package view;

import java.awt.Dimension;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.GridLayout;
import java.awt.Image;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;

import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JLabel;
import javax.swing.JPanel;
import javax.swing.SwingConstants;

import model.Category;
import model.File;
import model.FileEvent;
import model.FileOperation;
import model.Viewtype;

/**
 * Browser showing files in Search result *
 */
@SuppressWarnings("serial")
public class Browser extends javax.swing.JPanel {
	private ArrayList<JPanel> panels;
	private MainFrame mainFrame;

	/**
	 * Creates a new Browser
	 * 
	 * @param mainF
	 *            The MainFrame to pass events to
	 */
	public Browser(MainFrame mainF) {
		mainFrame = mainF;
		setLayout(new GridLayout(0, 3));
	}

	/**
	 * Removes all panels from the browser
	 */
	public void clear() {
		removeAll();
		panels = new ArrayList<JPanel>();
	}

	/**
	 * Fill the browser with panels. The panels have an image preview or
	 * standard image for the file depending on the filetype. The images are
	 * placed on a button that opens the ModifyView for that file. Under the
	 * button there's a Labes with teh title of the file.
	 * 
	 * @param fileinp
	 *            File[] of files to fill with
	 */
	public void draw(File[] fileinp) {
		if (fileinp == null)
			return;

		try {
			ArrayList<File> files = new ArrayList<File>();
			for (int i = 0; i < fileinp.length; i++) {
				files.add(fileinp[i]);
			}
			panels = new ArrayList<JPanel>();
			for (int i = 0; i < files.size(); i++) {
				final File temp = files.get(i);
				JPanel tempPanel = new JPanel(new GridBagLayout());
				JLabel tempLabel = new JLabel("", SwingConstants.CENTER);
				tempLabel.setPreferredSize(new Dimension(140, 15));
				tempLabel.setText(temp.getTitle());
				tempLabel.setFont(tempLabel.getFont().deriveFont((float) 12.0));
				JButton tempButton = new JButton();
				tempButton.addActionListener(new ActionListener() {

					@Override
					public void actionPerformed(ActionEvent e) {
						ArrayList<File> fileArray = new ArrayList<File>();
						fileArray.add(temp);
						mainFrame.passEvent(new FileEvent(
								Viewtype.ExtendedSearch, fileArray, temp,
								FileOperation.VIEW));
					}
				});
				ImageIcon thumb;
				if (temp.getCategory() == Category.IMAGE) {
					thumb = new ImageIcon(temp.getPath());
				} else if (temp.getCategory() == Category.VIDEO) {
					thumb = new ImageIcon("files/logo/video.png");
				} else if (temp.getCategory() == Category.TEXT) {
					thumb = new ImageIcon("files/logo/text1.png");
				} else if (temp.getCategory() == Category.AUDIO) {
					thumb = new ImageIcon("files/logo/muzieknoot.png");
				} else {
					thumb = new ImageIcon("files/logo/overig.png");
				}
				thumb.setImage(thumb.getImage().getScaledInstance(140, -1,
						Image.SCALE_FAST));
				tempButton.setIcon(thumb);
				tempButton.setPreferredSize(new Dimension(140, thumb
						.getIconHeight()));

				GridBagConstraints tc = new GridBagConstraints();
				tc.fill = GridBagConstraints.NONE;
				tc.insets = new Insets(2, 8, 2, 8);
				tc.gridx = 0;
				tc.gridy = 0;
				tempPanel.add(tempButton, tc);
				tc.gridy++;
				tc.anchor = GridBagConstraints.SOUTH;
				tempPanel.add(tempLabel, tc);
				panels.add(tempPanel);
			}
			for (JPanel p : panels) {
				add(p);
			}
		} catch (Exception e) {
			e.printStackTrace();
		}
	}

}