from __future__ import annotations

import yaml

from tracker.config import _TRACKER_REPO_ROOT


def patch_active_program_id(program_id: int | None) -> None:
    """Rewrite `active_program_id` in config.yaml at the tracker repo root."""
    path = _TRACKER_REPO_ROOT / "config.yaml"
    raw = yaml.safe_load(path.read_text())
    raw["active_program_id"] = program_id
    path.write_text(yaml.safe_dump(raw, sort_keys=False, allow_unicode=True))