is there a better way of writing this? it seems li...

# arrow

[Hexa]

is there a better way of writing this? it seems like I got too many nested when (I will most likely have 4 whens when I'm done) and I'm not sure if it makes my code readable https://gist.github.com/rinnegan/fd653f13801f8489de3499cb3879e7a2#file-is-there-better-way-L17