feat(poll): enforce active respondent uniqueness

2026-07-22 02:54:09 +02:00
parent e2e816cb21
commit cac7733bee
3 changed files with 321 additions and 0 deletions
@@ -99,6 +99,18 @@ class PollResponse(Base, TimestampMixin):
    __table_args__ = (
        Index("ix_poll_responses_poll_submitted", "poll_id", "submitted_at"),
        Index("ix_poll_responses_poll_respondent", "poll_id", "respondent_id"),
+        Index(
+            "uq_poll_responses_active_respondent",
+            "poll_id",
+            "respondent_id",
+            unique=True,
+            sqlite_where=text(
+                "deleted_at IS NULL AND respondent_id IS NOT NULL"
+            ),
+            postgresql_where=text(
+                "deleted_at IS NULL AND respondent_id IS NOT NULL"
+            ),
+        ),
        Index("ix_poll_responses_tenant_poll", "tenant_id", "poll_id"),
    )