schoolwisdoms-student-mp/pages/leave/leave.js

// pages/leave/leave.js
const app = getApp()
const util = require("../../utils/util")
const urlDef = require("../../utils/urls")
Page({

  /**
   * 页面的初始数据
   */
  data: {
    curStu: null,
    aheadTime: 0,
    eventList: [],
    holidayList: [],
    dateList: [],
    date: null,
    week: 0,
    weekMap: ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六'],
    leaveTime: 0,
    leaveDay: 0,
    curDate: null,
    bd: null
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    let date = options.endDate;
    if (date) {
      this.setData({
        bd: date
      })
    }
    const urls = urlDef.urls;
    let stu = wx.getStorageSync('student');
    if (stu) {
      this.setData({
        'curStu': stu
      });

      util.apiPost(urls.get_sys_params + '&q.orgId=' + stu.orgId + '&q.id=1000_2').then((rs) => {
        if (rs && rs.length > 0) {
          this.setData({
            leaveTime: parseInt(rs[0].sysVal, 10)
          })
        }
      });
      // this.leaveDay = 14; // 允许提前()天请假
      util.apiPost(urls.get_sys_params + '&q.orgId=' + stu.orgId + '&q.id=1000_1').then((rs) => {
        if (rs && rs.length > 0) {
          this.setData({
            leaveDay: parseInt(rs[0].sysVal, 10)
          })
        }
      });


      util.apiPost(urls.get_sys_params, {
        'q.orgId': stu.orgId,
        'q.id': 'f8158acabeeb44ec9ff651aade6b295f'
      }).then((rs) => {
        if (rs && rs.length > 0) {
          // 将分钟转为毫秒
          this.setData({
            'aheadTime': parseInt(rs[0].sysVal, 10) * 60 * 1000
          })
        }
      });
      util.apiPost(urls.leave_get_classes_info, {
        'q.studentId': stu.studentId
      }).then((rs) => {
        if (rs && rs.length > 0) {
          this.setData({
            'eventList': rs
          })
        }
        this.initList()
      });
      util.apiPost(urls.get_holidays, {
        'q.companyId': stu.orgId
      }).then((rs) => {
        if (rs && rs.length > 0) {
          this.setData({
            'holidayList': rs
          })
        }
      });
    }
  },

  initList:function(){
    let date = this.data.bd
    if (date) {
      let t = this;
      t.selectDate(date)
    }
  },

  /**
   * 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 () {
    let pages = getCurrentPages();
    let currPage = pages[pages.length - 1];
  //当前页的options，啥意思呢，就是你可能某个函数需要刷新，但是他的参数正好是传过来的参数
    let date = this.data.bd
    if (date) {
      let t = this;
      setTimeout(() => {
        t.selectDate(date)
      }, 500)
    }
    
  },

  /**
   * 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 () {

  },

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

  },
  selectDate: function (v) {
    this.setData({ 
      curDate: v, bd: v
    })
    let vd = new Date(v);
    let week = this.data.weekMap[vd.getDay()];
    let list = this.data.eventList.filter(o => {
      return o.attenceDate == v;
    });
   
    list.map(o => {
      o.bt = o.beginTime.substring(0, 5);
      o.et = o.endTime.substring(0, 5);
      o.leaveFlag = this.canLeave(o)
    })

    if(this.data.newItem){
      for(var i in list){
        if(list[i].id == this.data.newItem.id){
          list[i].leaveFlag = false
          this.data.newItem = null
          break;
        }
      }
    }

    this.setData({
      'date': v,
      'week': week,
      'dateList': [{
        items: list,
        date: v,
        week: week
      }]
    });
  },
  callSelectDate: function (d) {
    let v = d.detail.dateString;
    this.selectDate(v);
  },
  canLeave(item) {
    let timeCheck = (item.attenceDate.replace(/-/g, '/') > this.data.curDate.replace(/-/g, '/')); // 默认要大于当前时间，就是不能请当天的假
    let dateCheck = (item.attenceDate.replace(/-/g, '/') > this.data.curDate.replace(/-/g, '/')); // 默认要大于当前时间，就是不能请当天的假
    if (this.data.leaveTime > 0) { // 允许上课前()分钟请假
      // 判断当前时间是否跟上课时间相差  leaveTime 分钟
      let attenceTime = new Date(item.attenceDate.replace(/-/g, '/') + ' ' + item.beginTime)
      timeCheck = Math.floor((attenceTime.getTime() - new Date().getTime()) / 60000) >= this.data.leaveTime;
    }
    if (this.data.leaveDay > 0) { // 允许提前()天请假
      let attenceTime = item.attenceDate + ' 00:00:00'
      const temDate = new Date();
      temDate.setDate(temDate.getDate() + this.data.leaveDay);
      const curTemDate = temDate.getFullYear()+ "-" + (temDate.getMonth() + 1) + "-" + temDate.getDate() + ' 00:00:00';
      dateCheck = (curTemDate.replace(/-/g, '/') >= attenceTime.replace(/-/g, '/'));
    }
    
    return (item.isAttend === 0 && item.leaveCount > 0 && timeCheck && dateCheck && (item.status === 0 || item.status === 4));
  },
})