Chapter 25
Putting Everything Together to Build a Personal Finance App

By now, you should have a good understanding of SwiftUI and build some simple apps using this new framework. In this chapter, you are going to use what you've learned so far to develop a personal finance app, allowing users to keep track of his/her expense and income.

This app is not too complicated to build but you will learn quite a lot about SwiftUI and understand how to apply the techniques you learned in developing a real world app. In brief, here are some of the stuff we will go through with you:

  1. How to build a form and perform validation
  2. How to pass the form data between views using Combine
  3. How to filter records and refresh the list view
  4. How to use bottom sheet to display record details
  5. How to use MVVM (Model-View-ViewModel) in SwiftUI
Figure 1. The Personal Finance App
Figure 1. The Personal Finance App

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