namespace App\Controllers;

use App\Services\UserService;

class UserController extends BaseController { public function __construct( private readonly UserService $service ) {}

public function index()
{
    $users = $this->service->getAllUsers();
    return view('users/index', ['users' => $users]);
}

public function store()
{
    $user = $this->service->createUser($this->request->getPost());
    return $this->respond($user);
}

}


### Model (Data Access)
```php
<?php

namespace App\Models;

use CodeIgniter\Model;

class UserModel extends Model
{
    protected $table = 'users';
    protected $allowedFields = ['name', 'email'];
    protected $returnType = 'App\Entities\User';
}

Service (Business Logic)

<?php

namespace App\Services;

class UserService
{
    public function __construct(
        private UserModel $model
    ) {}

    public function getAllUsers()
    {
        return $this->model->findAll();
    }
}

Resources

Controllers: thin, route to services
Models: database operations only
Services: business logic

valec3-backend-architecture-mvc

Backend Architecture MVC

When to use this skill

Workflow

Instructions

Controller (Thin)