package com.ericsson.tic.vi;

import javax.swing.JPanel;
import javax.swing.JLabel;
import javax.swing.JButton;
import javax.swing.JCheckBox;
import java.awt.BorderLayout;
import javax.swing.border.LineBorder;
import java.awt.Color;
import java.awt.Insets;
import java.awt.event.ActionListener;
import java.awt.event.ActionEvent;
import javax.swing.BoxLayout;
import java.awt.FlowLayout;
import javax.swing.JComboBox;
import javax.swing.DefaultComboBoxModel;


/**
 * The DataListPanel and DataPanel combine to create lists of
 * categories/views etc.
 * 
 * @see CardPanel
 * @see DataListPanel
 * @author	Sami Matilainen
 * @version 1.0 (2008-12-04)
 */
public class DataPanel extends JPanel implements ActionListener {
	
	/** Subpanel used for layout. */
	public JPanel eastPanel, centerPanel, westPanel;
	
	/** Subpanel used for layout. */
	public JPanel topPanel, settingsPanel, buttonsPanel;
	
	/** Subpanel used for layout. */
	public JPanel leftPanel, rightPanel;
	
	/** Enable check box. */
	public JCheckBox enableBox;
	
	/** A fold button. */
	public JButton foldButton;
	
	/** A brushing button. */
	public JButton brushingButton;
	
	/** A title. */
	public JLabel title;
	
	/** TinyPanel used for layout. */
	public JPanel tinyPanel;
	
	/** True if the panel is folded. */
	public boolean isFolded;
	
	/** A button used for choosing color. */
	public ColorChooserButton colorButton;
	
	/** A text label. */
	public String labelText;
	
	/** The parent DataListPanel of this DataPanel. */
	public DataListPanel parent;
	
	/** The type of this DataPanel. Defined in CardPanel. */
	public int type;
	
	/** Comboboxes used for choosing datasets in the view list. */
	public JComboBox nodeComboBox, relsComboBox;
	
	/** Comboboxes used for choosing datasets in the view list. */
	public JComboBox[] barsComboBox, histComboBox;
	
	/** A view panel. */
	public ViewPanel view;
	
	/**
	 * Creates a DataPanel.
	 *
	 * @param labelText	The title of this panel.
	 * @param parent	The parent DataListPanel of this panel.
	 * @param view		An associated ViewPanel.
	 */
	public DataPanel(String labelText, DataListPanel parent, ViewPanel view) {
		this.view = view;
		Color c = new Color(1.0f, 1.0f, 1.0f);
		this.setup(labelText, c, parent);
	}
	
	/**
	 * Creates a DataPanel.
	 *
	 * @param labelText	The title of this panel.
	 * @param parent	The parent DataListPanel of this panel.
	 */
	public DataPanel(String labelText, DataListPanel parent) {
		Color c = new Color(1.0f, 1.0f, 1.0f);
		this.setup(labelText, c, parent);
	}
	
	/**
	 * Creates a DataPanel.
	 *
	 * @param labelText	The title of this panel.
	 * @param parent	The parent DataListPanel of this panel.
	 * @param c			A default color for a colorChooserButton.
	 */
	public DataPanel(String labelText, Color c, DataListPanel parent) {
		this.setup(labelText, c, parent);
	}
	
	/**
	 * Sets up the panel.
	 *
	 * @param labelText	The title of this panel.
	 * @param parent	The parent DataListPanel of this panel.
	 * @param c			A default color for a colorChooserButton.
	 */
	public void setup(String labelText, Color c, DataListPanel parent) {
		
		this.type = parent.type;
		
		this.setLayout(new BorderLayout());
		this.setBorder(new LineBorder(Color.GRAY, 1));
		
		this.labelText = labelText;
		
		this.parent = parent;
		
		isFolded = true;
		
		topPanel = new JPanel();
		
		if (type == CardPanel.CATEGORY) {
			categorySettings();
		} else if (type == CardPanel.NODE) {
			nodeSettings();
		} else if (type == CardPanel.REL) {
			relationSettings();
		} else if (type == CardPanel.VIEW) {
			viewSettings();
		}
		
		tinyPanel = new JPanel();
		tinyPanel.setSize(1,1);
		
		leftPanel = new JPanel();
		rightPanel = new JPanel();
		
		rightPanel.setLayout(new BorderLayout());
		
		topPanel.setLayout(new BorderLayout());
		
		foldButton = new JButton("", VI.leftArrowIcon);
		foldButton.addActionListener(this);
		foldButton.setActionCommand(labelText + " fold");
		foldButton.setMargin(new Insets(0, 0, 0, 0));
		foldButton.setFocusPainted(false);
		foldButton.setBorderPainted(false);
		foldButton.setContentAreaFilled(false);
		
		title = new JLabel(labelText);
		
		enableBox = new JCheckBox("");
		//checkBox.addItemListener(this);
		enableBox.setSelected(true);
		
		brushingButton = new JButton("", VI.brushOffIcon);
		//brushingButton.setMargin(new Insets(0, 0, 0, 0));
		//brushingButton.setFocusPainted(false);
		//brushingButton.setBorderPainted(false);
		//brushingButton.setContentAreaFilled(false);
		
		colorButton = new ColorChooserButton(c);
		//resetButton.addActionListener(listener);
		//colorButton.setActionCommand("color");
		//colorButton.setMnemonic(KeyEvent.VK_R);
		
		leftPanel.add(foldButton, BorderLayout.WEST);
		//leftPanel.add(enableBox, BorderLayout.CENTER);
		
		if (type == CardPanel.CATEGORY) {
			leftPanel.add(brushingButton, BorderLayout.EAST);
			rightPanel.add(colorButton, BorderLayout.WEST);
		}
		
		topPanel.add(leftPanel, BorderLayout.WEST);
		topPanel.add(title, BorderLayout.CENTER);
		topPanel.add(rightPanel, BorderLayout.EAST);
		
		this.add(topPanel, BorderLayout.NORTH);
		
	}
	
	/**
	 * Creates the content in the category settings panel.
	 */
	public void categorySettings() {
		
		settingsPanel = new JPanel();
		settingsPanel.add(new JLabel("settings (removed)"));
		settingsPanel.setBorder(new LineBorder(Color.GRAY, 1));
		
	}
	
	/**
	 * Creates the content in the view settings panel.
	 */
	public void viewSettings() {
		
		//setComboBoxIndexes();
		
		settingsPanel = new JPanel();
		settingsPanel.setLayout(new BoxLayout(settingsPanel, BoxLayout.PAGE_AXIS));
		settingsPanel.setBorder(new LineBorder(Color.GRAY, 1));
		
		JPanel empty = new JPanel();
		empty.setSize(90, 90);
		
		JPanel node = new JPanel(new BorderLayout(10, 10));
		JPanel rels = new JPanel(new BorderLayout(10, 10));
		
		JPanel bar = new JPanel(new BorderLayout(10, 10));
		JPanel his = new JPanel(new BorderLayout(10, 10));
		
		JPanel[] bars = new JPanel[VI.nodeTypeArr.length-1];
		JPanel[] hist = new JPanel[VI.nodeTypeArr.length-1];
		
		for (int i = 0; i < VI.nodeTypeArr.length-1; i++) {
			bars[i] = new JPanel(new BorderLayout(10, 10));
			hist[i] = new JPanel(new BorderLayout(10, 10));
		}
		
		node.add(new JLabel(" Nodes"), BorderLayout.WEST);
		rels.add(new JLabel(" Links"), BorderLayout.WEST);
		
		bar.add(new JPanel(), BorderLayout.NORTH);
		his.add(new JPanel(), BorderLayout.NORTH);
		
		bar.add(new JPanel(), BorderLayout.SOUTH);
		his.add(new JPanel(), BorderLayout.SOUTH);
		
		bar.add(new JLabel(" Bars:"), BorderLayout.WEST);
		his.add(new JLabel(" Label histograms:"), BorderLayout.WEST);
		
		nodeComboBox = new JComboBox(VI.nodeSingularDataStrings);
		relsComboBox = new JComboBox(VI.relsDataStrings);
		nodeComboBox.setPrototypeDisplayValue("WWWWWW");
		relsComboBox.setPrototypeDisplayValue("WWWWWW");	
		nodeComboBox.setSelectedIndex(view.nodeSelectedIndex);
		relsComboBox.setSelectedIndex(view.relSelectedIndex);
		nodeComboBox.addActionListener(this);
		nodeComboBox.setActionCommand(labelText + " node");
		relsComboBox.addActionListener(this);
		relsComboBox.setActionCommand(labelText + " rels");
		
		node.add(nodeComboBox, BorderLayout.EAST);
		rels.add(relsComboBox, BorderLayout.EAST);
		
		barsComboBox = new JComboBox[VI.nodeTypeArr.length-1];
		histComboBox = new JComboBox[VI.nodeTypeArr.length-1];
		
		for (int i = 0; i < VI.nodeTypeArr.length-1; i++) {
			
			barsComboBox[i] = new JComboBox(VI.nodeMultiDataStrings);
			barsComboBox[i].setSelectedIndex(view.barsSelectedIndex[i]);
			barsComboBox[i].setPrototypeDisplayValue("WWWWWW");
			barsComboBox[i].addActionListener(this);
			barsComboBox[i].setActionCommand(labelText + " bars " + i);
			bars[i].add(new JLabel(" " + VI.nodeTypeArr[i+1].name), BorderLayout.CENTER);
			bars[i].add(barsComboBox[i], BorderLayout.EAST);
			
		}
		
		for (int i = 0; i < VI.nodeTypeArr.length-1; i++) {
			
			histComboBox[i] = new JComboBox(VI.nodeMultiDataStrings);
			histComboBox[i].setSelectedIndex(view.histSelectedIndex[i]);
			histComboBox[i].setPrototypeDisplayValue("WWWWWW");
			histComboBox[i].addActionListener(this);
			histComboBox[i].setActionCommand(labelText + " hist " + i);
			hist[i].add(new JLabel(" " + VI.nodeTypeArr[i+1].name), BorderLayout.CENTER);
			hist[i].add(histComboBox[i], BorderLayout.EAST);
			
		}
		
		settingsPanel.add(node);
		settingsPanel.add(rels);
		settingsPanel.add(bar);
		
		for (int i = 0; i < VI.nodeTypeArr.length-1; i++) {
			settingsPanel.add(bars[i]);
		}
		
		settingsPanel.add(his);
		
		for (int i = 0; i < VI.nodeTypeArr.length-1; i++) {
			settingsPanel.add(hist[i]);
		}
		
	}
	
	/**
	 * Creates the content in the node settings panel.
	 */
	public void nodeSettings() {
		
	}
	
	/**
	 * Creates the content in the relations settings panel.
	 */
	public void relationSettings() {
		
	}
	
	/**
	 * Folds the panel.
	 */
	public void fold() {
		
		foldButton.setIcon(VI.leftArrowIcon);
		this.setBorder(new LineBorder(Color.GRAY, 1));
		this.remove(settingsPanel);
		this.validate();
		this.revalidate();
		parent.validate();
		
	}
	
	/**
	 * Unfolds the panel.
	 */
	public void unfold() {
		
		foldButton.setIcon(VI.downArrowIcon);
		this.setBorder(new LineBorder(Color.BLACK, 1));
		if (type == CardPanel.CATEGORY) {
			categorySettings();
		} else if (type == CardPanel.NODE) {
			nodeSettings();
		} else if (type == CardPanel.REL) {
			relationSettings();
		} else if (type == CardPanel.VIEW) {
			viewSettings();
		}
		this.add(settingsPanel, BorderLayout.CENTER);
		this.validate();
		parent.validate();
		
	}
	
	/**
	 * Sets the selected index of the comboboxes for the combo boxes
	 * @deprecated
	 */
	public void setComboBoxIndexes() {
		
		view.nodeSelectedIndex = 0;
		view.relSelectedIndex = 0;
		
		view.barsSelectedIndex = new int[VI.nodeTypeArr.length-1];
		view.histSelectedIndex = new int[VI.nodeTypeArr.length-1];
		
		for (int i = 0; i < VI.nodeTypeArr.length-1; i++) {
			view.barsSelectedIndex[i] = 0; //view.barData[i];
			view.histSelectedIndex[i] = 0; //view.histData[i];
		}
		if (view != null) {
			for (int i = 0; i < VI.nodeSingularData.length; i++) {
				if (VI.nodeSingularData[i].id == view.nodeData-1) {
					view.nodeSelectedIndex = i;
				}
			}
		}
		
		if (view != null) {
			for (int i = 0; i < VI.relsData.length; i++) {
				if (VI.relsData[i].id == view.relData-1) {
					view.relSelectedIndex = i;
				}
			}
		}
		
		for (int j = 0; j < VI.nodeTypeArr.length-1; j++) {
			if (view != null) {
				for (int i = 0; i < VI.nodeMultiData.length; i++) {
					if (VI.nodeMultiData[i].id == view.barData[j]-1) {
						view.barsSelectedIndex[j] = i;
					}
					
				}
			}
		}
		
		for (int j = 0; j < VI.nodeTypeArr.length-1; j++) {
			if (view != null) {
				for (int i = 0; i < VI.nodeMultiData.length; i++) {
					if (VI.nodeMultiData[i].id == view.histData[j]-1) {
						view.histSelectedIndex[j] = i;
					}
					
				}
			}
		}
	
	}
	
	/**
	 * Called when an ActionEvent is triggered.
	 *
	 * @param e The ActionEvent which triggered the event.
	 */
	public void actionPerformed(ActionEvent e) {
		
		if ((labelText + " fold").equals(e.getActionCommand())) {
			if (this.isFolded) {
				this.unfold();
			} else {
				this.fold();
			}
			this.isFolded = !this.isFolded;
			
		} else if ((labelText + " node").equals(e.getActionCommand())) {
		
			view.nodeData = VI.nodeSingularData[nodeComboBox.getSelectedIndex()].id;
			view.nodeSelectedIndex = nodeComboBox.getSelectedIndex();
			
		} else if ((labelText + " rels").equals(e.getActionCommand())) {
			
			view.relData = VI.relsData[relsComboBox.getSelectedIndex()].id;
			view.relSelectedIndex = relsComboBox.getSelectedIndex();
		
		} else {
			
			for (int i = 0; i < VI.nodeTypeArr.length-1; i++) {
				
				if ((labelText + " bars " + i).equals(e.getActionCommand())) {
					
					view.barData[i] = VI.nodeMultiData[barsComboBox[i].getSelectedIndex()].id;
					view.barsSelectedIndex[i] = barsComboBox[i].getSelectedIndex();
					
				} else if ((labelText + " hist " + i).equals(e.getActionCommand())) {
					
					view.histData[i] = VI.nodeMultiData[histComboBox[i].getSelectedIndex()].id;
					view.histSelectedIndex[i] = histComboBox[i].getSelectedIndex();
					
				}
				
			}
			
		}
	
	}
	
}