feat: add material search filters to semi, product, service modules

Co-authored-by: aider (openai/DeepSeek-V3.2-Thinking) <aider@aider.chat>

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

@@ -280,7 +280,7 @@ class ProductInboundService:
     # 6. 获取列表
     # ============================================================
     @staticmethod
-    def get_list(page, limit, keyword=None, statuses=None):
+    def get_list(page, limit, keyword=None, statuses=None, category=None, material_type=None):
         from app.models.inbound.product import StockProduct
         try:
             query = db.session.query(StockProduct).outerjoin(MaterialBase, StockProduct.base_id == MaterialBase.id)
@@ -295,6 +295,13 @@ class ProductInboundService:
                     StockProduct.sku.ilike(f'%{keyword}%')
                 ))
 
+            # 类别筛选
+            if category and category.strip():
+                query = query.filter(MaterialBase.category == category.strip())
+            # 类型筛选
+            if material_type and material_type.strip():
+                query = query.filter(MaterialBase.material_type == material_type.strip())
+
             if not statuses:
                 statuses = ['在库', '借库']
 
@@ -377,3 +384,25 @@ class ProductInboundService:
             return users
         except Exception:
             return []
+
+    # ============================================================
+    # 8. 获取筛选选项（类别、类型）
+    # ============================================================
+    @staticmethod
+    def get_filter_options():
+        try:
+            from app.models.base import MaterialBase
+            categories = db.session.query(MaterialBase.category) \
+                .filter(MaterialBase.category != None, MaterialBase.category != '') \
+                .distinct().all()
+            types = db.session.query(MaterialBase.material_type) \
+                .filter(MaterialBase.material_type != None, MaterialBase.material_type != '') \
+                .distinct().all()
+            return {
+                "categories": [r[0] for r in categories],
+                "types": [r[0] for r in types]
+            }
+        except Exception:
+            import traceback
+            traceback.print_exc()
+            return {"categories": [], "types": []}