fix(scrap): resolve material names, specs and operator names in list query

inventory-backend/app/api/v1/scrap.py

@@ -8,6 +8,8 @@ from app.models.transaction import TransScrap, TransRepair
 from app.models.inbound.buy import StockBuy
 from app.models.inbound.semi import StockSemi
 from app.models.inbound.product import StockProduct
+from app.models.base import MaterialBase
+from app.models.system import SysUser
 import traceback
 import math
 
@@ -324,8 +326,63 @@ class ScrapService:
         total = query.count()
         records = query.offset((page - 1) * page_size).limit(page_size).all()
 
+        # 遍历结果，补充操作人姓名、物料名称、规格
+        result_list = []
+        for r in records:
+            item = r.to_dict()
+            
+            # 1. 解析操作人姓名
+            if r.operator_name:
+                # operator_name 可能是用户ID或用户名，尝试解析为真实姓名
+                try:
+                    # 尝试将 operator_name 当作用户ID查询
+                    user_id = int(r.operator_name)
+                    user = SysUser.query.get(user_id)
+                    if user:
+                        # 解析存储格式: "张三/zhangsan"
+                        raw_name = user.username
+                        if '/' in raw_name:
+                            item['operator_name'] = raw_name.split('/')[0]
+                except (ValueError, TypeError):
+                    # 如果不是数字ID，保持原值
+                    pass
+            
+            # 2. 多态解析物料名称与规格
+            material_name = ''
+            spec_model = ''
+            
+            if r.source_table == 'trans_repair':
+                # 维修单
+                repair = TransRepair.query.get(r.stock_id)
+                if repair:
+                    material_name = repair.material_name or ''
+                    spec_model = ''
+            elif r.source_table in ['stock_buy', 'stock_semi', 'stock_product']:
+                # 常规库存表
+                stock_model = None
+                if r.source_table == 'stock_buy':
+                    stock_model = StockBuy.query.get(r.stock_id)
+                elif r.source_table == 'stock_semi':
+                    stock_model = StockSemi.query.get(r.stock_id)
+                elif r.source_table == 'stock_product':
+                    stock_model = StockProduct.query.get(r.stock_id)
+                
+                if stock_model and hasattr(stock_model, 'base_id') and stock_model.base_id:
+                    base = MaterialBase.query.get(stock_model.base_id)
+                    if base:
+                        material_name = base.name or ''
+                        spec_model = base.spec_model or ''
+                elif stock_model and hasattr(stock_model, 'base') and stock_model.base:
+                    material_name = stock_model.base.name or ''
+                    spec_model = stock_model.base.spec_model or ''
+            
+            item['material_name'] = material_name
+            item['spec_model'] = spec_model
+            
+            result_list.append(item)
+
         return {
-            'list': [r.to_dict() for r in records],
+            'list': result_list,
             'total': total,
             'page': page,
             'pageSize': page_size