From 1bef995d9a6cc817bea0318a2a33ea013fe69deb Mon Sep 17 00:00:00 2001
From: zouyu <2723363702@qq.com>
Date: 星期三, 12 十一月 2025 16:31:14 +0800
Subject: [PATCH] 计算精度问题修复

---
 src/views/business/productOrder/components/addOrder.vue |   48 ++++++++++++++++++++++++++++++++++++++++++++++--
 1 files changed, 46 insertions(+), 2 deletions(-)

diff --git a/src/views/business/productOrder/components/addOrder.vue b/src/views/business/productOrder/components/addOrder.vue
index 5e40926..14c305a 100644
--- a/src/views/business/productOrder/components/addOrder.vue
+++ b/src/views/business/productOrder/components/addOrder.vue
@@ -601,6 +601,7 @@
 import {selectsStandardMethodByFLSSM} from "@/api/standard/standardLibrary";
 import limsTable from "@/components/Table/lims-table.vue";
 import {selectCustomPageList} from "@/api/system/customer";
+import { bigEval } from "@/utils/bigEval";
 import {mapGetters} from "vuex";
 import {addQuarter, updateQuarterOnOrder} from "@/api/business/finishedProductSampling";
 
@@ -1033,6 +1034,37 @@
           return symbolItem
         }
       },
+    /**
+     * 鑾峰彇灏忔暟鐨勬渶澶т綅鏁�
+     * @param number  鍨嬪彿鍙傛暟
+     * @param ask     瑕佹眰鍊�
+     * @param calcNum 璁$畻鍊�
+     */
+    getDecimalPlaces(number, ask, calcNum) {
+      console.log("璁$畻灏忔暟鐐�-->", number, ask, calcNum);
+      let count1 = 0;
+      let count2 = 0;
+      const reg = /(\d+\.)(\d+)/g;
+      let matches = [];
+      if (ask) {
+        matches = ask.match(reg);
+      }
+      if (
+        matches &&
+        matches.length > 0 &&
+        matches[0].toString().indexOf(".") > -1
+      ) {
+        count1 = matches[0].toString().split(".")[1].length;
+      }
+      if (number.toString().indexOf(".") > -1) {
+        count2 = number.toString().split(".")[1].length;
+      }
+      if (calcNum.toString().indexOf(".") > -1) {
+        const pointLength2 = calcNum.toString().split(".")[1].length;
+        count2 = count2 > pointLength2 ? count2 : pointLength2;
+      }
+      return count1 > count2 ? count1 : count2;
+    },
       handleAsk(ask,symbolItem, value) {
         try{
           let code = [">", "<", "=", "锛�", "锛�", "鈮�", "鈮�", "卤"];
@@ -1045,7 +1077,13 @@
               let index = code.findIndex(b => m.includes(b))
               if (index > -1) {
                 let arr = m.split(code[index]).filter(b => !!b)
-                let num = eval(this.replaceAll(arr[0], symbolItem, value))
+                let calcNum = this.$Big(
+                  bigEval(this.replaceAll(arr[0], symbolItem, value))
+                );
+                let num = calcNum.toFixed(
+                  this.getDecimalPlaces(value, ask, calcNum)
+                );
+                // let num = eval(this.replaceAll(arr[0], symbolItem, value))
                 m = code[index] + '' + num
                 arr1.push(m)
               }
@@ -1074,7 +1112,13 @@
             let index = code.findIndex(b => ask.includes(b))
             if (index > -1) {
               let arr = ask.split(code[index]).filter(b => !!b)
-              let num = eval(this.replaceAll(arr[0], symbolItem, value))
+              let calcNum = this.$Big(
+                bigEval(this.replaceAll(arr[0], symbolItem, value))
+              );
+              let num = calcNum.toFixed(
+                this.getDecimalPlaces(value, ask, calcNum)
+              );
+              // let num = eval(this.replaceAll(arr[0], symbolItem, value))
               return code[index] + '' + num
             }
           }

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