from __future__ import annotations

import json
from datetime import date
from pathlib import Path


def is_workday(selected_date: date, calendar_path: Path) -> bool:
    if not calendar_path.exists():
        return selected_date.weekday() < 5

    calendar = json.loads(calendar_path.read_text(encoding="utf-8"))
    day = selected_date.isoformat()
    holidays = set(calendar.get("holidays", []))
    makeup_workdays = set(calendar.get("makeup_workdays", []))

    if day in makeup_workdays:
        return True
    if day in holidays:
        return False
    return selected_date.weekday() < 5