修改是基础信息内容展示库存数和可用数

inventory-backend/app/models/base.py

@@ -2,6 +2,7 @@
 from app.extensions import db
 import json
 
+
 class MaterialBase(db.Model):
     """
     基础信息表模型
@@ -32,19 +33,24 @@ class MaterialBase(db.Model):
     # 关联关系区域
     # ============================================================
 
-    # 1. 关联采购库存 (StockBuy) - 修改 back_populates 为 'base'
+    # 1. 关联采购库存 (StockBuy)
     stock_buys = db.relationship('StockBuy', back_populates='base', lazy='dynamic')
 
-    # 2. 关联半成品库存 (StockSemi) - 修改 back_populates 为 'base'
+    # 2. 关联半成品库存 (StockSemi)
     stock_semis = db.relationship('StockSemi', back_populates='base', lazy='dynamic')
 
-    # 3. 关联成品库存 (StockProduct) - 修改 back_populates 为 'base'
+    # 3. 关联成品库存 (StockProduct)
     stock_products = db.relationship('StockProduct', back_populates='base', lazy='dynamic')
 
+    # 4. 关联服务库存 (StockService) - [新增]
+    # 假设您的服务库存模型类名为 StockService，且有 base_id 外键
+    stock_services = db.relationship('StockService', back_populates='base', lazy='dynamic')
+
     def to_dict(self):
         """
         序列化方法
         """
+
         # 辅助解析函数：将数据库存储的 JSON 字符串转为 List
         def parse_list(json_str):
             if not json_str: