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Implement link previews for text messages using Apple's LinkPreview framework (#4520)

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This commit is contained in:
Stefan Ceriu
2025-09-19 15:48:09 +03:00
committed by GitHub
parent 94db3adf3a
commit bfaca7cff9
48 changed files with 347 additions and 31 deletions
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ElementX/Sources/Services/Timeline/TimelineItems/RoomTimelineItemView.swift
+19 -4
View File
@@ -6,6 +6,8 @@
//
import SwiftUI
import OrderedCollections
struct RoomTimelineItemView: View {
@Environment(\.timelineContext) var context
@ObservedObject var viewState: RoomTimelineItemViewState
@@ -26,7 +28,7 @@ struct RoomTimelineItemView: View {
@ViewBuilder private var timelineView: some View {
switch viewState.type {
case .text(let item):
TextRoomTimelineView(timelineItem: item)
TextRoomTimelineView(timelineItem: item, linkMetadata: linkMetadataForItem(item))
case .separator(let item):
SeparatorRoomTimelineView(timelineItem: item)
case .image(let item):
@@ -64,13 +66,26 @@ struct RoomTimelineItemView: View {
case .poll(let item):
PollRoomTimelineView(timelineItem: item)
case .voice(let item):
VoiceMessageRoomTimelineView(timelineItem: item, playerState: context?.viewState.audioPlayerStateProvider?(item.id) ?? AudioPlayerState(id: .timelineItemIdentifier(item.id),
title: L10n.commonVoiceMessage,
duration: 0))
let playerState = context?.viewState.audioPlayerStateProvider?(item.id) ?? AudioPlayerState(id: .timelineItemIdentifier(item.id),
title: L10n.commonVoiceMessage,
duration: 0)
VoiceMessageRoomTimelineView(timelineItem: item, playerState: playerState)
case .callInvite(let item):
CallInviteRoomTimelineView(timelineItem: item)
case .callNotification(let item):
CallNotificationRoomTimelineView(timelineItem: item)
}
}
private func linkMetadataForItem(_ item: TextRoomTimelineItem) -> OrderedDictionary<URL, LinkMetadataProviderItem> {
var linkMetadata = OrderedDictionary<URL, LinkMetadataProviderItem>()
for url in item.links.prefix(TextRoomTimelineView.maxLinkPreviewsToRender) {
if let item = context?.viewState.linkMetadataProvider?.metadataItems[url] {
linkMetadata[url] = item
} else {
linkMetadata[url] = LinkMetadataProviderItem(url: url, metadata: nil)
}
}
return linkMetadata
}
}