UseCase.php

<?php

class User
{

    private $id;
    private $firstName;
    private $lastName;
    private $email;
    private $password;


    public function __construct(UserId $id, Name $name, Email $email, Password $password, Roles $roles)
    {
//            ....
    }

//     Getters and private setters where I map the VOs ...

    public function verifyCredentials(Credentials $credentials)
    {
//        Logic for verifying email and password
    }

}

class Course
{
    private $id;
    private $title;

    public function __construct(Course $id, $title)
    {
        // ...
    }

}

class SchoolClass
{
    private $id;
    private $course;
    private $professor;
    private $students;

    public function __construct(SchoolClassId $id, Course $course, Professor $professor, ArrayCollection $students)
    {
        ...
    }
}

// This is the part I'm asking about
class Student
{
    // This is some property that doesn't belong to User, only to Student
    // Which makes me think Student is an entity
    private $hasScholarship = false;

    public function __construct(UserID $userId, ArrayCollection $enrolledClasses)
    {
//        ...
    }

    public function name()
    {
        // How would i return $user->name() here ?
    }

}

// Now let's say we already handled login
class DashboardController
{
    private $authenticationService;

    public function index()
    {
        $authenticatedUser = $this->authenticationService->getUser();

        if ($authenticatedUser->inRole('student')) {
            // Problematic part as well
            // How to create student object? Factory? just create it here?
            return view('dashboard.student.index')->with('student', $student);
        } else if ($authenticatedUser->inRole('professor')) {
            // create a proffesor object ( same problem is applied as with Student, but let's focus on Student
            return view('dashboard.professor.index')->with('professor', $professor);
        }

    }

    public function myClasses()
    {
        $authenticatedUser = $this->authenticationService->getUser();

        // Create $student somehow
        $classes = $student->classes();

        return view('dasboard.student.myclasses')->with('classes', $classes);
    }
}