Collection: add content support.

django_etesync/migrations/0027_collection_mainitem.py

@@ -0,0 +1,19 @@
+# Generated by Django 3.0.3 on 2020-03-12 14:14
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('django_etesync', '0026_collectionitemrevision_meta'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='collection',
+            name='mainItem',
+            field=models.OneToOneField(null=True, on_delete=django.db.models.deletion.PROTECT, related_name='of_collection', to='django_etesync.CollectionItem'),
+        ),
+    ]

django_etesync/migrations/0028_auto_20200312_1819.py

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+# Generated by Django 3.0.3 on 2020-03-12 18:19
+
+import django.core.validators
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('django_etesync', '0027_collection_mainitem'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='collectionitem',
+            name='encryptionKey',
+            field=models.BinaryField(editable=True, null=True),
+        ),
+        migrations.AlterField(
+            model_name='collectionitem',
+            name='uid',
+            field=models.CharField(db_index=True, max_length=44, null=True, validators=[django.core.validators.RegexValidator(message='Not a valid UID', regex='[a-zA-Z0-9]')]),
+        ),
+    ]

django_etesync/migrations/0029_auto_20200312_1849.py

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+# Generated by Django 3.0.3 on 2020-03-12 18:49
+
+from django.db import migrations
+from django_etesync.serializers import generate_rev_uid
+
+
+def add_collection_main_item(apps, schema_editor):
+    Collection = apps.get_model('django_etesync', 'Collection')
+    CollectionItem = apps.get_model('django_etesync', 'CollectionItem')
+    CollectionItemRevision = apps.get_model('django_etesync', 'CollectionItemRevision')
+
+    for col in Collection.objects.all():
+        main_item = CollectionItem.objects.create(uid=None, encryptionKey=None, version=col.version, collection=col)
+        col.mainItem = main_item
+        col.save()
+
+        CollectionItemRevision.objects.create(
+            uid=generate_rev_uid(),
+            hmac='hmac-hash',
+            item=main_item)
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('django_etesync', '0028_auto_20200312_1819'),
+    ]
+
+    operations = [
+        migrations.RunPython(add_collection_main_item),
+    ]

django_etesync/migrations/0030_auto_20200312_1859.py

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+# Generated by Django 3.0.3 on 2020-03-12 18:59
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('django_etesync', '0029_auto_20200312_1849'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='collection',
+            name='mainItem',
+            field=models.OneToOneField(on_delete=django.db.models.deletion.PROTECT, related_name='of_collection', to='django_etesync.CollectionItem'),
+        ),
+    ]