数字精度

src/views/modules/production-inbound/inboundRegister.vue

@@ -210,7 +210,11 @@ export default {
   },
   computed: {
     totalQty() {
-      const sum = this.handlingUnit.reduce((sum, item) => sum + Number(item.qty), 0);
+      // 使用整数运算避免浮点数精度问题
+      const sumInCents = this.handlingUnit.reduce((sum, item) => {
+        return sum + Math.round(Number(item.qty) * 100);
+      }, 0);
+      const sum = sumInCents / 100;
       this.inboundItem.transQty = sum;
       return sum;
     },
@@ -413,9 +417,18 @@ export default {
         return;
       }
 
+      const qtyToReceive = parseFloat(this.inboundItem.transQty) || 0;
+      if (qtyToReceive <= 0) {
+        this.$message.warning('请先输入入库数量');
+        return;
+      }
+
       const perQtyValue = parseFloat(perQty);
       const packageQty = Math.floor(qtyToReceive / perQtyValue);
-      const remainder = qtyToReceive - (packageQty * perQtyValue);
+      
+      // 使用整数运算避免浮点数精度问题
+      const remainderInCents = Math.round(qtyToReceive * 100) - Math.round(perQtyValue * 100) * packageQty;
+      const remainder = remainderInCents / 100;
 
       this.handlingUnit = [];
 
@@ -456,7 +469,8 @@ export default {
       if (!perQty || !packageQty || isNaN(perQty) || isNaN(packageQty)) {
         return this.$message.warning("请填写有效的包装信息");
       }
-      const qty = parseFloat(perQty) * parseInt(packageQty);
+      // 使用整数运算避免浮点数精度问题
+      const qty = Math.round(parseFloat(perQty) * 100) * parseInt(packageQty) / 100;
       const code = String(this.handlingUnit.length + 1);
       const newItem = { ...this.hanlingItem, qty, code };
       this.handlingUnit.push(newItem);