What about using this library for BT input?

[NoNamedCat]

https://www.youtube.com/watch?v=0jnY-XXiD8Q

This are some devices that it can handle:

Sony DualSense (PS5)
Sony DUALSHOCK 4 (PS4)
Sony DUALSHOCK 3 (PS3)
Nintendo Switch Pro controller
Nintendo Switch JoyCon
Nintendo Wii U controller
Nintendo Wii Remote + accessories
Xbox Wireless controller (models 1708, 1914, adaptive)
Android controllers
Steam controller
Stadia controller
PC/Window controller
8BitDo controllers
iCade
Mouse
And more

I think that this is a great addon for this project