add registration acceptance, show count to staff only

events/migrations/0003_eventregistration_accepted.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.0.8 on 2021-04-21 14:36
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('events', '0002_auto_20210418_2026'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='eventregistration',
+            name='accepted',
+            field=models.BooleanField(default=True),
+        ),
+    ]

events/models.py

@@ -12,6 +12,9 @@ class Event(models.Model):
 
     def count_registrations(self):
         return self.eventregistration_set.count()
+    
+    def count_registrations_accepted(self):
+        return self.eventregistration_set.filter(accepted=True).count()
 
     def registration_of(self, user):
         if not user.is_authenticated:
@@ -29,6 +32,9 @@ class Event(models.Model):
 class EventRegistration(TimeStampedModel):
     event = models.ForeignKey(Event, on_delete=models.CASCADE)
     user = models.ForeignKey(CustomUser, on_delete=models.CASCADE)
+    # A user is by default valid.
+    # The board can then check if a user has indeed been active in any way and they can invalidate the membership
+    accepted = models.BooleanField(default=True)
 
     class Meta:
         constraints = [

events/templates/events/registrations.html

@@ -4,8 +4,12 @@
 <form action="{% url 'events:deregister' event.id %}" method="post">
 {% endif %}
 	{% csrf_token %}
-	<p style="margin-left: 2em;">{{ event.count_registrations }}
-		registratie{% if event.count_registrations != 1 %}s{%endif%}</p>
+	{% if user.is_staff %}
+		<div style="margin-left: 2em;">
+			<p>{{ event.count_registrations }} registratie{% if event.count_registrations != 1 %}s{%endif%}</p>
+			<p>{{ event.count_registrations_accepted }} geaccepteerde registratie{% if event.count_registrations_accepted != 1 %}s{%endif%}</p>
+		</div>
+	{% endif %}
 
 	{% if not user.is_authenticated %}
 		<p><i>Je moet inloggen voor je je kan inschrijven.</i></p>