daily-matching

server/migrations/versions/f5b008fa8a14_add_daily_recording_requests.py

@@ -0,0 +1,67 @@
+"""add_daily_recording_requests
+
+Revision ID: f5b008fa8a14
+Revises: 1b1e6a6fc465
+Create Date: 2026-01-20 22:32:06.697144
+
+"""
+
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+from alembic import op
+
+# revision identifiers, used by Alembic.
+revision: str = "f5b008fa8a14"
+down_revision: Union[str, None] = "1b1e6a6fc465"
+branch_labels: Union[str, Sequence[str], None] = None
+depends_on: Union[str, Sequence[str], None] = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "daily_recording_request",
+        sa.Column("recording_id", sa.String(), nullable=False),
+        sa.Column("meeting_id", sa.String(), nullable=False),
+        sa.Column("instance_id", sa.String(), nullable=False),
+        sa.Column("type", sa.String(), nullable=False),
+        sa.Column("requested_at", sa.DateTime(timezone=True), nullable=False),
+        sa.ForeignKeyConstraint(["meeting_id"], ["meeting.id"], ondelete="CASCADE"),
+        sa.PrimaryKeyConstraint("recording_id"),
+    )
+    op.create_index("idx_meeting_id", "daily_recording_request", ["meeting_id"])
+    op.create_index("idx_instance_id", "daily_recording_request", ["instance_id"])
+
+    # Clean up orphaned recordings before adding FK constraint
+    op.execute("""
+        UPDATE recording SET status = 'orphan', meeting_id = NULL
+        WHERE meeting_id IS NOT NULL
+        AND meeting_id NOT IN (SELECT id FROM meeting)
+    """)
+
+    # Add FK constraint to recording table (cascade delete recordings when meeting deleted)
+    op.execute("""
+        ALTER TABLE recording ADD CONSTRAINT fk_recording_meeting
+          FOREIGN KEY (meeting_id) REFERENCES meeting(id) ON DELETE CASCADE
+    """)
+
+    # Add CHECK constraints to enforce orphan invariants
+    op.execute("""
+        ALTER TABLE recording ADD CONSTRAINT chk_orphan_no_meeting
+          CHECK (status != 'orphan' OR meeting_id IS NULL)
+    """)
+    op.execute("""
+        ALTER TABLE recording ADD CONSTRAINT chk_non_orphan_has_meeting
+          CHECK (status = 'orphan' OR meeting_id IS NOT NULL)
+    """)
+
+
+def downgrade() -> None:
+    op.execute("ALTER TABLE recording DROP CONSTRAINT IF EXISTS chk_orphan_no_meeting")
+    op.execute(
+        "ALTER TABLE recording DROP CONSTRAINT IF EXISTS chk_non_orphan_has_meeting"
+    )
+    op.execute("ALTER TABLE recording DROP CONSTRAINT IF EXISTS fk_recording_meeting")
+    op.drop_index("idx_instance_id", table_name="daily_recording_request")
+    op.drop_index("idx_meeting_id", table_name="daily_recording_request")
+    op.drop_table("daily_recording_request")