SFMU: Show error notice if QR code media deep link fails (#22577)

Author: momo-ozawa

WordPress/Classes/Utility/Universal Links/NavigationActionHelpers.swift

@@ -26,8 +26,9 @@ extension NavigationAction {
         return nil
     }
 
-    func postFailureNotice(title: String) {
+    func postFailureNotice(title: String, message: String? = nil) {
         let notice = Notice(title: title,
+                            message: message,
                             feedbackType: .error,
                             notificationInfo: nil)
         ActionDispatcher.dispatch(NoticeAction.post(notice))

WordPress/Classes/Utility/Universal Links/Routes+MySites.swift

@@ -93,6 +93,11 @@ extension MySitesRoute: NavigationAction {
             }
             WPAppAnalytics.track(.deepLinkFailed, withProperties: properties)
 
+            if campaign.flatMap(AppBannerCampaign.init) == .qrCodeMedia {
+                postFailureNotice(title: Strings.siteNotFound, message: Strings.checkAccount)
+                return
+            }
+
             if failAndBounce(values) == false {
                 coordinator.showRootViewController()
                 postFailureNotice(title: NSLocalizedString("Site not found",
@@ -131,3 +136,16 @@ extension MySitesRoute: NavigationAction {
         }
     }
 }
+
+private enum Strings {
+    static let siteNotFound = NSLocalizedString(
+        "universalLink.qrCodeMedia.error.title",
+        value: "Site not found",
+        comment: "Title for error notice shown if the app can't find a specific site belonging to the user"
+    )
+    static let checkAccount = NSLocalizedString(
+        "universalLink.qrCodeMedia.error.message",
+        value: "Check that you are logged into the correct account",
+        comment: "Message for error notice shown if the app can't find a specific site belonging to the user"
+    )
+}