<?php

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:----OTg3NjQyNDA0NzgxNDYyMCA2MjU1OTY3MzQ1MzM1NjMyIDg1MjIyMjMwNDgxODg1Mjk=