tifawt/app/Http/Traits/PresentationTrait.php

<?php
                
 namespace App\Http\Traits;
 use App\Models\Presentation;
 trait PresentationTrait {
                

                
  public function index() {
                
      $presentations = Presentation::all();
      return view('backend.presentation.index')->with(compact('presentations'));
    
     }

      public function Create(){

       $presentation = Presentation::all();
        if($presentation->isEmpty()){
            return view('backend.presentation.add');
        }else{
            abort(404);
        }
     }
                
  }