Fix dublication

api/v1/serializers/mixins.py

@@ -85,6 +85,11 @@ class DispatchContentMixin(object):
                     g.save()
                     if 'images' in cdata:
                         for image in cdata['images']:
+                            if 'id' in image and image['id']:
+                                gi = GalleryImage.objects.get(id=image['id'])
+                                gi.img = ImageObject.objects.get(id=image['img'])
+                                gi.save()
+                            else:
                                 gi = GalleryImage.objects.create(
                                     gallery=g,
                                     img=ImageObject.objects.get(id=image['img'])
@@ -97,9 +102,14 @@ class DispatchContentMixin(object):
                     )
                     if 'images' in cdata:
                         for image in cdata['images']:
+                            if 'id' in image and image['id']:
+                                gi = GalleryImage.objects.get(id=image['id'])
+                                gi.img = ImageObject.objects.get(id=image['img'])
+                                gi.save()
+                            else:
                                 gi = GalleryImage.objects.create(
                                     gallery=g,
-                                img=ImageObject.objects.get(id=image['img']),
+                                    img=ImageObject.objects.get(id=image['img'])
                                 )