wxmp-wodeshebao/page/home/pages/choose-date/choose-date.js

var sysT = require('../../../../tool/sys-tool.js')
var businessT = require('../../../../tool/business-tool.js')
var purchaseO = require('../../public/model/purchaseOrder.js')
var p = require('../../public/model/public.js')
var businessType = require('../../../../public/business-type.js')
var app = getApp()

Page({

  /**
   * 页面的初始数据
   */
  data: {
    type: 'double',
    chooseAnimation: {},
    tips: {
      s: false,
      t: ['开始时间仅支持近半年内的月份，最多可购买12个月']
    },
    calendar: [],
    status: 0,//0未选择,1选择开始月份,2选择结束月份
    data: {
      firstYear: 2018,
      beginMonth: 1,
    },
    result: {
      beginMonth: 0,
      endMonth: 0
    },
    lastChose: 0
  },

  chooseMonth: businessT.action(function (sender) {
    if (this.data.status == 2) {
      return
    }
    businessT.debugLog(sender.currentTarget)
    if (this.data.type == 'single') {
      this.data.status = 2
      this.data.result.beginMonth = Number(sender.currentTarget.id)
      var chooseYear = (this.data.result.beginMonth / 100) | 0
      var chooseMonth = this.data.result.beginMonth % 100
      this.data.calendar[chooseYear - this.data.data.firstYear].m[chooseMonth - 1].s = true
      this.setData({
        calendar: this.data.calendar
      })
      console.log(this.data.calendar)
      var that = this
      setTimeout(function () {
        var pages = getCurrentPages()
        pages[pages.length - 2].finishChooseDate(that.data.result)
        wx.navigateBack({

        })
      }.bind(this), 1000)
      return
    }

    if (this.data.status == 0) {
      this.data.status = 1
      this.data.lastChose = this.data.result.beginMonth
      this.data.result.beginMonth = Number(sender.currentTarget.id)
      this.reloadView()
    } else {
      if (Number(sender.currentTarget.id) < this.data.result.beginMonth) {
        this.data.lastChose = this.data.result.beginMonth
        this.data.result.beginMonth = Number(sender.currentTarget.id)
        this.reloadView()
      } else {
        if (this.data.type == 'single') {
          var order = app.purchase.order
        } else {
          var order = p.getOrder()
        }
        if (!order.isSupplementaryPay) {
          var purchase = app.purchase.purchaseData
          if (Number(sender.currentTarget.id) - this.data.result.beginMonth + 1 < purchase.nums) {
            wx.showToast({
              title: '你选择的城市至少需要购买' + purchase.nums + '个月',
              icon: 'none'
            })
            return
          }
        }
        this.data.status = 2
        this.data.result.endMonth = Number(sender.currentTarget.id)
        var chooseYear = (this.data.result.endMonth / 100) | 0
        var chooseMonth = this.data.result.endMonth % 100
        this.data.calendar[chooseYear - this.data.data.firstYear].m[chooseMonth - 1].e = true
        this.setData({
          result: this.data.result,
          status: this.data.status,
          calendar: this.data.calendar
        })
        var that = this
        setTimeout(function () {
          var pages = getCurrentPages()
          pages[pages.length - 2].finishChooseDate(that.data.result)
          wx.navigateBack({

          })
        }.bind(this), 1000)
        
      }
    }
  }),

  reloadView: function () {
    var chooseYear = (this.data.result.beginMonth / 100) | 0
    var chooseMonth = this.data.result.beginMonth % 100
    if (this.data.type == 'single') {
      var order = app.purchase.order
    } else {
      var order = p.getOrder()
    }
    if (!order.isSupplementaryPay) {
      if (chooseYear == this.data.data.firstYear) {
        var secondR = {
          o: 0,
          l: chooseMonth - 1
        }
        if (this.data.data.beginMonth < 7) {
          var firstR = {
            o: this.data.data.beginMonth - 1,
            l: 12 - this.data.data.beginMonth + 1
          }
          this.data.calendar[0].m = this.createMonthsData(firstR, String(this.data.data.firstYear))
        }
        var thirdR = {
          o: 0,
          l: 0
        }
        this.data.calendar[2].m = this.createMonthsData(thirdR, String(this.data.data.firstYear + 2))
      } else {
        var secondR = {
          o: 0,
          l: 12,
        }
        var thirdR = {
          o: 0,
          l: chooseMonth - 1
        }
        this.data.calendar[2].m = this.createMonthsData(thirdR, String(this.data.data.firstYear + 2))
      }
      this.data.calendar[1].m = this.createMonthsData(secondR, String(this.data.data.firstYear + 1))
    }
    businessT.debugLog(this.data.calendar)

    if (this.data.lastChose != 0) {
      var lastChooseYear = ((this.data.lastChose / 100) | 0) - this.data.data.firstYear
      var lastChooseMonth = this.data.lastChose % 100
      this.data.calendar[lastChooseYear].m[lastChooseMonth - 1].s = false
    }
    this.data.calendar[chooseYear - this.data.data.firstYear].m[chooseMonth - 1].s = true
    
    var animation = wx.createAnimation({
      duration: 300,
      timingFunction: 'ease',
    })
    var t = sysT.rpxToPx() * 390
    animation.translateX(t).step()

    this.setData({
      result: this.data.result,
      chooseAnimation: animation.export(),
      status: this.data.status,
      calendar: this.data.calendar
    })
  },

  createMonthsData: function (choose, year) {
    var months = []
    for (var i = 0; i < 12; i++) {
      if (i < choose.o || i >= choose.o + choose.l) {
        months.push({
          m: i + 1,
          h: '-u'
        })
      } else {
        var id = (i + 1) < 10 ? year + '0' + String(i + 1) : year + String(i + 1)
        months.push({
          m: i + 1,
          a: 'chooseMonth',
          i: id
        })
      }
    }
    return months
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    if (options.type) {
      this.data.type = options.type
    }
    if (this.data.type == 'single') {
      var order = app.purchase.order
    } else {
      var order = p.getOrder()
    }
    if (order.isSupplementaryPay) {
      this.data.tips.s = false
    } else {
      this.data.tips.s = true
    }
    var purchase = app.purchase.purchaseData
    if (this.data.type == 'single') {
      var beginTime = options.beginTime
    } else {
      var beginTime = purchase.month
    }
    
    var year = Number(beginTime.slice(0, 4))
    var month = Number(beginTime.slice(5, 7))

    if (order.isSupplementaryPay) {
      if (month == 1) {
        this.data.data.firstYear = year - 2
        this.data.data.beginMonth = 12
      } else {
        this.data.data.firstYear = year - 1
        this.data.data.beginMonth = month - 1
      }
      businessT.debugLog(month)

      var canChoose = order.purchaseType == businessType.PurchaseType.socialInsurance ? purchase.addeds_num : purchase.addedf_num
      if (canChoose > 12) {
        canChoose = 12
      }
      if (this.data.data.beginMonth - canChoose < 1) {
        var secondR = {
          o: 0,
          l: this.data.data.beginMonth
        }
        var begin = canChoose - this.data.data.beginMonth >= 12 ? 0 : 12 - (canChoose - this.data.data.beginMonth)
        var firstR = {
          o: begin,
          l: canChoose - this.data.data.beginMonth
        }
      } else {
        var secondR = {
          o: this.data.data.beginMonth - canChoose,
          l: canChoose
        }
        var firstR = {
          o: 0,
          l: 0
        }
      }
      var chooseR = [firstR, secondR]
    } else {
      this.data.data.firstYear = year
      this.data.data.beginMonth = month

      if (12 - this.data.data.beginMonth + 1 < 6) {
        var firstR = {
          o: this.data.data.beginMonth -1,
          l: 12 - this.data.data.beginMonth + 1
        }
        var secondR = {
          o: 0,
          l: 6 - (12 - this.data.data.beginMonth + 1)
        }
        var thirdR = {
          o: 0,
          l: 0
        }
      } else {
        var firstR = {
          o: this.data.data.beginMonth - 1,
          l: 6
        }
        var secondR = {
          o: 0,
          l: 0
        }
        var thirdR = {
          o: 0,
          l: 0
        }
      }
      var chooseR = [firstR, secondR, thirdR]
    }
    businessT.debugLog(chooseR)
    var calendar = []
    for (var index in chooseR) {
      var choose = chooseR[index]
      var months = this.createMonthsData(choose, String(this.data.data.firstYear + Number(index)))
      calendar.push({
        y: this.data.data.firstYear + Number(index),
        m: months
      })
    }

    this.setData({
      tips: this.data.tips,
      type: this.data.type,
      calendar: calendar
    })
  },

  /**
   * 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 () {
  
  },

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