iOS - Barstool Engineering

SwiftUI Quick Tip - override tab selection in TabView

A TabView is a SwiftUI view that presents a tab bar at the bottom of your app for navigation between multiple views. The Barstool sports tab bar has 5 tab items. 4 of these tab items behave as you'd expect, you tab on it and a new view is presented.

swift

When Realm crashes your iOS app on launch and how to fix it

Recently we had a bug in the Barstool Sports iOS app that was affecting a very tiny percentage of users (less than 1%) but it was still something we wanted to fix. The bug was causing the app to crash on launch. The cause of this crash was Realm. Jump

iOS

iOS Quick Tip - Support User Customization of Appearance Theme

iOS 13 introduced official system support for dark mode. I prefer light mode for everything because I'm a normal person, or maybe I'm just a boomer, but I digress. XCAssets color sets make it very simple to support dark and light mode in your apps. (This post will not teach

swift

Swift Quick Tip - Struct Memberwise Initializers are Internal Only

A struct is a powerful building block in a Swift developer's tool belt. These simple pass by value Swift objects have 1 powerful and time saving feature over their class counterparts and that is the fact that the Swift compiler automatically generates an init method for you. struct MyStruct { var

iOS

SwiftUI Quick Tip - Custom Navigation Bar Title

You can set the navigation bar title in SwiftUI with the following view modifier, .navigationBarTitle("My Title") But what if you don't want the Title to be a String or a LocalizedStringKey? That is where the .toolbar view modifier and the principal ToolbarItemPlacement object come in to play.

iOS

Set the iOS status bar style in SwiftUI using a custom view modifier

Good news! You're working on a brand new iOS application, your deployment target is iOS 15+, and you create a new project and select SwiftUI for the interface (which means you have no AppDelegate or SceneDelegate). Your design team has handed you the most beautiful UI designs you have ever

swift

Upgrading Realm Swift – Ditch @objc for Swift Property Wrappers

What? Realm (a persistence framework for iOS, Android, and other mobile platforms) has recently updated their SDK to better support SwiftUI and in the process they updated how Realm objects are created. This update allows us to remove @objc props and allows us to ditch the dynamic keyword. In this

swift

Rendering GIFs as MP4s in iOS with Swift

At Barstool Sports we wanted to move away from using animated gifs and use MP4 video in their place. Why? I'll let the folks at Fastly explain that, here. This required work to be done in 2 separate ways in the Barstool Sports iOS app. WKWebView Our in-house CMS, Barstool