permissionlesstech/bitchat
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Fix Swift 6 concurrency warnings

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- ContentView: Wrap Timer callbacks in Task { @MainActor in } to
  properly access main actor-isolated properties (updateAutocomplete,
  messages)
- BitchatApp: Capture nickname before entering background queue to
  avoid accessing main actor-isolated property from Sendable closure
This commit is contained in:
jack
2025-11-25 09:50:02 -10:00
parent b8a8b940b7
commit 76d8b3fa7f
2 changed files with 17 additions and 14 deletions
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bitchat/BitchatApp.swift
+2 -1
View File
@@ -53,9 +53,10 @@ struct BitchatApp: App {
// Inject live Noise service into VerificationService to avoid creating new BLE instances
VerificationService.shared.configure(with: chatViewModel.meshService.getNoiseService())
// Prewarm Nostr identity and QR to make first VERIFY sheet fast
let nickname = chatViewModel.nickname
DispatchQueue.global(qos: .utility).async {
let npub = try? idBridge.getCurrentNostrIdentity()?.npub
_ = VerificationService.shared.buildMyQRString(nickname: chatViewModel.nickname, npub: npub)
_ = VerificationService.shared.buildMyQRString(nickname: nickname, npub: npub)
}
appDelegate.chatViewModel = chatViewModel
bitchat/Views/ContentView.swift
+15 -13
View File
@@ -465,17 +465,17 @@ struct ContentView: View {
} else {
// Schedule a delayed scroll
scrollThrottleTimer?.invalidate()
scrollThrottleTimer = Timer.scheduledTimer(withTimeInterval: TransportConfig.uiScrollThrottleSeconds, repeats: false) { _ in
lastScrollTime = Date()
let contextKey: String = {
switch locationManager.selectedChannel {
case .mesh: return "mesh"
case .location(let ch): return "geo:\(ch.geohash)"
}
}()
let count = windowCountPublic
let target = viewModel.messages.suffix(count).last.map { "\(contextKey)|\($0.id)" }
DispatchQueue.main.async {
scrollThrottleTimer = Timer.scheduledTimer(withTimeInterval: TransportConfig.uiScrollThrottleSeconds, repeats: false) { [weak viewModel] _ in
Task { @MainActor in
lastScrollTime = Date()
let contextKey: String = {
switch locationManager.selectedChannel {
case .mesh: return "mesh"
case .location(let ch): return "geo:\(ch.geohash)"
}
}()
let count = windowCountPublic
let target = viewModel?.messages.suffix(count).last.map { "\(contextKey)|\($0.id)" }
if let target = target { proxy.scrollTo(target, anchor: .bottom) }
}
}
@@ -643,9 +643,11 @@ struct ContentView: View {
.frame(maxWidth: .infinity, alignment: .leading)
.onChange(of: messageText) { newValue in
autocompleteDebounceTimer?.invalidate()
autocompleteDebounceTimer = Timer.scheduledTimer(withTimeInterval: 0.15, repeats: false) { _ in
autocompleteDebounceTimer = Timer.scheduledTimer(withTimeInterval: 0.15, repeats: false) { [weak viewModel] _ in
let cursorPosition = newValue.count
viewModel.updateAutocomplete(for: newValue, cursorPosition: cursorPosition)
Task { @MainActor in
viewModel?.updateAutocomplete(for: newValue, cursorPosition: cursorPosition)
}
}
}