<?php

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

namespace Irstea\PlantUmlBundle\Model\Node;

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

/**
 * Description of Class
 *
 * @author Guillaume Perréal <guillaume.perreal@irstea.fr>
 */
class BaseNode implements UmlNodeInterface
{
    /**
     * @var string
     */
    private $name;

    /**
     * @var string
     */
    private $alias;

    /**
     * @var string
     */
    private $nodeType;

    /**
     * @var string[]
     */
    private $classifiers;

    /**
     * @var string[]
     */
    private $stereotypes;

    /**
     * @var int
     */
    private $ordering;

    /**
     * @param string $name
     * @param string $nodeType
     * @param array $classifiers
     * @param array $stereotypes
     */
    function __construct($name, $nodeType, array $classifiers = [], array $stereotypes = [], $ordering = 0)
    {
        $pos = strrpos($name, '\\');
        $this->name        = substr($name, $pos + 1);
        $this->alias       = str_replace('\\', '.', $name)."_node";

        $this->nodeType    = $nodeType;
        $this->classifiers = $classifiers;
        $this->stereotypes = $stereotypes;
        $this->ordering    = $ordering;
    }

    public function outputTo(WriterInterface $writer)
    {
        $this
            ->outputClassifiersTo($writer)
            ->outputNodeTypeTo($writer);
        $writer->printf('"%s" as %s', $this->name, $this->alias);
        $this
            ->outputStereotypesTo($writer);
        $writer
            ->write(" {\n")
            ->indent();
        $this
            ->outputAttributesTo($writer)
            ->outputMethodsTo($writer);
        $writer
            ->dedent()
            ->write("}\n");
        return $this;
    }

    public function outputAliasTo(WriterInterface $writer)
    {
        $writer->write($this->alias);
        return $this;
    }

    protected function outputClassifiersTo(WriterInterface $writer)
    {
        foreach($this->classifiers as $classifier) {
            $writer->printf('%s ', $classifier);
        }
        return $this;
    }

    protected function outputNodeTypeTo(WriterInterface $writer)
    {
        $writer->printf('%s ', $this->nodeType);
        return $this;
    }

    protected function outputStereotypesTo(WriterInterface $writer)
    {
        foreach($this->stereotypes as $stereotype) {
            $writer->printf(' <<%s>>', $stereotype);
        }
        return $this;
    }

    protected function outputAttributesTo(WriterInterface $writer)
    {
        return $this;
    }

    protected function outputMethodsTo(WriterInterface $writer)
    {
        return $this;
    }

    static public function compare(BaseNode $a, BaseNode $b)
    {
        if ($a->ordering === $b->ordering) {
            return strcmp($a->name, $b->name);
        }
        return $a->ordering - $b->ordering;
    }
}