Functions.php

<?php
 
namespace Bitrix\Bizproc\Calc;
 
class Functions
{
    private static array $functions;
    private static array $libsClasses = [
        'logic' => Libs\LogicLib::class,
        'string' => Libs\StringLib::class,
        'math' => Libs\MathLib::class,
        'date' => Libs\DateLib::class,
        'array' => Libs\ArrayLib::class,
        'document' => Libs\DocumentLib::class,
    ];
 
    public static function getList(): array
    {
        if (!isset(static::$functions))
        {
            static::$functions = [];
            foreach (static::getLibs() as $lib)
            {
                static::$functions += static::getLibFunctions($lib);
            }
        }
 
        return static::$functions;
    }
 
    protected static function getLibs(): array
    {
        $libs = [];
 
        foreach (static::$libsClasses as $libClass)
        {
            $libs[] = new $libClass();
        }
 
        //TODO: send Event
 
        return $libs;
    }
 
    protected static function getLibFunctions(Libs\BaseLib $lib): array
    {
        return array_map(
            static function($function) use ($lib)
            {
                $function['func'] = \Closure::fromCallable([$lib, $function['func']]);
 
                return $function;
            },
            $lib->getFunctions()
        );
    }
}