Unidirectional Data Flow in SwiftUI Apps
Published on 29 April 2026Learn unidirectional data flow in SwiftUI with view intents, use case outputs, ViewModel state, and flow-owned navigation.
Practical software architecture and design for iOS engineers.
Articles about composition, boundaries, naming, testing, and keeping codebases easy to change.
Start here for the principles behind maintainable architecture.
How to add behavior by wiring focused pieces together.
Modern SwiftUI boundaries, ownership, and dependency wiring.
Navigation and composition for UIKit apps.
How to organize, test, and improve architecture as codebases grow.
Learn unidirectional data flow in SwiftUI with view intents, use case outputs, ViewModel state, and flow-owned navigation.
Learn how to reason about architecture overkill, adapters, dependency inversion, and boundaries in large Swift apps.
Learn architecture decisions to avoid in new SwiftUI apps, from global state to over-abstracted networking and hidden dependencies.
Learn dependency injection in Swift without ceremony using initializers, factories, environment values, and composition roots.
Understand factories, builders, and composition roots in Swift, and learn where each construction pattern belongs.
Learn how to organize iOS feature modules using vertical slices, layers, and boundaries that make change easier.