LIL-294. Add uuid field to content block

api/v1/serializers/content.py

@@ -61,6 +61,7 @@ class ImageCreateSerializer(serializers.ModelSerializer):
         model = Image
         fields = (
             'id',
+            'uuid',
             'course',
             'lesson',
             'title',
@@ -93,6 +94,7 @@ class TextCreateSerializer(serializers.ModelSerializer):
         model = Text
         fields = (
             'id',
+            'uuid',
             'course',
             'lesson',
             'title',
@@ -124,6 +126,7 @@ class ImageTextCreateSerializer(serializers.ModelSerializer):
         model = ImageText
         fields = (
             'id',
+            'uuid',
             'course',
             'lesson',
             'title',
@@ -157,6 +160,7 @@ class VideoCreateSerializer(serializers.ModelSerializer):
         model = Video
         fields = (
             'id',
+            'uuid',
             'course',
             'lesson',
             'title',
@@ -212,6 +216,7 @@ class GallerySerializer(serializers.ModelSerializer):
         model = Gallery
         fields = (
             'id',
+            'uuid',
             'course',
             'lesson',
             'title',

apps/content/migrations/0015_content_uuid.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.0.3 on 2018-03-16 11:05
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('content', '0014_auto_20180215_1503'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='content',
+            name='uuid',
+            field=models.UUIDField(blank=True, null=True),
+        ),
+    ]

apps/content/models.py

@@ -17,6 +17,7 @@ class ImageObject(models.Model):
 
 
 class Content(PolymorphicModel):
+    uuid = models.UUIDField(null=True, blank=True)
     course = models.ForeignKey(
         'course.Course', on_delete=models.CASCADE,
         null=True, blank=True,