User Guide

Duke is a Personal Assistant Chatbot that helps you keep track of various tasks.

Features

Feature 1 - Tasks

Allows the user to add, update and delete tasks which are stored in a list. User can also mark a task as done. There are 3 types of tasks: todo, deadline and event.

Feature 2 - Search

Allows the user to find tasks with a keyword.

Feature 3 - Undo

Allows the user to undo an operation on a task.

Feature 4 - Helpful error messages

Displays helpful error messages when the user uses a command incorrectly.

Usage

Words in UPPER_CASE are the parameters to be supplied by the user.

E.g. in todo TASK_DESCRIPTION, TASK_DESCRIPTION is a parameter which can be used as todo Homework.

1. todo - Add a todo task

Adds a todo task to Duke’s list of tasks.

Format:

todo TASK_DESCRIPTION

Example of usage:

todo Buy a new wallet

Expected Outcome:

Got it. I've added this task:
    [T][✘] Buy a new wallet
Now you have 1 tasks in the list.

2. deadline - Add a task with a deadline

Adds a task with a deadline which consists of the date and time.

Format:

deadline TASK_DESCRIPTION /by DATE_AND_TIME

DATE AND TIME is in the format of dd/MM/yyyy HH:mm.

Example of usage:

deadline CS3230 Assignment 1 /by 20/02/2020 23:59

Expected Outcome:

Got it. I've added this task:
    [D][✘] CS3230 Assignment 1 (by: 20 Feb 2019 11:59PM)
Now you have 2 tasks in the list.

3. event - Add an event happening at a certain time

Adds an event which consists of the date and time that it is happening.

Format:

event TASK_DESCRIPTION /at DATE_AND_TIME

DATE AND TIME is in the format of dd/MM/yyyy HH:mm.

Example of usage:

event CS2106 Midterm /at 07/03/2020 13:00

Expected Outcome:

Got it. I've added this task:
    [E][✘] CS2106 Midterm (at: 07 Mar 2020 01:00PM)
Now you have 3 tasks in the list.

4. list - View all tasks

Shows the list of all the tasks stored.

Format:

list

Example of usage:

list

Expected Outcome:

Here are the tasks in your list:
1.[T][✘] Buy a new wallet
2.[D][✘] CS3230 Assignment 1 (by: 20 Feb 2019 11:59PM)
3.[E][✘] CS2106 Midterm (at: 07 Mar 2020 01:00PM)

5. done - Mark a task as completed

Marks a task as completed.

Format:

done TASK_INDEX

TASK_INDEX refers to the index number shown in the displayed list of tasks after using the list command.

Example of usage:

done 1

Expected Outcome:

Nice! I've marked this task as done:
    [T][✔] Buy a new wallet

6. delete - Delete a task

Deletes a task.

Format:

delete TASK_INDEX

TASK_INDEX refers to the index number shown in the displayed list of tasks after using the list command.

Example of usage:

delete 1

Expected Outcome:

Noted. I've removed this task:
    [T][✔] Buy a new wallet
Now you have 2 tasks in the list.

7. find - Find tasks

Finds tasks which contain the specified keyword.

Format:

find KEYWORD

Example of usage:

find CS

Expected Outcome:

Here are the matching tasks in your list:
1.[D][✘] CS3230 Assignment 1 (by: 20 Feb 2019 11:59PM)
2.[E][✘] CS2106 Midterm (at: 07 Mar 2020 01:00PM)

8. undo - Undo a task operation

Undo a task operation. Only the following commands can be undone: todo, deadline, event, done and delete.

Format:

undo

Example of usage:

done 1

undo

Expected Outcome:

Nice! I've marked this task as done:
    [D][✔] CS3230 Assignment 1 (by: 20 Feb 2019 11:59PM)

Noted! I've reverted your mark as done command:
You have the following files in this folder.
    [D][✘] CS3230 Assignment 1 (by: 20 Feb 2019 11:59PM)

13. bye - Exit Duke

Quits the application.

Format:

bye

Example of usage:

bye

Expected Outcome:

Duke exits