Room settings: use boolean instead of Async

vector/src/main/java/im/vector/riotx/features/roomprofile/settings/RoomSettingsFragment.kt

@@ -20,7 +20,6 @@ import android.os.Bundle
 import android.view.View
 import androidx.appcompat.app.AlertDialog
 import androidx.core.view.isVisible
-import com.airbnb.mvrx.Loading
 import com.airbnb.mvrx.args
 import com.airbnb.mvrx.fragmentViewModel
 import com.airbnb.mvrx.withState
@@ -82,7 +81,7 @@ class RoomSettingsFragment @Inject constructor(
     }
 
     private fun renderRoomSummary(state: RoomSettingsViewState) {
-        waiting_view.isVisible = state.currentRequest is Loading
+        waiting_view.isVisible = state.isLoading
 
         state.roomSummary()?.let {
             roomSettingsToolbarTitleView.text = it.displayName

vector/src/main/java/im/vector/riotx/features/roomprofile/settings/RoomSettingsViewModel.kt

@@ -71,13 +71,13 @@ class RoomSettingsViewModel @AssistedInject constructor(@Assisted initialState:
 
     private fun handleEnableEncryption() {
         setState {
-            copy(currentRequest = Loading())
+            copy(isLoading = true)
         }
 
         room.enableEncryption(MXCRYPTO_ALGORITHM_MEGOLM, object : MatrixCallback<Unit> {
             override fun onFailure(failure: Throwable) {
                 setState {
-                    copy(currentRequest = Uninitialized)
+                    copy(isLoading = false)
                 }
 
                 _requestErrorLiveData.postLiveEvent(failure)
@@ -85,7 +85,7 @@ class RoomSettingsViewModel @AssistedInject constructor(@Assisted initialState:
 
             override fun onSuccess(data: Unit) {
                 setState {
-                    copy(currentRequest = Uninitialized)
+                    copy(isLoading = false)
                 }
             }
         })

vector/src/main/java/im/vector/riotx/features/roomprofile/settings/RoomSettingsViewState.kt

@@ -25,7 +25,7 @@ import im.vector.riotx.features.roomprofile.RoomProfileArgs
 data class RoomSettingsViewState(
         val roomId: String,
         val roomSummary: Async<RoomSummary> = Uninitialized,
-        val currentRequest: Async<Unit> = Uninitialized
+        val isLoading: Boolean = false
 ) : MvRxState {
 
     constructor(args: RoomProfileArgs) : this(roomId = args.roomId)