[vimalapugazhan] iP

src/main/java/Aragorn.java

@@ -0,0 +1,58 @@
+import java.util.Scanner;
+
+public class Aragorn {
+
+    public static void main(String[] args) {
+        String LINE =  "    __________________________________________________________\n";
+        String GREET = "    Hello! I am Aragorn son of Arathorn, and am called Elessar, the Elfstone, Dúnadan,\n" +
+                "    the heir of Isildur Elendil's son of Gondor.\n" +
+                "    What can I do for you?\n";
+        String EXIT = "    Bye. Hope to see you again soon!\n";
+        String TAB = "    ";
+        Task[] list = new Task[100];
+        int listLength = 0;
+        System.out.println(LINE + GREET + LINE);
+        int index;
+        String echo;
+        Scanner in = new Scanner(System.in);
+        while(true) {
+            String userInput = in.nextLine();
+
+            if (userInput.equals("bye")) {
+                System.out.println(LINE + TAB + EXIT + LINE);
+                return;
+            }
+
+            if (userInput.equals("list")) {
+                System.out.println(LINE);
+                System.out.println("Here are the tasks in your list: ");
+                for (int i = 0; i < listLength; i += 1) {
+                    System.out.println(TAB + "[" + list[i].getStatusIcon() + "] " + (i + 1) + ". " + list[i].getDescription());
+                }
+                System.out.println(LINE);
+                continue;
+            }
+
+            if (userInput.contains("unmark")) {
+                index = Integer.parseInt(userInput.substring(7)) - 1;
+                list[index].markAsUndone();
+                System.out.println(LINE + TAB + "OK, I've marked this task as not done yet:\n" + TAB +
+                        "   [ ] " + list[index].getDescription() +"\n" + LINE);
+                continue;
+            }
+
+            else if (userInput.contains("mark")) {
+                index = Integer.parseInt(userInput.substring(5)) - 1;
+                list[index].markAsDone();
+                System.out.println(LINE + TAB + "Nice! I've marked this task as done:\n" + TAB +
+                        "   [X] " + list[index].getDescription() +"\n" + LINE);
+                continue;
+            }
+
+            list[listLength] = new Task(userInput);
+            listLength += 1;
+            echo = userInput;
+            System.out.println(LINE + TAB + "added: " + echo + "\n" + LINE);
+        }
+    }
+}

src/main/java/Task.java

@@ -0,0 +1,31 @@
+
+public class Task {
+    protected String description;
+    protected boolean isDone;
+
+    public Task(String description) {
+        this.description = description;
+        this.isDone = false;
+    }
+
+    public String getStatusIcon() {
+        return (isDone ? "X" : " "); // mark done task with X
+    }
+
+    public void markAsDone() {
+        this.setDone(true);
+    }
+
+    public void markAsUndone() {
+        this.setDone(false);
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDone(boolean done) {
+        isDone = done;
+    }
+
+}