implement MusicController.java

src/main/java/sbu/javafx/MusicController.java

@@ -1,31 +1,160 @@
 package sbu.javafx;
 
+import javafx.collections.FXCollections;
+import javafx.collections.ObservableList;
 import javafx.fxml.FXML;
-import javafx.event.ActionEvent;
+import javafx.fxml.FXMLLoader;
-import javafx.scene.control.Label;
+import javafx.scene.Parent;
-import javafx.scene.input.MouseEvent;
+import javafx.scene.Scene;
-import javafx.scene.layout.VBox;
+import javafx.scene.control.*;
+import javafx.scene.control.cell.PropertyValueFactory;
+import javafx.scene.media.Media;
+import javafx.scene.media.MediaPlayer;
+import javafx.stage.Stage;
+
+import java.io.IOException;
 
 public class MusicController {
 
-    // TODO: Define your UI components using the @FXML annotation.
+    @FXML private Label nowPlayingLabel;
+    @FXML private TableView<Song> songsTable;
+    @FXML private TableColumn<Song, String> titleCol;
+    @FXML private TableColumn<Song, String> artistCol;
+    @FXML private TableColumn<Song, String> durationCol;
 
-    //TODO: Implement the logic to play a song. This method should update the UI to show which song is currently playing.
+    // There is no connection between Song and Button so we should use void
+    @FXML private TableColumn<Song, Void> addCol;
+    @FXML private TableColumn<Song, Void> playCol;
+
+    private Song nowPlayingSong = null;
+    private final ObservableList<Song> playlist = FXCollections.observableArrayList();
+    private MediaPlayer mediaPlayer;
+
+    @FXML
+    public void initialize() {
+        // connect song name,artist name,duration to song class
+        titleCol.setCellValueFactory(new PropertyValueFactory<>("title"));
+        artistCol.setCellValueFactory(new PropertyValueFactory<>("artistName"));
+        durationCol.setCellValueFactory(new PropertyValueFactory<>("duration"));
+
+        // Add button
+        addCol.setCellFactory(param -> new TableCell<>() {
+            private final Button btn = new Button("Add");
+
+            {
+                btn.getStyleClass().add("add-button");
+
+                btn.setOnAction(event -> {
+                    Song song = getTableView().getItems().get(getIndex());
+                    addToPlaylist(song);
+                });
+            }
+
+            @Override
+            protected void updateItem(Void item, boolean empty) {
+                super.updateItem(item, empty);
+
+                if (empty) {
+                    setGraphic(null);
+                    setText(null);
+                } else {
+                    Song song = getTableView().getItems().get(getIndex());
+
+                    if (song.isAdded()) {
+                        setGraphic(null);
+                        setText("Added ✓");
+                        setStyle("-fx-text-fill: #2ecc71; -fx-font-weight: bold;");
+                    } else {
+                        setGraphic(btn);
+                        setText(null);
+                        setStyle("");
+                    }
+                }
+            }
+        });
+
+        // Play button cell
+        playCol.setCellFactory(param -> new TableCell<>() {
+            private final Button btn = new Button("Play");
+            {
+                btn.setOnAction(e -> {
+                    nowPlayingSong = getTableView().getItems().get(getIndex());
+                   handlePlayAction();
+                });
+            }
+            @Override
+            protected void updateItem(Void item, boolean empty) {
+                super.updateItem(item, empty);
+                setGraphic(empty ? null : btn);
+            }
+        });
+
+        ObservableList<Song> songList = FXCollections.observableArrayList(
+                new Song("Vasiat2", "Naaji", "5:26", "/Musics/Naaji.mp3"),
+                new Song("SogandBe", "Unknown", "1:55", "/Musics/SogandBe.mp3"),
+                new Song("Telo", "Hossein", "3:07", "/Musics/Telo.mp3")
+        );
+        songsTable.setItems(songList);
+
+    }
 
     @FXML
     public void handlePlayAction() {
-        //Update labels, change button icons, etc.
+        if (nowPlayingSong == null) return;
+
+        try {
+            if (mediaPlayer != null) {
+                mediaPlayer.stop();
+                mediaPlayer.dispose();
+            }
+
+            String filePath = nowPlayingSong.getFilePath();
+            var resource = getClass().getResource(filePath);
+
+            if (resource == null) {
+                System.out.println("Error: File not found in resource path! Path checked: " + filePath);
+                return;
+            }
+
+            String mediaUrl = resource.toExternalForm();
+
+            Media media = new Media(mediaUrl);
+            mediaPlayer = new MediaPlayer(media);
+
+            nowPlayingLabel.setText(nowPlayingSong.getTitle() + " - " + nowPlayingSong.getArtistName());
+            mediaPlayer.play();
+
+        } catch (Exception e) {
+            System.out.println("Error while playing audio file: ");
+            e.printStackTrace();
+        }
     }
 
-    //TODO: Logic to add a specific song to the user's playlist.
 
-    public void addToPlaylist(String songName) {
+    public void addToPlaylist(Song song) {
-        //Add the song to a list or update a ListView.
+        if (!playlist.contains(song)) {
+            playlist.add(song);
+            song.setAdded(true);
+            songsTable.refresh();
+        }
     }
 
-    // TODO:This method should open a new window or change the current scene  to display the "Playlist" page.
 
     public void openPlaylistWindow() {
-        //Create a new stage and show the playlist UI.
+        try {
+            FXMLLoader loader = new FXMLLoader(getClass().getResource("Playlist.fxml"));
+            Parent root = loader.load();
+
+            PlaylistController controller = loader.getController();
+            controller.setPlaylist(playlist);
+
+            Stage stage = new Stage();
+            stage.setTitle("Playlist");
+            Scene scene = new Scene(root);
+            stage.setScene(scene);
+            stage.show();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
     }
 }