39 lines
1.5 KiB
Swift
39 lines
1.5 KiB
Swift
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@objc class BackgroundFetchTask: NSObject {
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var frameworkType: BackgroundFetchTaskFrameworkType { return .none }
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private var backgroundTaskIdentifier = UIBackgroundTaskIdentifier.invalid
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private var completionHandler: BackgroundFetchScheduler.FetchResultHandler?
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func start(completion: @escaping BackgroundFetchScheduler.FetchResultHandler) {
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completionHandler = completion
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backgroundTaskIdentifier = UIApplication.shared.beginBackgroundTask(withName:description,
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expirationHandler: {
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self.finish(.failed)
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})
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if backgroundTaskIdentifier != UIBackgroundTaskIdentifier.invalid { fire() }
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}
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fileprivate func fire() {
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finish(.failed)
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}
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fileprivate func finish(_ result: UIBackgroundFetchResult) {
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guard backgroundTaskIdentifier != UIBackgroundTaskIdentifier.invalid else { return }
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UIApplication.shared.endBackgroundTask(UIBackgroundTaskIdentifier(rawValue: backgroundTaskIdentifier.rawValue))
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backgroundTaskIdentifier = UIBackgroundTaskIdentifier.invalid
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completionHandler?(result)
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}
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}
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@objc(MWMBackgroundEditsUpload)
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final class BackgroundEditsUpload: BackgroundFetchTask {
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override fileprivate func fire() {
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MWMEditorHelper.uploadEdits(self.finish)
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}
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override var description: String {
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return "Edits upload"
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}
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}
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