<?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:----ODI4NzY5MzcyNzcwNDg3IDYwOTQ2NTE4MTg5NTEyMTEgMjE4NTkwNDk5MTkzNjM4Nw==