Level 2

src/main/java/Duke.java

@@ -11,26 +11,36 @@ public static void main(String[] args) {
                 + "|____/ \\__,_|_|\\_\\___|\n";
         System.out.println(logo + "\nHello im Eu Zin's Duke, he spent thursday afternoon creating me cuz he forgot abt the iP");
 
-        ArrayList<String> taskList = new ArrayList<>();
+        ArrayList<Task> taskList = new ArrayList<>();
         Duke.response(new Scanner(System.in), taskList);
     }
 
-    static void response(Scanner scanner, ArrayList<String> taskList) {
+    static void response(Scanner scanner, ArrayList<Task> taskList) {
         String userInput = scanner.nextLine();
         String borders = "\n\n\\   / \\   / \\   / \\   / im not very creative \\   / \\   / \\   / \\   /\n \\ /   \\ /   \\ /   \\ /      EuZin's Duke      \\ /   \\ /   \\ /   \\ /\n\n";
         if (userInput.equals("bye")) {
             System.out.println(borders + "Bye. Hope to see you again soon!" + borders);
         } else if (userInput.equals("list")) {
             int counter = 0;
             String returnString = borders + "faster do don't netflix already";
-            Iterator<String> taskIterator = taskList.iterator();
-            while(taskIterator.hasNext()) {
-                returnString += "\n" + (counter+1) + ". " + taskIterator.next();
+            Iterator<Task> taskIterator = taskList.iterator();
+            while (taskIterator.hasNext()) {
+                Task thisTask = taskIterator.next();
+                returnString += "\n" + (counter + 1) + ". " + thisTask.getStatusIcon() + " " + thisTask.description;
                 counter++;
             }
             System.out.println(returnString + borders);
+            response(new Scanner(System.in), taskList);
+        } else if (userInput.length() >= 4 && userInput.substring(0,4).equals("done")) {
+            String returnString = borders + "ok sure good job i guess\n";
+            int taskDone = Integer.parseInt(userInput.substring(5));
+            Task thisTask = taskList.get(taskDone-1);
+            thisTask.done();
+            returnString += thisTask.getStatusIcon() + " " + thisTask.description;
+            System.out.println(returnString + borders);
+            response(new Scanner(System.in), taskList);
         } else {
-            taskList.add(userInput);
+            taskList.add(new Task(userInput));
             System.out.println(borders + "added: " + userInput + borders);
             Duke.response((new Scanner(System.in)), taskList);
         }

src/main/java/Task.java

@@ -0,0 +1,17 @@
+public class Task {
+    protected String description;
+    protected boolean isDone;
+
+    public Task(String description) {
+        this.description = description;
+        this.isDone = false;
+    }
+
+    public String getStatusIcon() {
+        return (isDone ? "[\u2713]" : "[\u2718]"); //return tick or X symbols
+    }
+
+    public void done(){
+        this.isDone = true;
+    }
+}