blessing-skin-server/app/Http/Controllers/TranslationsController.php

<?php

namespace App\Http\Controllers;

use App\Services\Translations\JavaScript;
use Illuminate\Foundation\Application;
use Illuminate\Http\Request;
use Spatie\TranslationLoader\LanguageLine;

class TranslationsController extends Controller
{
    public function list(Application $app)
    {
        return LanguageLine::all()->map(function ($line) use ($app) {
            $line->text = $line->getTranslation($app->getLocale());

            return $line;
        });
    }

    public function create(Request $request, Application $app, JavaScript $js)
    {
        $data = $this->validate($request, [
            'group' => 'required|string',
            'key' => 'required|string',
            'text' => 'required|string',
        ]);

        $line = new LanguageLine();
        $line->group = $data['group'];
        $line->key = $data['key'];
        $line->setTranslation($app->getLocale(), $data['text']);
        $line->save();

        if ($data['group'] === 'front-end') {
            $js->resetTime($app->getLocale());
        }
        $request->session()->put('success', true);

        return redirect('/admin/i18n');
    }

    public function update(Request $request, Application $app, JavaScript $js)
    {
        $data = $this->validate($request, [
            'id' => 'required|integer',
            'text' => 'required|string',
        ]);

        $line = LanguageLine::findOrFail($data['id']);
        $line->setTranslation($app->getLocale(), $data['text']);
        $line->save();

        if ($line->group === 'front-end') {
            $js->resetTime($app->getLocale());
        }

        return json(trans('admin.i18n.updated'), 0);
    }

    public function delete(Request $request, Application $app, JavaScript $js)
    {
        ['id' => $id] = $this->validate($request, ['id' => 'required|integer']);
        $line = LanguageLine::findOrFail($id);
        $line->delete();

        if ($line->group === 'front-end') {
            $js->resetTime($app->getLocale());
        }

        return json(trans('admin.i18n.deleted'), 0);
    }
}