自动选择最优优惠券；是否可开发票判断

pages/make_order/make_order/make_order.js

@@ -1,238 +1,298 @@
 // pages/user/make_order/make_order.js
 import Dialog from "@vant/weapp/dialog/dialog"
 import {
-  httpUtil,
-  http
+    httpUtil,
+    http
 } from '../../../utils/util'
 Page({
 
-  /**
-   * 页面的初始数据
-   */
-  data: {
-    rolled:true,
-    max_viewer_num:6
-  },
-  roll_spread() {
-    this.setData({
-      rolled: !this.data.rolled
-    })
-  },
-  viewer_nav(){
-    wx.navigateTo({
-      url: '/pages/user/viewer_list/viewer_list?_add=1',
-    })
-  },
-  de(){
-    this.setData({fee_detail:!this.data.fee_detail})
-  },
- 
-  check(event){
-    this.setData({
-      checked: event.detail,
-    });
-  },
-  agreement(){
-this.setData({show:true})
-  },
-  viewer_sel(event) {
-    this.setData({
-      viewer_sel: event.detail
-    });
-  },
-
-  toggle(event) {
-    const {
-      index
-    } = event.currentTarget.dataset;
-    const checkbox = this.selectComponent(`.checkboxes-${index}`);
-    checkbox.toggle();
-  },
-
-  noop() {},
-  onSubmit() {
-    if(this.data._info.show_info.is_real_name==1){
-    var tid = this.data.tid
-    var viewer_id = this.data.viewer_sel
-    if (viewer_id && tid.split(',').length == viewer_id.length) {
-    if(this.data.checked){
-    this.setData({show1:true})
-  }else{
-    wx.showToast({
-      title: '请勾选服务条款',
-      icon: 'none',
-      duration: 2000
-    })
-  }
-} else {
-  wx.showToast({
-    title: '观演人数和座位数不符',
-    icon: 'none',
-    duration: 2000
-  })
-}}else    if(this.data._info.show_info.is_real_name==2){
-  var tid = this.data.tid
-  var viewer_id = this.data.viewer_sel
-  if (viewer_id && viewer_id.length==1) {
-  if(this.data.checked){
-  this.setData({show1:true})
-}else{
-  wx.showToast({
-    title: '请勾选服务条款',
-    icon: 'none',
-    duration: 2000
-  })
-}
-} else {
-wx.showToast({
-  title: '观演人数和座位数不符',
-  icon: 'none',
-  duration: 2000
-})
-}}
-else{
-  if(this.data.checked){
-    this.setData({show1:true})
-  }else{
-    wx.showToast({
-      title: '请勾选服务条款',
-      icon: 'none',
-      duration: 2000
-    })
-  }
-}
-  },
-  pay() {
-    var tid = this.data.tid
-    var viewer_id = this.data.viewer_sel
-      var arr = ""
-      for (var i in viewer_id) {
-        arr += "," + viewer_id[i]
-      }
-      viewer_id = arr.substring(1)
-      var order_data
-      let coupon =this.data.coupon
-      if (coupon && coupon.coupon_id && "underfined" !== coupon.coupon_id) {
-        order_data = {
-          order_type:8,
-          tid,
-          viewer_id,
-          coupon_id: coupon.coupon_id
+    /**
+     * 页面的初始数据
+     */
+    data: {
+        rolled: true,
+        max_viewer_num: 6
+    },
+    roll_spread() {
+        this.setData({
+            rolled: !this.data.rolled
+        })
+    },
+    viewer_nav() {
+        wx.navigateTo({
+            url: '/pages/user/viewer_list/viewer_list?_add=1',
+        })
+    },
+    de() {
+        this.setData({
+            fee_detail: !this.data.fee_detail
+        })
+    },
+
+    check(event) {
+        this.setData({
+            checked: event.detail,
+        });
+    },
+    agreement() {
+        this.setData({
+            show: true
+        })
+    },
+    viewer_sel(event) {
+        this.setData({
+            viewer_sel: event.detail
+        });
+    },
+
+    toggle(event) {
+        const {
+            index
+        } = event.currentTarget.dataset;
+        const checkbox = this.selectComponent(`.checkboxes-${index}`);
+        checkbox.toggle();
+    },
+
+    noop() {},
+    onSubmit() {
+        if (this.data._info.show_info.is_real_name == 1) {
+            var tid = this.data.tid
+            var viewer_id = this.data.viewer_sel
+            if (viewer_id && tid.split(',').length == viewer_id.length) {
+                if (this.data.checked) {
+                    this.setData({
+                        show1: true
+                    })
+                } else {
+                    wx.showToast({
+                        title: '请勾选服务条款',
+                        icon: 'none',
+                        duration: 2000
+                    })
+                }
+            } else {
+                wx.showToast({
+                    title: '观演人数和座位数不符',
+                    icon: 'none',
+                    duration: 2000
+                })
+            }
+        } else if (this.data._info.show_info.is_real_name == 2) {
+            var tid = this.data.tid
+            var viewer_id = this.data.viewer_sel
+            if (viewer_id && viewer_id.length == 1) {
+                if (this.data.checked) {
+                    this.setData({
+                        show1: true
+                    })
+                } else {
+                    wx.showToast({
+                        title: '请勾选服务条款',
+                        icon: 'none',
+                        duration: 2000
+                    })
+                }
+            } else {
+                wx.showToast({
+                    title: '观演人数和座位数不符',
+                    icon: 'none',
+                    duration: 2000
+                })
+            }
+        } else {
+            if (this.data.checked) {
+                this.setData({
+                    show1: true
+                })
+            } else {
+                wx.showToast({
+                    title: '请勾选服务条款',
+                    icon: 'none',
+                    duration: 2000
+                })
+            }
         }
-      } else {
-        order_data = {
-          order_type:8,
-          tid,
-          viewer_id
+    },
+    pay() {
+        var tid = this.data.tid
+        var viewer_id = this.data.viewer_sel
+        var arr = ""
+        for (var i in viewer_id) {
+            arr += "," + viewer_id[i]
         }
-      }  
-      http("/api/v1/order-submit", "post", order_data).then(res => {
-        wx.requestPayment({
-          timeStamp: res.timestamp,
-          nonceStr: res.nonceStr,
-          package: res.package,
-          signType: res.signType,
-          paySign: res.paySign,
-          success(res) {
-            console.log(res)
-            wx.showToast({
-              title: '支付成功！',
-              icon: 'success',
-              duration: 1000
-            })
-            setTimeout(function(){
-              wx.reLaunch({
-                url: '/pages/user/my_order/my_order'
-              })
-            }, 500);
-          },
-          fail(res) {
-            wx.showToast({
-              title: '支付未成功',
-              icon:'error',
-              duration: 2000
+        viewer_id = arr.substring(1)
+        var order_data
+        let coupon = this.data.coupon
+        if (coupon && coupon.coupon_id && "underfined" !== coupon.coupon_id) {
+            order_data = {
+                order_type: 8,
+                tid,
+                viewer_id,
+                coupon_id: coupon.coupon_id
+            }
+        } else {
+            order_data = {
+                order_type: 8,
+                tid,
+                viewer_id
+            }
+        }
+        http("/api/v1/order-submit", "post", order_data).then(res => {
+            wx.requestPayment({
+                timeStamp: res.timestamp,
+                nonceStr: res.nonceStr,
+                package: res.package,
+                signType: res.signType,
+                paySign: res.paySign,
+                success(res) {
+                    console.log(res)
+                    wx.showToast({
+                        title: '支付成功！',
+                        icon: 'success',
+                        duration: 1000
+                    })
+                    setTimeout(function () {
+                        wx.reLaunch({
+                            url: '/pages/user/my_order/my_order'
+                        })
+                    }, 500);
+                },
+                fail(res) {
+                    wx.showToast({
+                        title: '支付未成功',
+                        icon: 'error',
+                        duration: 2000
+                    })
+                    setTimeout(function () {
+                        wx.reLaunch({
+                            url: '/pages/user/my_order/my_order'
+                        })
+                    }, 500);
+                }
             })
-            setTimeout(function(){
-              wx.reLaunch({
-                url: '/pages/user/my_order/my_order'
-              })
-            }, 500);
-          }
         })
-      })
 
-  },
+    },
 
+    //    使用最大减免优惠券
+getRecommendCoupons(drama_id,tid){
+        http('/api/v1/coupon-list', "post", {drama_id,tid,mode:1}).then(Response => {
+            if (Response.coupon_list.length > 0) {
+                let coupon_list = Response.coupon_list
             
+                //  去除日期格式
+                let a = []
+                coupon_list.forEach((item) => {
+                    item.end_date = item.end_date.replace(/[\u4e00-\u9fa5]/g, '')
+                    a.push(item)
+                })
+                coupon_list = a
 
-  /**
-   * 生命周期函数--监听页面加载
-   */
-  onLoad: function (options) {
-    http("/api/v1/order-confirm", "post", {
-      tid:options.tid
-    }).then(res => {
-      let _info=res
-    /* ？？？？？？自己算总价？？？？？？？？ */
-    let tprice = 0
-    for(let i in _info.ticket_info){
-      tprice+=_info.ticket_info[i].price*_info.ticket_info[i].tkt_num
-    }
-    this.setData({
-      _info,tprice,
-      tid: options.tid,
-      drama_id: options.drama_id,
-    })
-    })
+                //  优惠券筛选策略
+                function couponSort(list, params) {
+                    let descList
+                    if (arguments[2] == 'asc') {
+                        descList = list.sort((a, b) => {
+                            return a[params] - b[params]
+                        })
+                    } else {
+                        descList = list.sort((a, b) => {
+                            return b[params] - a[params]
+                        })
+                    }
+                    let l = []
+                    l.push(descList[0])
+                    descList.forEach((item, index) => {
+                        if (index != 0 && item[params] == l[0][params]) {
+                            l.push(item)
+                        }
+                    })
+                    return l;
+                }
+                
+                let recommendCoupons = couponSort(couponSort(couponSort(coupon_list, "subtract"), 'full'), 'end_date', 'asc')
+                if (recommendCoupons && recommendCoupons.length > 0) {
+                    this.setData({
+                        coupon: recommendCoupons[0]
+                    })
+                }
+            }
+        })
+},
+
+
+    /**
+     * 生命周期函数--监听页面加载
+     */
+    onLoad: function (options) {
+        http("/api/v1/order-confirm", "post", {
+            tid: options.tid
+        }).then(res => {
+            let _info = res
+            /* ？？？？？？自己算总价？？？？？？？？ */
+            let tprice = 0
+            for (let i in _info.ticket_info) {
+                tprice += _info.ticket_info[i].price * _info.ticket_info[i].tkt_num
+            }
 
-  },
+            this.getRecommendCoupons(options.drama_id,options.tid)
    
-  /**
-   * 生命周期函数--监听页面初次渲染完成
-   */
-  onReady: function () {
+            this.setData({
+                _info,
+                tprice,
+                tid: options.tid,
+                drama_id: options.drama_id,
+            })
+        })
+
+    },
 
-  },
+    /**
+     * 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--监听页面隐藏
+     */
+    onHide: function () {
 
-  /**
-   * 生命周期函数--监听页面卸载
-   */
-  onUnload: 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 () {
+    },
 
-  },
+    /**
+     * 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 () {
+    },
 
-  }
+    /**
+     * 用户点击右上角分享
+     */
+    onShareAppMessage: function () {
+
+    }
 })

pages/make_order/make_order/make_order.wxml

@@ -13,7 +13,12 @@
         </view>
         <view class="line">
           <van-icon name="passed" color="green" /> 不支持退票
+          <block wx:if="{{_info.show_info.is_invoice==0}}">
+          <van-icon name="close" color="red" /> 不可开发票
+          </block>
+          <block wx:elif="{{_info.show_info.is_invoice==1}}">
           <van-icon name="passed" color="green" /> 可开发票
+          </block>
         </view>
       </view>
     </view>

pages/opera/opera/opera_IP.wxml

@@ -21,7 +21,7 @@
       <van-icon name="/images/ui/ellipsis.png" style="vertical-align:middle;" />
     </navigator>
   </view>
-  <scroll-view class="scroll-view_H" scroll-x="true">
+  <scroll-view class="scroll-view_H" scroll-x="true" >
     <image class="scroll-item" wx:for="{{_li.list}}" data-abb_id="{{item.abb_id}}" src="{{item.pic}}"
       bindtap="detail" />
   </scroll-view>

pages/user/order_detail/order_detail.wxml

@@ -23,7 +23,12 @@
         </view>
         <view class="line" style="font-weight:normal;">
           <van-icon name="passed" color="green" /> 不支持退票
+          <block wx:if="{{show_info.is_invoice==0}}">
+          <van-icon name="close" color="red" /> 不可开发票
+          </block>
+          <block wx:elif="{{show_info.is_invoice==1}}">
           <van-icon name="passed" color="green" /> 可开发票
+          </block>
         </view>
       </view>
     </view>