import React from 'react';
import { clsx } from 'clsx';
import { Label } from './Typography';

interface InputProps extends Omit<React.InputHTMLAttributes<HTMLInputElement>, 'size'> {
    label?: string;
    error?: string;
    helperText?: string;
    inputSize?: 'sm' | 'md' | 'lg';
    icon?: React.ComponentType<{ className?: string }>;
}

export const Input = React.forwardRef<HTMLInputElement, InputProps>(
    ({ label, error, helperText, inputSize = 'md', className, id, ...props }, ref) => {
        const sizeClasses = {
            sm: 'px-3 py-2 text-sm',
            md: 'px-3 py-3 text-base',
            lg: 'px-4 py-4 text-lg'
        };

        const inputClasses = clsx(
            'w-full border rounded-lg transition-all duration-200 focus:outline-none focus:ring-2',
            sizeClasses[inputSize],
            error
                ? 'border-red-300 focus:border-red-500 focus:ring-red-500'
                : 'border-gray-300 dark:border-gray-600 focus:border-primary-500 focus:ring-primary-500',
            'bg-white dark:bg-gray-700 text-gray-900 dark:text-gray-100',
            'placeholder-gray-500 dark:placeholder-gray-400',
            className
        );

        return (
            <div className="space-y-1">
                {label && <Label htmlFor={id}>{label}</Label>}
                <input
                    ref={ref}
                    id={id}
                    className={inputClasses}
                    {...props}
                />
                {helperText && !error && (
                    <p className="text-xs text-gray-500 dark:text-gray-400">{helperText}</p>
                )}
                {error && (
                    <p className="text-xs text-red-600 dark:text-red-400">{error}</p>
                )}
            </div>
        );
    }
); 