package com.cloudcraftgaming.bettermessages; //change this to your package name.

import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;

import javax.xml.parsers.DocumentBuilderFactory;

import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class UpdateChecker
{
  private Main plugin;
  private URL filesFeed;
  private String version;
  private String link;

  public UpdateChecker(Main plugin, String url)
  {
    this.plugin = plugin;
    try
    {
      this.filesFeed = new URL(url);
    }
    catch (MalformedURLException e)
    {
      e.printStackTrace();
    }
  }

public boolean UpdateNeeded()
  {
    try
    {
      InputStream input = this.filesFeed.openConnection().getInputStream();
      Document document = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(input);
      Node latestFile = document.getElementsByTagName("item").item(0);
      NodeList children = latestFile.getChildNodes();
      this.version = children.item(1).getTextContent().replaceAll("[a-zA-z ]", "");
      this.link = children.item(3).getTextContent();
      if (!this.plugin.getDescription().getVersion().equals(this.version)) {
        return true;
      }
    }
    catch (Exception e)
    {
      e.printStackTrace();
    }
    return false;
  }

  public String getVersion()
  {
    return this.version;
  }

  public String getLink()
  {
    return this.link;
  }
}