init

src/api/inventory/schemas/purchase_order_schemas.py

@@ -1,20 +1,20 @@
-from pydantic import BaseModel
+from pydantic import BaseModel, Field
 from typing import Optional, List
-from datetime import datetime
+from datetime import datetime, date
 
 
 class PurchaseOrderItemCreate(BaseModel):
     product_id: int
-    quantity: int
-    unit_price: float
+    quantity: int = Field(..., gt=0, description="采购数量")
+    unit_price: Optional[float] = Field(None, description="单价（可选，后端自动使用物料成本价格）")
     remark: Optional[str] = None
 
 
 class PurchaseOrderCreate(BaseModel):
     supplier_id: int
-    expected_date: Optional[datetime] = None
+    expected_date: Optional[date] = None
     remark: Optional[str] = None
-    items: List[PurchaseOrderItemCreate]
+    items: List[PurchaseOrderItemCreate] = Field(min_length=1)
 
 
 class PurchaseOrderResponse(BaseModel):
@@ -22,7 +22,7 @@ class PurchaseOrderResponse(BaseModel):
     order_no: str
     supplier_name: str
     order_date: datetime
-    expected_date: Optional[datetime]
+    expected_date: Optional[date]
     status: str
     total_amount: float
     paid_amount: float
@@ -52,10 +52,10 @@ class PurchaseOrderDetailResponse(PurchaseOrderResponse):
 
 class PurchaseOrderReceiveItem(BaseModel):
     item_id: int
-    receive_quantity: int
+    receive_quantity: int = Field(gt=0)
 
 
 class PurchaseOrderReceiveRequest(BaseModel):
     warehouse_id: Optional[int] = None
-    items: List[PurchaseOrderReceiveItem]
+    items: List[PurchaseOrderReceiveItem] = Field(min_length=1)
     remark: Optional[str] = None