fix: prevent inbound of disabled materials

inventory-backend/app/services/inbound/service_service.py

@@ -1,3 +1,4 @@
+# app/services/inbound/service_service.py
 from app import db
 from app.models.inbound.service import StockService
 from app.models.base import MaterialBase
@@ -37,7 +38,9 @@ class ServiceService:
     def search_base_material(cls, keyword):
         """搜索基础物料，供前端远程选择"""
         try:
+            # [核心修改] 只查询已启用的物料
             query = MaterialBase.query.filter(MaterialBase.is_enabled == True)
+
             if keyword:
                 query = query.filter(
                     db.or_(
@@ -66,9 +69,15 @@ class ServiceService:
     def create_service(cls, data):
         """创建服务权益记录"""
         # 检查基础物料是否存在
-        base = MaterialBase.query.get(data.get('base_id'))
+        base_id = data.get('base_id')
+        base = MaterialBase.query.get(base_id)
         if not base:
             raise ValueError('基础物料不存在')
+
+        # [核心修改] 后端二次校验：如果物料已停用，禁止创建服务权益
+        if not base.is_enabled:
+            raise ValueError(f"物料【{base.name}】已停用，无法创建新的服务权益。")
+
         # 生成SKU
         sku = cls._generate_sku()
         service = StockService(
@@ -144,12 +153,12 @@ class ServiceService:
         # 总数
         total = query.count()
         # 分页
-        items = query.order_by(StockService.created_at.desc())\
-                     .offset((page - 1) * per_page)\
-                     .limit(per_page).all()
+        items = query.order_by(StockService.created_at.desc()) \
+            .offset((page - 1) * per_page) \
+            .limit(per_page).all()
         return {
             'items': [item.to_dict() for item in items],
             'total': total,
             'page': page,
             'per_page': per_page
-        }
+        }