<?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:----NDUyNjU5MzQ5OTYwOTg2IDMwMzQ2NjE4NTMwNjEyNjkgNTYwMTM5OTcyNzkyMjk4NA==