Fixed styling and added more javadoc

src/main/java/duke/CircleClip.java

@@ -3,13 +3,22 @@
 import javafx.scene.image.ImageView;
 import javafx.scene.shape.Circle;
 
+/**
+ * Creates a Circle Clip for the avatars in the chatbot
+ */
 public class CircleClip {
 
     private final int centerX;
     private final int centerY;
     private final int radius;
     private final Circle circle;
 
+    /**
+     * constructor for Circle clip
+     * @param centerX x-coordinates of center
+     * @param centerY y-coordinates of center
+     * @param radius radius of the clip
+     */
     public CircleClip(int centerX, int centerY, int radius) {
         this.centerX = centerX;
         this.centerY = centerY;

src/main/java/duke/DialogBox.java

@@ -24,9 +24,9 @@ public class DialogBox extends HBox {
     private ImageView displayPicture;
 
     /**
-     * DialogBox
-     * @param l Label
-     * @param iv ImageView
+     * DialogBox inside the GUI
+     * @param l Label given to the GUI
+     * @param iv ImageView given to the GUI
      * @param isUserDialog Whether this dialogbox is userdialog or duke dialog
      * @param content content to be displayed
      */

src/main/java/duke/Duke.java

@@ -30,7 +30,6 @@ public Duke() {
     }
     public static void main(String[] args) throws EmptyDescriptionException, InvalidCommandException,
             NotANumberException {
-        //Duke duke = new Duke("../ip/src/main/data/duke.txt");
     }
 
     /**
@@ -41,8 +40,6 @@ public static void main(String[] args) throws EmptyDescriptionException, Invalid
     @Override
     public void start(Stage stage) {
 
-        //Window window = new Window(stage, storage, ui);
-
         Window.setParameters(stage, storage, ui);
 
         Window.initializeWindow();

src/main/java/duke/EmptyDescriptionException.java

@@ -6,7 +6,7 @@
 public class EmptyDescriptionException extends DukeException {
     private static String line = "\t____________________________________________________________\n";
     public EmptyDescriptionException(String task) {
-        //System.out.println( line + "\t☹ OOPS!!! The description of a " + task + " cannot be empty." + "\n" + line);
+
     }
 
 }

src/main/java/duke/EventTypeHandler.java

@@ -1,35 +1,50 @@
 package duke;
 
+/**
+ * Class to determine EventTypeHandler
+ */
 public class EventTypeHandler {
     private TaskList tasks;
     private String extractedSubstring;
     private String isDone;
+
+    /**
+     * Constructor for eventHandler
+     * @param tasks TaskList
+     * @param extractedSubstring Substring to determine which type of event
+     * @param isDone whether the event is marked as done or not
+     */
     public EventTypeHandler(TaskList tasks, String extractedSubstring, String isDone) {
         this.tasks = tasks;
         this.extractedSubstring = extractedSubstring;
         this.isDone = isDone;
     }
 
+    /**
+     * To handle the different type of tasks (T,D,E)
+     * @param eventType
+     * @throws EmptyDescriptionException
+     */
     public void handleEventType(String eventType) throws EmptyDescriptionException {
         switch (eventType) {
-            case "T": {
-                tasks.toDoHandler(extractedSubstring, isDone.equals("X"), true);
-                break;
-            }
-            case "D": {
-                //System.out.println(extractedSubstring);
-                String description = Parser.convertDeadlineFormat(extractedSubstring);
-                tasks.deadlineHandler(description, isDone.equals("X"), true);
-                break;
-            }
-            case "E": {
-                String description = Parser.convertEventFormat(extractedSubstring);
-                tasks.eventHandler(description, isDone.equals("X"), true);
-                break;
-            }
-            default: {
-                break;
-            }
+        case "T": {
+            tasks.toDoHandler(extractedSubstring, isDone.equals("X"), true);
+            break;
+        }
+        case "D": {
+            //System.out.println(extractedSubstring);
+            String description = Parser.convertDeadlineFormat(extractedSubstring);
+            tasks.deadlineHandler(description, isDone.equals("X"), true);
+            break;
+        }
+        case "E": {
+            String description = Parser.convertEventFormat(extractedSubstring);
+            tasks.eventHandler(description, isDone.equals("X"), true);
+            break;
+        }
+        default: {
+            break;
+        }
         }
     }
 }

src/main/java/duke/InvalidInputException.java

@@ -1,5 +1,8 @@
 package duke;
 
+/**
+ * Exception for invalid input
+ */
 public class InvalidInputException extends DukeException {
     public InvalidInputException() {
 

src/main/java/duke/Parser.java

@@ -83,6 +83,12 @@ public static LocalDateTime retrieveDeadlineTime(String input) {
         return LocalDateTime.parse(dateTimeStr, formatter);
     }
 
+    /**
+     * Extracts out the time for an Event.
+     * @param input String representation of the Event
+     * @return array of times (from time and to time)
+     * @throws InvalidInputException
+     */
     public static LocalDateTime[] retrieveEventTime(String input) throws InvalidInputException {
         String[] parts = input.split("/from | /to ");
         if (parts.length != 3) {

src/main/java/duke/Task.java

@@ -34,14 +34,14 @@ public String getDescription() {
     }
 
     /**
-     * Method to mark a task as done
+     * Method to mark a task as done inside the taskList
      */
     public void markTask() {
         this.isDone = true;
     }
 
     /**
-     * Method to mark a task as not done
+     * Method to mark a task as not done inside the taskList
      */
     public void unmarkTask() {
         this.isDone = false;

src/main/java/duke/TaskList.java

@@ -236,6 +236,15 @@ public String findTask(String taskName) {
         System.out.println(line);
         return message;
     }
+
+    /**
+     * Method to update the time of a task
+     * @param description String representation of the task
+     * @param number Number of the task inside the TaskList
+     * @return Confirmation that the task has been updated
+     * @throws NotANumberException
+     * @throws InvalidInputException
+     */
     public String updateTime(String description, char number) throws NotANumberException, InvalidInputException {
         if (!Character.isDigit(number)) {
             throw new NotANumberException();
@@ -246,33 +255,39 @@ public String updateTime(String description, char number) throws NotANumberExcep
         }
     }
 
+    /**
+     * Prints out all the commands
+     * @return all commands
+     */
     public String help() {
-        return "Here is a list of my commands:\n " +
-                "1. todo taskDescription. This adds a todo task to your list of tasks.\n" +
-                "\tExample Usage:\n" +
-                "\ttodo Homework\n\n" +
-                "2. deadline taskDescription /by dd-mm-yy HH:MM. This adds a deadline task your list of tasks.\n" +
-                "\tExample Usage:\n" +
-                "\tdeadline CS2103T assignment /by 21-09-2023 23:59\n\n" +
-                "3. event taskDescription /from dd-mm-yy HH:MM /to dd-mm-yy HH:MM. This adds an event to your list of tasks.\n" +
-                "\tExample Usage: \n" +
-                "\tevent CS2103T Team Meeting /from 21-09-2023 21:00 /to 21-09-2023 22:00\n\n" +
-                "4. list. This command displays the list of tasks you have.\n\n" +
-                "5. mark taskNumber. This command marks the corresponding task in the list as done\n" +
-                "\tExample Usage: \n" +
-                "\t mark 1\n\n" +
-                "6. unmark taskNumber. This command unmarks the corresponding task in the list\n" +
-                "\tExample Usage:\n" +
-                "\tunmark 1\n\n" +
-                "7. delete taskNumber. This command deletes the corresponding task from the list\n" +
-                "\tExample Usage:\n" +
-                "\tdelete 1\n\n" +
-                "8. find taskDescription. This command returns a list of task that matches the taskName given\n" +
-                "\tExample Usage:\n" +
-                "\tfind CS2103T\n\n" +
-                "9.update taskNumber /by dd-mm-yy HH:MM. This command updates the time of an event or deadline task.\n" +
-                "\tExample Usage: \n" +
-                "\tupdate 2 /by 30-09-2023 23:59";
+        return "Here is a list of my commands:\n "
+                + "1. todo taskDescription. This adds a todo task to your list of tasks.\n"
+                + "\tExample Usage:\n"
+                + "\ttodo Homework\n\n"
+                + "2. deadline taskDescription /by dd-mm-yy HH:MM. This adds a deadline task your list of tasks.\n"
+                + "\tExample Usage:\n"
+                + "\tdeadline CS2103T assignment /by 21-09-2023 23:59\n\n"
+                + "3. event taskDescription /from dd-mm-yy HH:MM /to dd-mm-yy HH:MM. This adds an event to your list "
+                + "of tasks.\n"
+                + "\tExample Usage: \n"
+                + "\tevent CS2103T Team Meeting /from 21-09-2023 21:00 /to 21-09-2023 22:00\n\n"
+                + "4. list. This command displays the list of tasks you have.\n\n"
+                + "5. mark taskNumber. This command marks the corresponding task in the list as done\n"
+                + "\tExample Usage: \n"
+                + "\t mark 1\n\n"
+                + "6. unmark taskNumber. This command unmarks the corresponding task in the list\n"
+                + "\tExample Usage:\n"
+                + "\tunmark 1\n\n"
+                + "7. delete taskNumber. This command deletes the corresponding task from the list\n"
+                + "\tExample Usage:\n"
+                + "\tdelete 1\n\n"
+                + "8. find taskDescription. This command returns a list of task that matches the taskName given\n"
+                + "\tExample Usage:\n"
+                + "\tfind CS2103T\n\n"
+                + "9.update taskNumber /by dd-mm-yy HH:MM. This command updates the time of an event "
+                + "or deadline task.\n"
+                + "\tExample Usage: \n"
+                + "\tupdate 2 /by 30-09-2023 23:59";
     }
 
 }

src/main/java/duke/Ui.java

@@ -55,8 +55,7 @@ public String startUi(String echo) {
                 return tasks.updateTime(description, number);
             } else if (words[0].equalsIgnoreCase("help")) {
                 return tasks.help();
-            }
-            else {
+            } else {
                 throw new InvalidCommandException();
             }
         } catch (EmptyDescriptionException | InvalidCommandException e) {

src/main/java/duke/Window.java

@@ -14,6 +14,9 @@
 import javafx.scene.layout.VBox;
 import javafx.stage.Stage;
 
+/**
+ * Creates the GUI
+ */
 public class Window {
 
     @FXML
@@ -28,7 +31,7 @@ public class Window {
     private static final AnchorPane mainLayout = new AnchorPane();
     private static final Scene scene = new Scene(mainLayout);
     private static final Image user = new Image(Window.class.getResourceAsStream("/images/DaUser.png"));
-    private static  final Image duke = new Image(Window.class.getResourceAsStream("/images/DaDuke.png"));
+    private static final Image duke = new Image(Window.class.getResourceAsStream("/images/DaDuke.png"));
     private static Storage storage = null;
     private static Ui ui = null;
 
@@ -81,13 +84,19 @@ private static void handleUserInput() {
         userInput.clear();
     }
 
+    /**
+     * Initializes the GUI
+     */
     public static void initializeWindow() {
         dialogContainer.setSpacing(20.0);
         scrollPane.setContent(dialogContainer);
         stage.setScene(scene);
         stage.show();
     }
 
+    /**
+     * Formats the GUI
+     */
     public static void formatWindow() {
         stage.setTitle("Duke");
         stage.setResizable(false);
@@ -114,6 +123,9 @@ public static void formatWindow() {
         dialogContainer.heightProperty().addListener((observable) -> scrollPane.setVvalue(1.0));
     }
 
+    /**
+     * Adds user input to the GUI
+     */
     public static void addUserInput() {
         sendButton.setOnMouseClicked((event) -> {
             handleUserInput();
@@ -124,6 +136,9 @@ public static void addUserInput() {
         });
     }
 
+    /**
+     * Prints out a welcome message
+     */
     public static void welcomeMessage() {
         CircleClip clip = new CircleClip(40, 40, 40);
         ImageView dukeImageView = new ImageView(duke);
@@ -133,6 +148,9 @@ public static void welcomeMessage() {
         dialogContainer.getChildren().add(DialogBox.getDukeDialog(welcomeMessage, dukeImageView, welMessage));
     }
 
+    /**
+     * Sends error message
+     */
     public static void sendErrorMessage() {
         CircleClip clip = new CircleClip(40, 40, 40);
         ImageView dukeImageView = new ImageView(duke);