How to update due date of the parent issue as per sub-task's due date

This article helps how to update the due date field of the parent issue, once the due date of the subtask gets updated using the Update on Transition app.

Instructions

1. Add a post-function to the intended transition, to create a sub-task.
   To add a post-function, navigate to Cogwheel > Issues > Workflows > select the workflow of the project and edit the same.
2. Select Create Sub-task post function as shown below:
   
3. Select the Detailed Fields and add %parent_key% for Issues to update and respective issue type under Issue type section:
   
   The reason for adding %parent_key% is, it updates the parent issue of the subtask once the post-function executes.
4. Select the dropdown as Parent issue's due date under Due date and set the desired Due date offset value. You can use "work" to exclude non-working days from the calculation. For example, "5 work", adjusts the date by 5 working days.
   
5. Click Update to save the settings. Verify the condition:
   
6. Publish the workflow draft.
7. Perform In Progress transition. Once the transition happens, the Due date of the parent issue gets updated with an offset of 5 working days as per the post-function.