"""add_settings_table

Revision ID: c1148f55dcd9
Revises: 277d91f6540f
Create Date: 2025-12-29 00:46:10.442689+00:00

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa
from sqlalchemy.dialects import postgresql


# revision identifiers, used by Alembic.
revision: str = 'c1148f55dcd9'
down_revision: Union[str, None] = '277d91f6540f'
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    # Create settings table
    op.create_table(
        'settings',
        sa.Column('id', sa.Integer(), nullable=False),
        sa.Column('key', sa.String(length=255), nullable=False),
        sa.Column('value', postgresql.JSON(astext_type=sa.Text()), nullable=False),
        sa.Column('updated_at', sa.DateTime(), nullable=True),
        sa.PrimaryKeyConstraint('id'),
        sa.UniqueConstraint('key')
    )

    # Insert default auto_registration setting (enabled by default)
    op.execute(
        """
        INSERT INTO settings (key, value, updated_at)
        VALUES ('auto_registration', '{"enabled": true}', NOW())
        """
    )


def downgrade() -> None:
    op.drop_table('settings')