<?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:----ODk2MTE2MjAwMTUyOTkyOCA3NjM4MjYyNDIwMDA1MTE0IDgyNTgzOTczNzQ0ODY5MTY=