Membership aware room routes (#2709)

* Remove the invites button when room list invites are enabled

* element-hq/element-x-ios/issues/2632 - Handle room permalinks based on their membership state and show the according room joining screens:
- modify the room flow coordinator to only take a roomID and be able to decide its own room flows (especially for unjoined rooms)
- add support for the new room preview API
- have RoomDirectorySearch go through the same paths

ElementX/Sources/Screens/RoomDirectorySearchScreen/RoomDirectorySearchScreenViewModel.swift

@@ -65,8 +65,8 @@ class RoomDirectorySearchScreenViewModel: RoomDirectorySearchScreenViewModelType
         switch viewAction {
         case .dismiss:
             actionsSubject.send(.dismiss)
-        case .join(roomID: let roomID):
-            joinRoom(roomID: roomID)
+        case .select(roomID: let roomID):
+            actionsSubject.send(.select(roomID: roomID))
         case .reachedBottom:
             loadNextPage()
         }
@@ -74,24 +74,6 @@ class RoomDirectorySearchScreenViewModel: RoomDirectorySearchScreenViewModelType
     
     // MARK: - Private
     
-    private func joinRoom(roomID: String) {
-        showLoadingIndicator()
-        
-        Task {
-            defer {
-                hideLoadingIndicator()
-            }
-            
-            switch await clientProxy.joinRoom(roomID) {
-            case .success:
-                actionsSubject.send(.joined(roomID: roomID))
-            case .failure(let error):
-                MXLog.error("Failed joining room with error: \(error)")
-                userIndicatorController.submitIndicator(.init(title: L10n.errorUnknown))
-            }
-        }
-    }
-    
     private static let errorID = "roomDirectorySearchViewModelLoadingError"
     
     private func search(query: String?) {
@@ -122,17 +104,4 @@ class RoomDirectorySearchScreenViewModel: RoomDirectorySearchScreenViewModelType
             state.isLoading = false
         }
     }
-    
-    private static let loadingIndicatorIdentifier = "\(RoomDirectorySearchScreenViewModel.self)-Loading"
-    
-    private func showLoadingIndicator() {
-        userIndicatorController.submitIndicator(.init(id: Self.loadingIndicatorIdentifier,
-                                                      type: .modal,
-                                                      title: L10n.commonLoading,
-                                                      persistent: true))
-    }
-    
-    private func hideLoadingIndicator() {
-        userIndicatorController.retractIndicatorWithId(Self.loadingIndicatorIdentifier)
-    }
 }