"""appointment relation table

Revision ID: a3a9b7d17bdd
Revises: 827c736d4aeb
Create Date: 2025-05-13 11:09:24.512689

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa


# revision identifiers, used by Alembic.
revision: str = 'a3a9b7d17bdd'
down_revision: Union[str, None] = '827c736d4aeb'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    """Upgrade schema."""
    op.add_column('clinic_doctors', sa.Column('clinic_id', sa.Integer(), nullable=True))
    op.create_foreign_key(None, 'clinic_doctors', 'clinics', ['clinic_id'], ['id'])
    # ### end Alembic commands ###


def downgrade() -> None:
    """Downgrade schema."""
    # ### commands auto generated by Alembic - please adjust! ###
    op.drop_constraint(None, 'clinic_doctors', type_='foreignkey')
    op.drop_column('clinic_doctors', 'clinic_id')
    # ### end Alembic commands ###