Add Event Routes to the flows (#2743)

ElementX/Sources/Screens/RoomScreen/RoomScreenViewModel.swift

@@ -49,6 +49,7 @@ class RoomScreenViewModel: RoomScreenViewModelType, RoomScreenViewModelProtocol
     private var paginateBackwardsTask: Task<Void, Never>?
 
     init(roomProxy: RoomProxyProtocol,
+         focussedEventID: String? = nil,
          timelineController: RoomTimelineControllerProtocol,
          mediaProvider: MediaProviderProtocol,
          mediaPlayerProvider: MediaPlayerProviderProtocol,
@@ -90,6 +91,11 @@ class RoomScreenViewModel: RoomScreenViewModelType, RoomScreenViewModelProtocol
                                                          bindings: .init(reactionsCollapsed: [:])),
                    imageProvider: mediaProvider)
         
+        // This may change to load the detached timeline directly.
+        if let focussedEventID {
+            Task { await focusOnEvent(eventID: focussedEventID) }
+        }
+        
         setupSubscriptions()
         setupDirectRoomSubscriptionsIfNeeded()
         
@@ -208,6 +214,8 @@ class RoomScreenViewModel: RoomScreenViewModelType, RoomScreenViewModelProtocol
         }
     }
     
+    func focusOnEvent(eventID: String) async { }
+    
     // MARK: - Private
     
     private func attach(_ attachment: ComposerAttachmentType) {