MIGRATION: dav_registration: try to incoorporate feedback from trainers

dav_registration/models.py

@@ -2,6 +2,7 @@
 from __future__ import unicode_literals
 import datetime
 import logging
+import uuid
 from django.db import models
 from django.urls import reverse
 from django.utils import timezone
@@ -21,6 +22,7 @@ one_day = datetime.timedelta(1)
 
 @python_2_unicode_compatible
 class Registration(models.Model):
+    id = models.UUIDField(primary_key=True, default=uuid.uuid4, editable=False)
     event = models.ForeignKey(Event, related_name='registrations')
     created_at = models.DateTimeField(auto_now_add=True)
 
@@ -108,7 +110,7 @@ class Registration(models.Model):
         elif event.last_day:
             last_day = event.last_day
         elif event.alt_first_day:
-            last_day = event.alt_fisrt_day
+            last_day = event.alt_first_day
         else:
             last_day = event.first_day
         return timezone.make_aware(datetime.datetime.combine(last_day + one_day * 7, midnight))