Medium\Pcetr\DbProject.php

<?php

class DbProject extends Project
{
    /**
     * @param int $id
     * @param string $name
     * @param Task[] $tasks
     */
    public function __construct($id, $name, $tasks)
    {
        parent::__construct($name);
        
        $this->id = $id;
        
        if ( ! is_null($tasks)) {
            $this->taskCollection = new TaskCollection($tasks);    
        }
    }
}