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Duke project

This is a project template for a greenfield Java project. It’s named after the Java mascot Duke. Given below are instructions on how to use it.

Setting up in Intellij

Prerequisites: JDK 11, update Intellij to the most recent version.

  1. Open Intellij (if you are not in the welcome screen, click File > Close Project to close the existing project dialog first)
  2. Set up the correct JDK version, as follows:
    1. Click Configure > Structure for New Projects and then Project Settings > Project > Project SDK
    2. If JDK 11 is listed in the drop down, select it. If it is not, click New... and select the directory where you installed JDK 11
    3. Click OK
  3. Import the project into Intellij as follows:
    1. Click Open or Import.
    2. Select the project directory, and click OK
    3. If there are any further prompts, accept the defaults.
  4. After the importing is complete, locate the src/main/java/main.java.duke.Duke.java file, right-click it, and choose Run main.java.duke.Duke.main(). If the setup is correct, you should see something like the below: 
    Hello, Welcome to Duke, your personal assistant!

  5. Duke comes with a Graphical User Interface(GUI) as well, locate the src/main/java/main.java.duke.Launcher.java file, right-click it, and choose Run main.java.duke.Launcher.main(). If the setup is correct, you should see a GUI pop-up:

  6. Alternatively, you may access the GUI by double clicking on the duke.jar file found as a release in this repo.

Using Duke

Duke supports the following operations:

Saying hello!

You can say hello to Duke by typing the following command:

hello

Adding tasks

Duke supports the adding of 3 task types and the ability to specify its priority(optional).

  1. todo
  2. deadline
  3. event

To add a task, enter a command in the following format: “{task type} {task description} /priority {low/medium/high}” Priority is optional.

Adding a todo task

Kindly note that the command is case sensitive. Example command:

todo CS2103T IP increments
todo CS2103T IP increments /priority high

Adding a deadline task

Kindly note that the command is case sensitive. Date and Time deadlines can be specified in the task description using the /by flag. Date and Time has to be in the format “yyyy-mm-dd HHMM”. Example command:

deadline CS2103T IP increments /by 2020-10-19 1900
deadline CS2103T IP increments /by 2020-10-19 1900 /priority medium

Adding an event task

Kindly note that the command is case sensitive. Date and Time deadlines can be specified in the task description using the /by flag. Date and Time has to be in the format “yyyy-mm-dd HHMM”. Example command:

event family gathering /by 2020-10-12 1800
event family gathering /by 2020-10-12 1800 /priority low

Listing all tasks

To list all tasks, enter the following command

list

Deleting tasks

To delete a task, enter a command in the following format: “delete {task number}” The task number is the number indicated on the left of the task in the list of tasks.

Example:

delete 2

Marking tasks as done

To mark a task as done, enter a command in the following format: “done {task number}” The task should appear with a tick as opposed to a cross.

Example:

done 2

Setting priority of tasks

To set the priority of a task, enter a command in the following format: “set priority {task number} {low/medium/high}”

Example:

set 1 priority low

Exiting from the Application

To exit from the Command Line Interface type the following command:

bye

To exit from the Graphic User Interface, simply click the cross at the top right of the pop up window.

Error messages

Duke will notify you of an invalid command/input, this can be recognised by the red background in the GUI and the presence of the keyword “OOPS!!!” for the CLI.

OOPS!!! Sorry setting of this type of label is supported.