carousel fin

apps/main/migrations/0026_auto_20191101_0500.py

@@ -0,0 +1,24 @@
+# Generated by Django 2.2.4 on 2019-11-01 05:00
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('main', '0025_carousel_is_parse'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='carousel',
+            name='content_type',
+            field=models.ForeignKey(blank=True, default=None, null=True, on_delete=django.db.models.deletion.CASCADE, to='contenttypes.ContentType'),
+        ),
+        migrations.AlterField(
+            model_name='carousel',
+            name='object_id',
+            field=models.PositiveIntegerField(blank=True, default=None, null=True),
+        ),
+    ]

apps/main/models.py

@@ -130,7 +130,6 @@ class SiteSettingsQuerySet(models.QuerySet):
 
 
 class SiteSettings(ProjectBaseMixin):
-
     subdomain = models.CharField(max_length=255, db_index=True, unique=True,
                                  verbose_name=_('Subdomain'))
     country = models.OneToOneField(Country, on_delete=models.PROTECT,
@@ -282,8 +281,8 @@ class CarouselQuerySet(models.QuerySet):
 
 class Carousel(models.Model):
     """Carousel model."""
-    content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
+    content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE, blank=True, null=True, default=None)
-    object_id = models.PositiveIntegerField()
+    object_id = models.PositiveIntegerField(blank=True, null=True, default=None)
     content_object = generic.GenericForeignKey('content_type', 'object_id')
 
     old_id = models.PositiveIntegerField(_('old id'), blank=True, null=True, default=None)

apps/transfer/serializers/carousel.py

@@ -1,36 +1,59 @@
+from django.contrib.contenttypes.models import ContentType
 from rest_framework import serializers
 
+from establishment.models import Establishment
 from main.models import Carousel
+from news.models import News
+
+
+def get_obj_data(model, slug):
+    try:
+        obj = model.objects.get(slug=slug)
+    except model.DoesNotExist:
+        return None, None
+    else:
+        content_type = ContentType.objects.get_for_model(obj)
+        return obj.id, content_type.id
 
 
 class CarouselSerializer(serializers.Serializer):
     id = serializers.IntegerField()
-    title = serializers.CharField(allow_null=True)
+    title = serializers.CharField(allow_null=True, allow_blank=True)
     link = serializers.CharField(allow_null=True)
-    link_title = serializers.CharField(allow_null=True)
+    link_title = serializers.CharField(allow_null=True, allow_blank=True)
-    description = serializers.CharField(allow_null=True)
+    description = serializers.CharField(allow_null=True, allow_blank=True)
     attachment_suffix_url = serializers.CharField(allow_null=True)
     active = serializers.IntegerField()
 
     def create(self, validated_data):
+        object_id, content_type_id = self.get_content_type(validated_data)
         validated_data.update({
             'active': bool(int(validated_data['active'])),
-            'content_type': self.get_content_type(validated_data),
+            'content_type_id': content_type_id,
-            'object_id': self.get_object_id(validated_data),
+            'object_id': object_id,
-            'content_object': self.get_content_object(validated_data),
+            'is_parse': bool(object_id),
-            'is_parse': False,
         })
         obj = Carousel.objects.create(**validated_data)
         return obj
 
     @staticmethod
     def get_content_type(data):
-        return None
+        link = data['link']
+        if not link:
+            return None
 
-    @staticmethod
+        obj_data = None, None
-    def get_object_id(data):
+        site = 'gaultmillau.com'
-        return None
+        if site in link:
+            data = link.split('/')
 
-    @staticmethod
+            try:
-    def get_content_object(data):
+                _type = data[3]
-        return None
+            except IndexError:
+                pass
+            else:
+                if _type in ('news', 'pages'):
+                    obj_data = get_obj_data(News, data[4])
+                elif _type == 'restaurant':
+                    obj_data = get_obj_data(Establishment, data[4])
+        return obj_data