AppServiceProvider

<?php

namespace App\Providers;

use Illuminate\Support\ServiceProvider;
use App\Menu;

class AppServiceProvider extends ServiceProvider
{
    public function boot()
    {
        //Contoh penggunaan view composer https://laravel.com/docs/5.2/views#view-composers
        //dashboard nama viewnya (menu.blade.php)
        view()->composer('menu', function($view) {
            //ketika view (menu.blade.php) dirender, kita melakukan query untuk mengambil menu. Hasilnya kita passing ke view supaya bisa diakses di view.
            $view->with('menus', $this->get_menu());
        });
    }

    private function getMenu()
    {
        return Menu::all();
    }
}