优惠券扫码购买页5

pengye
1 parent 10c4c215
Showing 1 changed file with 29 additions and 19 deletions
miniprogram/pack-activity/pack/buyFreeCoupon.js
--- a/miniprogram/pack-activity/pack/buyFreeCoupon.js
View file @b1e08d4
+++ b/miniprogram/pack-activity/pack/buyFreeCoupon.js
View file @b1e08d4
@@ -102,24 +102,29 @@ Page({
         const values = e.detail.value
         let arr = []
         let currentCoupon = '0'; //没选券 为0  可叠加券1  不可叠加券2
+        let inputValue = this.data.inputValue * 1
+        let val = 0;
         for (let i = 0, lenI = list.length; i < lenI; ++i) {
             list[i].checked = false;
             for (let j = 0, lenJ = values.length; j < lenJ; ++j) {
                 if (list[i].activity_id === values[j]) {
+                    val += list[i].price * 1
                     arr.push({
                         ...list[i]
                     })
                     list[i].checked = true
                     if (list[i].accumulationShow == '1') {
                         currentCoupon = '1'
+                        break
                     } else {
                         currentCoupon = '2'
+                        break
                     }
-                    break
                 }
             }
         }
-        console.log('没选券为0可叠加券1不可叠加券2', currentCoupon);
+        let remaining = inputValue - val; //剩余金额
+        console.log('没选券为0可叠加券1不可叠加券2', currentCoupon, remaining);
         //没选券 所有可选的打开 
         if (currentCoupon == '0') {
             list.forEach(item => {
@@ -131,16 +136,20 @@ Page({
         //选的不可叠加券  其他所有的可叠加券都不可选 
         if (currentCoupon == '2') {
             list.forEach(item => {
-                if (item.accumulationShow == "1") {
+                if (item.accumulationShow == "1" || !item.checked) {
                     item.showCpupon = '0';
+                } else {
+                    item.showCpupon = '1';
                 }
             })
         }
         //选的可叠加券  其他所有的不可叠加券都不可选 
         if (currentCoupon == '1') {
             list.forEach(item => {
-                if (item.accumulationShow == "0") {
+                if (item.accumulationShow == "0" || (remaining - item.price < 0 && !item.checked)) {
                     item.showCpupon = '0';
+                } else if (item.accumulationShow == "1") {
+                    item.showCpupon = '1';
                 }
             })
         }
@@ -265,11 +274,11 @@ Page({
                 if (res.ret == '200') {
                     console.log('核销成功', str);
                     this.setData({
-                        inputValue:'',
-                        finalList:[],
-                        couponArr:[],
-                        discountPrice:'0.00',
-                        actualPrice:'',
+                        inputValue: '',
+                        finalList: [],
+                        couponArr: [],
+                        discountPrice: '0.00',
+                        actualPrice: '',
                     })
                     this.getCoupon()
                 }
@@ -280,6 +289,10 @@ Page({
     filterCoupons(list) {
         const currentDate = new Date();
         currentDate.setHours(0, 0, 0, 0);
+        let obj = this.data.canSolt
+        console.log('当前餐段、是不是法定节假日', {
+            ...obj
+        });
         list.forEach(coupon => {
             const startUseDate = new Date(currentDate);
             let endUseDate = new Date(currentDate);
@@ -298,8 +311,6 @@ Page({
             }
             // 今天不是领取当日，但在有效天数内 && 今天是领取当日且可用 && 券是开启状态
             const isUseDate = (currentDate > startUseDate && currentDate < endUseDate) && coupon.is_open == '1'
-            let obj = this.data.canSolt
-            console.log('当前餐段、是不是法定节假日',{...obj});
             let selectedValue = true;
             let str = true
             if (coupon.exp_date && coupon.exp_date.week_data && coupon.exp_date.week_data.length > 0) {
@@ -355,7 +366,7 @@ Page({
         const amount = parseFloat(inputValue);
         const validCoupons = arr.filter(coupon => (coupon.isOk == '1' && parseFloat(coupon.desc) <= amount));
         // 排序后，优先选择最大优惠的券
-        validCoupons.sort((a, b) => parseInt(b.price) - parseInt(a.price));
+        validCoupons.sort((a, b) => parseFloat(b.price) - parseFloat(a.price));
         arr.forEach(item => {
             const isValid = validCoupons.some(validCoupon => validCoupon.activity_id == item.activity_id);
             item.canCheck = isValid ? '1' : '0'; // 如果在 validCoupons 中，设置 canCheck 为 1，否则为 0
@@ -371,7 +382,7 @@ Page({
         validCoupons.forEach(coupon => {
             // 可叠加券
             if (coupon.accumulationShow == '1') {
-                const discountAmount = parseInt(coupon.price);
+                const discountAmount = parseFloat(coupon.price);
                 // 只有在添加优惠券后剩余金额仍大于或等于0时才添加
                 if (remainingValue - discountAmount >= 0) {
                     list1.push(coupon);
@@ -390,12 +401,12 @@ Page({
         // 遍历有效优惠券，寻找不可叠加的优惠券
         validCoupons.forEach(coupon => {
             if (coupon.accumulationShow === '0') {
-                const discountAmount = parseInt(coupon.price);
+                const discountAmount = parseFloat(coupon.price);
                 // 计算实际支付金额
                 const finalAmount = amount - discountAmount;
                 // 确保实际支付金额不小于0，并且是最优惠的
                 if (finalAmount >= 0) {
-                    if (!list2.length || discountAmount > parseInt(coupon.price)) {
+                    if (!list2.length || discountAmount > parseFloat(coupon.price)) {
                         list2.push({
                             ...coupon
                         }); // 更新最优惠的不可叠加券
@@ -406,8 +417,8 @@ Page({
         console.log('可叠加的优惠券组合2', list1);
         console.log('不可叠加的优惠券', list2);
         // 计算两个列表的最大优惠值
-        let maxStackableValue = list1.reduce((total, coupon) => total + parseInt(coupon.price), 0);
-        let maxNonStackableValue = list2.reduce((total, coupon) => total + parseInt(coupon.price), 0);
+        let maxStackableValue = list1.reduce((total, coupon) => total + parseFloat(coupon.price), 0);
+        let maxNonStackableValue = list2.reduce((total, coupon) => total + parseFloat(coupon.price), 0);
         // 比较两个最大值并输出结果
         if (maxStackableValue > maxNonStackableValue) {
@@ -572,7 +583,6 @@ Page({
             '2025-10-11', //国庆调整
         ];
         var curdate = new Date();
-        curdate.setTime(curdate.getTime() + 4 * 24 * 60 * 60 * 1000);
         var year = curdate.getFullYear();
         var month = curdate.getMonth() + 1;
         var date = curdate.getDate();
@@ -584,7 +594,7 @@ Page({
         } else {
             obj.isshow = '0'
         }
-        console.log('不可用日期信息：餐段、节假日', obj);
+        console.log('不可用日期信息餐段节假日', obj);
         if (obj && obj.can && obj.solt) {
             this.setData({
                 canSolt: {