@screwdriver
Alexandre Alcuvilla
@screwdriver
#SwiftUI #Swift #DesignPattern #CleanArchi #iOS
Joined January 2022
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Alexandre Alcuvilla's blogs
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Applying the Decorator Pattern in SwiftUI to Add Caching Without Changing Existing Code
May 2 · 7 min read · You've built a clean feed feature. The RemoteFeedRepository fetches items from the network, the LoadFeedUseCase runs the business logic, and the ViewModel drives the view. Everything is tested and wor
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Clean Architecture in SwiftUI: Separating Domain, Data, and Presentation
Apr 22 · 8 min read · Most SwiftUI apps start simple. A ViewModel fetches data from an API, maps it to a model, and drives a view. It works. But as the app grows, the ViewModel becomes a god object: it knows about URLs, JS
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Dependency Injection in SwiftUI: Composing Views Without Singletons
Apr 21 · 5 min read · One of the most common pitfalls in SwiftUI apps is the overuse of singletons and global state. It feels convenient at first — you just reach for UserDefaults.standard, a shared NetworkService.shared,
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SwiftUI - Decoupling Models
Sep 13, 2023 · 9 min read · Problem: How can we avoid breaking an entire app when a model changes? Solution: Decouple each model based on their specific domain. A Deeper Dive When working with data from various sources, a common challenge developers face is the potential for e...
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