95776b610f
Nobody was using the unidentified connection, and also we expect the unidentified connection to be allowed to go idle in a way the identified one does not.
36 lines
1.3 KiB
Swift
36 lines
1.3 KiB
Swift
//
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// Copyright 2022 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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//
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import SignalServiceKit
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enum ProxyConnectionChecker: Dependencies {
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static func checkConnectionAndNotify(completion: @escaping (Bool) -> Void) {
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var observer: NSObjectProtocol?
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func unregisterObserver() {
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observer.map { NotificationCenter.default.removeObserver($0) }
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observer = nil
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}
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var hasTransitionedToConnecting = false
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// Wait to see if we can establish a websocket connection via the new proxy.
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observer = NotificationCenter.default.addObserver(forName: OWSChatConnection.chatConnectionStateDidChange, object: nil, queue: nil) { _ in
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switch DependenciesBridge.shared.chatConnectionManager.identifiedConnectionState {
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case .closed:
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// Ignore closed state until we start connecting, it's expected that old sockets will close
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guard hasTransitionedToConnecting else { break }
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unregisterObserver()
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completion(false)
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case .connecting:
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hasTransitionedToConnecting = true
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case .open:
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unregisterObserver()
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completion(true)
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}
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}
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}
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}
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