SwiftUI

Introduction Sometime ago, I was working on a marketplace app, and I needed to add Apple Pay to make purchases more easily. Here are a few steps on how I did it: First Step You need to add Apple Pay capability to your project. You will need to Register a Merchant ID. I will skip this step; you can find info by following this link Setting up Apple Pay. Second Step You will need to import PassKit and create PKPaymentRequest to interact with PKPaymentAuthorizationController and PKPaymentAuthorizationControllerDelegate....

Introduction I have been looking for information about implementation details of integration testing. I found a lot of information, but it was theoretical and all information looked the same. I did not find a meaningful example, so I tried to come up with my own definition and sample. Integration testing means testing the behavior between modules or views to ensure they work as expected after user actions. There are two ways of conducting integration testing: The first is by unit tests, where you try to test the flowing data between view models....

Introduction After spending some time developing my personal iOS app, I found myself in a position where I needed to add UI tests to my application. The reason behind this decision was the necessity to change the architecture to make it more scalable. However, this task proved to be challenging due to certain parts of the code being tightly coupled. The situation was quite frustrating. To address this problem, I decided to incorporate UI tests that could help identify issues during the refactoring process....

Introduction I was curious about how to add Dynamic Island and implement it into a Video Streaming App. Here are a few steps on how you can achieve this. Caveats Debugging Dynamic Island can be a bit tricky; it only works when the main app is running. If you try to run it separately, you will encounter the error SendProcessControlEvent:toPid: encountered an error: Error Domain=com.apple.dt.deviceprocesscontrolservice Code=8 "Failed to show Widget". The solution is to configure live activities and run them through the main app....

Introduction I was exploring the idea of creating a YouTube-like widget for the lock screen on iOS devices. It wasn’t easy because most articles on the Internet discussed general implementations, such as for a coffee shop or a to-do list. Even when I found some similar versions, the project wouldn’t compile. I made the decision to approach it my way, so here’s what I found out: Caveats After being stuck for two or more hours without understanding why, after tapping on a button, I wasn't able to receive a callback from it and the widget always opened the main iOS app, I realized that I forgot to add AppIntent - without it, you can’t handle actions for iOS 17....