remove changes_text column

auditlog/management/commands/auditlogmigratejson.py

@@ -79,9 +79,7 @@ class Command(BaseCommand):
         return False
 
     def get_logs(self):
-        return LogEntry.objects.filter(
-            changes_text__isnull=False, changes__isnull=True
-        ).exclude(changes_text__exact="")
+        return LogEntry.objects.filter(changes__isnull=True)
 
     def migrate_using_django(self, batch_size):
         def _apply_django_migration(_logs) -> int:
@@ -89,13 +87,6 @@ class Command(BaseCommand):
 
             updated = []
             errors = []
-            for log in _logs:
-                try:
-                    log.changes = json.loads(log.changes_text)
-                except ValueError:
-                    errors.append(log.id)
-                else:
-                    updated.append(log)
 
             LogEntry.objects.bulk_update(updated, fields=["changes"])
             if errors:

auditlog/migrations/0017_auto_20240210_1014.py

@@ -0,0 +1,23 @@
+# Generated by Django 3.2.19 on 2024-02-10 10:14
+
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("auditlog", "0016_auto_20240210_0934"),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name="logentry",
+            old_name="object_repr",
+            new_name="object_representation",
+        ),
+        migrations.RenameField(
+            model_name="logentry",
+            old_name="object_pk",
+            new_name="record",
+        ),
+    ]

auditlog/models.py

@@ -300,7 +300,6 @@ class LogEntry(models.Model):
     action = models.PositiveSmallIntegerField(
         choices=Action.choices, verbose_name=_("action"), db_index=True
     )
-    changes_text = models.TextField(blank=True, verbose_name=_("change message"))
     changes = models.JSONField(null=True, verbose_name=_("change message"))
     timestamp = models.DateTimeField(
         default=django_timezone.now,
@@ -510,9 +509,6 @@ def _changes_func() -> Callable[[LogEntry], Dict]:
     def json_then_text(instance: LogEntry) -> Dict:
         if instance.changes:
             return instance.changes
-        elif instance.changes_text:
-            with contextlib.suppress(ValueError):
-                return json.loads(instance.changes_text)
         return {}
 
     def default(instance: LogEntry) -> Dict: