feat: support to show the recent episodes (#24)

Co-authored-by: rick <LinuxSuRen@users.noreply.github.com>

src/main/java/listening/linuxsuren/github/io/componet/CachedImage.java

@@ -0,0 +1,26 @@
+package listening.linuxsuren.github.io.componet;
+
+import listening.linuxsuren.github.io.server.CacheServer;
+
+import javax.imageio.ImageIO;
+import javax.swing.*;
+import java.awt.*;
+import java.awt.image.BufferedImage;
+import java.io.IOException;
+
+public class CachedImage {
+    public static ImageIcon ScaledImageIcon(String url) {
+        return ScaledImageIcon(url, 80, 80);
+    }
+
+    public static ImageIcon ScaledImageIcon(String url, int width, int height) {
+        try {
+            BufferedImage image = ImageIO.read(CacheServer.wrapURL(url));
+
+            return new ImageIcon(image.getScaledInstance(width, height, Image.SCALE_SMOOTH));
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+        return null; // TODO provide a default image
+    }
+}

src/main/java/listening/linuxsuren/github/io/componet/CollectionCardPanel.java

@@ -45,21 +45,13 @@ public void asyncLoad(CollectionService collectionService) {
         new Thread(() -> {
             collectionService.loadPodcast(podcast);
 
-            try {
-                BufferedImage image = ImageIO.read(CacheServer.wrapURL(podcast.getLogoURL()));
+            JLabel label = new JLabel();
+            label.setMinimumSize(new Dimension(80, 80));
+            label.setIcon(CachedImage.ScaledImageIcon(podcast.getLogoURL()));
+            label.addMouseListener(mouseListener);
+            label.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
 
-                JLabel label = new JLabel();
-                label.setMinimumSize(new Dimension(80, 80));
-                label.setIcon(new ImageIcon(image.getScaledInstance(80, 80, Image.SCALE_SMOOTH)));
-                label.addMouseListener(mouseListener);
-                label.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
-
-                add(label);
-            } catch (MalformedURLException e) {
-                throw new RuntimeException(e);
-            } catch (IOException e) {
-                throw new RuntimeException(e);
-            }
+            add(label);
 
             repaint();
             revalidate();

src/main/java/listening/linuxsuren/github/io/componet/CollectionPanel.java

@@ -39,7 +39,7 @@ public class CollectionPanel extends JPanel {
     private Podcast podcast;
     private JPanel episodeListPanel = new JPanel();
     private final JComboBox<Integer> yearBox = new JComboBox<>();
-    private final JTextField searchField = new JTextField(15);;
+    private final JTextField searchField = new JTextField(15);
     private List<EpisodeEvent> eventList = new ArrayList<>();
 
     public CollectionPanel(CollectionService collectionService) {

src/main/java/listening/linuxsuren/github/io/componet/MainPanel.java

@@ -104,11 +104,7 @@ private JPanel createCenterPanel() {
         explorePanel.addEvent((e) -> {
             CollectionPanel panel = new CollectionPanel(collectionService);
             panel.loadPodcast(e);
-            panel.addEvent((ee) -> {
-                EpisodePanel episodePanel = new EpisodePanel(ee);
-                episodePanel.setPlayEvent(player);
-                breadCrumbPanel.append(episodePanel);
-            });
+            panel.addEvent(showEpisode);
 
             JScrollPane scrollPane = new JScrollPane(panel);
             scrollPane.setName(e.getName());
@@ -163,6 +159,7 @@ private JPopupMenu createPopupMenu() {
         JMenuItem reloadMenu = new JMenuItem("Reload");
         JMenuItem openConfigMenu = new JMenuItem("Open Config");
         JMenuItem addRssMenu = new JMenuItem("Add RSS");
+        JMenuItem recentEpisodeMenu = new JMenuItem("Recent Episodes");
         laterMenu.addActionListener(new AbstractAction() {
             @Override
             public void actionPerformed(ActionEvent e) {
@@ -192,11 +189,32 @@ public void actionPerformed(ActionEvent e) {
                 addPodcastDialog.setVisible(true);
             }
         });
+        recentEpisodeMenu.addActionListener(new AbstractAction() {
+            @Override
+            public void actionPerformed(ActionEvent e) {
+                RecentEpisodePanel recentEpisodePanel = new RecentEpisodePanel();
+                recentEpisodePanel.reload();
+                recentEpisodePanel.addEvent(showEpisode);
+
+                ScrollPane recentEpisodeScrollPanel = new ScrollPane();
+                recentEpisodeScrollPanel.add(recentEpisodePanel);
+                recentEpisodeScrollPanel.setName("Recent");
+
+                breadCrumbPanel.append(recentEpisodeScrollPanel);
+            }
+        });
 
         popupMenu.add(laterMenu);
         popupMenu.add(reloadMenu);
         popupMenu.add(openConfigMenu);
         popupMenu.add(addRssMenu);
+        popupMenu.add(recentEpisodeMenu);
         return popupMenu;
     }
+
+    private EpisodeEvent showEpisode = ((Episode episode) -> {
+        EpisodePanel episodePanel = new EpisodePanel(episode);
+        episodePanel.setPlayEvent(player);
+        breadCrumbPanel.append(episodePanel);
+    });
 }

src/main/java/listening/linuxsuren/github/io/componet/RecentEpisodePanel.java

@@ -0,0 +1,124 @@
+/*
+Copyright 2024 LinuxSuRen.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package listening.linuxsuren.github.io.componet;
+
+import listening.linuxsuren.github.io.service.Episode;
+import listening.linuxsuren.github.io.service.SimpleCollectionService;
+
+import javax.swing.*;
+import java.awt.*;
+import java.awt.event.MouseAdapter;
+import java.awt.event.MouseEvent;
+import java.time.ZonedDateTime;
+import java.util.ArrayList;
+import java.util.List;
+
+public class RecentEpisodePanel extends JPanel implements ReloadAble {
+    private final JComboBox<RecentType> recentBox = new JComboBox<>();
+    private final JPanel centerPanel = new JPanel();
+    private List<EpisodeEvent> eventList = new ArrayList<>();
+
+    public RecentEpisodePanel() {
+        JPanel toolbar = createToolbar();
+
+        // set the center panel
+        centerPanel.setLayout(new BoxLayout(centerPanel, BoxLayout.Y_AXIS));
+
+        this.setLayout(new BorderLayout());
+        this.add(toolbar, BorderLayout.NORTH);
+        this.add(centerPanel, BorderLayout.CENTER);
+    }
+
+    private JPanel createToolbar() {
+        recentBox.addItem(RecentType.Week);
+        recentBox.addItem(RecentType.BiWeek);
+        recentBox.addItem(RecentType.Month);
+        recentBox.addItemListener((e) -> reload());
+
+        JPanel panel = new JPanel();
+        panel.add(recentBox);
+        return panel;
+    }
+
+    @Override
+    public void reload() {
+        centerPanel.removeAll();
+
+        new Thread(() -> {
+            SimpleCollectionService service = new SimpleCollectionService();
+
+            RecentType recentType = (RecentType) recentBox.getSelectedItem();
+            final ZonedDateTime expectedRange =
+                    ZonedDateTime.now().minusDays(recentType == null ? RecentType.Week.getDays() : recentType.getDays());
+            service.getAll().forEach(podcast -> {
+                service.getEpisode(podcast).stream().filter((e) -> e.getPublishDate().isAfter(expectedRange)).
+                        forEach(episode -> {
+                    EpisodeCard card = new EpisodeCard(episode);
+                    card.addTrigger(new MouseAdapter() {
+                        @Override
+                        public void mouseClicked(MouseEvent e) {
+                            eventList.forEach((episodeEvent -> {
+                                episodeEvent.trigger(episode);
+                            }));
+                        }
+                    });
+                    centerPanel.add(card);
+                });
+
+                revalidate();
+            });
+        }).start();
+    }
+
+    public void addEvent(EpisodeEvent e) {
+        eventList.add(e);
+    }
+}
+
+class EpisodeCard extends JPanel {
+    private final JLabel logo = new JLabel();
+
+    public EpisodeCard(Episode episode) {
+        JLabel title = new JLabel();
+        title.setText(episode.getTitle());
+        BorderUtil.setInsideBorder(title, 10);
+
+        logo.setCursor(new Cursor(Cursor.HAND_CURSOR));
+        logo.setIcon(CachedImage.ScaledImageIcon(episode.getLogoURL()));
+
+        this.setLayout(new BorderLayout());
+        BorderUtil.setInsideBorder(this, 10);
+        this.add(logo, BorderLayout.WEST);
+        this.add(title, BorderLayout.CENTER);
+    }
+
+    public void addTrigger(MouseAdapter e) {
+        logo.addMouseListener(e);
+    }
+}
+
+enum RecentType {
+    Week, BiWeek, Month;
+
+    int getDays() {
+        switch (this) {
+            case Week: return 7;
+            case BiWeek: return 14;
+            default: return 30;
+        }
+    }
+}

src/main/java/listening/linuxsuren/github/io/componet/ReloadAble.java

@@ -0,0 +1,21 @@
+/*
+Copyright 2024 LinuxSuRen.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+	http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+package listening.linuxsuren.github.io.componet;
+
+public interface ReloadAble {
+    void reload();
+}

src/main/java/listening/linuxsuren/github/io/service/Episode.java

@@ -31,6 +31,7 @@ public class Episode {
     private String link;
     private ZonedDateTime publishDate;
     private Duration duration;
+    private String logoURL;
 
     public Episode() {}
 
@@ -130,6 +131,14 @@ public void setDuration(Duration duration) {
         this.duration = duration;
     }
 
+    public String getLogoURL() {
+        return logoURL;
+    }
+
+    public void setLogoURL(String logoURL) {
+        this.logoURL = logoURL;
+    }
+
     @Override
     public int hashCode() {
         if (audioURL == null) {

src/main/java/listening/linuxsuren/github/io/service/SimpleCollectionService.java

@@ -19,6 +19,7 @@
 import be.ceau.podcastparser.PodcastParser;
 import be.ceau.podcastparser.exceptions.InvalidFeedFormatException;
 import be.ceau.podcastparser.models.core.Feed;
+import be.ceau.podcastparser.models.support.Image;
 import org.yaml.snakeyaml.DumperOptions;
 import org.yaml.snakeyaml.LoaderOptions;
 import org.yaml.snakeyaml.Yaml;
@@ -148,6 +149,7 @@ public List<Episode> parse(String rssAddress) {
                 episode.setRssURL(rssAddress);
                 episode.setDuration(i.getDuration());
                 episode.setPublishDate(i.getPubDate());
+                episode.setLogoURL(feed.getImages().stream().findFirst().orElse(new Image()).getUrl());
                 if (i.getEnclosure() != null) {
                     episode.setAudioURL(i.getEnclosure().getUrl());
                     episode.setLength(i.getEnclosure().getLength());