Duke Level 10: GUI/ Updated Command and UI

DukeData/tasks.txt

@@ -1,2 +1,2 @@
 T|1|borrow book
-D|1|return book |2023-02-28 2359
+D|0|return book |2022-12-12 2359

src/main/java/duke/DialogBox.java

@@ -1,47 +1,61 @@
 package duke;
 
+import java.io.IOException;
+import java.util.Collections;
+
 import javafx.collections.FXCollections;
 import javafx.collections.ObservableList;
+import javafx.fxml.FXML;
+import javafx.fxml.FXMLLoader;
 import javafx.geometry.Pos;
 import javafx.scene.Node;
 import javafx.scene.control.Label;
+import javafx.scene.image.Image;
 import javafx.scene.image.ImageView;
 import javafx.scene.layout.HBox;
 
+/**
+ * An example of a custom control using FXML.
+ * This control represents a dialog box consisting of an ImageView to represent the speaker's face and a label
+ * containing text from the speaker.
+ */
 public class DialogBox extends HBox {
-
-    private Label text;
+    @FXML
+    private Label dialog;
+    @FXML
     private ImageView displayPicture;
 
-    public DialogBox(Label l, ImageView iv) {
-        text = l;
-        displayPicture = iv;
-
-        text.setWrapText(true);
-        displayPicture.setFitWidth(100.0);
-        displayPicture.setFitHeight(100.0);
-
-        this.setAlignment(Pos.TOP_RIGHT);
-        this.getChildren().addAll(text, displayPicture);
+    private DialogBox(String text, Image img) {
+        try {
+            FXMLLoader fxmlLoader = new FXMLLoader(duke.MainWindow.class.getResource("/view/DialogBox.fxml"));
+            fxmlLoader.setController(this);
+            fxmlLoader.setRoot(this);
+            fxmlLoader.load();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+        dialog.setText(text);
+        displayPicture.setImage(img);
     }
 
     /**
      * Flips the dialog box such that the ImageView is on the left and text on the right.
      */
     private void flip() {
-        this.setAlignment(Pos.TOP_LEFT);
         ObservableList<Node> tmp = FXCollections.observableArrayList(this.getChildren());
-        FXCollections.reverse(tmp);
-        this.getChildren().setAll(tmp);
+        Collections.reverse(tmp);
+        getChildren().setAll(tmp);
+        setAlignment(Pos.TOP_LEFT);
     }
 
-    public static DialogBox getUserDialog(Label l, ImageView iv) {
-        return new DialogBox(l, iv);
+    public static DialogBox getUserDialog(String text, Image img) {
+        return new DialogBox(text, img);
     }
 
-    public static DialogBox getDukeDialog(Label l, ImageView iv) {
-        var db = new DialogBox(l, iv);
+    public static DialogBox getDukeDialog(String text, Image img) {
+        var db = new DialogBox(text, img);
         db.flip();
         return db;
     }
-}
+}

src/main/java/duke/Duke.java

@@ -4,34 +4,12 @@
 
 import java.io.IOException;
 
-import javafx.application.Application;
-import javafx.scene.Scene;
-import javafx.scene.control.Button;
-import javafx.scene.control.ScrollPane;
-import javafx.scene.control.TextField;
-import javafx.scene.layout.AnchorPane;
-import javafx.scene.layout.VBox;
-import javafx.stage.Stage;
-import javafx.scene.layout.Region;
-import javafx.scene.control.Label;
-
-import javafx.scene.image.Image;
-import javafx.scene.image.ImageView;
-
-public class Duke extends Application {
-
-    private Image user = new Image(this.getClass().getResourceAsStream("/images/DaUser.png"));
-    private Image duke = new Image(this.getClass().getResourceAsStream("/images/DaDuke.png"));
+public class Duke {
 
     private Storage storage;
     private Ui ui;
     private TaskList taskList;
-
-    private ScrollPane scrollPane;
-    private VBox dialogContainer;
-    private TextField userInput;
-    private Button sendButton;
-    private Scene scene;
+    private boolean isExit = false;
 
     public Duke() {
         this.storage = new Storage();
@@ -45,123 +23,34 @@ public Duke() {
         }
     }
 
-    public void run() {
-        ui.printGreet();
-        boolean ongoing = true;
-        while (ongoing) {
-            try {
-                String fullCommand = ui.getCommand();
-                Command c = Parser.stringToCommand(fullCommand);
-                c.execute(ui, storage, taskList);
-                ongoing = c.isExit();
-                storage.saveTasks(taskList);
-            } catch (DukeException e) {
-                System.out.println(e.getMessage());
-            }
-        }
-    }
     public static void main(String[] args) {
-        new Duke().run();
+        new Duke();
     }
 
-    @Override
-    public void start(Stage stage) {
-        //Step 1. Setting up required components
-
-        //The container for the content of the chat to scroll.
-        scrollPane = new ScrollPane();
-        dialogContainer = new VBox();
-        scrollPane.setContent(dialogContainer);
-
-        userInput = new TextField();
-        sendButton = new Button("Send");
-
-        AnchorPane mainLayout = new AnchorPane();
-        mainLayout.getChildren().addAll(scrollPane, userInput, sendButton);
-
-        scene = new Scene(mainLayout);
-
-        stage.setScene(scene);
-        stage.show();
-
-        stage.setTitle("Duke");
-        stage.setResizable(false);
-        stage.setMinHeight(600.0);
-        stage.setMinWidth(400.0);
-
-        mainLayout.setPrefSize(400.0, 600.0);
-
-        scrollPane.setPrefSize(385, 535);
-        scrollPane.setHbarPolicy(ScrollPane.ScrollBarPolicy.NEVER);
-        scrollPane.setVbarPolicy(ScrollPane.ScrollBarPolicy.ALWAYS);
-
-        scrollPane.setVvalue(1.0);
-        scrollPane.setFitToWidth(true);
-
-        // You will need to import `javafx.scene.layout.Region` for this.
-        dialogContainer.setPrefHeight(Region.USE_COMPUTED_SIZE);
-
-        userInput.setPrefWidth(325.0);
-
-        sendButton.setPrefWidth(55.0);
-
-        AnchorPane.setTopAnchor(scrollPane, 1.0);
-
-        AnchorPane.setBottomAnchor(sendButton, 1.0);
-        AnchorPane.setRightAnchor(sendButton, 1.0);
-
-        AnchorPane.setLeftAnchor(userInput , 1.0);
-        AnchorPane.setBottomAnchor(userInput, 1.0);
-
-        sendButton.setOnMouseClicked((event) -> {
-            dialogContainer.getChildren().add(getDialogLabel(userInput.getText()));
-            userInput.clear();
-        });
-
-        userInput.setOnAction((event) -> {
-            dialogContainer.getChildren().add(getDialogLabel(userInput.getText()));
-            userInput.clear();
-        });
-
-        dialogContainer.heightProperty().addListener((observable) -> scrollPane.setVvalue(1.0));
-
-        //Part 3. Add functionality to handle user input.
-        sendButton.setOnMouseClicked((event) -> {
-            handleUserInput();
-        });
-
-        userInput.setOnAction((event) -> {
-            handleUserInput();
-        });
-        // more code to be added here later
-
+    public Ui getUi() {
+        return ui;
     }
 
-    private Label getDialogLabel(String text) {
-        // You will need to import `javafx.scene.control.Label`.
-        Label textToAdd = new Label(text);
-        textToAdd.setWrapText(true);
-
-        return textToAdd;
+    public boolean getIsExit() {
+        return isExit;
     }
 
-    /**
-     * Iteration 2:
-     * Creates two dialog boxes, one echoing user input and the other containing Duke's reply and then appends them to
-     * the dialog container. Clears the user input after processing.
-     */
-    private void handleUserInput() {
-        Label userText = new Label(userInput.getText());
-        Label dukeText = new Label(getResponse(userInput.getText()));
-        dialogContainer.getChildren().addAll(
-                DialogBox.getUserDialog(userText, new ImageView(user)),
-                DialogBox.getDukeDialog(dukeText, new ImageView(duke))
-        );
-        userInput.clear();
+    public void exitDuke() {
+        isExit = true;
     }
 
-    private String getResponse(String input) {
-        return "Duke heard: " + input;
-    }
+    public String getResponse(String input) {
+        try {
+            Command c = Parser.stringToCommand(input);
+            String to_Return = c.execute(ui, storage, taskList);
+            storage.saveTasks(taskList);
 
+            if (c.isExit()) {
+                this.exitDuke();
+            }
+            return to_Return;
+        } catch (DukeException e) {
+            return ui.showError(e.getMessage());
+        }
+    }
 }

src/main/java/duke/Launcher.java

@@ -7,6 +7,6 @@
  */
 public class Launcher {
     public static void main(String[] args) {
-        Application.launch(Duke.class, args);
+        Application.launch(Main.class, args);
     }
 }

src/main/java/duke/Main.java

@@ -0,0 +1,31 @@
+package duke;
+
+import java.io.IOException;
+
+import javafx.application.Application;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Scene;
+import javafx.scene.layout.AnchorPane;
+import javafx.stage.Stage;
+
+/**
+ * A GUI for Duke using FXML.
+ */
+public class Main extends Application {
+
+    private Duke duke = new Duke();
+
+    @Override
+    public void start(Stage stage) {
+        try {
+            FXMLLoader fxmlLoader = new FXMLLoader(Main.class.getResource("/view/MainWindow.fxml"));
+            AnchorPane ap = fxmlLoader.load();
+            Scene scene = new Scene(ap);
+            stage.setScene(scene);
+            fxmlLoader.<MainWindow>getController().setDuke(duke);
+            stage.show();
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+    }
+}

src/main/java/duke/MainWindow.java

@@ -0,0 +1,59 @@
+package duke;
+
+import javafx.fxml.FXML;
+import javafx.scene.control.Button;
+import javafx.scene.control.ScrollPane;
+import javafx.scene.control.TextField;
+import javafx.scene.image.Image;
+import javafx.scene.layout.AnchorPane;
+import javafx.scene.layout.VBox;
+import javafx.application.Platform;
+
+/**
+ * Controller for MainWindow. Provides the layout for the other controls.
+ */
+public class MainWindow extends AnchorPane {
+    @FXML
+    private ScrollPane scrollPane;
+    @FXML
+    private VBox dialogContainer;
+    @FXML
+    private TextField userInput;
+    @FXML
+    private Button sendButton;
+
+    private Duke duke;
+
+    private Image userImage = new Image(this.getClass().getResourceAsStream("/images/DaUser.png"));
+    private Image dukeImage = new Image(this.getClass().getResourceAsStream("/images/DaDuke.png"));
+
+    @FXML
+    public void initialize() {
+        scrollPane.vvalueProperty().bind(dialogContainer.heightProperty());
+    }
+
+    public void setDuke(Duke d) {
+        duke = d;
+        dialogContainer.getChildren().add(DialogBox.getDukeDialog(this.duke.getUi().printGreet(),
+                dukeImage));
+    }
+
+    /**
+     * Creates two dialog boxes, one echoing user input and the other containing Duke's reply and then appends them to
+     * the dialog container. Clears the user input after processing.
+     */
+    @FXML
+    private void handleUserInput() {
+        String input = userInput.getText();
+        String response = duke.getResponse(input);
+        dialogContainer.getChildren().addAll(
+                DialogBox.getUserDialog(input, userImage),
+                DialogBox.getDukeDialog(response, dukeImage)
+        );
+        userInput.clear();
+        if (duke.getIsExit()) {
+            Platform.exit();
+            System.exit(0);
+        }
+    }
+}

src/main/java/duke/TaskList.java

@@ -88,14 +88,18 @@ public Task deleteTask(int index) throws DukeException {
     /**
      * Prints all the tasks in the TaskList.
      */
-    public void printTasks() throws DukeException {
+    public String printTasks() throws DukeException {
         if (num_tasks == 0) {
             throw new DukeException("You currently have no tasks mate!");
         }
+        StringBuilder sb = new StringBuilder();
         for (int i = 0; i < num_tasks; i++) {
             Task ref = tasks.get(i);
-            System.out.println((i + 1) + "." + ref.toString());
+            String taskToPrint = String.format("%d.%s\n", (i + 1) , ref.toString());
+            sb.append(taskToPrint);
         }
+
+        return sb.toString();
     }
 
     public ArrayList<Task> getTasksByKeyWord(String keyWord) throws DukeException {