'use client'
import { ButtonHTMLAttributes, forwardRef } from 'react'
type Variant = 'primary' | 'secondary' | 'danger' | 'ghost'
type Size = 'sm' | 'md' | 'lg'
interface ButtonProps extends ButtonHTMLAttributes<HTMLButtonElement> { variant?: Variant; size?: Size; loading?: boolean }
const v: Record<Variant, string> = {
  primary: 'bg-blue-600 hover:bg-blue-700 text-white shadow-sm disabled:opacity-50 disabled:cursor-not-allowed',
  secondary: 'bg-slate-100 hover:bg-slate-200 text-slate-700 dark:bg-slate-800 dark:hover:bg-slate-700 dark:text-slate-300',
  danger: 'bg-red-600 hover:bg-red-700 text-white disabled:opacity-50 disabled:cursor-not-allowed',
  ghost: 'text-slate-600 hover:bg-slate-100 dark:text-slate-400 dark:hover:bg-slate-800',
}
const s: Record<Size, string> = { sm: 'px-3 py-1.5 text-xs', md: 'px-4 py-2 text-sm', lg: 'px-6 py-2.5 text-base' }
const Button = forwardRef<HTMLButtonElement, ButtonProps>(({ variant = 'primary', size = 'md', loading, children, className = '', disabled, ...props }, ref) => (
  <button ref={ref} disabled={disabled || loading} className={`inline-flex items-center justify-center gap-2 font-medium rounded-lg transition-all duration-200 focus:outline-none focus:ring-2 focus:ring-blue-500/50 disabled:opacity-50 disabled:cursor-not-allowed ${v[variant]} ${s[size]} ${className}`} {...props}>
    {loading && <svg className="animate-spin h-4 w-4" viewBox="0 0 24 24"><circle className="opacity-25" cx="12" cy="12" r="10" stroke="currentColor" strokeWidth="4" fill="none" /><path className="opacity-75" fill="currentColor" d="M4 12a8 8 0 018-8V0C5.373 0 0 5.373 0 12h4z" /></svg>}
    {children}
  </button>
))
Button.displayName = 'Button'
export default Button