fix: crash when granting app permission to access photos library (dispatch assert in callback)

Signed-off-by: Tommy van der Vorst <tommy@pixelspark.nl>

Author: pixelspark

Sushitrain/PhotoBackupView.swift

@@ -131,11 +131,7 @@ struct PhotoBackupSettingsView: View {
 				else {
 					Text("Synctrain cannot access your photo library right now")
 					Button("Allow Synctrain to access photos") {
-						PHPhotoLibrary.requestAuthorization { status in
-							DispatchQueue.main.async {
-								authorizationStatus = status
-							}
-						}
+						self.requestAuthorization()
 					}
 				}
 
@@ -337,6 +333,14 @@ struct PhotoBackupSettingsView: View {
 		}
 	}
 
+	private func requestAuthorization() {
+		PHPhotoLibrary.requestAuthorization(for: .readWrite) { status in
+			Task { @MainActor in
+				authorizationStatus = status
+			}
+		}
+	}
+
 	private func update() async {
 		authorizationStatus = PHPhotoLibrary.authorizationStatus()
 		self.folders = await appState.folders().filter({ $0.isSuitablePhotoBackupDestination }).sorted()

Sushitrain/PhotoFolderSettingsView.swift

@@ -211,11 +211,7 @@ private struct PhotoFolderAlbumSettingsView: View {
 				else {
 					Text("Synctrain cannot access your photo library right now")
 					Button("Allow Synctrain to access photos") {
-						PHPhotoLibrary.requestAuthorization { status in
-							DispatchQueue.main.async {
-								authorizationStatus = status
-							}
-						}
+						self.requestAuthorization()
 					}
 				}
 			}
@@ -279,6 +275,14 @@ private struct PhotoFolderAlbumSettingsView: View {
 		.navigationTitle(dirName.isEmpty ? "Add album" : "Settings for '\(dirName)'")
 	}
 
+	private func requestAuthorization() {
+		PHPhotoLibrary.requestAuthorization(for: .readWrite) { status in
+			Task { @MainActor in
+				authorizationStatus = status
+			}
+		}
+	}
+
 	func loadAlbums() -> [PHAssetCollection] {
 		var albums: [PHAssetCollection] = []
 		let options = PHFetchOptions()