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

inventory-backend/app/schemas/stock_schema.py

@@ -38,5 +38,28 @@ class StockBuySchema(Schema):
         # 这里暂时不强制抛出错误，交给 Service 层处理 "SKU不存在且无名字" 的情况
 
 
+class StockServiceSchema(Schema):
+    # 只用于输出的字段
+    id = fields.Int(dump_only=True)
+    sku = fields.Str(dump_only=True)
+    created_at = fields.DateTime(format='%Y-%m-%d %H:%M:%S', dump_only=True)
+    updated_at = fields.DateTime(format='%Y-%m-%d %H:%M:%S', dump_only=True)
+    material_name = fields.Str(dump_only=True)
+    spec_model = fields.Str(dump_only=True)
+    unit = fields.Str(dump_only=True)
+
+    # 输入字段
+    base_id = fields.Int(required=True, error_messages={"required": "必须选择基础物料"})
+    sale_price = fields.Float(required=True, validate=validate.Range(min=0, error="售价不能为负数"))
+    provider_name = fields.Str(required=True, error_messages={"required": "服务商名称不能为空"})
+    description = fields.Str(missing='')
+
+    @validates_schema
+    def validate_base_id(self, data, **kwargs):
+        # 可以在这里添加对 base_id 是否存在的检查，但更建议在 Service 层进行
+        pass
+
+
 # 实例化 Schema
-stock_buy_schema = StockBuySchema()
+stock_buy_schema = StockBuySchema()
+stock_service_schema = StockServiceSchema()