fix: 修复规格信息显示问题，显示毛重和件数组合

pages/goods-detail/goods-detail.js

@@ -599,18 +599,30 @@ Page({
             console.log('✓ 售空分支执行: 只显示规格信息');
             console.log('weightQuantityData设置为:', weightQuantityData);
           } else {
-            // 非售空状态，正常处理规格信息，但不显示件数
-            console.log('× 非售空分支执行: 只显示规格信息');
-            console.log('输入参数: weightSpecString="', weightSpecString, '"');
+            // 非售空状态，正常处理规格信息，显示件数
+            console.log('× 非售空分支执行: 显示毛重和件数');
+            console.log('输入参数: weightSpecString="', weightSpecString, '", quantityString="', quantityString, '"');
             
             if (weightSpecString) {
-              // 处理净重/规格字符串，只显示规格信息
+              // 处理毛重规格字符串
               const weightSpecArray = weightSpecString.split(/[,，、]/).map(item => item.trim()).filter(item => item);
-              weightQuantityData = weightSpecArray.map(spec => ({
-                weightSpec: spec.includes('毛重') ? spec : `毛重${spec}`,
-                quantity: '',
-                display: spec.includes('毛重') ? spec : `毛重${spec}`
-              }));
+              // 处理件数字符串
+              const quantityArray = quantityString ? quantityString.split(/[,，、]/).map(item => item.trim()).filter(item => item) : [];
+              // 获取最大长度
+              const maxLength = Math.max(weightSpecArray.length, quantityArray.length);
+              
+              weightQuantityData = [];
+              for (let i = 0; i < maxLength; i++) {
+                const spec = weightSpecArray[i] || '';
+                const qty = quantityArray[i] || '';
+                const weightSpec = spec.includes('毛重') ? spec : `毛重${spec}`;
+                const display = `${weightSpec}----------${qty}件`;
+                weightQuantityData.push({
+                  weightSpec: weightSpec,
+                  quantity: qty,
+                  display: display
+                });
+              }
             }
             console.log('× 非售空分支结果:', weightQuantityData);
           }