package server;

import constants.Constants;
import discovery.computername.ComputerNameResolver;
import discovery.computername.OtagoComputerNameResolver;
import discovery.server.BroadcastResponder;
import gui.Lab;
import gui.LabRegistry;
import gui.QueuePanel;
import gui.processors.RequestProcessor;
import gui.processors.ServerLabelProcessor;
import java.awt.BorderLayout;
import java.awt.event.*;
import java.io.IOException;
import java.util.Collection;
import java.util.LinkedHashSet;
import javax.swing.GroupLayout;
import javax.swing.JFrame;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.LayoutStyle;

/**
 *
 * @author Mark
 */
public final class Server {

	private Server() {
	}

	public static void main(final String[] args) throws IOException {

         System.out.println("Server");
//      final String name = "SBEASTCAL1-01";
		final String name = "SB316-01";
//      final String name = "SB317-1";
//      final String name = "SB318-1";

//      final String name = args.length > 0 ? args[0] : null;
		final ComputerNameResolver nameResolver = new OtagoComputerNameResolver(name, "COMPUTERNAME");

		nameResolver.resolve();

		final String labName = nameResolver.getLabName();

		final JFrame frame = new JFrame();
		frame.setLayout(new BorderLayout());
		frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);

		final LabRegistry registry = new LabRegistry();
		final Lab lab = registry.getLab(labName);

		if (lab == null) {
			JOptionPane.showMessageDialog(frame, "There is no map for this lab yet.\nThe lab ID is : " + labName, "No map", JOptionPane.ERROR_MESSAGE);
			System.exit(Constants.EXIT_NO_MAP_FOUND);
		}

		final JPanel mapPanel = lab.getPanel();

		final Collection<Integer> helpQueue = new LinkedHashSet<Integer>();
		final Collection<Integer> markingQueue = new LinkedHashSet<Integer>();

		QueuePanel helpPanel = new QueuePanel(helpQueue);
		QueuePanel markingPanel = new QueuePanel(markingQueue);

		final RequestProcessor processor = new ServerLabelProcessor(helpPanel, markingPanel);
		processor.processLabels(mapPanel);

		frame.setTitle(String.format("Democall %1s - Server (%1s)", Constants.VERSION, lab.getLabDescription()));

		javax.swing.GroupLayout layout = new javax.swing.GroupLayout(frame.getContentPane());
		frame.getContentPane().setLayout(layout);

		layout.setHorizontalGroup(
				layout.createParallelGroup(GroupLayout.Alignment.LEADING)
				.addComponent(helpPanel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE)
				.addComponent(markingPanel, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE)
				.addComponent(mapPanel, GroupLayout.Alignment.CENTER, GroupLayout.DEFAULT_SIZE, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE));

		layout.setVerticalGroup(
				layout.createParallelGroup(GroupLayout.Alignment.LEADING)
				.addGroup(layout.createSequentialGroup()
						.addComponent(helpPanel, Constants.QUEUE_MIN_HEIGHT, GroupLayout.DEFAULT_SIZE, Constants.QUEUE_MAX_HEIGHT)
						.addComponent(markingPanel, Constants.QUEUE_MIN_HEIGHT, GroupLayout.DEFAULT_SIZE, Constants.QUEUE_MAX_HEIGHT)
						.addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)
						.addComponent(mapPanel, 100, GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
						.addPreferredGap(LayoutStyle.ComponentPlacement.RELATED)));

		frame.pack();
		frame.setVisible(true);

		// dynamic font resize based on window size
		final int defaultFontSize = Constants.DEFAULT_MAP_FONT_SIZE;
		final int currentHeight = mapPanel.getHeight();

		frame.addComponentListener(new ComponentAdapter() {

			@Override
			public void componentResized(ComponentEvent e) {
				int newHeight = mapPanel.getHeight();
				float scaleFactor = (float) newHeight / (float) currentHeight * 0.8f;
				int newFontSize = Math.round(defaultFontSize * scaleFactor);
				processor.resizeFonts(newFontSize);
			}

		});

		new ApplicationHandler(processor).start();
		new BroadcastResponder(labName).start();
	}

}