import { type InputHTMLAttributes, type Ref, useId } from "react";

export interface InputProps extends InputHTMLAttributes<HTMLInputElement> {
  label?: string;
  helper?: string;
  error?: string;
  ref?: Ref<HTMLInputElement>;
}

export const Input = ({ ref, label, helper, error, id, className = "", ...rest }: InputProps) => {
  const generated = useId();
  const inputId = id ?? generated;
  const helperId = helper ? `${inputId}-helper` : undefined;
  const errorId = error ? `${inputId}-error` : undefined;
  const describedBy = [helperId, errorId].filter(Boolean).join(" ") || undefined;

  return (
    <div className="flex flex-col gap-1.5">
      {label ? (
        <label htmlFor={inputId} className="text-sm font-medium text-zinc-200">
          {label}
        </label>
      ) : null}
      <input
        ref={ref}
        id={inputId}
        aria-describedby={describedBy}
        aria-invalid={error ? "true" : undefined}
        className={`w-full rounded-xl border bg-zinc-800/80 px-4 py-2.5 text-zinc-100 placeholder:text-zinc-500 focus:outline-none focus:ring-1 ${
          error
            ? "border-red-500/40 focus:border-red-500/60 focus:ring-red-500/30"
            : "border-zinc-700/60 focus:border-accent-500/50 focus:ring-accent-500/30"
        } ${className}`}
        {...rest}
      />
      {error ? (
        <p id={errorId} className="text-xs text-red-400">
          {error}
        </p>
      ) : helper ? (
        <p id={helperId} className="text-xs text-zinc-500">
          {helper}
        </p>
      ) : null}
    </div>
  );
};