Soft delete via a delete_at nullable column, rather than a bool

api/migrations/0003_remove_challenge_active_remove_challengegroup_active_and_more.py

@@ -0,0 +1,40 @@
+# Generated by Django 5.0.7 on 2024-07-26 18:11
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('api', '0002_typingspeed'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='challenge',
+            name='active',
+        ),
+        migrations.RemoveField(
+            model_name='challengegroup',
+            name='active',
+        ),
+        migrations.RemoveField(
+            model_name='typingspeed',
+            name='active',
+        ),
+        migrations.AddField(
+            model_name='challenge',
+            name='deleted_at',
+            field=models.DateTimeField(blank=True, default=None, null=True),
+        ),
+        migrations.AddField(
+            model_name='challengegroup',
+            name='deleted_at',
+            field=models.DateTimeField(blank=True, default=None, null=True),
+        ),
+        migrations.AddField(
+            model_name='typingspeed',
+            name='deleted_at',
+            field=models.DateTimeField(blank=True, default=None, null=True),
+        ),
+    ]

core/models.py

@@ -11,9 +11,9 @@ class CoreBaseModel(models.Model):
         editable=False,
         unique=True,
     )
-    active = models.BooleanField(default=True)  # Soft delete field
     created_at = models.DateTimeField(auto_now_add=True)
     updated_at = models.DateTimeField(auto_now=True)
+    deleted_at = models.DateTimeField(null=True, blank=True, default=None)
 
     class Meta:
         abstract = True