import { noop } from 'es-toolkit';
import type { CSSProperties, FC, MouseEvent, ReactNode } from 'react';
import { Icon, type IconName } from './Icon/Icon.tsx';

interface ButtonProps {
	label?: string;
	title?: string;
	iconName?: IconName;
	iconClassname?: string;
	iconComponent?: ReactNode;
	active?: boolean;
	onClick?: (evt: MouseEvent) => void;
	children?: ReactNode;
	className?: string;
	style?: CSSProperties;
	dataId?: string;
	size?: 'small' | 'regular';
	type?: 'regular' | 'transparent';
	left?: ReactNode;
	right?: ReactNode;
}

export const Button: FC<ButtonProps> = ({
	label,
	title,
	iconName,
	iconClassname,
	iconComponent,
	onClick,
	active = false,
	children,
	className,
	style,
	dataId,
	type = 'regular',
	size = 'regular',
	left = null,
	right = null,
}) => {
	// 색은 App.css의 테마 토큰이 data-type/data-active로 준다 — 여기서는 배치만 · 높이 = 크기 단 42(글 14 · 둥글기 8)
	const classParts = [
		'font-semibold h-[42px] text-sm rounded-lg flex flex-row justify-start w-full items-center',
		size === 'regular' ? 'pl-2 pr-2 gap-2' : '',
		size === 'small' ? 'pl-2 pr-2 gap-0' : '',
		className || '',
	];
	return (
		<>
			<button
				className={classParts.join(' ')}
				style={style}
				data-active={active}
				data-size={size}
				data-type={type}
				onClick={onClick || noop}
				onKeyUp={(evt) => {
					if (evt.key === 'Enter' || evt.key === ' ') {
						onClick?.(evt as unknown as MouseEvent);
					}
				}}
				title={title}
				data-id={dataId}
				type="button"
			>
				{iconComponent ||
					(iconName && (
						<Icon
							name={iconName}
							className={`${iconClassname ?? ''} ${size === 'small' ? 'w-4' : 'w-5'}`}
						/>
					))}
				<div className="flex flex-row flex-nowrap">{left}</div>
				{label && <span className="text-nowrap flex-grow text-left">{label}</span>}
				{children}
				<div className="flex flex-row flex-nowrap">{right}</div>
			</button>
		</>
	);
};