"""add version to scenarios

Revision ID: c8e2f5a7b901
Revises: b7d4e6f81c22
Create Date: 2026-07-29
"""
from typing import Sequence, Union

import sqlalchemy as sa
import sqlmodel  # noqa: F401
from alembic import op

# revision identifiers, used by Alembic.
revision: str = "c8e2f5a7b901"
down_revision: Union[str, Sequence[str], None] = "b7d4e6f81c22"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    with op.batch_alter_table("scenarios") as batch_op:
        batch_op.add_column(
            sa.Column("version", sa.Integer(), nullable=False, server_default="1")
        )


def downgrade() -> None:
    with op.batch_alter_table("scenarios") as batch_op:
        batch_op.drop_column("version")