<?php

declare(strict_types=1);

namespace PhpQml\Bridge\Maker\Support;

use Symfony\Bundle\MakerBundle\ConsoleStyle;
use Symfony\Component\Console\Input\InputInterface;

/**
 * Shared interactive name prompt for the bridge makers.
 *
 * Every `make:bridge:*` maker takes a single CamelCase `name` argument
 * and re-implemented the same "prompt, trim, ucfirst, reject empty"
 * closure inline. This collapses that into one call site so the empty-
 * argument and validation behaviour stay in lockstep across makers.
 */
final class NameInput
{
    /**
     * Fill the named argument from an interactive prompt if it isn't set.
     *
     * The closure-based validator throws `\RuntimeException` on empty input,
     * which Maker-bundle's `ConsoleStyle::ask()` interprets as "render
     * error, re-prompt" rather than aborting — same behaviour as the
     * inline closures it replaces.
     */
    public static function askOrFail(
        InputInterface $input,
        ConsoleStyle $io,
        string $argument,
        string $question,
        string $errorMessage = 'Name cannot be empty.',
    ): void {
        if (null !== $input->getArgument($argument)) {
            return;
        }

        $value = $io->ask($question, null, static function (?string $v) use ($errorMessage): string {
            if (null === $v || '' === trim($v)) {
                throw new \RuntimeException($errorMessage);
            }

            return ucfirst(trim($v));
        });
        $input->setArgument($argument, $value);
    }
}