Reset form when user press back

vector/src/main/java/im/vector/app/features/roomdirectory/createroom/CreateRoomAction.kt

@@ -28,4 +28,5 @@ sealed class CreateRoomAction : VectorViewModelAction {
     data class SetIsEncrypted(val isEncrypted: Boolean) : CreateRoomAction()
 
     object Create : CreateRoomAction()
+    object Reset : CreateRoomAction()
 }

vector/src/main/java/im/vector/app/features/roomdirectory/createroom/CreateRoomFragment.kt

@@ -29,6 +29,7 @@ import im.vector.app.R
 import im.vector.app.core.dialogs.GalleryOrCameraDialogHelper
 import im.vector.app.core.extensions.cleanup
 import im.vector.app.core.extensions.configureWith
+import im.vector.app.core.platform.OnBackPressed
 import im.vector.app.core.platform.VectorBaseFragment
 import im.vector.app.features.media.createUCropWithDefaultSettings
 import im.vector.app.features.roomdirectory.RoomDirectorySharedAction
@@ -43,7 +44,8 @@ class CreateRoomFragment @Inject constructor(
         private val createRoomController: CreateRoomController
 ) : VectorBaseFragment(),
         CreateRoomController.Listener,
-        GalleryOrCameraDialogHelper.Listener {
+        GalleryOrCameraDialogHelper.Listener,
+        OnBackPressed {
 
     private lateinit var sharedActionViewModel: RoomDirectorySharedActionViewModel
     private val viewModel: CreateRoomViewModel by activityViewModel()
@@ -131,6 +133,11 @@ class CreateRoomFragment @Inject constructor(
         viewModel.handle(CreateRoomAction.Create)
     }
 
+    override fun onBackPressed(toolbarButton: Boolean): Boolean {
+        viewModel.handle(CreateRoomAction.Reset)
+        return false
+    }
+
     override fun invalidate() = withState(viewModel) { state ->
         val async = state.asyncCreateRoomRequest
         if (async is Success) {

vector/src/main/java/im/vector/app/features/roomdirectory/createroom/CreateRoomViewModel.kt

@@ -98,9 +98,19 @@ class CreateRoomViewModel @AssistedInject constructor(@Assisted initialState: Cr
             is CreateRoomAction.SetIsInRoomDirectory -> setIsInRoomDirectory(action)
             is CreateRoomAction.SetIsEncrypted       -> setIsEncrypted(action)
             is CreateRoomAction.Create               -> doCreateRoom()
+            CreateRoomAction.Reset                   -> doReset()
         }.exhaustive
     }
 
+    private fun doReset() {
+        setState {
+            CreateRoomViewState(
+                    isEncrypted = adminE2EByDefault,
+                    hsAdminHasDisabledE2E = !adminE2EByDefault
+            )
+        }
+    }
+
     private fun setAvatar(action: CreateRoomAction.SetAvatar) = setState { copy(avatarUri = action.imageUri) }
 
     private fun setName(action: CreateRoomAction.SetName) = setState { copy(roomName = action.name) }