UserExample.php

<?php 

class UserController {
  public function postCreate(UserCreatorService $userCreatorService, Request $request)
  {
    $creationNeeds = new CreationValueObject;

    $creationNeeds->username = $request->username;
    $creationNeeds->password = $request->password;
    $creationNeeds->email = $request->email;
    $creationNeeds->name = $request->name;

    $user = $userCreatorService->create($creationNeeds);

    return redirect()->back()->with('success_message', 'User successfully created');
  }
}

class ApiUserController {
  public function postCreate(UserCreatorService $userCreatorService, Request $request)
  {
    $creationNeeds = new CreationValueObject;

    $creationNeeds->username = $request->username;
    $creationNeeds->password = $request->password;
    $creationNeeds->email = $request->email;
    $creationNeeds->name = $request->name;

    $user = $userCreatorService->create($creationNeeds);

    return new JsonResponse(['user' => $user->toArray()]); 
  }
}


class CreationValueObject {
  public $username;
  public $email;
  public $password;
  public $name;
}

class UserCreatorService {
  
  protected $userRepo;
  protected $notifRepo;

  public function __construct(UserRepostory $userRepo, NotificationRepository $notifRepo)
  {
    $this->userRepo = $userRepo;
    $this->notifRepo = $notifRepo;
  }

  public function createUser(CreationValueObject $createNeeds)
  {
      $user = $this->userRepo->create(get_object_vars($createNeeds));

      $this->notifRepo->creationNotifcation('Some somy data');

      event(new UserCreatedEvent($user));

      return $user;
  }
}

class UserRepository {
  public function create(array $data)
  {
    return User::create($data);
  }
}

class UserCreatedEvent {
  public $user;
  public function __construct(User $user)
  {
    $this->user = $user;
  }
}