"""Add token tracking columns for folder integration.

Revision ID: d6e3f4a5b6c7
Revises: 006
Create Date: 2026-05-11 00:00:00.000000

"""
from __future__ import annotations

from typing import Sequence, Union

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

# revision identifiers, used by Alembic.
revision: str = "d6e3f4a5b6c7"
down_revision: Union[str, None] = "006"
branch_labels: Union[str, Sequence[str], None] = None
depends_on: Union[str, Sequence[str], None] = None


def upgrade() -> None:
    op.add_column(
        "agent_run_logs",
        sa.Column("tokens_used", sa.Integer(), nullable=False, server_default="0"),
    )
    op.create_table(
        "monthly_token_usage",
        sa.Column("user_id", UUID(as_uuid=False), sa.ForeignKey("users.id", ondelete="CASCADE"), nullable=False),
        sa.Column("year_month", sa.String(7), nullable=False),
        sa.Column("feature", sa.String(64), nullable=False),
        sa.Column("tokens_used", sa.Integer(), nullable=False, server_default="0"),
        sa.PrimaryKeyConstraint("user_id", "year_month", "feature"),
    )
    op.create_index(
        "ix_monthly_token_usage_user_month",
        "monthly_token_usage",
        ["user_id", "year_month"],
    )


def downgrade() -> None:
    op.drop_index("ix_monthly_token_usage_user_month", table_name="monthly_token_usage")
    op.drop_table("monthly_token_usage")
    op.drop_column("agent_run_logs", "tokens_used")