news duplication info

apps/news/migrations/0043_auto_20191216_1920.py

@@ -0,0 +1,37 @@
+# Generated by Django 2.2.7 on 2019-12-16 19:20
+
+import django.contrib.postgres.fields.hstore
+from django.db import migrations, models
+import uuid
+
+def fill_uuid(apps, schemaeditor):
+    News = apps.get_model('news', 'News')
+    for news in News.objects.all():
+        news.duplication_uuid = uuid.uuid4()
+        news.save()
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('news', '0042_news_duplication_date'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='news',
+            name='description_to_locale_is_active',
+            field=django.contrib.postgres.fields.hstore.HStoreField(blank=True, default=dict, help_text='{"en-GB": true, "fr-FR": false}', null=True, verbose_name='Is description for certain locale active'),
+        ),
+        migrations.AddField(
+            model_name='news',
+            name='duplication_uuid',
+            field=models.UUIDField(default=uuid.uuid4, verbose_name='Field to detect doubles'),
+        ),
+        migrations.AlterField(
+            model_name='news',
+            name='slugs',
+            field=django.contrib.postgres.fields.hstore.HStoreField(blank=True, default=dict, help_text='{"en-GB":"some slug"}', null=True, verbose_name='Slugs for current news obj'),
+        ),
+        migrations.RunPython(fill_uuid, migrations.RunPython.noop),
+    ]

apps/news/models.py

@@ -1,5 +1,9 @@
 """News app models."""
+import uuid
+
+from django.conf import settings
 from django.contrib.contenttypes import fields as generic
+from django.contrib.postgres.fields import HStoreField
 from django.db import models
 from django.db.models import Case, When
 from django.utils import timezone
@@ -11,8 +15,6 @@ from utils.models import (BaseAttributes, TJSONField, TranslatedFieldsMixin, Has
                           ProjectBaseMixin, GalleryModelMixin, IntermediateGalleryModelMixin,
                           FavoritesMixin)
 from utils.querysets import TranslationQuerysetMixin
-from django.conf import settings
-from django.contrib.postgres.fields import HStoreField
 
 
 class Agenda(ProjectBaseMixin, TranslatedFieldsMixin):
@@ -177,11 +179,14 @@ class News(GalleryModelMixin, BaseAttributes, TranslatedFieldsMixin, HasTagsMixi
     description = TJSONField(blank=True, null=True, default=None,
                              verbose_name=_('description'),
                              help_text='{"en-GB":"some text"}')
+    description_to_locale_is_active = HStoreField(null=True, default=dict, blank=True,
+                                                  verbose_name=_('Is description for certain locale active'),
+                                                  help_text='{"en-GB": true, "fr-FR": false}')
     start = models.DateTimeField(blank=True, null=True, default=None,
                                  verbose_name=_('Start'))
     end = models.DateTimeField(blank=True, null=True, default=None,
                                verbose_name=_('End'))
-    slugs = HStoreField(null=True, blank=True, default=None,
+    slugs = HStoreField(null=True, blank=True, default=dict,
                        verbose_name=_('Slugs for current news obj'),
                        help_text='{"en-GB":"some slug"}')
     state = models.PositiveSmallIntegerField(default=WAITING, choices=STATE_CHOICES,
@@ -213,6 +218,8 @@ class News(GalleryModelMixin, BaseAttributes, TranslatedFieldsMixin, HasTagsMixi
                              on_delete=models.SET_NULL, verbose_name=_('site settings'))
     duplication_date = models.DateTimeField(blank=True, null=True, default=None,
                                             verbose_name=_('Duplication datetime'))
+    duplication_uuid = models.UUIDField(default=uuid.uuid4, editable=True, unique=False,
+                                        verbose_name=_('Field to detect doubles'))
     objects = NewsQuerySet.as_manager()
 
     class Meta:
@@ -233,6 +240,12 @@ class News(GalleryModelMixin, BaseAttributes, TranslatedFieldsMixin, HasTagsMixi
         self.duplication_date = timezone.now()
         self.save()
 
+
+    @property
+    def duplicates(self):
+        """Duplicates for this news item excluding same country code labeled"""
+        return News.objects.filter(duplication_uuid=self.duplication_uuid).exclude(country=self.country)
+
     @property
     def is_publish(self):
         return self.state in self.PUBLISHED_STATES

apps/news/serializers.py

@@ -209,6 +209,20 @@ class NewsBackOfficeBaseSerializer(NewsBaseSerializer):
         return super().update(instance, validated_data)
 
 
+class NewsBackOfficeDuplicationInfoSerializer(serializers.ModelSerializer):
+    """Duplication info for news detail."""
+
+    country = CountrySimpleSerializer(read_only=True)
+
+    class Meta:
+        model = models.News
+        fields = (
+            'id',
+            'duplication_date',
+            'country',
+        )
+
+
 class NewsBackOfficeDetailSerializer(NewsBackOfficeBaseSerializer,
                                      NewsDetailSerializer):
     """News detail serializer for back-office users."""
@@ -224,6 +238,7 @@ class NewsBackOfficeDetailSerializer(NewsBackOfficeBaseSerializer,
         queryset=SiteSettings.objects.all())
     template_display = serializers.CharField(source='get_template_display',
                                              read_only=True)
+    duplicates = NewsBackOfficeDuplicationInfoSerializer(many=True, allow_null=True, read_only=True)
 
     class Meta(NewsBackOfficeBaseSerializer.Meta, NewsDetailSerializer.Meta):
         """Meta class."""
@@ -237,6 +252,7 @@ class NewsBackOfficeDetailSerializer(NewsBackOfficeBaseSerializer,
                      'template',
                      'template_display',
                      'is_international',
+                     'duplicates',
                  )