package eu.siacs.conversations.xmpp.jingle;

import java.util.ArrayList;
import java.util.List;

import eu.siacs.conversations.xml.Element;

public class JingleCandidate {
	
	public static int TYPE_UNKNOWN;
	public static int TYPE_DIRECT = 0;
	public static int TYPE_PROXY = 1;
	
	private boolean ours;
	private boolean usedByCounterpart = false;
	private String cid;
	private String host;
	private int port;
	private int type;
	private String jid;
	private int priority;
	
	public JingleCandidate(String cid,boolean ours) {
		this.ours = ours;
		this.cid = cid;
	}
	
	public String getCid() {
		return cid;
	}

	public void setHost(String host) {
		this.host = host;
	}
	
	public String getHost() {
		return this.host;
	}
	
	public void setJid(String jid) {
		this.jid = jid;
	}
	
	public String getJid() {
		return this.jid;
	}

	public void setPort(int port) {
		this.port = port;
	}
	
	public int getPort() {
		return this.port;
	}
	
	public void setType(int type) {
		this.type = type;
	}
	
	public void setType(String type) {
		if ("proxy".equals(type)) {
			this.type = TYPE_PROXY;
		} else if ("direct".equals(type)) {
			this.type = TYPE_DIRECT;
		} else {
			this.type = TYPE_UNKNOWN;
		}
	}

	public void setPriority(int i) {
		this.priority = i;
	}
	
	public int getPriority() {
		return this.priority;
	}
	
	public boolean equals(JingleCandidate other) {
		return this.getCid().equals(other.getCid());
	}
	
	public boolean equalValues(JingleCandidate other) {
		return other.getHost().equals(this.getHost())&&(other.getPort()==this.getPort());
	}
	
	public boolean isOurs() {
		return ours;
	}
	
	public int getType() {
		return this.type;
	}

	public static List<JingleCandidate> parse(List<Element> canditates) {
		List<JingleCandidate> parsedCandidates = new ArrayList<JingleCandidate>();
		for(Element c : canditates) {
			parsedCandidates.add(JingleCandidate.parse(c));
		}
		return parsedCandidates;
	}
	
	public static JingleCandidate parse(Element candidate) {
		JingleCandidate parsedCandidate = new JingleCandidate(candidate.getAttribute("cid"), false);
		parsedCandidate.setHost(candidate.getAttribute("host"));
		parsedCandidate.setJid(candidate.getAttribute("jid"));
		parsedCandidate.setType(candidate.getAttribute("type"));
		parsedCandidate.setPriority(Integer.parseInt(candidate.getAttribute("priority")));
		parsedCandidate.setPort(Integer.parseInt(candidate.getAttribute("port")));
		return parsedCandidate;
	}

	public Element toElement() {
		Element element = new Element("candidate");
		element.setAttribute("cid", this.getCid());
		element.setAttribute("host", this.getHost());
		element.setAttribute("port", ""+this.getPort());
		element.setAttribute("jid", this.getJid());
		element.setAttribute("priority",""+this.getPriority());
		if (this.getType()==TYPE_DIRECT) {
			element.setAttribute("type","direct");
		} else if (this.getType()==TYPE_PROXY) {
			element.setAttribute("type","proxy");
		}
		return element;
	}

	public void flagAsUsedByCounterpart() {
		this.usedByCounterpart  = true;
	}

	public boolean isUsedByCounterpart() {
		return this.usedByCounterpart;
	}
	
	public String toString() {
		return this.getHost()+":"+this.getPort()+" (prio="+this.getPriority()+")";
	}
}