"""ui_settings singleton for SAC UI preferences

Revision ID: 012
Revises: 011
"""

from typing import Sequence, Union

import sqlalchemy as sa
from alembic import op

revision: str = "012"
down_revision: Union[str, None] = "011"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table(
        "ui_settings",
        sa.Column("id", sa.Integer(), nullable=False),
        sa.Column("show_sidebar_system_stats", sa.Boolean(), nullable=False, server_default=sa.text("true")),
        sa.PrimaryKeyConstraint("id"),
    )
    op.execute(
        "INSERT INTO ui_settings (id, show_sidebar_system_stats) VALUES (1, true)"
    )


def downgrade() -> None:
    op.drop_table("ui_settings")