[Chanell Ng] iP

src/main/java/Deadline.java

@@ -0,0 +1,17 @@
+public class Deadline extends Task{
+    protected String by;
+
+    public Deadline(String content,String by){
+        super(content);
+        this.by = by;
+    }
+
+    @Override
+    public String toString() {
+        if(!this.done){
+            return "[D][ ] " + super.toString() + " (by: " + by + ")";
+        }else {
+            return "[D][X] " + super.toString() + " (by: " + by + ")";
+        }
+    }
+}

src/main/java/Duke.java

@@ -1,4 +1,51 @@
+import java.util.*;
 public class Duke {
+    List<Task> list;
+
+    public Duke(){
+        this.list = new ArrayList<>();
+    }
+    public void greet(){
+        System.out.println("Hello! I'm Duke");
+        System.out.println("What can I do for you?");
+    }
+
+    public void echo(String input){
+        System.out.println(input);
+
+    }
+
+    public void addToList(Task task){
+        this.list.add(task);
+        System.out.println("Got it. I've added this task: ");
+        System.out.println("    " + task);
+        System.out.println("Now you have " + String.valueOf(this.list.size()) + " tasks in the list.");
+    }
+
+    public void printList(){
+        int counter = 1;
+        for(Task element:this.list){
+            System.out.println(String.valueOf(counter) + element);
+            counter++;
+        }
+    }
+
+    public void markTaskAsDone(int id){
+        Task task = this.list.get(id-1);
+        task.markDone();
+        System.out.println("Nice! I've marked this task as done:");
+        System.out.println("  [X] "+ task.content);
+    }
+
+    public void deleteTask(int id){
+        Task task = this.list.get(id-1);
+        this.list.remove(id-1);
+        System.out.println("Noted. I've removed this task: ");
+        System.out.println("    " + task);
+        System.out.println("Now you have " + String.valueOf(this.list.size()) + " tasks in the list.");
+
+    }
+
     public static void main(String[] args) {
         String logo = " ____        _        \n"
                 + "|  _ \\ _   _| | _____ \n"

src/main/java/DukeException.java

@@ -0,0 +1,10 @@
+public class DukeException extends Exception{
+    public DukeException(String message){
+        super(message);
+    }
+
+    @Override
+    public String toString(){
+        return this.getMessage();
+    }
+}

src/main/java/Event.java

@@ -0,0 +1,17 @@
+public class Event extends Task{
+    protected String at;
+
+    public Event(String content,String at){
+        super(content);
+        this.at = at;
+    }
+
+    @Override
+    public String toString() {
+        if(!this.done){
+            return "[E][ ] " + super.toString() + " (at: " + at + ")";
+        }else {
+            return "[E][X] " + super.toString() + " (at: " + at + ")";
+        }
+    }
+}

src/main/java/Level_1.java

@@ -0,0 +1,18 @@
+import java.util.*;
+
+public class Level_1 {
+    public static void main(String[] args) {
+        System.out.println("Hello! I'm Duke");
+        System.out.println("What can I do for you?");
+        Scanner sc = new Scanner(System.in);
+        String input = sc.next();
+        Duke bot = new Duke();
+
+        while(!(input.equals("bye"))){
+            bot.echo(input);
+            input = sc.next();
+        }
+
+        System.out.println("Bye. Hope to see you again soon!");
+    }
+}

src/main/java/Level_2.java

@@ -0,0 +1,25 @@
+import java.util.*;
+
+public class Level_2 {
+    public static void main(String[] args) {
+        System.out.println("Hello! I'm Duke");
+        System.out.println("What can I do for you?");
+        Scanner sc = new Scanner(System.in);
+        String input = sc.nextLine();
+        Duke bot = new Duke();
+        //int counter = 1;
+
+        while(!(input.equals("bye"))) {
+            if (input.equals("list")) {
+                bot.printList();
+            }else{
+                Task newTask = new Task(input);
+                bot.addToList(newTask);
+                //counter++;
+            }
+            input = sc.nextLine();
+        }
+
+        System.out.println("Bye. Hope to see you again soon!");
+    }
+}

src/main/java/Level_3.java

@@ -0,0 +1,32 @@
+import java.util.*;
+
+public class Level_3 {
+    public static void main(String[] args) {
+        System.out.println("Hello! I'm Duke");
+        System.out.println("What can I do for you?");
+        Scanner sc = new Scanner(System.in);
+        String input = sc.nextLine();
+        Duke bot = new Duke();
+        //int counter = 1;
+
+        while(!(input.equals("bye"))) {
+            if (input.equals("list")) {
+                bot.printList();
+            }else{
+                String command = input.split(" ")[0];
+                if(command.equals("done")){
+                    int id = Integer.valueOf(input.split(" ")[1]);
+                    bot.markTaskAsDone(id);
+
+                }else {
+                    Task newTask = new Task(input);
+                    bot.addToList(newTask);
+                    //counter++;
+                }
+            }
+            input = sc.nextLine();
+        }
+
+        System.out.println("Bye. Hope to see you again soon!");
+    }
+}

src/main/java/Level_4.java

@@ -0,0 +1,46 @@
+import java.util.*;
+
+public class Level_4 {
+    public static void main(String[] args) {
+        System.out.println("Hello! I'm Duke");
+        System.out.println("What can I do for you?");
+        Scanner sc = new Scanner(System.in);
+        String input = sc.nextLine();
+        Duke bot = new Duke();
+        //int counter = 1;
+
+        while(!(input.equals("bye"))) {
+            if (input.equals("list")) {
+                bot.printList();
+            }else{
+                String command = input.split(" ")[0];
+                if(command.equals("done")){
+                    int id = Integer.valueOf(input.split(" ")[1]);
+                    bot.markTaskAsDone(id);
+
+                }else if(command.equals("todo")) {
+                    input = input.split(" ",2)[1];
+                    ToDo newTask = new ToDo(input);
+                    bot.addToList(newTask);
+                    //counter++;
+                }else if(command.equals("event")){
+                    input = input.split(" ",2)[1];
+                    String content = input.split("/at")[0];
+                    String at = input.split("/at")[1];
+                    Event newTask = new Event(content,at);
+                    bot.addToList(newTask);
+                }else{
+                    input = input.split(" ",2)[1];
+                    String content = input.split("/by")[0];
+                    String by= input.split("/by")[1];
+                    Deadline newTask = new Deadline(content,by);
+                    bot.addToList(newTask);
+                }
+
+            }
+            input = sc.nextLine();
+        }
+
+        System.out.println("Bye. Hope to see you again soon!");
+    }
+}

src/main/java/Level_5.java

@@ -0,0 +1,59 @@
+import java.util.*;
+
+public class Level_5 {
+    public static void main(String[] args) throws DukeException {
+        System.out.println("Hello! I'm Duke");
+        System.out.println("What can I do for you?");
+        Scanner sc = new Scanner(System.in);
+        String input = sc.nextLine();
+        Duke bot = new Duke();
+        //int counter = 1;
+
+        while (!(input.equals("bye"))) {
+            if (input.equals("list")) {
+                bot.printList();
+            } else {
+                String command = input.split(" ")[0];
+                try {
+                    if (command.equals("done")) {
+                        int id = Integer.valueOf(input.split(" ")[1]);
+                        bot.markTaskAsDone(id);
+
+                    } else if (command.equals("todo")) {
+                        try {
+                            input = input.split(" ", 2)[1];
+                            ToDo newTask = new ToDo(input);
+                            bot.addToList(newTask);
+                            //counter++;
+                        } catch (Exception e) {
+                            throw new DukeException(("OOPS!!! The description cannot be empty."));
+                        }
+                    } else if (command.equals("event")) {
+                        input = input.split(" ", 2)[1];
+                        String content = input.split("/at")[0];
+                        String at = input.split("/at")[1];
+                        Event newTask = new Event(content, at);
+                        bot.addToList(newTask);
+                    } else if (command.equals("deadline")) {
+                        input = input.split(" ", 2)[1];
+                        String content = input.split("/by")[0];
+                        String by = input.split("/by")[1];
+                        Deadline newTask = new Deadline(content, by);
+                        bot.addToList(newTask);
+                    } else {
+                        throw new DukeException("OOPS!!! I'm sorry, but I don't know what that means :-{");
+                    }
+                } catch (DukeException e1) {
+                    System.out.println(e1);
+
+                }
+            }
+
+            input = sc.nextLine();
+        }
+
+
+        System.out.println("Bye. Hope to see you again soon!");
+    }
+}
+

src/main/java/Level_6.java

@@ -0,0 +1,65 @@
+import java.util.*;
+
+public class Level_6 {
+    public static void main(String[] args) throws DukeException {
+        System.out.println("Hello! I'm Duke");
+        System.out.println("What can I do for you?");
+        Scanner sc = new Scanner(System.in);
+        String input = sc.nextLine();
+        Duke bot = new Duke();
+        //int counter = 1;
+
+        while (!(input.equals("bye"))) {
+            if (input.equals("list")) {
+                bot.printList();
+            } else {
+                String command = input.split(" ")[0];
+                try {
+                    if (command.equals("done")) {
+                        int id = Integer.valueOf(input.split(" ")[1]);
+                        bot.markTaskAsDone(id);
+
+                    } else if (command.equals("todo")) {
+                        try {
+                            input = input.split(" ", 2)[1];
+                            ToDo newTask = new ToDo(input);
+                            bot.addToList(newTask);
+                            //counter++;
+                        } catch (Exception e) {
+                            throw new DukeException(("OOPS!!! The description cannot be empty."));
+                        }
+                    } else if (command.equals("event")) {
+                        input = input.split(" ", 2)[1];
+                        String content = input.split("/at")[0];
+                        String at = input.split("/at")[1];
+                        Event newTask = new Event(content, at);
+                        bot.addToList(newTask);
+                    } else if (command.equals("deadline")) {
+                        input = input.split(" ", 2)[1];
+                        String content = input.split("/by")[0];
+                        String by = input.split("/by")[1];
+                        Deadline newTask = new Deadline(content, by);
+                        bot.addToList(newTask);
+                    }else if(command.equals("delete")){
+                        int id = Integer.valueOf(input.split(" ")[1]);
+                        bot.deleteTask(id);
+
+                    } else {
+                        throw new DukeException("OOPS!!! I'm sorry, but I don't know what that means :-{");
+                    }
+                } catch (DukeException e1) {
+                    System.out.println(e1);
+
+                }
+            }
+
+            input = sc.nextLine();
+        }
+
+
+        System.out.println("Bye. Hope to see you again soon!");
+    }
+}
+
+
+