beta

api_v2/views/mes.py

@@ -147,7 +147,7 @@ class DeviceSerializer(serializers.ModelSerializer):
 
 
 class ProductionAssignmentWriteSerializer(serializers.Serializer):
-    device = serializers.IntegerField(required=False, min_value=1)
+    device = serializers.IntegerField(required=False, allow_null=True, min_value=1)
     content_type = serializers.IntegerField(required=False, min_value=1)
     object_id = serializers.IntegerField(required=False, min_value=1)
     assigner = serializers.IntegerField(required=False, min_value=1)
@@ -160,13 +160,14 @@ class ProductionAssignmentWriteSerializer(serializers.Serializer):
         self.is_create = kwargs.pop("is_create", False)
         super().__init__(*args, **kwargs)
         if self.is_create:
-            self.fields["device"].required = True
             self.fields["content_type"].required = True
             self.fields["object_id"].required = True
             self.fields["assigner"].required = True
             self.fields["production_quantity"].required = True
 
     def validate_device(self, value):
+        if value is None:
+            return None
         employee = self.context["employee"]
         try:
             return Device.objects.get(id=value, merchant=employee.merchant)
@@ -197,7 +198,7 @@ class ProductionAssignmentWriteSerializer(serializers.Serializer):
 
 
 class ProductionAssignmentSerializer(serializers.ModelSerializer):
-    device_name = serializers.CharField(source='device.name', read_only=True)
+    device_name = serializers.SerializerMethodField(read_only=True)
     assigner = serializers.SerializerMethodField()
     assignee = serializers.SerializerMethodField()
     created_by = serializers.SerializerMethodField()
@@ -226,6 +227,11 @@ class ProductionAssignmentSerializer(serializers.ModelSerializer):
         ]
         read_only_fields = fields
 
+    def get_device_name(self, obj):
+        if obj.device is None:
+            return None
+        return obj.device.name
+
     def get_assigner(self, obj):
         return _employee_payload(obj.assigner)