From 1131b0289171800c17f1f1aa1689afbfe7029447 Mon Sep 17 00:00:00 2001
From: Kuroshini <o.hayatov@id-east.ru>
Date: Tue, 17 Dec 2019 21:53:42 +0300
Subject: [PATCH] add collection migration & fix serializer according to the
 task

---
 .../migrations/0027_auto_20191217_1852.py      | 18 ++++++++++++++++++
 apps/collection/serializers/back.py            |  3 +++
 2 files changed, 21 insertions(+)
 create mode 100644 apps/collection/migrations/0027_auto_20191217_1852.py

diff --git a/apps/collection/migrations/0027_auto_20191217_1852.py b/apps/collection/migrations/0027_auto_20191217_1852.py
new file mode 100644
index 00000000..5cbc4e0d
--- /dev/null
+++ b/apps/collection/migrations/0027_auto_20191217_1852.py
@@ -0,0 +1,18 @@
+# Generated by Django 2.2.7 on 2019-12-17 18:52
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('collection', '0026_merge_20191217_1151'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='collection',
+            name='slug',
+            field=models.SlugField(max_length=255, null=True, unique=True, verbose_name='Collection slug'),
+        ),
+    ]
diff --git a/apps/collection/serializers/back.py b/apps/collection/serializers/back.py
index 35917142..06630d8e 100644
--- a/apps/collection/serializers/back.py
+++ b/apps/collection/serializers/back.py
@@ -43,6 +43,9 @@ class CollectionBackOfficeSerializer(CollectionBaseSerializer):
             'related_object_names',
             'rank',
         ]
+        extra_kwargs = {
+            'slug': {'read_only': True},
+        }
 
 
 class CollectionBindObjectSerializer(serializers.Serializer):