import { clsx, type ClassValue } from "clsx";
import { twMerge } from "tailwind-merge";

export function cn(...inputs: ClassValue[]) {
    return twMerge(clsx(inputs));
}

export function formatQuantity(value: number | string): string {
    const num = typeof value === 'string' ? parseFloat(value) : value;
    if (isNaN(num)) return '0';
    // 使用 Number() 會自動去除末尾無意義的 0
    return String(Number(num.toFixed(4)));
}