// A schedule with no stored hours opens Monday to Friday, 09:00-17:00; stored hours always win.
export const DEFAULT_WORKWEEK_DAYS = ['mon', 'tue', 'wed', 'thu', 'fri'];
export const DEFAULT_WORKDAY_START = '09:00';
export const DEFAULT_WORKDAY_END = '17:00';

type HoursRow = {
    available?: boolean;
    allDay?: boolean;
    daysOfWeek?: string[];
    availableStartTime?: string;
    availableEndTime?: string;
};

export const seedDefaultWorkweek = <T extends HoursRow>(rows: T[]): T[] => {
    if (rows.some((row) => row.available)) return rows;
    return rows.map((row) =>
        DEFAULT_WORKWEEK_DAYS.includes(row.daysOfWeek?.[0] ?? '')
            ? {
                ...row,
                available: true,
                allDay: false,
                availableStartTime: DEFAULT_WORKDAY_START,
                availableEndTime: DEFAULT_WORKDAY_END,
            }
            : row,
    );
};