2.0.1 Study addLink (ok)

C:\xampp82\htdocs\testvn\app\Http\Middleware\GetMenu.php

<?php
namespace App\Http\Middleware;
use App\Http\Menus\GetSidebarMenu;
use App\Models\Menulist;
use Closure;
use Illuminate\Http\Request;
class GetMenu
{
  /**
   * Handle an incoming request.
   *
   * @param  \Illuminate\Http\Request  $request
   * @param  \Closure( \Illuminate\Http\Request ): ( \Illuminate\Http\Response|\Illuminate\Http\RedirectResponse )  $next
   * @return \Illuminate\Http\Response|\Illuminate\Http\RedirectResponse
   */
  public function handle(Request $request, Closure $next)
  {
    $role = "admin";
    $menulists =  Menulist::all();
    $menus = new GetSidebarMenu();
    $result = [];
    foreach ($menulists as $menulist) {
      $result[$menulist->name] = $menus->get($role, $menulist->id);
    }
    view()->share('appMenus', $result);
    return $next($request);
  }
}

C:\xampp82\htdocs\testvn\app\Http\Menus\GetSidebarMenu.php

<?php
namespace App\Http\Menus;
use App\MenuBuilder\RenderFromDatabaseData;
use App\Models\Menus;
use Spatie\Permission\Models\Role;
class GetSidebarMenu implements MenuInterface
{
  private $menu;
  private function getMenuFromDB($role, $menuId)
  {
    $this->menu = Menus::join('menu_role', 'menus.id', '=', 'menu_role.menus_id')
      ->where('menus.menu_id', $menuId)
      ->where('menu_role.role_name', $role)
      ->orderBy('menus.sequence', 'asc')
      ->get();
  }
  private function getAdminMenu($menuId)
  {
    $this->getMenuFromDB('admin', $menuId);
  }
  private function getUserMenu($menuId)
  {
    $this->getMenuFromDB('user', $menuId);
  }
  private function getGuestMenu($menuId)
  {
    $this->getMenuFromDB('guest', $menuId);
  }
  public function get($role, $menuId = 2)
  {
    $this->getMenuFromDB($role, $menuId);
    $rfd = new RenderFromDatabaseData();
    return $rfd->render($this->menu);
  }
}

C:\xampp82\htdocs\testvn\app\MenuBuilder\RenderFromDatabaseData.php

<?php
namespace App\MenuBuilder;
use App\MenuBuilder\MenuBuilder;
class RenderFromDatabaseData
{
  private $mb;
  private $data;
  public function __construct()
  {
    $this->mb = new MenuBuilder();
  }
  private function addLink($data)
  {
    if ($data['parent_id'] == NULL) {
      $this->mb->addLink($data['id'], $data['name'], $data['slug'], $data['icon'], $data['iconType'], $data['sequence']);
    }
  }
  private function mainLoop()
  {
    for ($i = 0; $i < count($this->data); $i++) {
      switch ($this->data[$i]['target']) {
        case 'link':
          $this->addLink($this->data[$i]);
          break;
      }
    }
  }
  public function render($data) {
    if(!empty($data)) {
      $this->data = $data;
      $this->mainLoop();
    }
    return $this->mb->getResult();
  }
}

C:\xampp82\htdocs\testvn\app\MenuBuilder\MenuBuilder.php

<?php
namespace App\MenuBuilder;
class MenuBuilder
{
  private $menu = [];
  private $dropdown = false;
  private $dropdownDeep = 0;
  private function innerAddElementToMenuLastPosition(&$menu, $element, $offset)
  {
    $z = 1;
    $result = false;
    $menu = &$menu[count($menu) - 1];
    while (is_array($menu)) {
      if ($z == $this->dropdownDeep - $offset) {
        array_push($menu['elements'], $element);
        $result = true;
      }
    }
    $menu = &$menu['elements'][count($menu['elements']) - 1];
    $z++;
    return $result;
  }
  private function addElementToMenuLastPosition($element, $offset = 0)
  {
    $this->innerAddElementToMenuLastPosition($this->menu, $element, $offset);
  }
  private function addRegularLink($id, $name, $slug, $icon, $iconType, $sequence = 0)
  {
    $hasIcon = ($icon === false || strlen($icon) === 0) ? false : true;
    if ($hasIcon) {
      array_push($this->menu, [
        'id' => $id,
        'target' => 'link',
        'name' => $name,
        'slug' => $slug,
        'hasIcon' => $hasIcon,
        'iconType' => $iconType,
        'sequence' => $sequence
      ]);
    } else {
      array_push($this->menu, [
        'id' => $id,
        'target' => 'link',
        'name' => $name,
        'slug' => $slug,
        'iconType' => $iconType,
        'sequence' => $sequence
      ]);
    }
  }
  public function addLink($id, $name, $slug, $icon = false, $iconType = 'coreui', $sequence = 0)
  {
    $this->addRegularLink($id, $name, $slug, $icon, $iconType, $sequence);
  }
  public function getResult()
  {
    return $this->menu;
  }
}

C:\xampp82\htdocs\testvn\app\Http\Menus\MenuInterface.php

<?php
namespace App\Http\Menus;
interface MenuInterface {
  public function get(string $roles);
}

C:\xampp82\htdocs\testvn\routes\web.php

<?php
use App\Http\Controllers\BannerController;
use App\Http\Controllers\HomeController;
use Illuminate\Support\Facades\Route;
/*
|--------------------------------------------------------------------------
| Web Routes
|--------------------------------------------------------------------------
|
| Here is where you can register web routes for your application. These
| routes are loaded by the RouteServiceProvider within a group which
| contains the "web" middleware group. Now create something great!
|
*/
Route::group(['middleware' => 'get.menu'], function () {
  Route::get('/', function () {
    return view('dashboard.homepage');
  });
});

C:\xampp82\htdocs\testvn\resources\views\dashboard\shared\nav-builder.blade.php

<ul class="sidebar-nav aaa2">
    @if (isset($appMenus['sidebar menu']))
      {{ dd($appMenus) }}
    @endif
</ul>