core/src/Providers/LocalizationServiceProvider.php

<?php

namespace Modules\Core\Providers;

use Illuminate\Support\Facades\Event;
use Illuminate\Support\ServiceProvider;
use Lunar\Models\Language;
use Modules\Core\Localization\Events\LanguageCreated;
use Modules\Core\Localization\Events\LanguageDeleted;
use Modules\Core\Localization\Events\LanguageUpdated;
use Modules\Core\Localization\Events\TranslationCreated;
use Modules\Core\Localization\Events\TranslationDeleted;
use Modules\Core\Localization\Events\TranslationUpdated;
use Modules\Core\Localization\Listeners\FlushLanguageCache;
use Modules\Core\Localization\Listeners\FlushTranslationCache;
use Modules\Core\Localization\Listeners\LogTranslationActivity;
use Modules\Core\Localization\Listeners\MigrateTranslationsForRenamedLanguage;
use Modules\Core\Localization\Middleware\LocaleMiddleware;
use Modules\Core\Localization\Models\LanguageLine;
use Modules\Core\Localization\Observers\LanguageCacheObserver;

class LocalizationServiceProvider extends ServiceProvider
{
    public function register(): void
    {
        // Must run before Spatie\TranslationLoader\TranslationServiceProvider's
        // register() merges its own config defaults - mergeConfigFrom() only fills
        // in keys not already set, so setting this here (regardless of provider
        // boot order) makes it win over the package's default
        // Spatie\TranslationLoader\LanguageLine::class.
        config(['translation-loader.model' => LanguageLine::class]);
    }

    public function boot(): void
    {
        $this->app['router']->aliasMiddleware('locale', LocaleMiddleware::class);
        Language::observe(LanguageCacheObserver::class);

        foreach ([TranslationCreated::class, TranslationUpdated::class, TranslationDeleted::class] as $event) {
            Event::listen($event, FlushTranslationCache::class);
            Event::listen($event, LogTranslationActivity::class);
        }

        foreach ([LanguageCreated::class, LanguageUpdated::class, LanguageDeleted::class] as $event) {
            Event::listen($event, FlushLanguageCache::class);
        }

        Event::listen(LanguageUpdated::class, MigrateTranslationsForRenamedLanguage::class);
    }
}