<?php

/*
 * © 2016 IRSTEA
 * Guillaume Perréal <guillaume.perreal@irstea.fr>
 * Tous droits réservés.
 */

namespace Irstea\PlantUmlBundle\Model\Namespace_;

use Irstea\PlantUmlBundle\Model\ArrowInterface;
use Irstea\PlantUmlBundle\Writer\WriterInterface;

/**
 * Description of RootNamespace
 *
 * @author Guillaume Perréal <guillaume.perreal@irstea.fr>
 */
class FlatNamespace extends AbstractNamespace
{
    const SEPARATOR = 'none';

    /**
     * @var ArrowInterface[]
     */
    private $arrows = [];

    public function addArrow(ArrowInterface $arrow)
    {
        $this->arrows[] = $arrow;
        return $this;
    }

    public function outputTo(WriterInterface $writer)
    {
        $writer->printf("set namespaceSeparator %s\n", static::SEPARATOR);
        $this
            ->outputNodesTo($writer)
            ->outputArrowsTo($writer);
        return $this;
    }

    protected function outputArrowsTo(WriterInterface $writer)
    {
        foreach ($this->arrows as $arrow) {
            $arrow->outputTo($writer);
        }
        return $this;
    }

    public function getNamespace($namespaceName)
    {
        return $this;
    }

    public function getNodeId($name)
    {
        return str_replace('\\', '_', $name);
    }

    public function getNodeLabel($name)
    {
        return $name;
    }
}