    this.setData({
      id: e.detail.current
    })
  },
  getExamQuestions(exam_id) {
    let that = this;
    let params = {
      exam_id: exam_id
    }
    app.https('POST', app.globaldata.apiUrl.getExamQuestions, JSON.stringify(params), {
      type: false
    }).then(res => {
      that.setData({
        record: new Array(res.data.data.questions.length),
        data: res.data.data.questions
      })
      dd.setStorage({
        key: 'data',
        data: res.data.data.questions
      })
    })
  },
  lastq() {
    if (this.data.id != 0) {
      this.setData({
        id: this.data.id - 1,
      })
    }
  },
  nextq() {
    if (this.data.id < this.data.data.length) {
      this.setData({
        id: this.data.id + 1,
      })
    }
  },
  formSubmit() {//提交
    let params = {
      result_id: this.data.result_id,
      record: this.data.record
    }
    app.https('POST', app.globaldata.apiUrl.subExam, JSON.stringify(params), {
      type: false
    }).then(res => {
      console.log(res)
      dd.reLaunch({
        url: "../result/result?scores=" + res.data.data.scores + "&qualified=" + res.data.data.qualified
      })

    })
  }
});