feat: add thumbnails to wire cells upload previews - WPB-19266#3440
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samwyndham merged 10 commits intodevelopfrom Aug 14, 2025
Merged
feat: add thumbnails to wire cells upload previews - WPB-19266#3440samwyndham merged 10 commits intodevelopfrom
samwyndham merged 10 commits intodevelopfrom
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Pull Request Overview
This PR implements thumbnail generation for image and video assets in the Wire cells attachments carousel, replacing the placeholder nil thumbnail values with actual generated thumbnails using QuickLook.
- Adds thumbnail generation capability to
AttachmentsCarouselViewModelusing aThumbnailGeneratorprotocol - Updates the constructor to use dependency injection instead of hardcoded empty arrays
- Adds comprehensive unit tests for the thumbnail generation functionality
Reviewed Changes
Copilot reviewed 7 out of 7 changed files in this pull request and generated 3 comments.
Show a summary per file
| File | Description |
|---|---|
| ConversationInputBarViewController.swift | Updates constructor call to use parameterless initializer |
| AttachmentsCarouselViewModelTests.swift | Adds comprehensive unit tests for thumbnail generation scenarios |
| WireCellsDraft+Fixture.swift | Extends test fixture to support file type and size parameters |
| UIImage+Fixture.swift | Adds test fixture helper for creating UIImage instances |
| AttachmentsCarouselViewModel.swift | Implements core thumbnail generation logic with caching and async generation |
| AttachmentsCarouselItem.swift | Updates model to support Equatable/Sendable for testing and concurrency |
| ThumbnailGenerator.swift | Defines protocol and QLThumbnailGenerator extension for thumbnail generation |
.../WireMessagingUI/WireCells/Components/AttachmentsCarousel/AttachmentsCarouselViewModel.swift
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samwyndham
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Test Results1 999 tests 1 972 ✅ 2m 14s ⏱️ Results for commit ec45c23. ♻️ This comment has been updated with latest results. |
samwyndham
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a team,
johnxnguyen,
jullianm and
netbe
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jullianm
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Aug 8, 2025
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Looks good, left one question about thumbnail generation error handling on the UI side
.../WireMessagingUI/WireCells/Components/AttachmentsCarousel/AttachmentsCarouselViewModel.swift
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johnxnguyen
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Aug 11, 2025
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Issue
This PR adds thumbnails to the previews when uploading assets to wire cells
ScreenRecording_08-08-2025.08-44-19_1.mov
Testing
Run unit tests
Checklist
[WPB-XXX].