"""Change orders.tariff_code to string."""

from collections.abc import Sequence

from alembic import op
import sqlalchemy as sa


revision: str = "20260530_037"
down_revision: str | None = "20260527_036"
branch_labels: str | Sequence[str] | None = None
depends_on: str | Sequence[str] | None = None


def upgrade() -> None:
    op.alter_column(
        "orders",
        "tariff_code",
        existing_type=sa.Integer(),
        type_=sa.String(length=128),
        existing_nullable=False,
        postgresql_using="tariff_code::varchar",
    )


def downgrade() -> None:
    op.alter_column(
        "orders",
        "tariff_code",
        existing_type=sa.String(length=128),
        type_=sa.Integer(),
        existing_nullable=False,
        postgresql_using="tariff_code::integer",
    )