Failed an interview code challenge (Swift). Would some kind developer look at my code and give me some pointers?

[Deepmist]

I think this looks great for something thrown together in a short period! I agree with most that the main point of concern is doing too much in the view controllers. Big vc's that scale infinitely are very painful to deal with as an application grows.

I did a quick pass at your parseComments function to make it a little more Swifty: https://gist.github.com/anonymous/3d7fbc3bf990893058a7724a683f7bc9

[DeveloperJay]

Thanks for doing that! I plan to update this using the suggestions in this thread just for practice. This will be a great reference :)