import { forwardRef } from 'react';
import { cva } from 'class-variance-authority';
import { cn } from '../../lib/utils.js';

const buttonVariants = cva(
  'inline-flex items-center justify-center gap-2 whitespace-nowrap rounded-md text-sm font-medium transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-1 focus-visible:ring-offset-background disabled:pointer-events-none disabled:opacity-50 [&_svg]:size-4 [&_svg]:shrink-0',
  {
    variants: {
      variant: {
        primary: 'bg-primary text-primary-foreground hover:bg-primary/90 shadow-sm',
        secondary: 'bg-muted text-foreground hover:bg-muted/70',
        outline: 'border border-border bg-card hover:bg-muted text-foreground',
        ghost: 'hover:bg-muted text-foreground',
        danger: 'bg-danger text-danger-foreground hover:bg-danger/90 shadow-sm',
        'danger-outline': 'border border-danger/40 text-danger hover:bg-danger/10',
        link: 'text-primary underline-offset-4 hover:underline',
      },
      size: {
        sm: 'h-8 px-3 text-xs',
        md: 'h-9 px-4',
        lg: 'h-10 px-6',
        icon: 'h-9 w-9',
        'icon-sm': 'h-8 w-8',
      },
    },
    defaultVariants: { variant: 'primary', size: 'md' },
  }
);

const Button = forwardRef(function Button({ className, variant, size, ...props }, ref) {
  return <button ref={ref} className={cn(buttonVariants({ variant, size }), className)} {...props} />;
});

export { Button, buttonVariants };