SubtypeGroup.php

См. документацию.

<?php
 
namespace Bitrix\Im\V2\Link\File;
 
use JsonSerializable;
 
enum SubtypeGroup: string implements JsonSerializable
{
    case Media = 'MEDIA';
    case Audio = 'AUDIO';
    case File = 'FILE';
    case Brief = 'BRIEF';
 
    public static function tryFromSubtype(Subtype $subtype): self
    {
        return match ($subtype)
        {
            Subtype::Media => self::Media,
            Subtype::Audio => self::Audio,
            Subtype::Brief => self::Brief,
            Subtype::Document, Subtype::Other => self::File,
        };
    }

    public static function tryFromArray(array $groups): array
    {
        $result = [];
 
        foreach ($groups as $group)
        {
            $group = self::tryFrom($group);
            if (isset($group))
            {
                $result[$group->value] = $group;
            }
        }
 
        return array_values($result);
    }

    public function getSubtypes(): array
    {
        return match ($this)
        {
            self::Media => [Subtype::Media],
            self::Audio => [Subtype::Audio],
            self::Brief => [Subtype::Brief],
            self::File => [Subtype::Document, Subtype::Other],
        };
    }

    public static function getSubtypeFilter(string|array $subtypeGroups): array
    {
        $result = [];
        if (is_string($subtypeGroups))
        {
            $subtypeGroups = [$subtypeGroups];
        }
 
        $subtypeGroups = self::tryFromArray($subtypeGroups);
 
        foreach ($subtypeGroups as $subtypeGroup)
        {
            foreach ($subtypeGroup->getSubtypes() as $subtype)
            {
                $result[$subtype->value] = $subtype->value;
            }
        }
 
        return array_values($result);
    }
 
    public function jsonSerialize(): string
    {
        return mb_strtolower($this->value);
    }
}