<?php

/*
 * This file is part of the PHP-CLI package.
 *
 * (c) Jitendra Adhikari <jiten.adhikary@gmail.com>
 *     <https://github.com/adhocore>
 *
 * Licensed under MIT license.
 */

namespace Ahc\Cli\Helper;

use Ahc\Cli\Input\Option;
use Ahc\Cli\Input\Parameter;
use function array_merge;
use function explode;
use function implode;
use function ltrim;
use function preg_match;
use function str_split;

/**
 * Internal value &/or argument normalizer. Has little to no usefulness as public api.
 *
 * @author  Jitendra Adhikari <jiten.adhikary@gmail.com>
 * @license MIT
 *
 * @link    https://github.com/adhocore/cli
 */
class Normalizer
{
    /**
     * Normalize argv args. Like splitting `-abc` and `--xyz=...`.
     */
    public function normalizeArgs(array $args): array
    {
        $normalized = [];

        foreach ($args as $arg) {
            if (preg_match('/^\-\w=/', $arg)) {
                $normalized = array_merge($normalized, explode('=', $arg));
            } elseif (preg_match('/^\-\w{2,}/', $arg)) {
                $splitArg   = implode(' -', str_split(ltrim($arg, '-')));
                $normalized = array_merge($normalized, explode(' ', '-' . $splitArg));
            } elseif (preg_match('/^\-\-([^\s\=]+)\=/', $arg)) {
                $normalized = array_merge($normalized, explode('=', $arg));
            } else {
                $normalized[] = $arg;
            }
        }

        return $normalized;
    }

    /**
     * Normalizes value as per context and runs thorugh filter if possible.
     */
    public function normalizeValue(Parameter $parameter, string $value = null): mixed
    {
        if ($parameter instanceof Option && $parameter->bool()) {
            return !$parameter->default();
        }

        if ($parameter->variadic()) {
            return (array) $value;
        }

        if (null === $value) {
            return $parameter->required() ? null : true;
        }

        return $parameter->filter($value);
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NDgwNjMzNzk3Mzk0MDM1IDEzODAxNDA1MDkxMDYyNjggODEyNzE2Mjc5ODUwNTM5