[Gx Boom] - Metroidvania 2D shooter

[iOSxcOder]

currently will be focusing on rewrite logic for state machine to make it more manageable and fix this issue with duck/dash to avoid overcomplicating it with more and more if statements .

Is it worth to use state machine for this?

These issues are just a consequence of the bigger problem that I mentioned that should be addressed first and foremost: The simplest would be an enum based State Machine. Try to first understand what State Machines are, this link from @tibaverus explains it really well, see if you can draw inspiration from it for your own implementation: