package ui.view;

import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.GridLayout;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import java.awt.image.BufferedImage;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Hashtable;
import java.util.List;
import java.util.stream.Collectors;

import javax.imageio.ImageIO;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JFileChooser;
import javax.swing.JFrame;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.SwingConstants;
import javax.swing.border.EmptyBorder;

import com.google.gson.JsonObject;

import classes.TrackedDataSet;
import ui.controller.Control;
import ui.model.Model;

public class StatisticGraphPanel extends JPanel {

	private static final long serialVersionUID = 1L;

	// Model/Controller
	private Model model;
	private Control controller;

	// Components
	private StatisticGraph sGraph;
	private final JLabel graphNameLabel;
	private final JLabel maximumLabel = new JLabel("0");
	private JPanel topPanel = new JPanel();
	private JButton closeButton = new JButton("X");
	private JButton savImgButton = new JButton("Save as Image");

	// Variables
	String graphName;
	private final JPanel legendPanel = new JPanel();
	private JPanel that;
	private Hashtable<String, StatisticGraphPanel> graphHashtable;

	/**
	 * Constructor.
	 * 
	 * @param mod
	 *            the Model
	 * @param cont
	 *            the Controller
	 */
	public StatisticGraphPanel(Model mod, Control cont, String name, Hashtable<String, StatisticGraphPanel> gHt) {
		super();
		setBorder(new EmptyBorder(0, 0, 0, 0));
		this.model = mod;
		this.controller = cont;
		this.sGraph = new StatisticGraph(mod, cont);
		this.graphName = name;
		this.graphHashtable = gHt;
		setLayout(new BorderLayout(0, 0));

		// ******************** Component Propertys ***************//
		// Graph
		// this.setPreferredSize(new Dimension(300, 200));
		sGraph.setPreferredSize(new Dimension(200, 200));
		sGraph.setMinimumSize(new Dimension(100, 150));
		// this.setMaximumSize(new Dimension(700, 200));
		// this.setMinimumSize(new Dimension(300, 200));

		// Graph Name
		graphNameLabel = new JLabel(graphName);
		graphNameLabel.setHorizontalTextPosition(JLabel.CENTER);

		// Panel on top (Name and Close Button)
		topPanel.setLayout(new BorderLayout(0, 0));
		JPanel topPanelHelp = new JPanel(new BorderLayout(0, 0));
		topPanelHelp.add(graphNameLabel, BorderLayout.CENTER);
		topPanelHelp.add(savImgButton, BorderLayout.EAST);
		topPanel.add(topPanelHelp, BorderLayout.CENTER);
		topPanel.add(closeButton, BorderLayout.EAST);
		savImgButton.addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				BufferedImage img = new BufferedImage(that.getWidth(), that.getHeight(), BufferedImage.TYPE_INT_RGB);
				that.print(img.getGraphics());
				try {
					JFileChooser fileChooser = new JFileChooser();
					if (fileChooser.showSaveDialog(new JFrame()) == JFileChooser.APPROVE_OPTION) {
						String file = fileChooser.getSelectedFile().getPath();
						ImageIO.write(img, "jpg", new File(file + ".jpg"));
					}
				} catch (IOException e1) {
					// TODO Auto-generated catch block
					e1.printStackTrace();
				}

			}
		});
		topPanel.setBorder(null);

		// Maximum Label
		maximumLabel.setVerticalAlignment(SwingConstants.TOP);
		maximumLabel.setMinimumSize(new Dimension(30, 10));
		legendPanel.setAlignmentY(Component.BOTTOM_ALIGNMENT);

		// Legend Panel
		legendPanel.setLayout(new GridLayout(0, 5, 0, 0));

		// ******************** Component Listener ****************//

		that = this;
		closeButton.addActionListener(new ActionListener() {
			@Override
			public void actionPerformed(ActionEvent e) {
				JPanel parent = (JPanel) that.getParent();
				for (int i = 0; i < parent.getComponentCount(); i++) {
					if (parent.getComponent(i).equals(that)) {
						parent.remove(parent.getComponent(i + 1));
						break;
					}
				}
				graphHashtable.remove(graphName);
				parent.remove(that);
				parent.updateUI();
			}
		});

		// ******************** add everything ********************//
		this.add(sGraph);
		this.add(topPanel, BorderLayout.NORTH);
		this.add(maximumLabel, BorderLayout.WEST);
		this.add(legendPanel, BorderLayout.SOUTH);

	}

	/**
	 * Adds the Set to the Graph.
	 * 
	 * @param set
	 */
	public void addObject(TrackedDataSet set) {
		sGraph.addObject(set);
		String property = "";
		switch (set.getProperty()) {
		case TrackedDataSet.CONSUMPTION:
		case TrackedDataSet.GROUP_CONSUMPTION:
			property = "consumption";
			break;
		case TrackedDataSet.PRODUCTION:
		case TrackedDataSet.GROUP_PRODUCTION:
			property = "production";
			break;
		case TrackedDataSet.ACTIVATED_ELEMENTS:
			property = "active elements";
			break;
		case TrackedDataSet.ON_OFF:
			property = "on//off";
			break;
		case TrackedDataSet.TOTAL_PRODUCTION:
			property = "total production";
			break;
		case TrackedDataSet.TOTAL_CONSUMPTION:
			property = "total consumption";
			break;
		case TrackedDataSet.PERCENT_SUPPLIED:
			property = "Percentage of supplied";
			break;
		case TrackedDataSet.PERCENT_NOT_SUPPLIED:
			property = "Percentage of not supplied";
			break;
		case TrackedDataSet.PERCENT_PARTIAL_SUPPLIED:
			property = "Percentage of partial supplied";
			break;
		case TrackedDataSet.AMOUNT_HOLONS:
			property = "Amount of holons";
			break;
		case TrackedDataSet.AMOUNT_CLOSED_SWITCHES:
			property = "Amount of Closed Switches";
			break;
		case TrackedDataSet.AVG_AMOUNT_OBJECTS_IN_HOLONS:
			property = "Avg. Amount of Objects in Holons";
			break;
		case TrackedDataSet.AVG_AMOUNT_ELEMENTS_IN_HOLONS:
			property = "Avg. Amount of Elements in Holons";
			break;
		case TrackedDataSet.AVG_AMOUNT_PRODUCERS_IN_HOLONS:
			property = "Avg. Amount Producers in Holons";
			break;
		case TrackedDataSet.AVG_CONSUMED_ENERGY_IN_HOLONS:
			property = "Avg. Consumed Energy in Holons";
			break;
		case TrackedDataSet.AVG_WASTED_ENERGY_IN_HOLONS:
			property = "Avg. Wasted Energy in Holons";
			break;
		case TrackedDataSet.AMOUNT_BROKEN_EDGES:
			property = "Amount of Broken Edged";
			break;
		case TrackedDataSet.RATIO_PRODUCERS_CONSUMERS:
			property = "Ratio Producers:Consumers";
			break;
		case TrackedDataSet.AVG_AMOUNT_CLOSED_SWITCHES_IN_HOLONS:
			property = "Avg. Amount of Closed Switches in Holons";
			break;
		case TrackedDataSet.AVG_AMOUNT_ACTIVE_ELEMENTS_IN_HOLONS:
			property = "Avg. Amount of Active Elements in Holons";
			break;
		case TrackedDataSet.AVG_AMOUNT_INACTIVE_ELEMENTS_IN_HOLONS:
			property = "Avg. Amount of Inactive Elements in Holons";
			break;
		case TrackedDataSet.AVG_PRODUCED_ENERGY_IN_HOLONS:
			property = "Avg. Produced Energy in Holons";
			break;
		default:
			property = "null";
			break;
		}
		JLabel b;
		if (set.getCpsObject() != null) {
			b = new JLabel(set.getCpsObject().getId() + ", " + set.getCpsObject().getName() + ": " + property);
		} else {
			b = new JLabel(property);
		}
		// b.setBackground(set.getColor());
		b.setBorder(BorderFactory.createLineBorder(set.getColor()));
		int color = Math.max(Math.max(set.getColor().getRed(), set.getColor().getGreen()), set.getColor().getBlue());

		b.setOpaque(true);
		b.addMouseListener(new MouseAdapter() {

			@Override
			public void mousePressed(MouseEvent e) {
				if (MouseEvent.BUTTON3 == e.getButton()) {
					for (int i = 0; i < legendPanel.getComponentCount(); i++) {
						if (legendPanel.getComponent(i).equals(e.getComponent())) {
							legendPanel.remove(i);
							sGraph.removeObject(i);
							that.updateUI();
						}
					}
				}
			}
		});
		legendPanel.add(b);
		sGraph.calcMaximum();
		that.updateUI();
	}

	/**
	 * Set the Maximum Label
	 *
	 * @param max
	 */
	public void setMaximumLabel(double max) {
		maximumLabel.setText(Double.toString(max));
	}

	/**
	 * Get the name of the Graph.
	 * 
	 * @return the name of the Graph
	 */
	public String getGraphName() {
		return this.graphName;
	}

	/**
	 * Calls the addValue function of the sGraph
	 */
	public void addValues() {
		sGraph.addValues();
	}

	/**
	 * Calls the calcMaximum function of the sGraph
	 */
	public void calcMaximum() {
		sGraph.calcMaximum();
	}

	public StatisticGraph getStatGraph() {
		return sGraph;
	}

	public void setStatisticGraph(StatisticGraph sG) {
		this.sGraph = sG;
	}

	/**
	 * Reset the Graph. Delete all calculated values.
	 */
	public void resetGraph() {
		sGraph.resetGraph();
	}

	/**
	 * Returns the Legend Panel.
	 * @return legendPanel
	 */
	public JPanel getLegendPanel(){
		return legendPanel;
	}

}