"""Add masking_rule table

Revision ID: 006
Revises: 005
Create Date: 2026-04-23 17:00:00.000000

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa

# revision identifiers, used by Alembic.
revision: str = "006"
down_revision: Union[str, None] = "005"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table(
        "masking_rule",
        sa.Column("id", sa.Integer(), primary_key=True, index=True),
        sa.Column("name", sa.String(100), nullable=False),
        sa.Column("level_id", sa.Integer(), sa.ForeignKey("data_level.id"), nullable=True),
        sa.Column("category_id", sa.Integer(), sa.ForeignKey("category.id"), nullable=True),
        sa.Column("algorithm", sa.String(20), nullable=False),
        sa.Column("params", sa.JSON(), nullable=True),
        sa.Column("is_active", sa.Boolean(), default=True),
        sa.Column("description", sa.Text(), nullable=True),
        sa.Column("created_at", sa.DateTime(), default=sa.func.now()),
        sa.Column("updated_at", sa.DateTime(), default=sa.func.now(), onupdate=sa.func.now()),
    )


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