Updates report model

bookwyrm/migrations/0139_report_status.py

@@ -0,0 +1,37 @@
+# Generated by Django 3.2.12 on 2022-02-24 20:41
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+def set_report_statuses(apps, schema_editor):
+    """copy over status fields"""
+    db_alias = schema_editor.connection.alias
+    report_model = apps.get_model("bookwyrm", "Report")
+    reports = report_model.objects.using(db_alias).filter(statuses__isnull=False)
+    for report in reports:
+        report.status = report.statuses.first()
+        report.save()
+
+def set_reverse(apps, schema_editor):
+    """copy over status fields"""
+    db_alias = schema_editor.connection.alias
+    report_model = apps.get_model("bookwyrm", "Report")
+    reports = report_model.objects.using(db_alias).filter(status__isnull=False)
+    for report in reports:
+        report.statuses.set(report.status)
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('bookwyrm', '0138_automod'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='report',
+            name='status',
+            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.PROTECT, related_name='reports', to='bookwyrm.status'),
+        ),
+        migrations.RunPython(set_report_statuses, reverse_code=set_reverse),
+    ]