Using https://developer.apple.com/library/content/referencelibrary/GettingStarted/DevelopiOSAppsSwift/BuildABasicUI.html#//apple_ref/doc/uid/TP40015214-CH5-SW1 as a guide.
fritzlim/App-Development-With-Swift
App Development With Swift (4 workshops for IN3LABS, each of 3 hours duration)
SwiftMIT