Remove custom assignments, add `user created` flag

server/assignments/migrations/0003_auto_20181018_0800.py

@@ -0,0 +1,25 @@
+# Generated by Django 2.0.6 on 2018-10-18 08:00
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('assignments', '0002_auto_20181015_1237'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='customassignment',
+            name='assignment_ptr',
+        ),
+        migrations.AddField(
+            model_name='assignment',
+            name='user_created',
+            field=models.BooleanField(default=False),
+        ),
+        migrations.DeleteModel(
+            name='CustomAssignment',
+        ),
+    ]

server/assignments/models.py

@@ -12,15 +12,12 @@ class Assignment(TimeStampedModel):
     owner = models.ForeignKey(get_user_model(),
                               on_delete=models.PROTECT)  # probably don't want to delete all assignments if a user gets deleted
     module = models.ForeignKey(Module, related_name='assignments', on_delete=models.CASCADE)
+    user_created = models.BooleanField(default=False)
 
     def __str__(self):
         return self.title
 
 
-class CustomAssignment(Assignment):
-    pass
-
-
 class StudentSubmission(TimeStampedModel):
     text = models.TextField(blank=True)
     document = models.URLField(blank=True, default='', max_length=255)

server/books/schema/mutations/utils.py

@@ -50,6 +50,7 @@ def handle_content_block(content, context, module, allowed_blocks=ALLOWED_BLOCKS
             assignment=content['value']['assignment'],
             owner=context.user,
             module=module,
+            user_created=True
         )
 
         return {