Raffle draw changes

pinaxcon/raffle/mixins.py

@@ -36,7 +36,7 @@ class RaffleMixin:
             yield (item['id'], list(create_ticket_numbers(item)))
 
 
-class PrizeMixin:
+class LockMixin():
     @property
     def locked(self):
         return self._locked
@@ -45,6 +45,8 @@ class PrizeMixin:
         self.audit_events.create(user=user, reason="Unlocked")
         self._locked = False
 
+
+class PrizeMixin:
     def remove_winner(self, user):
         reason = "Removed winning ticket: {}".format(self.winning_ticket.id)
         self.audit_events.create(user=user, reason=reason)

pinaxcon/raffle/models.py

@@ -1,6 +1,6 @@
 from django.db import models
 
-from pinaxcon.raffle.mixins import PrizeMixin, RaffleMixin
+from pinaxcon.raffle.mixins import PrizeMixin, RaffleMixin, LockMixin
 
 
 class Raffle(RaffleMixin, models.Model):
@@ -16,7 +16,7 @@ class Raffle(RaffleMixin, models.Model):
         return self.description
 
 
-class Prize(PrizeMixin, models.Model):
+class Prize(PrizeMixin, LockMixin, models.Model):
     """
     Stores a Prize for a given :model:`pinaxcon_raffle.Raffle`.
 
@@ -56,7 +56,7 @@ class PrizeAudit(models.Model):
         return self.reason
 
 
-class Draw(models.Model):
+class Draw(LockMixin, models.Model):
     """
     Stores a draw for a given :model:`pinaxcon_raffle.Raffle`, along with audit fields
     for the creating :model:`auth.User` and the creation timestamp.
@@ -69,7 +69,7 @@ class Draw(models.Model):
         return f"{self.raffle}: {self.drawn_time}"
 
 
-class DrawnTicket(models.Model):
+class DrawnTicket(LockMixin, models.Model):
     """
     Stores the result of a ticket draw, along with the corresponding
     :model:`pinaxcon_raffle.Draw`, :model:`pinaxcon_raffle.Prize` and the

pinaxcon/raffle/signals.py

@@ -69,8 +69,9 @@ def prevent_locked_prize_deletion(sender, instance, **kwargs):
 
 @receiver(pre_delete, sender=DrawnTicket)
 def prevent_drawn_ticket_deletion(sender, instance, **kwargs):
-    """Protects :model:`pinaxcon_raffle.DrawnTicket` from deletion."""
-    raise IntegrityError("Deleting a drawn ticket is not allowed.")
+    """Protects :model:`pinaxcon_raffle.DrawnTicket` from deletion if lock is in place."""
+    if instance.locked:
+        raise IntegrityError("Deleting a drawn ticket is not allowed.")
 
 
 @receiver(pre_save, sender=DrawnTicket)

pinaxcon/templates/raffle_draw.html

@@ -18,9 +18,11 @@
     {% if prize.winning_ticket %}
     {% with prize.winning_ticket as winner %}
     {# this should be attendee name #}
-    <p><strong>Winning ticket {{ winner.ticket }}, {{ winner.lineitem.invoice.user }}</strong><br />
+    {% with winner.lineitem.invoice.user.attendee.attendeeprofilebase as profile %}
+    <p><strong>Winning ticket {{ winner.ticket }}, {{ profile.attendee_name }}</strong><br />
       Drawn by {{ winner.draw.drawn_by }}, {{ winner.draw.drawn_time}}
     </p>
+    {% endwith %}
     <div class="alert alert-danger">
       <form method="POST" action="{% url 'raffle-redraw' winner.id %}">
         {% csrf_token %}