"""添加审计日志表

Revision ID: 004
Revises: 003
Create Date: 2026-02-09

"""
from typing import Sequence, Union

from alembic import op
import sqlalchemy as sa

# revision identifiers, used by Alembic.
revision: str = '004'
down_revision: Union[str, None] = '003'
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('action', sa.String(50), nullable=False, index=True),
        sa.Column('resource_type', sa.String(50), nullable=False, index=True),
        sa.Column('resource_id', sa.String(64), nullable=True, index=True),
        sa.Column('user_id', sa.String(64), nullable=True, index=True),
        sa.Column('user_name', sa.String(255), nullable=True),
        sa.Column('user_role', sa.String(20), nullable=True),
        sa.Column('detail', sa.Text(), nullable=True),
        sa.Column('ip_address', sa.String(45), nullable=True),
        sa.Column('created_at', sa.DateTime(timezone=True), server_default=sa.func.now(), nullable=False, index=True),
    )


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