Implement biometrics module

Riot/Modules/SetPinCode/SetupBiometrics/SetupBiometricsCoordinator.swift

@@ -0,0 +1,77 @@
+// File created from ScreenTemplate
+// $ createScreen.sh SetPinCode/SetupBiometrics SetupBiometrics
+/*
+ Copyright 2020 New Vector Ltd
+ 
+ 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.
+ */
+
+import Foundation
+import UIKit
+
+final class SetupBiometricsCoordinator: SetupBiometricsCoordinatorType {
+    
+    // MARK: - Properties
+    
+    // MARK: Private
+    
+    private let session: MXSession?
+    private var setupBiometricsViewModel: SetupBiometricsViewModelType
+    private let setupBiometricsViewController: SetupBiometricsViewController
+    private let viewMode: SetPinCoordinatorViewMode
+    
+    // MARK: Public
+
+    // Must be used only internally
+    var childCoordinators: [Coordinator] = []
+    
+    weak var delegate: SetupBiometricsCoordinatorDelegate?
+    
+    // MARK: - Setup
+    
+    init(session: MXSession?, viewMode: SetPinCoordinatorViewMode, pinCodePreferences: PinCodePreferences = .shared) {
+        self.session = session
+        self.viewMode = viewMode
+        
+        let setupBiometricsViewModel = SetupBiometricsViewModel(session: self.session, viewMode: viewMode, pinCodePreferences: pinCodePreferences)
+        let setupBiometricsViewController = SetupBiometricsViewController.instantiate(with: setupBiometricsViewModel)
+        self.setupBiometricsViewModel = setupBiometricsViewModel
+        self.setupBiometricsViewController = setupBiometricsViewController
+    }
+    
+    // MARK: - Public methods
+    
+    func start() {            
+        self.setupBiometricsViewModel.coordinatorDelegate = self
+    }
+    
+    func toPresentable() -> UIViewController {
+        return self.setupBiometricsViewController
+    }
+}
+
+// MARK: - SetupBiometricsViewModelCoordinatorDelegate
+extension SetupBiometricsCoordinator: SetupBiometricsViewModelCoordinatorDelegate {
+    
+    func setupBiometricsViewModelDidComplete(_ viewModel: SetupBiometricsViewModelType) {
+        self.delegate?.setupBiometricsCoordinatorDidComplete(self)
+    }
+    
+    func setupBiometricsViewModelDidCompleteWithReset(_ viewModel: SetupBiometricsViewModelType) {
+        self.delegate?.setupBiometricsCoordinatorDidCompleteWithReset(self)
+    }
+    
+    func setupBiometricsViewModelDidCancel(_ viewModel: SetupBiometricsViewModelType) {
+        self.delegate?.setupBiometricsCoordinatorDidCancel(self)
+    }
+}