feat: 0.8.0 - Federated architecture migration with community bugfixes #611
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,23 @@ | ||
| <?xml version="1.0" encoding="UTF-8"?> | ||
| <!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd"> | ||
| <plist version="1.0"> | ||
| <dict> | ||
| <key>NSPrivacyAccessedAPITypes</key> | ||
| <array> | ||
| <dict> | ||
| <key>NSPrivacyAccessedAPITypeReasons</key> | ||
| <array> | ||
| <string>CA92.1</string> | ||
| </array> | ||
| <key>NSPrivacyAccessedAPIType</key> | ||
| <string>NSPrivacyAccessedAPICategoryUserDefaults</string> | ||
| </dict> | ||
| </array> | ||
| <key>NSPrivacyCollectedDataTypes</key> | ||
| <array/> | ||
| <key>NSPrivacyTrackingDomains</key> | ||
| <array/> | ||
| <key>NSPrivacyTracking</key> | ||
| <false/> | ||
| </dict> | ||
| </plist> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| // swift-tools-version: 5.9 | ||
| // The swift-tools-version declares the minimum version of Swift required to build this package. | ||
|
|
||
| import PackageDescription | ||
|
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||
| let package = Package( | ||
| name: "workmanager", | ||
| platforms: [ | ||
| .iOS("13.0") | ||
| ], | ||
| products: [ | ||
| .library(name: "workmanager", targets: ["workmanager"]) | ||
| ], | ||
| dependencies: [ | ||
| .package(url: "https://github.com/flutter/engine", from: "0.0.0") | ||
| ], | ||
| targets: [ | ||
| .target( | ||
| name: "workmanager", | ||
| dependencies: [ | ||
| .product(name: "Flutter", package: "engine") | ||
| ], | ||
| resources: [ | ||
| .process("Resources") | ||
| ] | ||
| ) | ||
| ] | ||
| ) | ||
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,40 @@ | ||
| // | ||
| // BackgroundTaskOperation.swift | ||
| // workmanager | ||
| // | ||
| // Created by Sebastian Roth on 10/06/2021. | ||
| // | ||
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|
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| import Foundation | ||
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|
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| class BackgroundTaskOperation: Operation { | ||
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|
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| private let identifier: String | ||
| private let flutterPluginRegistrantCallback: FlutterPluginRegistrantCallback? | ||
| private let inputData: String | ||
| private let backgroundMode: BackgroundMode | ||
|
|
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| init(_ identifier: String, | ||
| inputData: String, | ||
| flutterPluginRegistrantCallback: FlutterPluginRegistrantCallback?, | ||
| backgroundMode: BackgroundMode) { | ||
| self.identifier = identifier | ||
| self.inputData = inputData | ||
| self.flutterPluginRegistrantCallback = flutterPluginRegistrantCallback | ||
| self.backgroundMode = backgroundMode | ||
| } | ||
|
|
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| override func main() { | ||
| let semaphore = DispatchSemaphore(value: 0) | ||
| let worker = BackgroundWorker(mode: self.backgroundMode, | ||
| inputData: self.inputData, | ||
| flutterPluginRegistrantCallback: self.flutterPluginRegistrantCallback) | ||
| DispatchQueue.main.async { | ||
| worker.performBackgroundRequest { _ in | ||
| semaphore.signal() | ||
| } | ||
| } | ||
|
|
||
| semaphore.wait() | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,140 @@ | ||
| // | ||
| // BackgroundWorker.swift | ||
| // workmanager | ||
| // | ||
| // Created by Sebastian Roth on 10/06/2021. | ||
| // | ||
|
|
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| import Foundation | ||
|
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| enum BackgroundMode { | ||
| case backgroundFetch | ||
| case backgroundProcessingTask(identifier: String) | ||
| case backgroundPeriodicTask(identifier: String) | ||
| case backgroundOneOffTask(identifier: String) | ||
|
|
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| var flutterThreadlabelPrefix: String { | ||
| switch self { | ||
| case .backgroundFetch: | ||
| return "\(SwiftWorkmanagerPlugin.identifier).BackgroundFetch" | ||
| case .backgroundProcessingTask: | ||
| return "\(SwiftWorkmanagerPlugin.identifier).BackgroundProcessingTask" | ||
| case .backgroundPeriodicTask: | ||
| return "\(SwiftWorkmanagerPlugin.identifier).BackgroundPeriodicTask" | ||
| case .backgroundOneOffTask: | ||
| return "\(SwiftWorkmanagerPlugin.identifier).OneOffTask" | ||
| } | ||
| } | ||
|
|
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| var onResultSendArguments: [String: String] { | ||
| switch self { | ||
| case .backgroundFetch: | ||
| return ["\(SwiftWorkmanagerPlugin.identifier).DART_TASK": "iOSPerformFetch"] | ||
| case let .backgroundProcessingTask(identifier): | ||
| return ["\(SwiftWorkmanagerPlugin.identifier).DART_TASK": identifier] | ||
| case let .backgroundPeriodicTask(identifier): | ||
| return ["\(SwiftWorkmanagerPlugin.identifier).DART_TASK": identifier] | ||
| case let .backgroundOneOffTask(identifier): | ||
| return ["\(SwiftWorkmanagerPlugin.identifier).DART_TASK": identifier] | ||
| } | ||
| } | ||
| } | ||
|
|
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| class BackgroundWorker { | ||
|
|
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| let backgroundMode: BackgroundMode | ||
| let flutterPluginRegistrantCallback: FlutterPluginRegistrantCallback? | ||
| let inputData: String | ||
|
|
||
| init(mode: BackgroundMode, inputData: String, flutterPluginRegistrantCallback: FlutterPluginRegistrantCallback?) { | ||
| backgroundMode = mode | ||
| self.inputData = inputData | ||
| self.flutterPluginRegistrantCallback = flutterPluginRegistrantCallback | ||
| } | ||
|
|
||
| private struct BackgroundChannel { | ||
| static let name = "\(SwiftWorkmanagerPlugin.identifier)/background_channel_work_manager" | ||
| static let initialized = "backgroundChannelInitialized" | ||
| static let onResultSendCommand = "onResultSend" | ||
| } | ||
|
|
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| /// The result is discardable due to how [BackgroundTaskOperation] works. | ||
| @discardableResult | ||
| func performBackgroundRequest(_ completionHandler: @escaping (UIBackgroundFetchResult) -> Void) -> Bool { | ||
| guard let callbackHandle = UserDefaultsHelper.getStoredCallbackHandle(), | ||
| let flutterCallbackInformation = FlutterCallbackCache.lookupCallbackInformation(callbackHandle) | ||
| else { | ||
| logError("[\(String(describing: self))] \(WMPError.workmanagerNotInitialized.message)") | ||
| completionHandler(.failed) | ||
| return false | ||
| } | ||
|
|
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| let taskSessionStart = Date() | ||
| let taskSessionIdentifier = UUID() | ||
|
|
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| let debugHelper = DebugNotificationHelper(taskSessionIdentifier) | ||
| debugHelper.showStartFetchNotification( | ||
| startDate: taskSessionStart, | ||
| callBackHandle: callbackHandle, | ||
| callbackInfo: flutterCallbackInformation | ||
| ) | ||
|
|
||
| var flutterEngine: FlutterEngine? = FlutterEngine( | ||
| name: backgroundMode.flutterThreadlabelPrefix, | ||
| project: nil, | ||
| allowHeadlessExecution: true | ||
| ) | ||
|
|
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| flutterEngine!.run( | ||
| withEntrypoint: flutterCallbackInformation.callbackName, | ||
| libraryURI: flutterCallbackInformation.callbackLibraryPath | ||
| ) | ||
| flutterPluginRegistrantCallback?(flutterEngine!) | ||
|
|
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| var backgroundMethodChannel: FlutterMethodChannel? = FlutterMethodChannel( | ||
| name: BackgroundChannel.name, | ||
| binaryMessenger: flutterEngine!.binaryMessenger | ||
| ) | ||
|
|
||
| func cleanupFlutterResources() { | ||
| flutterEngine?.destroyContext() | ||
| backgroundMethodChannel = nil | ||
| flutterEngine = nil | ||
| } | ||
|
|
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| backgroundMethodChannel?.setMethodCallHandler { call, result in | ||
| switch call.method { | ||
| case BackgroundChannel.initialized: | ||
| result(true) // Agree to Flutter's method invocation | ||
| var arguments = self.backgroundMode.onResultSendArguments | ||
| if self.inputData != "" { | ||
| arguments = arguments.merging(["be.tramckrijte.workmanager.INPUT_DATA": self.inputData]) { current, _ in current } | ||
| } | ||
|
|
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| backgroundMethodChannel?.invokeMethod( | ||
| BackgroundChannel.onResultSendCommand, | ||
| arguments: arguments, | ||
| result: { flutterResult in | ||
| cleanupFlutterResources() | ||
| let taskSessionCompleter = Date() | ||
| let result: UIBackgroundFetchResult = (flutterResult as? Bool ?? false) ? .newData : .failed | ||
| let taskDuration = taskSessionCompleter.timeIntervalSince(taskSessionStart) | ||
| logInfo("[\(String(describing: self))] \(#function) -> performBackgroundRequest.\(result) (finished in \(taskDuration.formatToSeconds()))") | ||
|
|
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| debugHelper.showCompletedFetchNotification( | ||
| completedDate: taskSessionCompleter, | ||
| result: result, | ||
| elapsedTime: taskDuration | ||
| ) | ||
| completionHandler(result) | ||
| }) | ||
| default: | ||
| result(WMPError.unhandledMethod(call.method).asFlutterError) | ||
| cleanupFlutterResources() | ||
| completionHandler(UIBackgroundFetchResult.failed) | ||
| } | ||
| } | ||
|
|
||
| return true | ||
| } | ||
| } |
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