UI.php

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<?php

declare(strict_types=1);

namespace ILIAS\LegalDocuments\ConsumerToolbox;

use ILIAS\UI\Factory as UIFactory;
use ILIAS\DI\UIServices;
use ilGlobalTemplateInterface;
use ilLanguage;
use ilObjLegalDocumentsGUI;

class UI
{
    public function __construct(
        private readonly string $id,
        private readonly UIServices $services,
        private readonly ilLanguage $language
    ) {
    }

    public function create(): UIFactory
    {
        return $this->services->factory();
    }

    public function mainTemplate(): ilGlobalTemplateInterface
    {
        return $this->services->mainTemplate();
    }

    public function loadLanguageModule(string $module): void
    {
        $this->language->loadLanguageModule($module);
    }

    public function getDefaultLanguage(): string
    {
        return $this->language->getDefaultLanguage();
    }

    public function txt(string $name): string
    {
        $this->loadLanguageModule($this->id);
        return $this->language->txt($this->firstExisting([
            $this->id . '_' . $name,
            ilObjLegalDocumentsGUI::TYPE . '_' . $name
        ], $name));
    }

    private function firstExisting(array $lang_vars, string $fallback): string
    {
        foreach ($lang_vars as $lang_var) {
            if ($this->language->exists($lang_var)) {
                return $lang_var;
            }
        }

        return $fallback;
    }
}