added image_name to PlateOrder model

api_v1/views/printing/API.md

@@ -213,10 +213,12 @@
 - **POST** `/api/v1/plate-orders/`
   - **描述**: 创建一个新的开版订单。
   - **请求体**: `PlateOrderCreateUpdateSerializer`。
+  - **字段补充**: `image_name`（可空字符串）用于记录上传的开版图片名称，即使未上传文件也可单独填写。
 
 - **PUT/PATCH** `/api/v1/plate-orders/{id}/`
   - **描述**: 完全或部分更新一个开版订单。
   - **请求体**: `PlateOrderCreateUpdateSerializer`。
+  - **字段补充**: 支持更新 `image_name`，便于修正或补录图片名称。
 
 - **DELETE** `/api/v1/plate-orders/{id}/`
   - **描述**: **已禁用**。

api_v1/views/printing/serializers.py

@@ -233,7 +233,7 @@ class PlateOrderListSerializer(PlateOrderDesignCodeMixin, serializers.ModelSeria
 
         fields = [
             'id', 'design_code', 'plate_type', 'plate_date', 'plate_method',
-            'plate_image', 'plate_image_url', 'plate_notes', 'reprint_reason',
+            'plate_image', 'plate_image_url', 'image_name', 'plate_notes', 'reprint_reason',
             'urgency_level', 'is_invalid',
             'customer', 'customer_name', 'area', 'default_address',
             'salesperson', 'salesperson_name',
@@ -297,7 +297,7 @@ class PlateOrderDetailSerializer(PlateOrderDesignCodeMixin, serializers.ModelSer
         model = models.PlateOrder
         fields = [
             'id', 'design_code', 'plate_type', 'plate_date', 'plate_method',
-            'plate_image', 'plate_image_url', 'plate_notes', 'reprint_reason',
+            'plate_image', 'plate_image_url', 'image_name', 'plate_notes', 'reprint_reason',
             'urgency_level', 'is_invalid',
             'customer', 'customer_name', 'customer_phone', 'area', 'default_address',
             'salesperson', 'salesperson_name',
@@ -352,7 +352,7 @@ class PlateOrderCreateUpdateSerializer(serializers.ModelSerializer):
         model = models.PlateOrder
         fields = [
             "id", "design_code", "plate_type", "plate_date", "plate_method",
-            "plate_image", "plate_notes", "reprint_reason",
+            "plate_image", "image_name", "plate_notes", "reprint_reason",
             "urgency_level", "is_invalid",
             "customer", "area", "default_address",
             "salesperson", "merchandiser", "designer",

api_v1/views/printing/test_plate_order_api.py

@@ -108,12 +108,14 @@ class PlateOrderAPITestCase(TestCase):
             'urgency_level': '加急',
             'salesperson': self.salesperson.id,
             'merchandiser': self.merchandiser.id,
+            'image_name': 'sample.png',
         }
         
         response = self.client.post('/api/v1/plate-orders/', data, format='json')
         self.assertEqual(response.status_code, status.HTTP_201_CREATED)
         self.assertEqual(response.data['design_code'], 'DESIGN001')
         self.assertEqual(response.data['style_name'], '测试款式')
+        self.assertEqual(response.data['image_name'], 'sample.png')
         
         # 验证数据库中创建了记录
         self.assertTrue(printing_models.PlateOrder.objects.filter(design_code='DESIGN001').exists())
@@ -154,6 +156,7 @@ class PlateOrderAPITestCase(TestCase):
             style_name='款式1',
             fabric='棉布',
             salesperson=self.salesperson,
+            image_name='first.png',
         )
         printing_models.PlateOrder.objects.create(
             customer=self.customer,
@@ -162,6 +165,7 @@ class PlateOrderAPITestCase(TestCase):
             style_name='款式2',
             fabric='涤纶',
             merchandiser=self.merchandiser,
+            image_name='second.png',
         )
         
         response = self.client.get('/api/v1/plate-orders/')
@@ -169,8 +173,12 @@ class PlateOrderAPITestCase(TestCase):
         # 根据实际返回的数据结构调整
         if isinstance(response.data, dict):
             self.assertEqual(response.data['count'], 2)
+            collection = response.data.get('results') or response.data.get('data') or []
+            if collection:
+                self.assertIn('image_name', collection[0])
         else:
             self.assertEqual(len(response.data), 2)
+            self.assertIn('image_name', response.data[0])
     
     def test_retrieve_plate_order(self):
         """测试获取单个开版订单详情"""
@@ -183,6 +191,7 @@ class PlateOrderAPITestCase(TestCase):
             urgency_level='紧急',
             salesperson=self.salesperson,
             merchandiser=self.merchandiser,
+            image_name='detail.png',
         )
         
         response = self.client.get(f'/api/v1/plate-orders/{plate_order.id}/')
@@ -192,6 +201,7 @@ class PlateOrderAPITestCase(TestCase):
         self.assertEqual(response.data['customer'], self.customer.id)
         self.assertIn('customer_name', response.data)
         self.assertIn('salesperson_name', response.data)
+        self.assertEqual(response.data['image_name'], 'detail.png')
     
     def test_design_code_fallback_in_detail(self):
         """design_code 为空时返回主键ID"""