Border Draw Button

'use client';

import type { CSSProperties, ElementType, HTMLAttributes, ReactNode } from 'react';
import './BorderDrawButton.css';

/**
 * BorderDrawButton — A button that animates its border being drawn on hover.
 *
 * @param color - Optional. Accent color of the drawn border. Default '#6366f1'.
 */
export interface BorderDrawButtonProps extends HTMLAttributes<HTMLElement> {
  href?: string;
  target?: string;
  rel?: string;
  type?: 'button' | 'submit' | 'reset';
  color?: string;
  size?: 'sm' | 'md' | 'lg';
  disabled?: boolean;
  children?: ReactNode;
}

export function BorderDrawButton({
  href,
  type = 'button',
  color = '#6366f1',
  size = 'md',
  disabled = false,
  className,
  style,
  children,
  ...rest
}: BorderDrawButtonProps) {
  const Tag: ElementType = href ? 'a' : 'button';
  return (
    <Tag
      {...rest}
      href={href}
      type={href ? undefined : type}
      disabled={href ? undefined : disabled}
      aria-disabled={href && disabled ? true : undefined}
      className={['draw-btn', `draw-btn--${size}`, className].filter(Boolean).join(' ')}
      style={{ '--btn-color': color, ...style } as CSSProperties}
    >
      <span className="draw-btn__text">{children}</span>
    </Tag>
  );
}

export default BorderDrawButton;

/* BorderDrawButton — ported from astro-component-kit (buttons/BorderDrawButton.astro) */

.draw-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  color: var(--c-text-2, #94a3b8);
  border: 2px solid rgba(255, 255, 255, 0.05);
  cursor: pointer;
  text-decoration: none;
  transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  font-weight: 600;
  user-select: none;
  white-space: nowrap;
  font-family: var(--font-sans, inherit);
}

.draw-btn__text {
  position: relative;
  z-index: 2;
  transition: color 0.5s ease;
}

.draw-btn::before,
.draw-btn::after {
  content: '';
  position: absolute;
  width: 0;
  height: 0;
  border: 2px solid transparent;
  z-index: 1;
  transition: width 0.2s 0.2s ease-out, height 0.2s ease-out, border-color 0.1s;
}

.draw-btn::before {
  top: -2px;
  left: -2px;
}

.draw-btn::after {
  bottom: -2px;
  right: -2px;
}

.draw-btn:hover:not(:disabled) {
  color: #fff;
  border-color: transparent;
}

.draw-btn:hover:not(:disabled)::before {
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  border-top-color: var(--btn-color);
  border-right-color: var(--btn-color);
  transition: width 0.2s ease-out, height 0.2s 0.2s ease-out;
}

.draw-btn:hover:not(:disabled)::after {
  width: calc(100% + 4px);
  height: calc(100% + 4px);
  border-bottom-color: var(--btn-color);
  border-left-color: var(--btn-color);
  transition: width 0.2s ease-out, height 0.2s 0.2s ease-out;
}

.draw-btn:active:not(:disabled) {
  transform: scale(0.98);
}

.draw-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  filter: grayscale(1);
}

/* Sizes */
.draw-btn--sm { padding: 0.45rem 1.2rem; font-size: 0.85rem; }
.draw-btn--md { padding: 0.75rem 1.8rem; font-size: 1rem; }
.draw-btn--lg { padding: 1.1rem 2.5rem; font-size: 1.2rem; }