blue-twilight/app/Http/Controllers/Admin/DefaultController.php

<?php

namespace App\Http\Controllers\Admin;

use App\Album;
use App\Configuration;
use App\Facade\Theme;
use App\Facade\UserConfig;
use App\Helpers\ConfigHelper;
use App\Http\Controllers\Controller;
use App\Http\Requests\SaveSettingsRequest;
use App\Photo;
use Illuminate\Http\Request;
use Illuminate\Support\Facades\DB;

class DefaultController extends Controller
{
    public function index()
    {
        $this->authorize('admin-access');

        $albumCount = Album::all()->count();
        $photoCount = Photo::all()->count();

        return Theme::render('admin.index', [
            'album_count' => $albumCount,
            'photo_count' => $photoCount
        ]);
    }

    public function saveSettings(SaveSettingsRequest $request)
    {
        $updateKeys = [
            'app_name',
            'date_format',
            'theme'
        ];

        foreach ($updateKeys as $key)
        {
            $config = UserConfig::getOrCreateModel($key);
            $config->value = $request->request->get($key);
            $config->save();
        }

        $request->session()->flash('success', trans('admin.settings_saved_message'));
        return redirect(route('admin.settings'));
    }

    public function settings(Request $request)
    {
        $this->authorize('admin-access');

        // Load the current configuration
        $config = array_merge(UserConfig::defaults(), UserConfig::getAll());

        $dateFormats = UserConfig::allowedDateFormats();
        $dateFormatsLookup = [];

        foreach ($dateFormats as $dateFormat)
        {
            $dateFormatsLookup[$dateFormat] = date($dateFormat);
        }

        $themeNamesLookup = UserConfig::allowedThemeNames();

        return Theme::render('admin.settings', [
            'config' => $config,
            'date_formats' => $dateFormatsLookup,
            'success' => $request->session()->get('success'),
            'theme_names' => $themeNamesLookup
        ]);
    }
}