Gitlab\Model\Project::fromArray PHP Method

    public static function fromArray(Client $client, array $data)
    {
        $project = new static($data['id']);
        $project->setClient($client);
        if (isset($data['owner'])) {
            $data['owner'] = User::fromArray($client, $data['owner']);
        }
        if (isset($data['namespace']) && is_array($data['namespace'])) {
            $data['namespace'] = ProjectNamespace::fromArray($client, $data['namespace']);
        }
        return $project->hydrate($data);
    }

 public function toArray()
 {
     $mr = ['url' => null, 'number' => null, 'state' => null, 'title' => null, 'body' => null, 'labels' => [], 'milestone' => null, 'created_at' => new \DateTime(), 'updated_at' => null, 'user' => null, 'assignee' => null, 'merged' => false, 'merged_by' => null, 'head' => ['ref' => null, 'sha' => null, 'user' => null, 'repo' => null], 'base' => ['ref' => null, 'label' => null, 'sha' => null, 'repo' => null, 'user' => null]];
     foreach (static::$properties as $property) {
         switch ($property) {
             case 'id':
                 $mr['number'] = $this->{$property};
                 break;
             case 'author':
                 $mr['author'] = $this->{$property}->username;
                 break;
             case 'source_project_id':
                 if ($this->project->id === $this->{$property}) {
                     $sourceProject = $this->project;
                 } else {
                     $sourceProject = Model\Project::fromArray($this->getClient(), $this->getClient()->api('projects')->show($this->{$property}));
                 }
                 $mr['head']['user'] = $sourceProject->namespace->path;
                 $mr['head']['repo'] = $sourceProject->name;
                 break;
             case 'state':
                 $mr['state'] = 'opened' === $this->{$property} ? 'open' : $this->{$property};
                 $mr['merged'] = $this->{$property} === 'merged';
                 break;
             case 'source_branch':
                 $mr['head']['ref'] = $this->{$property};
                 break;
             case 'target_project_id':
                 if ($this->project->id === $this->{$property}) {
                     $targetProject = $this->project;
                 } else {
                     $targetProject = Model\Project::fromArray($this->getClient(), $this->getClient()->api('projects')->show($this->{$property}));
                 }
                 $mr['base']['user'] = $targetProject->namespace->path;
                 $mr['base']['repo'] = $targetProject->name;
                 break;
             case 'target_branch':
                 $mr['base']['ref'] = $this->{$property};
                 break;
             case 'created_at':
             case 'updated_at':
                 // remove microseconds precision (2014-11-28T08:43:59.354Z -> 2014-11-28T08:43:59Z)
                 $mr[$property] = new \DateTime(preg_replace('{\\.\\d+}', '', $this->{$property}));
                 break;
             case 'description':
                 $mr['body'] = $this->{$property};
                 break;
             default:
                 $mr[$property] = $this->{$property};
                 break;
         }
     }
     return $mr;
 }