Convert syncArticleStatusAll to async/await.

Account/Sources/Account/Account.swift

@@ -440,6 +440,20 @@ public enum FetchType {
 		delegate.syncArticleStatus(for: self, completion: completion)
 	}
 	
+	public func syncArticleStatus() async throws {
+
+		try await withCheckedThrowingContinuation { continuation in
+			self.syncArticleStatus { result in
+				switch result {
+				case .success:
+					continuation.resume()
+				case .failure(let error):
+					continuation.resume(throwing: error)
+				}
+			}
+		}
+	}
+
 	public func importOPML(_ opmlFile: URL, completion: @escaping (Result<Void, Error>) -> Void) {
 		guard !delegate.isOPMLImportInProgress else {
 			completion(.failure(AccountError.opmlImportInProgress))

Account/Sources/Account/AccountManager.swift

@@ -289,21 +289,18 @@ import Secrets
 		}
 	}
 
-	public func syncArticleStatusAll(completion: (() -> Void)? = nil) {
-		let group = DispatchGroup()
-		
-		activeAccounts.forEach {
-			group.enter()
-			$0.syncArticleStatus() { _ in
-				group.leave()
+	public func syncArticleStatusAll() async {
+
+		await withTaskGroup(of: Void.self) { taskGroup in
+
+			for account in activeAccounts {
+				taskGroup.addTask {
+					try? await account.syncArticleStatus()
+				}
 			}
 		}
-
-		group.notify(queue: DispatchQueue.global(qos: .background)) {
-			completion?()
-		}
 	}
-	
+
 	public func saveAll() {
 		accounts.forEach { $0.save() }
 	}

Shared/Timer/ArticleStatusSyncTimer.swift

@@ -68,8 +68,8 @@ import Account
 		lastTimedRefresh = Date()
 		update()
 		
-		AccountManager.shared.syncArticleStatusAll()
-		
+		Task { @MainActor in
+			await AccountManager.shared.syncArticleStatusAll()
+		}
 	}
-	
 }

iOS/AppDelegate.swift

@@ -187,7 +187,9 @@ class AppDelegate: UIResponder, UIApplicationDelegate, UNUserNotificationCenterD
 			if Date() > lastRefresh.addingTimeInterval(15 * 60) {
 				accountManager.refreshAll(errorHandler: ErrorHandler.log)
 			} else {
-				accountManager.syncArticleStatusAll()
+				Task { @MainActor in
+					await accountManager.syncArticleStatusAll()
+				}
 			}
 		} else {
 			accountManager.refreshAll(errorHandler: ErrorHandler.log)
@@ -331,9 +333,8 @@ private extension AppDelegate {
 		}
 		
 		Task { @MainActor in
-			self.accountManager.syncArticleStatusAll() {
-				completeProcessing()
-			}
+			await self.accountManager.syncArticleStatusAll()
+			completeProcessing()
 		}
 	}