import { forwardRef, InputHTMLAttributes, ReactNode } from 'react'
import clsx from 'clsx'

export interface InputProps extends InputHTMLAttributes<HTMLInputElement> {
  label?: string
  error?: string
  helperText?: string
  leftIcon?: ReactNode
  rightIcon?: ReactNode
  fullWidth?: boolean
}

const Input = forwardRef<HTMLInputElement, InputProps>(
  (
    {
      className,
      label,
      error,
      helperText,
      leftIcon,
      rightIcon,
      fullWidth = true,
      type = 'text',
      id,
      ...props
    },
    ref
  ) => {
    const inputId = id || label?.toLowerCase().replace(/\s+/g, '-')

    return (
      <div className={clsx(fullWidth && 'w-full')}>
        {label && (
          <label
            htmlFor={inputId}
            className="block text-sm font-medium text-slate-300 mb-1.5"
          >
            {label}
          </label>
        )}
        <div className="relative">
          {leftIcon && (
            <div className="absolute inset-y-0 left-0 pl-3 flex items-center pointer-events-none text-slate-400">
              {leftIcon}
            </div>
          )}
          <input
            ref={ref}
            type={type}
            id={inputId}
            className={clsx(
              'w-full px-4 py-2.5 bg-background-800 border rounded-lg',
              'text-white placeholder-slate-500',
              'focus:outline-none focus:ring-2 focus:border-transparent',
              'transition-all duration-200',
              error
                ? 'border-error-500 focus:ring-error-500'
                : 'border-slate-700 focus:ring-accent-500',
              leftIcon && 'pl-10',
              rightIcon && 'pr-10',
              className
            )}
            {...props}
          />
          {rightIcon && (
            <div className="absolute inset-y-0 right-0 pr-3 flex items-center text-slate-400">
              {rightIcon}
            </div>
          )}
        </div>
        {error && <p className="mt-1.5 text-sm text-error-500">{error}</p>}
        {helperText && !error && (
          <p className="mt-1.5 text-sm text-slate-500">{helperText}</p>
        )}
      </div>
    )
  }
)

Input.displayName = 'Input'

export default Input

// Textarea component
export interface TextareaProps
  extends React.TextareaHTMLAttributes<HTMLTextAreaElement> {
  label?: string
  error?: string
  helperText?: string
  fullWidth?: boolean
}

export const Textarea = forwardRef<HTMLTextAreaElement, TextareaProps>(
  (
    { className, label, error, helperText, fullWidth = true, id, ...props },
    ref
  ) => {
    const inputId = id || label?.toLowerCase().replace(/\s+/g, '-')

    return (
      <div className={clsx(fullWidth && 'w-full')}>
        {label && (
          <label
            htmlFor={inputId}
            className="block text-sm font-medium text-slate-300 mb-1.5"
          >
            {label}
          </label>
        )}
        <textarea
          ref={ref}
          id={inputId}
          className={clsx(
            'w-full px-4 py-2.5 bg-background-800 border rounded-lg',
            'text-white placeholder-slate-500',
            'focus:outline-none focus:ring-2 focus:border-transparent',
            'transition-all duration-200 resize-none',
            error
              ? 'border-error-500 focus:ring-error-500'
              : 'border-slate-700 focus:ring-accent-500',
            className
          )}
          {...props}
        />
        {error && <p className="mt-1.5 text-sm text-error-500">{error}</p>}
        {helperText && !error && (
          <p className="mt-1.5 text-sm text-slate-500">{helperText}</p>
        )}
      </div>
    )
  }
)

Textarea.displayName = 'Textarea'