"""Add metadata fields for managed banned words.

Revision ID: 20260117_add_banned_word_metadata
Revises: 20260117_enable_ai_defaults
Create Date: 2026-01-17 21:15:00.000000
"""

import sqlalchemy as sa
from alembic import op

# revision identifiers, used by Alembic.
revision = "20260117_add_banned_word_metadata"
down_revision = "20260117_enable_ai_defaults"
branch_labels = None
depends_on = None


def upgrade() -> None:
    op.add_column(
        "banned_words",
        sa.Column("source", sa.String(length=100), nullable=True),
    )
    op.add_column(
        "banned_words",
        sa.Column("category", sa.String(length=20), nullable=True),
    )
    op.add_column(
        "banned_words",
        sa.Column("managed", sa.Boolean(), nullable=False, server_default=sa.text("false")),
    )
    op.alter_column("banned_words", "managed", server_default=None)


def downgrade() -> None:
    op.drop_column("banned_words", "managed")
    op.drop_column("banned_words", "category")
    op.drop_column("banned_words", "source")