package com.jotuntech.sketcher.server.command;

import java.nio.ByteBuffer;

import com.jotuntech.sketcher.common.Log;
import com.jotuntech.sketcher.server.Command;
import com.jotuntech.sketcher.server.Connection;
import com.jotuntech.sketcher.server.Server;

public class SignOutCommand implements Command {
	String message;

	public SignOutCommand() {
		message = new String();
	}

	public SignOutCommand(String message) {
		this.message = message;
	}

	public int perform(Server server, Connection connection) {
		/** Set time of death */
		connection.setTimeOfDeath(System.currentTimeMillis());

		/** Log it */
		if(connection.getUser() != null) {
			Log.info(connection.getUser().getName() + " has signed out (" + message + ").");
		}

		/** Return and broadcast */
		return connection.getUser() == null ? Connection.SEND_NONE : Connection.SEND_OTHERS;
	}

	public void decode(ByteBuffer in) {
		StringBuffer messageBuffer = new StringBuffer();
		while(in.remaining() >= 2) {
			messageBuffer.append(in.getChar());
		}
		message = messageBuffer.toString();
	}

	public void encode(ByteBuffer out) {
		for(int i = 0; i < message.length(); i++) {
			out.putChar(message.charAt(i));
		}
	}
}