[Zoebelle Pang] iP

data/duke.txt

@@ -0,0 +1,4 @@
+T || 1 | borrow book
+D || 0 | return book | June 6th
+E || 0 | project meeting | Mon 2-4pm
+T || 1 | join sports club

src/main/java/Duke.java

@@ -1,10 +1,228 @@
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.util.ArrayList;
+import java.util.Scanner;
+import java.io.FileWriter;
+import java.io.IOException;
+
+class Task {
+    private String taskDescription;
+    private boolean isDone;
+
+    public Task(String taskDescription) {
+        this.taskDescription = taskDescription;
+        this.isDone = false;
+    }
+
+    public void markAsDone() {
+        this.isDone = true;
+    }
+
+    public void markAsUndone() {
+        this.isDone = false;
+    }
+
+    public String toString() {
+        return "|" + (isDone ? " 1 " : " 0 ") + "| " + taskDescription;
+    }
+}
+
+class Todo extends Task {
+    public Todo(String description) {
+        super(description);
+    }
+
+    @Override
+    public String toString() {
+        return "T |" + super.toString();
+    }
+}
+
+class Deadline extends Task {
+    protected String by;
+
+    public Deadline(String description, String by) {
+        super(description);
+        this.by = by;
+    }
+
+    @Override
+    public String toString() {
+        return "D |" + super.toString() + " | " + by ;
+    }
+}
+
+class Event extends Task {
+    protected String from;
+    protected String to;
+
+    public Event(String description, String from, String to) {
+        super(description);
+        this.from = from;
+        this.to = to;
+    }
+
+    @Override
+    public String toString() {
+        return "E |" + super.toString() + " | " + from + "-" + to ;
+    }
+}
+
 public class Duke {
     public static void main(String[] args) {
-        String logo = " ____        _        \n"
-                + "|  _ \\ _   _| | _____ \n"
-                + "| | | | | | | |/ / _ \\\n"
-                + "| |_| | |_| |   <  __/\n"
-                + "|____/ \\__,_|_|\\_\\___|\n";
-        System.out.println("Hello from\n" + logo);
+        File file = new File("data/duke.txt");
+        try {
+            if (!file.exists()) {
+                file.createNewFile();
+            }
+        } catch (IOException e) {
+            System.out.println("Error creating file: " + e.getMessage());
+        }
+
+        Scanner scanner = new Scanner(System.in);
+        ArrayList<Task> tasks = new ArrayList<>();
+
+        // Load existing tasks from file
+        loadTasksFromFile("data/duke.txt", tasks);
+
+        System.out.println("Hello! I'm Bentley\n" + "What can I do for you?\n");
+
+        while (true) {
+            try {
+                String userInput = scanner.nextLine();
+
+                if (userInput.equals("Bye")) {
+                    System.out.println("Bye. Hope to see you again soon!");
+                    break;
+                } else if (userInput.equals("List")) {
+
+                    for (int i = 0; i < tasks.size(); i++) {
+                        System.out.println((i + 1) + ". " + tasks.get(i));
+                    }
+
+                } else if (userInput.startsWith("todo")) {
+                    if (userInput.length() <= 5) {
+                        throw new IllegalArgumentException("looks like something is missing (description/ Deadline)");
+                    }
+                    String description = userInput.substring(5).trim();
+                    if (description.isEmpty()) {
+                        throw new IllegalArgumentException("looks like the description is missing");
+                    }
+                    tasks.add(new Todo(description));
+                    System.out.println("Got it. I've added this task:");
+                    System.out.println("  " + tasks.get(tasks.size() - 1));
+                    System.out.println("Now you have " + tasks.size() + " tasks in the list.");
+
+                } else if (userInput.startsWith("deadline")) {
+                    if (userInput.length() <= 9) {
+                        throw new IllegalArgumentException("looks like something is missing (description/ Deadline)");
+                    }
+                    String[] parts = userInput.substring(9).split("/by");
+                    String description = parts[0].trim();
+                    String by = parts[1].trim();
+                    if (description.isEmpty() || by.isEmpty()) {
+                        throw new IllegalArgumentException("looks like something is missing (description/ Deadline)");
+                    }
+                    tasks.add(new Deadline(description, by));
+                    System.out.println("Got it. I've added this task:");
+                    System.out.println("  " + tasks.get(tasks.size() - 1));
+                    System.out.println("Now you have " + tasks.size() + " tasks in the list.");
+
+                } else if (userInput.startsWith("event")) {
+                    if (userInput.length() <= 6) {
+                        throw new IllegalArgumentException("looks like something is missing (description/ Deadline)");
+                    }
+                    String[] parts = userInput.substring(6).split("/from");
+                    String description = parts[0].trim();
+                    String[] eventParts = parts[1].trim().split("/to");
+                    String from = eventParts[0].trim();
+                    String to = eventParts[1].trim();
+                    if (description.isEmpty() || from.isEmpty() || to.isEmpty()) {
+                        throw new IllegalArgumentException(
+                                "looks like something is missing (description/ start date/ end date)");
+                    }
+                    tasks.add(new Event(description, from, to));
+                    System.out.println("Got it. I've added this task:");
+                    System.out.println("  " + tasks.get(tasks.size() - 1));
+                    System.out.println("Now you have " + tasks.size() + " tasks in the list.");
+
+                } else if (userInput.startsWith("mark")) {
+                    System.out.println(" Nice! I've marked this task as done:");
+                    int taskNumber = Integer.parseInt(userInput.split(" ")[1]);
+                    tasks.get(taskNumber - 1).markAsDone();
+
+                    for (int i = 0; i < tasks.size(); i++) {
+                        System.out.println((i + 1) + ". " + tasks.get(i));
+                    }
+
+                } else if (userInput.startsWith("unmark")) {
+                    System.out.println(" OK, I've marked this task as not done yet:");
+                    int taskNumber = Integer.parseInt(userInput.split(" ")[1]);
+                    tasks.get(taskNumber - 1).markAsUndone();
+
+                    for (int i = 0; i < tasks.size(); i++) {
+                        System.out.println((i + 1) + ". " + tasks.get(i));
+                    }
+
+                } else if (userInput.startsWith("delete")) {
+                    int taskNumber = Integer.parseInt(userInput.split(" ")[1]);
+                    if (taskNumber > 0 && taskNumber <= tasks.size()) {
+                        Task removedTask = tasks.remove(taskNumber - 1);
+                        System.out.println("Noted. I've removed this task:");
+                        System.out.println("  " + removedTask);
+                        System.out.println("Now you have " + tasks.size() + " tasks in the list.");
+                    } else {
+                        System.out.println("Invalid task number. Please provide a valid task number.");
+                    }
+
+                } else {
+                    System.out.println("please input a valid task code");
+                }
+                writeTasksToFile("data/duke.txt", tasks);
+            } catch (IllegalArgumentException e) {
+                System.out.println(e.getMessage());
+            }
+        }
+
+        try {
+            FileWriter writer = new FileWriter("data/duke.txt");
+            for (Task task : tasks) {
+                writer.write(task.toString() + "\n");
+            }
+            writer.close();
+            System.out.println("Tasks written to file successfully!");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
+
+        scanner.close();
+    }
+     // Method to load tasks from file
+     private static void loadTasksFromFile(String fileName, ArrayList<Task> tasks) {
+        try {
+            File file = new File(fileName);
+            Scanner scanner = new Scanner(file);
+            while (scanner.hasNextLine()) {
+                String taskDescription = scanner.nextLine();
+                tasks.add(new Task(taskDescription));
+            }
+            scanner.close();
+        } catch (FileNotFoundException e) {
+            System.out.println("File not found: " + e.getMessage());
+        }
+    }
+
+    // Method to write tasks to file
+    private static void writeTasksToFile(String fileName, ArrayList<Task> tasks) {
+        try {
+            FileWriter writer = new FileWriter(fileName);
+            for (Task task : tasks) {
+                writer.write(task.toString() + "\n");
+            }
+            writer.close();
+            System.out.println("Tasks written to file successfully!");
+        } catch (IOException e) {
+            e.printStackTrace();
+        }
     }
 }

text-ui-test/EXPECTED.TXT

@@ -5,3 +5,4 @@ Hello from
 | |_| | |_| |   <  __/
 |____/ \__,_|_|\_\___|
 
+

text-ui-test/EXPECTED.TXT.rej

@@ -0,0 +1,11 @@
+diff a/text-ui-test/EXPECTED.TXT b/text-ui-test/EXPECTED.TXT	(rejected hunks)
+@@ -1,7 +1,3 @@
+-Hello from
+- ____        _        
+-|  _ \ _   _| | _____ 
+-| | | | | | | |/ / _ \
+-| |_| | |_| |   <  __/
+-|____/ \__,_|_|\_\___|
++Hello! I'm Bentley
++What can I do for you?
+