SearchView.java

package com.quiltplayer.view.swing.views.impl;

import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.FocusListener;
import java.awt.event.KeyAdapter;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;

import javax.annotation.PostConstruct;
import javax.swing.JButton;
import javax.swing.JComponent;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextField;

import net.miginfocom.swing.MigLayout;

import org.jdesktop.jxlayer.JXLayer;
import org.springframework.beans.factory.annotation.Autowired;

import com.quiltplayer.core.repo.spotify.JotifyRepository;
import com.quiltplayer.model.jotify.JotifyAlbum;
import com.quiltplayer.model.jotify.JotifyArtist;
import com.quiltplayer.model.jotify.JotifySong;
import com.quiltplayer.view.swing.buttons.QButton;
import com.quiltplayer.view.swing.labels.SpotifyArtistLabel;
import com.quiltplayer.view.swing.labels.StringOrCharLabel;
import com.quiltplayer.view.swing.labels.search.AlbumSearchLabel;
import com.quiltplayer.view.swing.labels.search.TrackSearchLabel;
import com.quiltplayer.view.swing.layers.JScrollPaneLayerUI;
import com.quiltplayer.view.swing.listeners.ArtistListener;
import com.quiltplayer.view.swing.listeners.ChangeAlbumListener;
import com.quiltplayer.view.swing.listeners.SearchListener;
import com.quiltplayer.view.swing.panels.QScrollPane;
import com.quiltplayer.view.swing.panels.QScrollPane.ScrollDirection;
import com.quiltplayer.view.swing.textfields.QTextField;
import com.quiltplayer.view.swing.views.View;
import com.quiltplayer.view.swing.window.Keyboard;

import de.felixbruns.jotify.media.Album;
import de.felixbruns.jotify.media.Artist;
import de.felixbruns.jotify.media.Result;

/**
 * Search collection + Spotify
 * 
 * @author Vlado Palczynski
 * 
 */
@org.springframework.stereotype.Component
public class SearchView implements View {

    private static final long serialVersionUID = 1L;

    public static final String EVENT_SEARCH = "search";

    private JPanel panel;

    private JPanel searchPanel;

    private JPanel scrollablePanel;

    private JTextField searchField;

    private JButton searchButton;

    @Autowired
    private SearchListener searchListener;

    @Autowired
    private ArtistListener artistListener;

    @Autowired
    private ChangeAlbumListener changeAlbumListener;

    @Autowired
    private Keyboard keyboardPanel;

    private Result result;

    private FocusListener focusListener = new com.quiltplayer.view.swing.listeners.QFocusListener();

    private boolean newResult;

    @PostConstruct
    public void init() {
        setupSearchField();
        setupSearchButton();
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.quiltplayer.view.components.View#getUI()
     */
    @Override
    public JComponent getUI() {
        if (newResult || panel == null) {
            panel = new JPanel();
            panel.setOpaque(false);
            panel.addFocusListener(focusListener);

            panel.setLayout(new MigLayout("ins 1.0cm 2cm 0cm 2cm, alignx center, top, wrap 1"));

            setupSearchBar();

            panel.add(searchPanel, "top, alignx center, gapy 0 0.5cm");

            if (result != null) {
                scrollablePanel = new JPanel(new MigLayout("wrap 3, alignx center, top"));
                scrollablePanel.setOpaque(true);

                setupArtists(panel);
                setupAlbums(panel);
                addTracks(panel);

                QScrollPane pane = new QScrollPane(scrollablePanel, ScrollDirection.VERTICAL);
                final JXLayer<JScrollPane> jx = new JXLayer<JScrollPane>(pane, new JScrollPaneLayerUI());

                panel.add(jx, "w 100%");
            }

            newResult = false;
        }

        searchField.requestFocus();

        return panel;
    }

    private void setupSearchBar() {
        searchPanel = new JPanel(new MigLayout("insets 0, top"));
        searchPanel.setOpaque(false);

        searchPanel.add(searchField, "west, center, w 6cm, gapy 15, " + QTextField.MIG_HEIGHT);
        searchPanel.add(searchButton, "gapy 15, " + QButton.MIG_HEIGHT);
    }

    private void setupSearchField() {
        searchField = new QTextField(true, keyboardPanel);

        KeyListener k = new KeyAdapter() {
            /*
             * (non-Javadoc)
             * 
             * @see java.awt.event.KeyAdapter#keyPressed(java.awt.event.KeyEvent)
             */
            @Override
            public void keyPressed(KeyEvent e) {
                if (e.getKeyCode() == KeyEvent.VK_ENTER) {
                    searchListener.actionPerformed(new ActionEvent(searchField.getText(), 0, EVENT_SEARCH));
                }
            }

        };

        searchField.addKeyListener(k);
    }

    private void setupArtists(JPanel panel) {
        JPanel artists = new JPanel(new MigLayout("insets 0, wrap 1, top, fill"));
        artists.setOpaque(false);
        // artists.setBackground(ColorConstantsDark.BACKGROUND);
        SpotifyArtistLabel label = null;

        artists.add(new StringOrCharLabel(" Artists"), "w 100%, h 0.75cm");

        if (!result.getArtists().isEmpty()) {
            for (Artist artist : result.getArtists()) {
                label = new SpotifyArtistLabel(new JotifyArtist(artist), artistListener);

                artists.add(label, "left, w 100%, gapy 0.1cm");
            }
        }

        scrollablePanel.add(artists, "top, wmin 10%, w 30%, wmax 30%, alignx center, gapx 1% 1%");
    }

    private void setupAlbums(JPanel panel) {
        JPanel albums = new JPanel(new MigLayout("insets 0, top, wrap 1"));
        albums.setOpaque(false);

        albums.add(new StringOrCharLabel(" Albums"), "w 100%, h 0.75cm");

        if (!result.getAlbums().isEmpty()) {
            for (Album album : result.getAlbums()) {
                AlbumSearchLabel label;
                if (album.getTracks().size() <= 0)
                    album = JotifyRepository.browseAlbum(album);

                label = new AlbumSearchLabel(new JotifyAlbum(album));

                label.addActionListener(changeAlbumListener);
                albums.add(label, "left, w 100%, gapy 0.1cm");
            }
        }

        scrollablePanel.add(albums, "top, wmin 10%, w 30%, wmax 30%, alignx center");
    }

    private void addTracks(JPanel panel) {
        JPanel tracks = new JPanel(new MigLayout("insets 0, wrap 1"));
        tracks.setOpaque(false);

        TrackSearchLabel label = null;

        tracks.add(new StringOrCharLabel(" Tracks"), "w 100%, h 0.75cm");

        if (!result.getTracks().isEmpty()) {
            for (de.felixbruns.jotify.media.Track track : result.getTracks()) {
                label = new TrackSearchLabel(new JotifySong(track));
                label.addActionListener(changeAlbumListener);
                tracks.add(label, "left, w 100%, gapy 0.1cm");
            }
        }

        scrollablePanel.add(tracks, "top, wmin 10%, w 30%, wmax 30%, alignx center, gapx 1% 1%");
    }

    private void setupSearchButton() {
        searchButton = new QButton("Search Spotify");

        searchButton.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                searchListener.actionPerformed(new ActionEvent(searchField.getText(), 0, EVENT_SEARCH));
            }
        });
    }

    /**
     * @param result
     *            the result to set
     */
    public final void setResult(Result result) {
        this.result = result;

        newResult = true;
    }
}