"""add audit_logs table

Revision ID: 0002
Revises: 0001
Create Date: 2026-03-27

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa

revision: str = "0002"
down_revision: Union[str, None] = "0001"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.create_table(
        "audit_logs",
        sa.Column("id", sa.Integer, primary_key=True, autoincrement=True),
        sa.Column("operator_id", sa.Integer, sa.ForeignKey("users.id"), nullable=False),
        sa.Column("action", sa.String(100), nullable=False, index=True),
        sa.Column("target_type", sa.String(50), nullable=False),
        sa.Column("target_id", sa.Integer, nullable=True),
        sa.Column("detail", sa.Text, nullable=True),
        sa.Column("created_at", sa.DateTime(timezone=True), server_default=sa.func.now()),
    )


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