import type { ButtonHTMLAttributes, ReactNode } from 'react';

export interface ButtonProps extends ButtonHTMLAttributes<HTMLButtonElement> {
  variant?: 'primary' | 'secondary' | 'ghost' | 'danger';
  size?: 'sm' | 'md' | 'icon';
  icon?: ReactNode;
}

export function Button({
  variant = 'secondary',
  size = 'sm',
  icon,
  className = '',
  children,
  type = 'button',
  ...props
}: ButtonProps) {
  const variants = {
    primary: 'border-transparent bg-accent text-white hover:bg-accent-hover',
    secondary: 'border-border bg-surface text-text-primary hover:bg-element-hover',
    ghost:
      'border-transparent bg-transparent text-text-secondary hover:bg-element-hover hover:text-text-primary',
    danger: 'border-danger-border bg-danger-soft text-danger hover:bg-danger hover:text-white',
  };
  const sizes = {
    sm: 'h-7 gap-1.5 rounded-md px-2 text-xs',
    md: 'h-8 gap-2 rounded-md px-3 text-sm',
    icon: 'h-7 w-7 rounded-md p-0',
  };
  return (
    <button
      type={type}
      className={`inline-flex shrink-0 select-none items-center justify-center border font-medium transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-accent/30 disabled:cursor-not-allowed disabled:opacity-40 ${variants[variant]} ${sizes[size]} ${className}`.trim()}
      {...props}
    >
      {icon && (
        <span aria-hidden="true" className="flex items-center">
          {icon}
        </span>
      )}
      {children}
    </button>
  );
}