Device Verification: Verify screen: bind transaction.confirmSASMatch()

Riot/Modules/DeviceVerification/Verify/DeviceVerificationVerifyCoordinator.swift

@@ -37,6 +37,16 @@ final class DeviceVerificationVerifyCoordinator: DeviceVerificationVerifyCoordin
     weak var delegate: DeviceVerificationVerifyCoordinatorDelegate?
     
     // MARK: - Setup
+
+    // TODO: To remove. Only for dev
+    init(session: MXSession) {
+        self.session = session
+
+        let deviceVerificationVerifyViewModel = DeviceVerificationVerifyViewModel(session: self.session)
+        let deviceVerificationVerifyViewController = DeviceVerificationVerifyViewController.instantiate(with: deviceVerificationVerifyViewModel)
+        self.deviceVerificationVerifyViewModel = deviceVerificationVerifyViewModel
+        self.deviceVerificationVerifyViewController = deviceVerificationVerifyViewController
+    }
     
     init(session: MXSession, transaction: MXSASTransaction) {
         self.session = session

Riot/Modules/DeviceVerification/Verify/DeviceVerificationVerifyViewController.swift

@@ -152,7 +152,11 @@ final class DeviceVerificationVerifyViewController: UIViewController {
         case .loading:
             self.renderLoading()
         case .loaded:
-            self.renderLoaded()
+            self.renderVerified()
+        case .cancelled(let reason):
+            self.renderCancelled(reason: reason)
+        case .cancelledByMe(let reason):
+            self.renderCancelledByMe(reason: reason)
         case .error(let error):
             self.render(error: error)
         }
@@ -162,13 +166,22 @@ final class DeviceVerificationVerifyViewController: UIViewController {
         self.activityPresenter.presentActivityIndicator(on: self.view, animated: true)
     }
     
-    private func renderLoaded() {
+    private func renderVerified() {
         self.activityPresenter.removeCurrentActivityIndicator(animated: true)
 
+        // TODO
         self.continueButtonBackgroundView.isHidden = true
         self.waitingPartnerLabel.isHidden = false
     }
-    
+
+    private func renderCancelled(reason: MXTransactionCancelCode) {
+        // TODO
+    }
+
+    private func renderCancelledByMe(reason: MXTransactionCancelCode) {
+        // TODO
+    }
+
     private func render(error: Error) {
         self.activityPresenter.removeCurrentActivityIndicator(animated: true)
         self.errorPresenter.presentError(from: self, forError: error, animated: true, handler: nil)

Riot/Modules/DeviceVerification/Verify/DeviceVerificationVerifyViewModel.swift

@@ -39,6 +39,23 @@ final class DeviceVerificationVerifyViewModel: DeviceVerificationVerifyViewModel
         self.session = session
         self.transaction = transaction
         self.emojis = self.transaction.sasEmoji
+
+        self.registerTransactionDidStateChangeNotification(transaction: transaction)
+    }
+
+    // TODO: To remove. Only for dev
+    init(session: MXSession) {
+        self.session = session
+        self.transaction = MXSASTransaction()
+        self.emojis = [
+            MXEmojiRepresentation(emoji: "🙂", andName: "BIGsMileYYELLOW"),
+            MXEmojiRepresentation(emoji: "🤖", andName: "Headphones"),
+            MXEmojiRepresentation(emoji: "🎩", andName: "Butterfly"),
+            MXEmojiRepresentation(emoji: "👓", andName: "Strawberry"),
+            MXEmojiRepresentation(emoji: "🔧", andName: "Light bulb"),
+            MXEmojiRepresentation(emoji: "🎅", andName: "Headphones"),
+            MXEmojiRepresentation(emoji: "👍", andName: "Thumbs up")
+        ]
     }
     
     deinit {
@@ -62,10 +79,49 @@ final class DeviceVerificationVerifyViewModel: DeviceVerificationVerifyViewModel
     private func confirm() {
         self.update(viewState: .loading)
 
-        // TODO
+        self.transaction.confirmSASMatch()
     }
     
     private func update(viewState: DeviceVerificationVerifyViewState) {
         self.viewDelegate?.deviceVerificationVerifyViewModel(self, didUpdateViewState: viewState)
     }
+
+    // MARK: - MXDeviceVerificationTransactionDidChange
+
+    private func registerTransactionDidStateChangeNotification(transaction: MXSASTransaction) {
+        NotificationCenter.default.addObserver(self, selector: #selector(transactionDidStateChange(notification:)), name: NSNotification.Name.MXDeviceVerificationTransactionDidChange, object: transaction)
+    }
+
+    @objc private func transactionDidStateChange(notification: Notification) {
+        guard let transaction = notification.object as? MXOutgoingSASTransaction else {
+            return
+        }
+
+        switch transaction.state {
+        case MXSASTransactionStateVerified:
+            self.update(viewState: .loaded)
+        case MXSASTransactionStateCancelled:
+            guard let reason = transaction.reasonCancelCode else {
+                return
+            }
+            self.update(viewState: .cancelled(reason))
+        case MXSASTransactionStateError:
+            guard let error = transaction.error else {
+                return
+            }
+            self.update(viewState: .error(error))
+        case MXSASTransactionStateCancelled:
+            guard let reason = transaction.reasonCancelCode else {
+                return
+            }
+            self.update(viewState: .cancelled(reason))
+        case MXSASTransactionStateCancelledByMe:
+            guard let reason = transaction.reasonCancelCode else {
+                return
+            }
+            self.update(viewState: .cancelledByMe(reason))
+        default:
+            break
+        }
+    }
 }

Riot/Modules/DeviceVerification/Verify/DeviceVerificationVerifyViewState.swift

@@ -21,6 +21,8 @@ import Foundation
 /// DeviceVerificationVerifyViewController view state
 enum DeviceVerificationVerifyViewState {
     case loading
-    case loaded
+    case loaded // verified
+    case cancelled(MXTransactionCancelCode)
+    case cancelledByMe(MXTransactionCancelCode)
     case error(Error)
 }