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Apply more dependency injection to the DeviceAuthenticator.
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73 changes: 73 additions & 0 deletions
73
DuckDuckGo/Device Authentication/QuartzIdleStateDetector.swift
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,73 @@ | ||
| // | ||
| // DeviceIdleStateDetector.swift | ||
| // | ||
| // Copyright © 2022 DuckDuckGo. All rights reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // | ||
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| import Foundation | ||
| import CoreGraphics | ||
| import os.log | ||
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| final class QuartzIdleStateDetector: DeviceIdleStateDetector { | ||
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| private enum Constants { | ||
| static let intervalBetweenIdleChecks: TimeInterval = 1 | ||
| } | ||
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| private var timer: Timer? | ||
| private let idleTimeCallback: (TimeInterval) -> Void | ||
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| init(idleTimeCallback: @escaping (TimeInterval) -> Void) { | ||
| self.idleTimeCallback = idleTimeCallback | ||
| } | ||
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| deinit { | ||
| cancelIdleCheckTimer() | ||
| } | ||
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| func beginIdleCheckTimer() { | ||
| os_log("Beginning idle check timer", log: .autoLock) | ||
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| self.timer?.invalidate() | ||
| self.timer = nil | ||
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| let timer = Timer(timeInterval: Constants.intervalBetweenIdleChecks, repeats: true) { [weak self] _ in | ||
| guard let self = self else { | ||
| return | ||
| } | ||
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| self.idleTimeCallback(self.secondsSinceLastEvent()) | ||
| } | ||
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| self.timer = timer | ||
| RunLoop.current.add(timer, forMode: .common) | ||
| } | ||
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| func cancelIdleCheckTimer() { | ||
| os_log("Cancelling idle check timer", log: .autoLock) | ||
| self.timer?.invalidate() | ||
| self.timer = nil | ||
| } | ||
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| private func secondsSinceLastEvent() -> TimeInterval { | ||
| let anyInputEventType = CGEventType(rawValue: ~0)! | ||
| let seconds = CGEventSource.secondsSinceLastEventType(.hidSystemState, eventType: anyInputEventType) | ||
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| os_log("Idle duration since last user input event: %f", log: .autoLock, seconds) | ||
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| return seconds | ||
| } | ||
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| } |
27 changes: 27 additions & 0 deletions
27
Unit Tests/Device Authentication/DeviceAuthenticatorTests.swift
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|---|---|---|
| @@ -0,0 +1,27 @@ | ||
| // | ||
| // DeviceAuthenticatorTests.swift | ||
| // | ||
| // Copyright © 2022 DuckDuckGo. All rights reserved. | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
| // | ||
|
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| import Foundation | ||
| import XCTest | ||
| @testable import DuckDuckGo_Privacy_Browser | ||
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| class DeviceAuthenticatorTests: XCTestCase { | ||
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| } |