fix(paymentCollectionPlan): 修复付款计划比例计算和价格调整问题

src/BIZComponents/paymentCollectionPlan/Index.vue

@@ -366,14 +366,14 @@
       info: {
         handler(newval) {
           if (newval && newval.receiptPaymentList) {
-            this.isLoadingFromApi = true;
-            this.form.datasource = newval.receiptPaymentList;
-            if (newval.payAmount) {
-              this.discountAmount = newval.payAmount;
-            }
-            setTimeout(() => {
-              this.isLoadingFromApi = false;
-            }, 100);
+            // this.isLoadingFromApi = true;
+            // this.form.datasource = newval.receiptPaymentList;
+            // if (newval.payAmount) {
+            //   this.discountAmount = newval.payAmount;
+            // }
+            // setTimeout(() => {
+            //   this.isLoadingFromApi = false;
+            // }, 100);
           }
         },
         deep: true
@@ -382,11 +382,11 @@
     methods: {
       setDiscountAmount(val) {
         console.log(val, '000000');
-        this.isLoadingFromApi = true;
+        // this.isLoadingFromApi = true;
         this.discountAmount = val;
-        setTimeout(() => {
-          this.isLoadingFromApi = false;
-        }, 100);
+        // setTimeout(() => {
+        //   this.isLoadingFromApi = false;
+        // }, 100);
       },
       typeChange(val, index = null) {
         // console.log(val, index, '55555');
@@ -451,12 +451,40 @@
       refreshprice() {
         // console.log(this.form, '666666');
         let newData = this.form.datasource;
+        
+        // 先根据比例计算所有价格
         newData.forEach(async (r, index) => {
           if (r.ratio) {
             console.log(this.ratioInput(Number(r.ratio)), '9999888888');
             r.price = await this.ratioInput(Number(r.ratio));
           }
         });
+        
+        // 验证并调整最后一行价格，确保总和等于优惠后的总金额
+        setTimeout(() => {
+          const allPriceSum = newData.reduce((acc, cur) => acc + Number(cur.price || 0), 0);
+          const discountAmount = Number(this.discountAmount);
+          // 直接计算比例总和，避免字符串转换问题
+          const allRatio = newData.reduce((acc, cur) => acc + Number(cur.ratio || 0), 0);
+          
+          // 检查是否所有数据都有price且比例合计为100%
+          const allHavePrice = newData.every(item => item.price != null && item.price !== '');
+          
+          if (allHavePrice && Math.abs(allRatio - 100) < 0.01 && Math.abs(allPriceSum - discountAmount) > 0.01) {
+            // 调整最后一行的价格
+            if (newData.length > 0) {
+              const lastIndex = newData.length - 1;
+              // 计算其他行的价格总和
+              const otherPriceSum = newData.slice(0, lastIndex).reduce((acc, cur) => acc + Number(cur.price || 0), 0);
+              // 计算最后一行应该有的价格
+              const lastPrice = discountAmount - otherPriceSum;
+              this.$set(newData, lastIndex, {
+                ...newData[lastIndex],
+                price: lastPrice.toFixed(2)
+              });
+            }
+          }
+        }, 0);
       },
       // 返回列表数据
       getTableValue() {
@@ -608,12 +636,23 @@
         const basicRatio = 100 / tempPeriod;
         let totalRatio = 0;
         
+        // 保存原有数据
+        const existingData = [...this.form.datasource];
+        
         // 生成付款计划列表项
         const tempList = [];
         
         // 根据传入的period参数生成付款计划
         for (let i = 0; i < tempPeriod; i++) {
           let item = JSON.parse(JSON.stringify(this.defaultForm));
+          // let item;
+          // // 如果原有数据中有对应项，则保留原有数据
+          // if (i < existingData.length) {
+          //   item = JSON.parse(JSON.stringify(existingData[i]));
+          // } else {
+          //   item = JSON.parse(JSON.stringify(this.defaultForm));
+          // }
+          
           // 获取日期：如果i小于日期数组长度则使用对应日期，否则设为空
           const deadLine = i < dateRange.length ? dateRange[i] : '';
           const ratio = parseFloat(basicRatio.toFixed(2));
@@ -638,6 +677,7 @@
         this.form.datasource = tempList;
         // this.$set(this.form, 'datasource', tempList);
         console.log('付款计划列表：', this.form.datasource);
+        this.$forceUpdate();
       },
       // 添加
       handlAdd() {