Add NSUserActivity for checking mentions

Tusker/Info.plist

@@ -6,6 +6,7 @@
 	<array>
 		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.show-timeline</string>
 		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.check-notifications</string>
+		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.check-mentions</string>
 		<string>$(PRODUCT_BUNDLE_IDENTIFIER).activity.new-post</string>
 	</array>
 	<key>CFBundleDevelopmentRegion</key>

Tusker/Screens/Main/MainTabBarViewController.swift

@@ -46,6 +46,16 @@ class MainTabBarViewController: UITabBarController, UITabBarControllerDelegate {
         navigationController.presentationController?.delegate = compose
         present(navigationController, animated: true)
     }
+}
+
+extension MainTabBarViewController {
+    enum Tab: Int {
+        case timelines
+        case notifications
+        case compose
+        case search
+        case myProfile
+    }
     
     func select(tab: Tab) {
         if tab == .compose {
@@ -62,15 +72,4 @@ class MainTabBarViewController: UITabBarController, UITabBarControllerDelegate {
             return viewControllers![tab.rawValue]
         }
     }
-    
-}
-
-extension MainTabBarViewController {
-    enum Tab: Int {
-        case timelines
-        case notifications
-        case compose
-        case search
-        case myProfile
-    }
 }

Tusker/Screens/Notifications/NotificationsPageViewController.swift

@@ -17,9 +17,11 @@ class NotificationsPageViewController: SegmentedPageViewController {
     init() {
         let notifications = NotificationsTableViewController(allowedTypes: Pachyderm.Notification.Kind.allCases)
         notifications.title = notificationsTitle
+        notifications.userActivity = UserActivityManager.checkNotificationsActivity()
         
         let mentions = NotificationsTableViewController(allowedTypes: [.mention])
         mentions.title = mentionsTitle
+        mentions.userActivity = UserActivityManager.checkMentionsActivity()
         
         super.init(titles: [
             notificationsTitle,
@@ -40,8 +42,12 @@ class NotificationsPageViewController: SegmentedPageViewController {
     override func viewDidLoad() {
         super.viewDidLoad()
         
+        selectMode(Preferences.shared.defaultNotificationsMode)
+    }
+    
+    func selectMode(_ mode: NotificationsMode) {
         let index: Int
-        switch Preferences.shared.defaultNotificationsMode {
+        switch mode {
         case .allNotifications:
             index = 0
         case .mentionsOnly:

Tusker/Screens/Notifications/NotificationsTableViewController.swift

@@ -69,8 +69,6 @@ class NotificationsTableViewController: EnhancedTableViewController {
             self.newer = pagination?.newer
             self.older = pagination?.older
         }
-        
-        userActivity = UserActivityManager.checkNotificationsActivity()
     }
     
     // MARK: - Table view data source

Tusker/Shortcuts/UserActivityManager.swift

@@ -15,14 +15,14 @@ class UserActivityManager {
     private static let encoder = PropertyListEncoder()
     private static let decoder = PropertyListDecoder()
     
-    private static func present(_ vc: UIViewController, animated: Bool = true) {
-        UIApplication.shared.delegate?.window??.rootViewController?.present(vc, animated: animated)
-    }
-    
     private static func getMainTabBarController() -> MainTabBarViewController {
         return (UIApplication.shared.delegate! as! AppDelegate).window!.rootViewController as! MainTabBarViewController
     }
     
+    private static func present(_ vc: UIViewController, animated: Bool = true) {
+        getMainTabBarController().present(vc, animated: animated)
+    }
+
     // MARK: - New Post
     static func newPostActivity(mentioning: Account? = nil) -> NSUserActivity {
         let activity = NSUserActivity(type: .newPost)
@@ -49,13 +49,38 @@ class UserActivityManager {
     static func checkNotificationsActivity() -> NSUserActivity {
         let activity = NSUserActivity(type: .checkNotifications)
         activity.isEligibleForPrediction = true
-        activity.title = "Check Notifications"
+        activity.title = NSLocalizedString("Check Notifications", comment: "check notifications shortcut title")
-        activity.suggestedInvocationPhrase = "Check my Tusker notifications"
+        activity.suggestedInvocationPhrase = NSLocalizedString("Check my Tusker notifications", comment: "check notifications shortcut invocation phrase")
         return activity
     }
     
     static func handleCheckNotifications(activity: NSUserActivity) {
-        getMainTabBarController().select(tab: .notifications)
+        let tabBarController = getMainTabBarController()
+        tabBarController.select(tab: .notifications)
+        if let navController = tabBarController.getTabController(tab: .notifications) as? UINavigationController,
+            let notificationsPageController = navController.viewControllers.first as? NotificationsPageViewController {
+            navController.popToRootViewController(animated: false)
+            notificationsPageController.selectMode(.allNotifications)
+        }
+    }
+    
+    // MARK: - Check Mentions
+    static func checkMentionsActivity() -> NSUserActivity {
+        let activity = NSUserActivity(type: .checkMentions)
+        activity.isEligibleForPrediction = true
+        activity.title = NSLocalizedString("Check Mentions", comment: "check mentions shortcut title")
+        activity.suggestedInvocationPhrase = NSLocalizedString("Check my mentions", comment: "check mentions shortcut invocation phrase")
+        return activity
+    }
+    
+    static func handleCheckMentions(activity: NSUserActivity) {
+        let tabBarController = getMainTabBarController()
+        tabBarController.select(tab: .notifications)
+        if let navController = tabBarController.getTabController(tab: .notifications) as? UINavigationController,
+            let notificationsPageController = navController.viewControllers.first as? NotificationsPageViewController {
+            navController.popToRootViewController(animated: false)
+            notificationsPageController.selectMode(.mentionsOnly)
+        }
     }
     
     // MARK: - Show Timeline

Tusker/Shortcuts/UserActivityType.swift

@@ -11,6 +11,7 @@ import Foundation
 enum UserActivityType: String {
     case newPost = "net.shadowfacts.Tusker.activity.new-post"
     case checkNotifications = "net.shadowfacts.Tusker.activity.check-notifications"
+    case checkMentions = "net.shadowfacts.Tusker.activity.check-mentions"
     case showTimeline = "net.shadowfacts.Tusker.activity.show-timeline"
 }
 
@@ -21,6 +22,8 @@ extension UserActivityType {
             return UserActivityManager.handleNewPost
         case .checkNotifications:
             return UserActivityManager.handleCheckNotifications
+        case .checkMentions:
+            return UserActivityManager.handleCheckMentions
         case .showTimeline:
             return UserActivityManager.handleShowTimeline
         }