Pep Chatbot – User Guide

Pep is your friendly task‑tracking chatbot that helps you manage todos, deadlines, and events right from the command line. This guide explains how to use Pep’s features.

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Quick Start

1. Ensure you have Java 11 or above installed.
2. Download the Pep JAR file.
3. Run Pep from the terminal:

   java -jar pep.jar

4. Type a command and press Enter.
5. Type bye to exit.

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Features

Viewing the task list: list

Shows all tasks currently in your list.

Format:

list

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Adding a todo: todo

Adds a simple task without date/time.

Format:

todo DESCRIPTION

Example:

todo read book

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Adding a deadline: deadline

Adds a task with a due date.

Format:

deadline DESCRIPTION /by yyyy-MM-dd

Example:

deadline return book /by 2019-12-02

Displayed as:

[D][ ] return book (by: Dec 02 2019)

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Adding an event: event

Adds a task with a start and end time.

Format:

event DESCRIPTION /from yyyy-MM-dd HHmm /to yyyy-MM-dd HHmm

Example:

event project meeting /from 2019-12-02 1400 /to 2019-12-02 1600

Displayed as:

[E][ ] project meeting (from: Dec 02 2019 14:00 to: Dec 02 2019 16:00)

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Marking a task as done: mark

Marks a task as completed.

Format:

mark INDEX

Example:

mark 2

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Unmarking a task: unmark

Marks a task as not done.

Format:

unmark INDEX

Example:

unmark 2

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Deleting a task: delete

Deletes a task from the list.

Format:

delete INDEX

Example:

delete 3

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Finding tasks: find

Finds tasks containing a keyword.

Format:

find KEYWORD

Example:

find book

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Exiting the program: bye

Closes the chatbot.

Format:

bye

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Saving the data

• Pep automatically saves your tasks to ./data/pep.txt after every change.
• When you restart Pep, your tasks are loaded from this file.
• If the file is missing, Pep creates a new one.

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Error Handling

• Pep will show an error message if you type an unknown command or invalid format.
• Example:

  OOPS!!! I'm sorry, but I don't know what that means :-(
  

Summary of Commands

Action	Format	Example
List	list	list
Todo	todo DESCRIPTION	todo read book
Deadline	deadline DESCRIPTION /by yyyy-MM-dd	deadline return book /by 2019-12-02
Event	event DESCRIPTION /from yyyy-MM-dd HHmm /to yyyy-MM-dd HHmm	event project meeting /from 2019-12-02 1400 /to 2019-12-02 1600
Mark	mark INDEX	mark 2
Unmark	unmark INDEX	unmark 2
Delete	delete INDEX	delete 3
Find	find KEYWORD	find book
Exit	bye	bye

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FAQ

Q: Where are my tasks saved?
A: In ./data/pep.txt in the same folder where you run Pep.

Q: What happens if I edit the save file manually?
A: Pep will try to load it. If a line is corrupted, Pep skips it and continues loading the rest.