Cleanup and avoid duplicate

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/room/state/DefaultStateService.kt

@@ -111,7 +111,7 @@ internal class DefaultStateService @AssistedInject constructor(@Assisted private
                 eventType = EventType.STATE_ROOM_CANONICAL_ALIAS,
                 body = RoomCanonicalAliasContent(
                         canonicalAlias = alias,
-                        alternativeAliases = altAliases
+                        alternativeAliases = altAliases.distinct()
                 ).toContent(),
                 callback = callback,
                 stateKey = null

vector/src/main/java/im/vector/app/features/roomprofile/alias/RoomAliasViewModel.kt

@@ -155,8 +155,7 @@ class RoomAliasViewModel @AssistedInject constructor(@Assisted initialState: Roo
     private fun handleSetNewAlias(action: RoomAliasAction.SetNewAlias) {
         setState {
             copy(
-                    newAlias = action.aliasLocalPart,
-                    asyncNewAliasRequest = Uninitialized
+                    newAlias = action.aliasLocalPart
             )
         }
     }
@@ -195,7 +194,12 @@ class RoomAliasViewModel @AssistedInject constructor(@Assisted initialState: Roo
         postLoading(true)
         room.updateCanonicalAlias(canonicalAlias, alternativeAliases, object : MatrixCallback<Unit> {
             override fun onSuccess(data: Unit) {
-                postLoading(false)
+                setState {
+                    copy(
+                            isLoading = false,
+                            newAlias = ""
+                    )
+                }
             }
 
             override fun onFailure(failure: Throwable) {
@@ -228,6 +232,7 @@ class RoomAliasViewModel @AssistedInject constructor(@Assisted initialState: Roo
                         setState {
                             copy(
                                     isLoading = false,
+                                    newLocalAlias = "",
                                     asyncNewLocalAliasRequest = Uninitialized
                             )
                         }

vector/src/main/java/im/vector/app/features/roomprofile/alias/RoomAliasViewState.kt

@@ -31,7 +31,6 @@ data class RoomAliasViewState(
         val canonicalAlias: String? = null,
         val alternativeAliases: List<String> = emptyList(),
         val newAlias: String = "",
-        val asyncNewAliasRequest: Async<Unit> = Uninitialized,
         val localAliases: Async<List<String>> = Uninitialized,
         val newLocalAlias: String = "",
         val asyncNewLocalAliasRequest: Async<Unit> = Uninitialized