This creates a date time widget for android and is written in kotlin.
The project uses 3 libraries:
https://github.com/AigeStudio/WheelPicker
https://github.com/astuetz/PagerSlidingTabStrip
https://github.com/prolificinteractive/material-calendarview
It allows you to pick both the date and the time in a single widget.