fohow_xcx/packageUser/pages/user/recharge/recharge.js

var _request = require('../../../../utils/request.js')
var PENDING_VIRTUAL_RECHARGE_ORDER_KEY = 'pendingVirtualRechargeOrderId'
Page({

  /**
   * 页面的初始数据
   */
  data: {
    price: '',
    cashTotal: 0,
    lock: false,
    syncingPendingRecharge: false,
	source:''
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
	  console.log('options',options);
	  if(options && options['source']){
		  this.setData({
			  source:options['source']
		  })
	  }
    this.getCashTotal()
  },
  onShow: function () {
    this.syncPendingVirtualRecharge()
  },
  getCashTotal () {
    var that = this
    var url = 'v1/user/cash/balance/info'
    var params = {
    }
    var success = function (res) {
      that.setData({
        cashTotal: res.data
      })
    }
    _request.$get(url, params, success)
  },
  rechargePrice (e) {
    console.log(e)
    var that = this
    that.setData({
      price: e.detail.value
    })
  },
  createRecharge () {
    var that = this
    var url = 'v1/virtual_pay/recharge'
    var price = parseFloat(that.data.price)
    var money = Math.round(price * 100)
    var params = {
      count: money
    }
    var success = function (res) {
      if (res.data) {
        if (res.data.order_id) {
          wx.setStorageSync(PENDING_VIRTUAL_RECHARGE_ORDER_KEY, res.data.order_id)
        }
        that.rechargeClick(res.data)
      }
    }
    var fail = function () {
      that.setData({
        lock: false
      })
    }
    if (!price || isNaN(price)) {
      wx.showToast({
        title: '充值金额不能为空',
        icon: 'none',
        duration: 2000
      })
    } else if (money < 100) {
      wx.showToast({
        title: '充值金额要大于1元',
        icon: 'none',
        duration: 2000
      })
    } else if (money % 100 !== 0) {
      wx.showToast({
        title: '虚拟支付需输入整数元',
        icon: 'none',
        duration: 2000
      })
    } else {
      if (!that.data.lock) {
        that.setData({
          lock: true
        })
        _request.$post(url, params, success, fail)
      }
    }
  },
  rechargeClick (payData) {
    var that = this
    console.log('requestVirtualPayment payData', payData)
    if (!wx.requestVirtualPayment && !wx.canIUse('requestVirtualPayment')) {
      that.setData({
        lock: false
      })
      wx.showToast({
        title: '当前微信版本不支持虚拟支付',
        icon: 'none',
        duration: 2000
      })
      return
    }
    wx.requestVirtualPayment({
      env: payData.env,
      mode: payData.mode,
      offerId: payData.offerId,
      signData: payData.signData,
      paySig: payData.paySig,
      signature: payData.signature,
      success: function (res) {
        console.log('requestVirtualPayment success', res)
        wx.showToast({
          title: '充值处理中',
          icon: 'success',
          duration: 1000
        })
        that.waitRechargePaid(payData.order_id, 0)
      },
      fail: function (err) {
        console.error('requestVirtualPayment fail', err)
        var errMsg = err && (err.errMsg || err.err_code || err.errCode) ? (err.errMsg || err.err_code || err.errCode) : ''
        if (errMsg.indexOf('cancel') >= 0 || errMsg.indexOf('取消') >= 0) {
          wx.removeStorageSync(PENDING_VIRTUAL_RECHARGE_ORDER_KEY)
          that.setData({
            lock: false
          })
          wx.showToast({
            title: '用户取消支付',
            icon: 'none',
            duration: 2000
          })
          return
        }
        wx.showToast({
          title: '支付结果确认中',
          icon: 'none',
          duration: 1500
        })
        that.waitRechargePaid(payData.order_id, 0)
      }
    })
  },
  waitRechargePaid (oid, times) {
    var that = this
    var url = 'v1/virtual_pay/recharge/status'
    var success = function (res) {
      if (res.data && res.data.state === 1) {
        wx.removeStorageSync(PENDING_VIRTUAL_RECHARGE_ORDER_KEY)
        getApp().globalData.rechargeChanged = true
        that.getCashTotal()
        wx.showToast({
          title: '充值成功',
          icon: 'success',
          duration: 1000
        })
        setTimeout(function () {
          that.backAfterRecharge()
        }, 1000)
      } else if (times < 5) {
        setTimeout(function () {
          that.waitRechargePaid(oid, times + 1)
        }, 1000)
      } else {
        that.setData({
          lock: false
        })
        wx.showToast({
          title: '支付已提交，到账稍后刷新',
          icon: 'none',
          duration: 2000
        })
        that.getCashTotal()
      }
    }
    var fail = function () {
      that.setData({
        lock: false
      })
    }
    _request.$get(url, { order_id: oid }, success, fail)
  },
  syncPendingVirtualRecharge () {
    var that = this
    if (that.data.syncingPendingRecharge) {
      return
    }
    var pendingOrderId = wx.getStorageSync(PENDING_VIRTUAL_RECHARGE_ORDER_KEY)
    var url = 'v1/virtual_pay/recharge/sync_pending'
    var success = function (res) {
      that.setData({
        syncingPendingRecharge: false
      })
      if (res.data && res.data.synced_count > 0) {
        wx.removeStorageSync(PENDING_VIRTUAL_RECHARGE_ORDER_KEY)
        getApp().globalData.rechargeChanged = true
        that.getCashTotal()
        wx.showToast({
          title: '充值成功',
          icon: 'success',
          duration: 1000
        })
      } else if (pendingOrderId) {
        that.waitRechargePaid(pendingOrderId, 0)
      }
    }
    var fail = function () {
      that.setData({
        syncingPendingRecharge: false
      })
    }
    that.setData({
      syncingPendingRecharge: true
    })
    _request.$get(url, {}, success, fail)
  },
  backAfterRecharge () {
    var that = this
    that.setData({
      lock: false
    })
    that.refreshPreviousPage()
    console.log('that.data.source', that.data.source)
    if (that.data.source) {
      wx.navigateBack()
      wx.navigateBack()
    } else {
      wx.navigateBack()
    }
  },
  refreshPreviousPage () {
    var pages = getCurrentPages()
    var delta = this.data.source ? 2 : 1
    var prevPage = pages[pages.length - 1 - delta]
    if (!prevPage) {
      return
    }
    if (prevPage.refreshBalancePage) {
      prevPage.refreshBalancePage()
    } else if (prevPage.refreshCashPage) {
      prevPage.refreshCashPage()
    } else if (prevPage.getCashTotal && prevPage.getCashList) {
      prevPage.getCashTotal()
      prevPage.getCashList()
    }
  },
  onShareAppMessage: function (val) {
    return _request.share({
      sc: 'xcx_user_recharge'
    })
  }
})