const request = require('../../utils/request') //导入模块
const util = require('../../utils/util')
const event = require('../../utils/event.js')
const app = getApp()

Page({
  /**
   * 页面的初始数据
   */
  data: {
    backUrl: null,
    status: null,
    payType: 0,
    payIndex: 2,
    payText: '',
    payment: '',
    requesting: false,
    paymodel: {
      channelId: '478256441266933760'
    }
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    if (options.orderId) {
      this.data.paymodel.tradeOrderId = options.orderId
      this.fetchPaymentInfo(options.orderId)
      this.data.payType = Number(options.type)
      if (options.url) {
        this.data.backUrl = options.url
      }
      if (options.status) {
        this.data.status = options.status
      }
    } else {
      util.showToast('数据错误，无法支付')
      wx.navigateBack({ delta: 1 })
    }
  },
  fetchPaymentInfo: function (orderId) {
    wx.showLoading({ title: '加载中', mask: true })
    request.get('/payment-settlement-center/get/payment-order/by-trade-order-id/' + orderId).then(result => {
      //成功回调
      this.setData({
        payment: result.data.amount,
        payText: result.data.comment
      })
      wx.hideLoading()
    }).catch(err => {
      //异常回调
      wx.hideLoading()
      util.showToast(err)
    })
  },
  checkRadio: function (e) {
    this.setData({ payIndex: parseInt(e.currentTarget.id) })
  },
  submitForm: function () {
    if (this.data.requesting) {
      return
    }
    wx.showLoading({ title: '加载中', mask: true })
    this.data.requesting = true
    request.post('/payment-settlement-center/pay', this.data.paymodel).then(result => {
      //成功回调
      wx.hideLoading()
      this.requestPayment(result.data.extra)
    }).catch(err => {
      //异常回调
      wx.hideLoading()
      this.data.requesting = false
      util.showToast(err)
    })
  },
  // 微信支付流程
  requestPayment: function (data) {
    var that = this
    data.success = function (res) {
      util.showToast('支付成功')
      wx.requestSubscribeMessage({
        tmplIds: app.tmplIds,
        complete(res) {
          that.handlePayment()
        }
      })
    }
    data.fail = function (res) {
      util.showToast('支付失败')
      that.data.requesting = false
    }
    wx.requestPayment(data)
  },
  handlePayment: function(){
    if(this.data.payType == 2){
      // Vip购买成功
      app.globalData.userInfo.isVIP = 1
      event.emit('EventMessage', { what: 200, desc: 'Vip' })
    } else if(this.data.payType == 11 || this.data.payType == 14){
      event.emit('EventMessage', { what: 320, desc: 'OrderChange' })
    }
    if (!util.isEmpty(this.data.backUrl)) {
      if (!util.isEmpty(this.data.status)) {
        this.data.backUrl += '?status=' + this.data.status
      }
      wx.redirectTo({ url: this.data.backUrl })
    } else if(this.data.payType == 2){
      wx.navigateBack({ delta: 1 })
    } else if(this.data.payType == 11 || this.data.payType == 14){
      this.wuxDialog = this.wuxDialog || this.selectComponent('#wux-dialog')
      var contentString = ''
      if(this.data.payType == 11){
        contentString = '您已成功支付订单诚意金，请等待卖家上传的商品磅单，并核对磅单信息是否正确'
      } else {
        contentString = '您已成功支付尾款，请等待卖家送货，收到货后请及时点击确认收货'
      }
      this.wuxDialog.open({
        maskClosable: false,
        title: '温馨提示',
        content: contentString,
        buttons: [{
          text: '确定',
          type: 'primary',
          onTap(e) {
            wx.navigateBack({ delta: 1 })
          }
        }]
      })
    }
  }

})