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Use SKIE Observing to collect state flows in SwiftUI #54

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Merged
merged 2 commits into from
Apr 7, 2025

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@cartland cartland commented Apr 4, 2025

This commit updates the ContentView to use
Observing from the SKIE library to collect the StateFlow exposed by the MainViewModel into SwiftUI.

  • This replaces the .collect method, which is no longer needed when using Observing.
  • Adds a comment to reference the SKIE documentation for flows in SwiftUI.

This commit updates the `ContentView` to use
`Observing` from the SKIE library to collect the `StateFlow`
exposed by the `MainViewModel` into SwiftUI.

- This replaces the `.collect` method, which is no longer needed
  when using `Observing`.
- Adds a comment to reference the SKIE documentation for flows in
  SwiftUI.
@cartland cartland requested a review from bentrengrove April 4, 2025 16:21
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Hello @cartland, I'm Gemini Code Assist1! I'm currently reviewing this pull request and will post my feedback shortly. In the meantime, here's a summary to help you and other reviewers quickly get up to speed!

Summary of Changes

This pull request updates the ContentView and CartView to use Observing from the SKIE library for collecting StateFlow exposed by the MainViewModel in SwiftUI. This replaces the .collect method, which is no longer needed when using Observing. A comment referencing the SKIE documentation for flows in SwiftUI has been added.

Highlights

  • SKIE Observing: The pull request leverages SKIE's Observing functionality to handle state flow collection in SwiftUI, simplifying the code and removing the need for the .collect method.
  • Code Simplification: The changes streamline the way homeUiState and cartUiState are observed and updated in the UI, leading to cleaner and more concise code.
  • Documentation Reference: A comment has been added to both CartView and ContentView to reference the SKIE documentation for flows in SwiftUI, providing a helpful resource for understanding the implementation.

Changelog

  • Fruitties/iosApp/iosApp/CartView.swift
    • Added a comment referencing the SKIE documentation for flows in SwiftUI on line 58.
  • Fruitties/iosApp/iosApp/ContentView.swift
    • Removed the @State var homeUIState declaration on lines 27-28.
    • Replaced the .collect method with Observing to collect the homeUiState on line 28.
    • Added a comment referencing the SKIE documentation for flows in SwiftUI on line 27.
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A flow of state,
Observed with SKIE's grace,
SwiftUI's delight.

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Code Review

This pull request updates the ContentView and CartView to use Observing from the SKIE library for collecting StateFlow exposed by MainViewModel in SwiftUI. The .collect method is removed, and a comment referencing the SKIE documentation is added. Overall, the changes seem reasonable and improve the way state flows are handled in SwiftUI.

Merge Readiness

The code changes look good and the pull request is ready to be merged. I am unable to directly approve the pull request, and recommend that others review and approve this code before merging.

Comment on lines 23 to -24

// The ViewModel exposes a StateFlow.

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medium

It would be helpful to add a comment explaining why the @State property homeUIState was removed. This provides context for the change and clarifies the motivation behind using Observing instead.

@cartland
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cartland commented Apr 4, 2025

@bentrengrove this is similar to the changes in #37 but also makes the changes in ContentView.

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Thank you for doing this!

@bentrengrove bentrengrove merged commit 028b24e into android:main Apr 7, 2025
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2 participants