updates

Backend/alembic/versions/add_rate_plan_id_to_bookings.py

@@ -0,0 +1,30 @@
+"""add rate_plan_id to bookings
+
+Revision ID: add_rate_plan_id_001
+Revises: add_group_booking_001
+Create Date: 2024-01-20 00:00:00.000000
+
+"""
+from alembic import op
+import sqlalchemy as sa
+
+# revision identifiers, used by Alembic.
+revision = 'add_rate_plan_id_001'
+down_revision = ('add_group_booking_001', 'add_loyalty_tables_001')
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    # Add rate_plan_id column to bookings table
+    op.add_column('bookings', sa.Column('rate_plan_id', sa.Integer(), nullable=True))
+    op.create_foreign_key('fk_bookings_rate_plan', 'bookings', 'rate_plans', ['rate_plan_id'], ['id'], ondelete='SET NULL')
+    op.create_index(op.f('ix_bookings_rate_plan_id'), 'bookings', ['rate_plan_id'], unique=False)
+
+
+def downgrade() -> None:
+    # Drop foreign key, index, and column from bookings table
+    op.drop_index(op.f('ix_bookings_rate_plan_id'), table_name='bookings')
+    op.drop_constraint('fk_bookings_rate_plan', 'bookings', type_='foreignkey')
+    op.drop_column('bookings', 'rate_plan_id')
+