feat: upload api

api_v1/views/printing/serializers.py

@@ -105,16 +105,21 @@ class PrintingJobListSerializer(serializers.ModelSerializer):
     product_name = serializers.CharField(source='product.name', read_only=True)
     status = serializers.CharField(read_only=True)
     is_completed = serializers.BooleanField(read_only=True)
+    business_object_id = serializers.SerializerMethodField()
     
     class Meta:
         model = models.PrintingJob
         fields = [
             'id', 'printing_order', 'printing_order_id', 'product', 'product_name',
             'quantity', 'unit', 'size', 'pieces', 'description',
-            'status', 'is_completed',
+            'status', 'is_completed', 'business_object_id',
             'created_at', 'updated_at'
         ]
-        read_only_fields = ['id', 'created_at', 'updated_at', 'status', 'is_completed']
+        read_only_fields = ['id', 'created_at', 'updated_at', 'status', 'is_completed', 'business_object_id']
+    
+    def get_business_object_id(self, obj):
+        """安全地获取 business_object_id"""
+        return obj.business_object.id if obj.business_object else None
 
 
 class PrintingJobDetailSerializer(serializers.ModelSerializer):
@@ -126,7 +131,7 @@ class PrintingJobDetailSerializer(serializers.ModelSerializer):
     status_id = serializers.IntegerField(read_only=True)
     is_completed = serializers.BooleanField(read_only=True)
     has_started = serializers.BooleanField(read_only=True)
-    business_object_id = serializers.IntegerField(source='business_object.id', read_only=True)
+    business_object_id = serializers.SerializerMethodField()
     
     class Meta:
         model = models.PrintingJob
@@ -140,6 +145,10 @@ class PrintingJobDetailSerializer(serializers.ModelSerializer):
             'id', 'created_at', 'updated_at', 
             'status', 'status_id', 'is_completed', 'has_started', 'business_object_id'
         ]
+    
+    def get_business_object_id(self, obj):
+        """安全地获取 business_object_id"""
+        return obj.business_object.id if obj.business_object else None
 
 
 class PrintingJobCreateUpdateSerializer(serializers.ModelSerializer):
@@ -242,7 +251,7 @@ class PlateOrderDetailSerializer(serializers.ModelSerializer):
     is_completed = serializers.BooleanField(read_only=True)
     has_started = serializers.BooleanField(read_only=True)
     progress_percentage = serializers.IntegerField(read_only=True)
-    business_object_id = serializers.IntegerField(source="business_object.id", read_only=True)
+    business_object_id = serializers.SerializerMethodField()
     plate_image_url = serializers.SerializerMethodField()
     process_name = serializers.SerializerMethodField()
     
@@ -272,6 +281,10 @@ class PlateOrderDetailSerializer(serializers.ModelSerializer):
             'created_at', 'updated_at'
         ]
     
+    def get_business_object_id(self, obj):
+        """安全地获取 business_object_id"""
+        return obj.business_object.id if obj.business_object else None
+    
     def get_plate_image_url(self, obj):
         """获取图片完整URL"""
         if obj.plate_image: