From f75a1b0338f003181c47eb541b314887662ae27c Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Lo=C3=AFc=20Gremaud?= <loic.gremaud@arcanite.ch>
Date: Fri, 23 Oct 2026 21:26:22 +0200
Subject: [PATCH] reset opus-magnum sequence

---
 .../migrations/0019_reset_sequences.py        | 33 +++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 polylan_submitter/opus_magnum/migrations/0019_reset_sequences.py

diff --git a/polylan_submitter/opus_magnum/migrations/0019_reset_sequences.py b/polylan_submitter/opus_magnum/migrations/0019_reset_sequences.py
new file mode 100644
index 0000000..cc31c5b
--- /dev/null
+++ b/polylan_submitter/opus_magnum/migrations/0019_reset_sequences.py
@@ -0,0 +1,33 @@
+# 0015 copied rows with their ids via raw INSERT ... SELECT *, which doesn't
+# bump postgres sequences -> new inserts collide on the pkey. Resync them.
+
+from django.core.management.color import no_style
+from django.db import migrations
+
+MODEL_NAMES = [
+    "SteamAPIKey",
+    "SteamCollection",
+    "SteamCollectionItem",
+    "Submission",
+    "PuzzleResponse",
+    "SubmissionFile",
+]
+
+
+def reset_sequences(apps, schema_editor):
+    connection = schema_editor.connection
+    models = [apps.get_model("opus_magnum", name) for name in MODEL_NAMES]
+    statements = connection.ops.sequence_reset_sql(no_style(), models)
+    with connection.cursor() as cursor:
+        for sql in statements:
+            cursor.execute(sql)
+
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ("opus_magnum", "0018_event_required"),
+    ]
+
+    operations = [
+        migrations.RunPython(reset_sequences, migrations.RunPython.noop),
+    ]