games/apps.py

@@ -1,6 +1,8 @@
 from datetime import timedelta
 
 from django.apps import AppConfig
+from django.core.management import call_command
+from django.db.models.signals import post_migrate
 from django.utils.timezone import now
 
 
@@ -9,6 +11,10 @@ class GamesConfig(AppConfig):
     name = "games"
 
     def ready(self):
+        post_migrate.connect(schedule_tasks, sender=self)
+
+
+def schedule_tasks(sender, **kwargs):
     from django_q.models import Schedule
     from django_q.tasks import schedule
 
@@ -19,3 +25,9 @@ class GamesConfig(AppConfig):
             schedule_type=Schedule.HOURLY,
             next_run=now() + timedelta(seconds=30),
         )
+
+    from games.models import ExchangeRate
+
+    if not ExchangeRate.objects.exists():
+        print("ExchangeRate table is empty. Loading fixture...")
+        call_command("loaddata", "exchangerates.yaml")