Pro Design Patterns in Swift

Chapter    3

Creating the SportsStore App

In the previous chapter, I showed you how Xcode can be used to create playgrounds and command-line tools, which are how I introduce each of the design patterns in the chapters that follow.

I like to provide as many code examples as I can in my books, so in this chapter I create an iOS app called SportsStore. The app I create is entirely unstructured, which means I simply bolt the code and the UI together as directly as possible without any thought to the long-term consequences. This is, of course, the antithesis to design patterns, but it is a surprisingly common development style. Throughout this book, I apply the design patterns to the unstructured application to provide additional context for their ...