export function percentageOf(part: number, total: number): number {
    return total > 0 ? Math.round((part / total) * 100) : 0;
}

/** Turns red as the deadline passes, amber once it's within 3 days. */
export function deadlineTextClass(deadline: string): string {
    const hoursLeft = (new Date(deadline).getTime() - Date.now()) / 3_600_000;

    if (hoursLeft <= 0) {
        return 'font-medium text-destructive';
    }

    if (hoursLeft <= 24) {
        return 'text-destructive';
    }

    if (hoursLeft <= 72) {
        return 'text-amber-600 dark:text-amber-500';
    }

    return 'text-muted-foreground';
}