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衣莎项目/源码/YiShaXiYi/user/payment/payment.js

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+// user/payment/payment.js
+const app = getApp();
+const regeneratorRuntime = app.loadAsync()
+const model = app.loadModel("index")
+const http = app.loadHttp()
+Page({
+
+  /**
+   * 页面的初始数据
+   */
+  data: {
+    system: app.globalData.system, //设备相关信息
+    pageTitle: "订单支付", //头部标题
+    isBack: true,//显示返回,
+    isLoading: true,//加载条
+    oreder: {},//订单信息
+    coupon: {
+      id: 0,
+      price: 0
+    },//优惠券信息,
+    giftCard: {},//卡劵
+    isgiftCard: "",//拼接的卡劵信息方便操作
+    isPay: 2,//2微信支付 1卡支付
+    all: {},//总价格和差价
+    postage_money: {//邮费配置
+      satisfy_money: 0,//邮费
+      postage_money: 0,//未满指定免邮金额需要支付的邮费
+    },
+  },
+  // 支付
+  async pay(e) {
+    let formId = e.detail.formId
+    let payInfo = {
+      orderID: this.data.oreder.orederId,
+      payType: this.data.isPay,
+      form_id: formId,
+      userCouponID: 0,
+      userCardID: 0
+    }
+    if (!!this.data.coupon && !!this.data.coupon.price) {
+      payInfo.userCouponID = this.data.coupon.id
+    }
+    if (this.data.isPay == 1) {
+      payInfo.userCardID = this.data.giftCard.id
+    }
+    let api = http.api.preShopOrder
+    if (this.data.oreder.type == 1) {
+      api = http.api.pre_order
+    }
+    let res = await model.payment.pay(api, payInfo)
+    if (res == 1) {
+      wx.showToast({
+        title: '支付成功',
+        icon: 'none',
+        duration: 1000
+      })
+      // 改变变量使返回列表页刷新
+      app.globalData.isOrderList = true
+      setTimeout(() => {
+        wx.navigateBack({
+          delta: 2
+        })
+      }, 1000);
+      return
+    }
+  },
+  // 获取优惠券
+  async getCoupon() {
+    let coupon = await model.storage.getSetting("coupon")
+    if (!!coupon) {
+      model.storage.deleteStorage('coupon')
+      this.setData({
+        coupon: coupon
+      })
+      this.calculate()
+    }
+  },
+  // 获取卡劵
+  async getGiftCard() {
+    let giftCard = await model.storage.getSetting("giftCard")
+    if (!!giftCard) {
+      model.storage.deleteStorage('giftCard')
+      this.setData({
+        giftCard: giftCard,
+        isgiftCard: giftCard.title + "  " + giftCard.price + '折',
+        isPay: 1
+      })
+      this.calculate()
+    }
+  },
+  // 选择支付方式
+  selectPay(e) {
+    let type = e.currentTarget.dataset.type
+    let url = e.currentTarget.dataset.url
+    if (type == 2) {
+      this.setData({
+        isgiftCard: "",
+        giftCard: {},
+        isPay: type
+      })
+      this.calculate()
+    } else if (type == 1) {
+      wx.navigateTo({
+        url: url
+      })
+    }
+  },
+  // 计算价格
+  async calculate() {
+    let order = this.data.oreder.realPrice //订单价格
+    let fjPrice = parseInt(this.data.oreder.fjPrice) //洗衣附加费
+    let postage_money = this.data.postage_money // 邮寄费
+    let coupon = this.data.coupon.price || 0 // 优惠券
+    let giftCard = this.data.giftCard.price || 10 // 卡支付
+    let oreder = this.data.oreder // 上一个页面传来的信息
+    let oriPrice = order //洗衣订单减去附加费计算
+    let all = {
+      allPrice: null,
+      difPrice: null
+    }
+    // 商城 (总-优惠) + 邮费
+    if (!!oreder.type) {
+      all = {
+        allPrice: parseFloat((oriPrice - coupon).toFixed(2)),
+        difPrice: parseFloat((oriPrice - (oriPrice - coupon)).toFixed(2)) || 0
+      }
+      // 运费
+      // if (all.allPrice < postage_money.satisfy_money) {
+      //   all.allPrice += parseFloat(postage_money.postage_money)
+      // }
+    } else {
+      let data = {
+        orderID: this.data.oreder.orederId,
+        payType: this.data.isPay,
+        userCouponID: this.data.coupon.id || 0,
+        userCardID: this.data.giftCard.id || 0
+      }
+      let res = await http.http.request2({ url: `${http.api.shopOrderMoney}`, method: "POST", data: data })
+      if (res.data.status == 1) {
+        if (oriPrice <= postage_money.satisfy_money) {
+          oriPrice += postage_money.postage_money
+        }
+        all = {
+          allPrice: res.data.data.totalPrice,
+          difPrice: oriPrice - res.data.data.totalPrice || 0
+        }
+      }
+    }
+    all.allPrice = all.allPrice.toFixed(2)
+    all.difPrice = all.difPrice.toFixed(2)
+    this.setData({
+      all: all
+    })
+  },
+  // 获取邮费配置
+  async postage() {
+    let order = this.data.oreder
+    let type = !!order.type ? 1 : 2
+    let res = await http.http.request2({ url: `${http.api.postage}`, method: "POST", data: { type: type } })
+    this.setData({
+      postage_money: res.data.data
+    })
+    this.calculate()
+  },
+  /**
+   * 生命周期函数--监听页面加载
+   */
+  onLoad: function (options) {
+    this.setData({
+      oreder: JSON.parse(options.data),
+    })
+    this.postage()
+    // 一秒后显示
+    setTimeout(() => {
+      this.setData({
+        isLoading: false
+      })
+    }, 1000)
+  },
+
+  /**
+   * 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 () {
+    this.getCoupon()
+    this.getGiftCard()
+  },
+
+  /**
+   * 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 () {
+
+  }
+})