package risk.tools.translation;

import java.util.Enumeration;
import java.util.Locale;
import java.util.Arrays;
import java.util.List;
import java.util.Comparator;
import java.util.Vector;
import java.util.HashMap;
import java.util.Map;
import java.io.File;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLClassLoader;
import java.awt.Dimension;
import java.awt.Graphics;
import java.awt.Toolkit;
import java.awt.Color;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import java.awt.BorderLayout;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.FlowLayout;
import java.awt.Font;
import java.awt.Point;
import java.awt.image.BufferedImage;
import java.awt.Component;
import java.awt.GridLayout;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import javax.imageio.ImageIO;
import javax.swing.UIManager;
import javax.swing.JFrame;
import javax.swing.JPanel;
import javax.swing.JButton;
import javax.swing.JPopupMenu;
import javax.swing.JMenuItem;
import javax.swing.JOptionPane;
import javax.swing.JList;
import javax.swing.JScrollPane;
import javax.swing.JSplitPane;
import javax.swing.JMenuBar;
import javax.swing.JToolBar;
import javax.swing.JMenu;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.JTextField;
import javax.swing.JTextArea;
import javax.swing.DefaultListModel;
import javax.swing.Box;
import javax.swing.Icon;
import javax.swing.JSeparator;
import javax.swing.ImageIcon;
import javax.swing.JTree;
import javax.swing.tree.DefaultMutableTreeNode;
import javax.swing.tree.TreeSelectionModel;
import javax.swing.tree.ExpandVetoException;
import javax.swing.event.TreeSelectionEvent;
import javax.swing.event.TreeSelectionListener;
import javax.swing.event.TreeExpansionListener;
import javax.swing.event.TreeWillExpandListener;
import javax.swing.event.TreeExpansionEvent;
import javax.swing.tree.TreeNode;
import javax.swing.tree.TreePath;
import javax.swing.tree.DefaultTreeModel;
import javax.swing.tree.DefaultTreeCellRenderer;
import javax.swing.text.JTextComponent;
import javax.swing.DefaultComboBoxModel;
import javax.swing.JScrollBar;
import javax.swing.JCheckBox;
import javax.swing.JDialog;
import java.util.Iterator;
import java.util.ArrayList;
import javax.swing.JTabbedPane;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import javax.swing.ListSelectionModel;
import java.awt.event.WindowEvent;

import risk.ui.SwingGUI.SwingGUITab;

public class MessageTool extends JPanel implements ActionListener,TreeSelectionListener,TreeWillExpandListener,ListSelectionListener,SwingGUITab { // TreeExpansionListener

	private JTree tree;
	private Mtcomm mycomm;
	private DoublePanel doublePanel;
	private JTextField status;

	private JComboBox address;
	private JComboBox local;
	private JButton find;

	//private ClassLoader pluginLoader;
	private MyNode message;

	private JCheckBox wrap;
	private JTextField searchbox;
	private JList results;

	private Locale currentlocale;
	private JComboBox filter1;
	private JToolBar toolbar;

	public static final Comparator CASE_INSENSITIVE_ORDER = new Comparator() {

		public int compare(Object o1, Object o2) {

			return o1.toString().compareToIgnoreCase(o2.toString());

		}

	};

	public MessageTool() {

		setName("Translation Tool");

		setOpaque(false);

		setLayout( new BorderLayout() );


		JButton load = new JButton("Load",new ImageIcon( this.getClass().getResource("openFile.png") ));
		load.setActionCommand("load");
		load.addActionListener(this);


		wrap = new JCheckBox("Word Wrap");
		wrap.setActionCommand("wrap");
		wrap.addActionListener(this);


		toolbar = new JToolBar();

		toolbar.setFloatable(false);

		address = new JComboBox();

		address.setEditable(true);

		//address.setActionCommand("go");
		//address.addActionListener(this);

		address.getEditor().getEditorComponent().addKeyListener(

			new KeyAdapter() {
				public void keyPressed(KeyEvent e) {
					if (e.getKeyCode() == KeyEvent.VK_ENTER) {

						actionPerformed( new ActionEvent(e,e.getKeyCode(),"go") );

					}
				}
			}
		);


		JButton go = new JButton("Go");
		go.setActionCommand("go");
		go.addActionListener(this);

		JPanel addressbar = new JPanel( new BorderLayout() );
		addressbar.add( new JLabel("   Address: ") ,BorderLayout.WEST);
		addressbar.add( address );
		addressbar.add( go ,BorderLayout.EAST);

		addressbar.setOpaque(false);

		JButton add = new JButton("add Message",new ImageIcon( this.getClass().getResource("New16.gif") ));
		add.setActionCommand("add");
		add.addActionListener(this);

		JButton remove = new JButton("refresh tree",new ImageIcon( this.getClass().getResource("Refresh16.gif") ));
		remove.setActionCommand("refresh");
		remove.addActionListener(this);

		JButton save = new JButton("save Message",new ImageIcon( this.getClass().getResource("Save16.gif") ));
		save.setActionCommand("save message");
		save.addActionListener(this);

		JButton revert = new JButton("revert Message",new ImageIcon( this.getClass().getResource("Undo16.gif") ));
		revert.setActionCommand("revert");
		revert.addActionListener(this);

		toolbar.add(load);
		toolbar.addSeparator();

		toolbar.add( add );
		toolbar.add( remove );
		toolbar.addSeparator();
		toolbar.add( save );
		toolbar.add( revert );

		local = new JComboBox();
		//local.setSelectedItem( Locale.getDefault() );

		local.setActionCommand("locale");
		local.addActionListener(this);

		Dimension size = new Dimension(80,25);

		local.setMaximumSize(size);
		local.setMinimumSize(size);
		local.setPreferredSize(size);

		toolbar.add( Box.createHorizontalGlue() );

		toolbar.add( new JLabel("  Locale: ") );
		toolbar.add( local );

		toolbar.setRollover(true);

		//DefaultMutableTreeNode top = new DefaultMutableTreeNode("root");

		//mycomm = new TestComm(top);

		tree = new JTree((TreeNode)null);
		tree.addTreeSelectionListener(this);
		//tree.addTreeExpansionListener(this);
		tree.addTreeWillExpandListener(this);

		//tree.setRootVisible(false);

		tree.getSelectionModel().setSelectionMode(TreeSelectionModel.SINGLE_TREE_SELECTION);

		tree.setCellRenderer(new MyRenderer());

		JSplitPane splitPane = new JSplitPane();

		// bar = scrollPane.getHorizontalScrollBar();

		find = new JButton("find");
		find.setActionCommand("find");
		find.addActionListener(this);

		searchbox = new JTextField();
		searchbox.setActionCommand("find");
		searchbox.addActionListener(this);

		JPanel search = new JPanel( new BorderLayout() );
		JPanel stop = new JPanel( new BorderLayout() );
		stop.add( searchbox );
		stop.add( find, BorderLayout.EAST );

		results = new JList();
		results.addListSelectionListener(this);
		results.setSelectionMode( ListSelectionModel.SINGLE_SELECTION );


		filter1 = new JComboBox();

		filter1.setActionCommand("filter");
		filter1.addActionListener(this);



		JPanel advanced = new JPanel( new BorderLayout() );

		advanced.add( new JLabel("Locales: ") ,BorderLayout.WEST);
		advanced.add( filter1 );

		JPanel more = new JPanel( new BorderLayout() );
		CollapsiblePanel advanced1 = new CollapsiblePanel( advanced, "Advanced Filters" );

		more.add(advanced1 , BorderLayout.NORTH);
		more.add(new JScrollPane( results ));

		search.add( stop , BorderLayout.NORTH);
		search.add( more );

		JTabbedPane tabs = new JTabbedPane();
		tabs.add( "tree", new JScrollPane(tree) );
		tabs.add( "search" , search );

		doublePanel = new DoublePanel(tree);
		doublePanel.setVisible(false);

		JPanel rightPanel = new JPanel( new BorderLayout() );
		rightPanel.add(doublePanel);

		splitPane.setLeftComponent( tabs );
		splitPane.setRightComponent( rightPanel );

		splitPane.setDividerLocation(200);
		splitPane.setContinuousLayout(true);

		//toolbarPanel.add(toolbar, BorderLayout.NORTH);
		//toolbarPanel.add(splitPane);


		status = new JTextField("plugin not loaded");

		status.setEnabled(false);
		status.setDisabledTextColor( getForeground() );
		status.setOpaque(false);
		wrap.setOpaque(false);

		JPanel bottom = new JPanel( new BorderLayout() );
		bottom.setOpaque(false);

		bottom.add(status);
		bottom.add(wrap,BorderLayout.EAST);

		add( addressbar , BorderLayout.NORTH);
		add( splitPane );	
		add( bottom , BorderLayout.SOUTH);


	}

	public JToolBar getToolBar() { return toolbar; }
	public JMenu getMenu() { return null; }

	private boolean actioncancelled;

	public void valueChanged(TreeSelectionEvent e) {

		MyNode node = (MyNode)tree.getLastSelectedPathComponent();

		if (node == null) { return; }

		if (actioncancelled) { actioncancelled=false; return; }

		if ( node.hasMessage() && checkChange() ) {

			//tree.setSelectionPath( new TreePath(message.getPath()) ); // rest highleghted message

			actioncancelled=true;

			tree.setSelectionPath( e.getOldLeadSelectionPath() );

			return;

		}


		String name = node.getName();

		address.removeItem(name);

		address.insertItemAt( name ,0);
		address.setSelectedIndex(0);

		if (!node.hasMessage()) { return; }

		message = node;

		redoMessage();

	}

	public boolean checkChange() {

		if ( message!=null && doublePanel.checkChange() ) {

			int result = JOptionPane.showConfirmDialog(this,"do you want to save changes to: "+message.getName(),"save?",JOptionPane.YES_NO_CANCEL_OPTION );

			if (result == JOptionPane.CANCEL_OPTION) {

				return true;

			}

			if (result == JOptionPane.YES_OPTION) {

				saveChanges();

			}

		}


		return false;

	}




	public void redoMessage() {

		if (message==null) { return; }

		try {

			doublePanel.reuse(

				message,
				null,
				currentlocale,
				mycomm
			);

			doublePanel.setVisible(true);
		}
		catch(Exception e) {

			showError("unable to load message: "+e.getMessage() );				
			e.printStackTrace();

		}


	}

	public void saveChanges() {

		try {
			if (message!=null) { doublePanel.saveChanges(); }

		}
		catch (Exception e) {

			showError("unable to save: "+e.getMessage() );

		}

	}

	public void treeWillExpand(TreeExpansionEvent e) throws ExpandVetoException {

		// go though all children of the node about to be expanded, and add there children to them
		//System.out.println(e.getPath());

		MyNode node = (MyNode)e.getPath().getLastPathComponent();

		try {

			node.loadChildren(mycomm,currentlocale);

		}
		catch(Exception ex) {

			showError("unable to load children: "+ex.getMessage() );
			throw new ExpandVetoException(e);

		}

		//setupChildren( (DefaultMutableTreeNode)e.getPath().getLastPathComponent() );

	}

	public void treeWillCollapse(TreeExpansionEvent e) throws ExpandVetoException {

		//System.out.println(e);

	}

	private boolean searching;
	private Result[] fullResults;

	public void actionPerformed(ActionEvent ae) {

		if (ae.getActionCommand().equals("load")) {

			if ( checkChange() ) { return; }

			load();

		}
		else if (ae.getActionCommand().equals("add")) {

			TreePath path = tree.getSelectionPath();

			if ( path !=null ) {

				MyNode node = (MyNode)path.getLastPathComponent();

				String name = JOptionPane.showInputDialog(this,"Select name:",node.getName() );

				if (name!=null) {

					addNode(name);
				}

			}

		}
		else if (ae.getActionCommand().equals("refresh")) {

			TreePath path = tree.getSelectionPath();

			if ( path !=null ) {

				MyNode node = (MyNode)path.getLastPathComponent();

				node.removeAllChildren();

				try {

					node.loadChildren(mycomm,currentlocale);

				}
				catch(Exception e) {

					showError("unable to load children: "+e.getMessage());

				}

				((DefaultTreeModel)tree.getModel()).reload(node);
			}

		}
		else if (ae.getActionCommand().equals("find")) {

			if (mycomm!=null && !searching) {

				searching = true;
				find.setEnabled(false);

				status.setText("Searching...");

				new Thread() {

					public void run() {

						try {

							fullResults = mycomm.search( searchbox.getText() );