Mavericks 2: clean code, but have warnings

build.gradle

@@ -80,7 +80,7 @@ allprojects {
     tasks.withType(org.jetbrains.kotlin.gradle.tasks.KotlinCompile).all {
         // Warnings are potential errors, so stop ignoring them
         // You can override by passing `-PallWarningsAsErrors=false` in the command line
-        kotlinOptions.allWarningsAsErrors = false //project.getProperties().getOrDefault("allWarningsAsErrors", "true").toBoolean()
+        kotlinOptions.allWarningsAsErrors = project.getProperties().getOrDefault("allWarningsAsErrors", "true").toBoolean()
     }
 
     // Fix "Java heap space" issue

matrix-sdk-android-flow/src/androidTest/java/org/matrix/android/sdk/flow/ExampleInstrumentedTest.kt

@@ -16,14 +16,12 @@
 
 package org.matrix.android.sdk.flow
 
-import androidx.test.platform.app.InstrumentationRegistry
 import androidx.test.ext.junit.runners.AndroidJUnit4
-
+import androidx.test.platform.app.InstrumentationRegistry
+import org.junit.Assert.*
 import org.junit.Test
 import org.junit.runner.RunWith
 
-import org.junit.Assert.*
-
 /**
  * Instrumented test, which will execute on an Android device.
  *

matrix-sdk-android-flow/src/main/java/org/matrix/android/sdk/flow/FlowRoom.kt

@@ -36,8 +36,8 @@ class FlowRoom(private val room: Room) {
 
     fun liveRoomSummary(): Flow<Optional<RoomSummary>> {
         return room.getRoomSummaryLive().asFlow()
-                .startWith { 
+                .startWith {
-                    room.roomSummary().toOptional() 
+                    room.roomSummary().toOptional()
                 }
     }
 

matrix-sdk-android-flow/src/test/java/org/matrix/android/sdk/flow/ExampleUnitTest.kt

@@ -16,9 +16,8 @@
 
 package org.matrix.android.sdk.flow
 
-import org.junit.Test
-
 import org.junit.Assert.*
+import org.junit.Test
 
 /**
  * Example local unit test, which will execute on the development machine (host).

vector/build.gradle

@@ -378,6 +378,7 @@ dependencies {
     kapt libs.airbnb.epoxyProcessor
     implementation libs.airbnb.epoxyPaging
     implementation libs.airbnb.mavericks
+    //TODO: remove when entirely migrated to Flow
     implementation libs.airbnb.mavericksRx
 
     // Work

vector/src/main/java/im/vector/app/core/platform/VectorBaseBottomSheetDialogFragment.kt

@@ -27,9 +27,8 @@ import android.widget.FrameLayout
 import androidx.annotation.CallSuper
 import androidx.lifecycle.ViewModelProvider
 import androidx.viewbinding.ViewBinding
-import com.airbnb.mvrx.MavericksView
 import com.airbnb.mvrx.Mavericks
-import com.airbnb.mvrx.MvRxView
+import com.airbnb.mvrx.MavericksView
 import com.google.android.material.bottomsheet.BottomSheetBehavior
 import com.google.android.material.bottomsheet.BottomSheetDialog
 import com.google.android.material.bottomsheet.BottomSheetDialogFragment

vector/src/main/java/im/vector/app/features/call/VectorCallActivity.kt

@@ -631,10 +631,11 @@ class VectorCallActivity : VectorBaseActivity<ActivityCallBinding>(), CallContro
         const val INCOMING_ACCEPT = "INCOMING_ACCEPT"
 
         fun newIntent(context: Context, call: WebRtcCall, mode: String?): Intent {
+            val callArgs = CallArgs(call.nativeRoomId, call.callId, call.mxCall.opponentUserId, !call.mxCall.isOutgoing, call.mxCall.isVideoCall)
             return Intent(context, VectorCallActivity::class.java).apply {
                 // what could be the best flags?
                 flags = Intent.FLAG_ACTIVITY_NEW_TASK
-                putExtra(Mavericks.KEY_ARG, CallArgs(call.nativeRoomId, call.callId, call.mxCall.opponentUserId, !call.mxCall.isOutgoing, call.mxCall.isVideoCall))
+                putExtra(Mavericks.KEY_ARG, callArgs)
                 putExtra(EXTRA_MODE, mode)
             }
         }
@@ -646,10 +647,11 @@ class VectorCallActivity : VectorBaseActivity<ActivityCallBinding>(), CallContro
                       isIncomingCall: Boolean,
                       isVideoCall: Boolean,
                       mode: String?): Intent {
+            val callArgs = CallArgs(signalingRoomId, callId, otherUserId, isIncomingCall, isVideoCall)
             return Intent(context, VectorCallActivity::class.java).apply {
                 // what could be the best flags?
                 flags = Intent.FLAG_ACTIVITY_NEW_TASK
-                putExtra(Mavericks.KEY_ARG, CallArgs(signalingRoomId, callId, otherUserId, isIncomingCall, isVideoCall))
+                putExtra(Mavericks.KEY_ARG, callArgs)
                 putExtra(EXTRA_MODE, mode)
             }
         }

vector/src/main/java/im/vector/app/features/call/conference/JitsiCallViewModel.kt

@@ -28,7 +28,6 @@ import dagger.assisted.AssistedFactory
 import dagger.assisted.AssistedInject
 import im.vector.app.core.extensions.exhaustive
 import im.vector.app.core.platform.VectorViewModel
-import io.reactivex.disposables.Disposable
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.distinctUntilChanged
@@ -39,7 +38,6 @@ import org.matrix.android.sdk.api.query.QueryStringValue
 import org.matrix.android.sdk.api.session.Session
 import org.matrix.android.sdk.api.session.widgets.model.Widget
 import org.matrix.android.sdk.api.session.widgets.model.WidgetType
-import org.matrix.android.sdk.rx.asObservable
 
 class JitsiCallViewModel @AssistedInject constructor(
         @Assisted initialState: JitsiCallViewState,

vector/src/main/java/im/vector/app/features/discovery/DiscoverySettingsViewModel.kt

@@ -26,21 +26,21 @@ import com.airbnb.mvrx.ViewModelContext
 import dagger.assisted.Assisted
 import dagger.assisted.AssistedFactory
 import dagger.assisted.AssistedInject
+import im.vector.app.R
 import im.vector.app.core.extensions.exhaustive
 import im.vector.app.core.platform.VectorViewModel
-import kotlinx.coroutines.flow.launchIn
-import kotlinx.coroutines.flow.onEach
-import im.vector.app.R
 import im.vector.app.core.resources.StringProvider
 import im.vector.app.core.utils.ensureProtocol
+import kotlinx.coroutines.flow.launchIn
+import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.launch
 import org.matrix.android.sdk.api.session.Session
 import org.matrix.android.sdk.api.session.identity.IdentityServiceError
 import org.matrix.android.sdk.api.session.identity.IdentityServiceListener
 import org.matrix.android.sdk.api.session.identity.SharedState
 import org.matrix.android.sdk.api.session.identity.ThreePid
-import org.matrix.android.sdk.flow.flow
 import org.matrix.android.sdk.api.session.terms.TermsService
+import org.matrix.android.sdk.flow.flow
 
 class DiscoverySettingsViewModel @AssistedInject constructor(
         @Assisted initialState: DiscoverySettingsState,

vector/src/main/java/im/vector/app/features/home/HomeActivity.kt

@@ -27,10 +27,10 @@ import android.view.MenuItem
 import androidx.core.view.GravityCompat
 import androidx.core.view.isVisible
 import androidx.drawerlayout.widget.DrawerLayout
-import androidx.lifecycle.lifecycleScope
-import com.airbnb.mvrx.Mavericks
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.FragmentManager
+import androidx.lifecycle.lifecycleScope
+import com.airbnb.mvrx.Mavericks
 import com.airbnb.mvrx.viewModel
 import com.google.android.material.appbar.MaterialToolbar
 import com.google.android.material.dialog.MaterialAlertDialogBuilder
@@ -74,7 +74,6 @@ import im.vector.app.features.themes.ThemeUtils
 import im.vector.app.features.workers.signout.ServerBackupStatusViewModel
 import im.vector.app.features.workers.signout.ServerBackupStatusViewState
 import im.vector.app.push.fcm.FcmHelper
-import io.reactivex.android.schedulers.AndroidSchedulers
 import kotlinx.coroutines.launch
 import kotlinx.parcelize.Parcelize
 import org.matrix.android.sdk.api.session.initsync.SyncStatusService
@@ -319,8 +318,8 @@ class HomeActivity :
                         buildTask = true
                 )
                 if (!isHandled) {
-                    val isMatrixToLink = deepLink.startsWith(PermalinkService.MATRIX_TO_URL_BASE)
+                    val isMatrixToLink = deepLink.startsWith(PermalinkService.MATRIX_TO_URL_BASE) ||
-                            || deepLink.startsWith(MATRIX_TO_CUSTOM_SCHEME_URL_BASE)
+                            deepLink.startsWith(MATRIX_TO_CUSTOM_SCHEME_URL_BASE)
                     MaterialAlertDialogBuilder(this@HomeActivity)
                             .setTitle(R.string.dialog_title_error)
                             .setMessage(if (isMatrixToLink) R.string.permalink_malformed else R.string.universal_link_malformed)

vector/src/main/java/im/vector/app/features/home/HomeActivityViewModel.kt

@@ -51,7 +51,6 @@ import org.matrix.android.sdk.flow.flow
 import org.matrix.android.sdk.internal.crypto.model.CryptoDeviceInfo
 import org.matrix.android.sdk.internal.crypto.model.MXUsersDevicesMap
 import org.matrix.android.sdk.internal.util.awaitCallback
-import org.matrix.android.sdk.rx.asObservable
 import timber.log.Timber
 import kotlin.coroutines.Continuation
 import kotlin.coroutines.resume

vector/src/main/java/im/vector/app/features/home/UnknownDeviceDetectorSharedViewModel.kt

@@ -102,8 +102,7 @@ class UnknownDeviceDetectorSharedViewModel @AssistedInject constructor(@Assisted
                 session.flow().liveUserCryptoDevices(session.myUserId),
                 session.flow().liveMyDevicesInfo(),
                 session.flow().liveCrossSigningPrivateKeys()
-        )
+        ) { cryptoList, infoList, pInfo ->
-        { cryptoList, infoList, pInfo ->
             //                    Timber.v("## Detector trigger ${cryptoList.map { "${it.deviceId} ${it.trustLevel}" }}")
 //                    Timber.v("## Detector trigger canCrossSign ${pInfo.get().selfSigned != null}")
             infoList

vector/src/main/java/im/vector/app/features/home/room/breadcrumbs/BreadcrumbsViewModel.kt

@@ -25,7 +25,6 @@ import dagger.assisted.AssistedInject
 import im.vector.app.core.platform.EmptyAction
 import im.vector.app.core.platform.EmptyViewEvents
 import im.vector.app.core.platform.VectorViewModel
-import io.reactivex.schedulers.Schedulers
 import org.matrix.android.sdk.api.query.QueryStringValue
 import org.matrix.android.sdk.api.session.Session
 import org.matrix.android.sdk.api.session.room.model.Membership

vector/src/main/java/im/vector/app/features/home/room/detail/RoomDetailFragment.kt

@@ -184,8 +184,6 @@ import im.vector.app.features.widgets.WidgetActivity
 import im.vector.app.features.widgets.WidgetArgs
 import im.vector.app.features.widgets.WidgetKind
 import im.vector.app.features.widgets.permissions.RoomWidgetPermissionBottomSheet
-import io.reactivex.android.schedulers.AndroidSchedulers
-import io.reactivex.schedulers.Schedulers
 import kotlinx.coroutines.launch
 import kotlinx.parcelize.Parcelize
 import nl.dionsegijn.konfetti.models.Shape

vector/src/main/java/im/vector/app/features/home/room/detail/composer/TextComposerViewModel.kt

@@ -17,7 +17,7 @@
 package im.vector.app.features.home.room.detail.composer
 
 import com.airbnb.mvrx.FragmentViewModelContext
-import com.airbnb.mvrx.MvRxViewModelFactory
+import com.airbnb.mvrx.MavericksViewModelFactory
 import com.airbnb.mvrx.ViewModelContext
 import dagger.assisted.Assisted
 import dagger.assisted.AssistedFactory
@@ -707,7 +707,7 @@ class TextComposerViewModel @AssistedInject constructor(
         fun create(initialState: TextComposerViewState): TextComposerViewModel
     }
 
-    companion object : MvRxViewModelFactory<TextComposerViewModel, TextComposerViewState> {
+    companion object : MavericksViewModelFactory<TextComposerViewModel, TextComposerViewState> {
 
         @JvmStatic
         override fun create(viewModelContext: ViewModelContext, state: TextComposerViewState): TextComposerViewModel {

vector/src/main/java/im/vector/app/features/home/room/detail/composer/TextComposerViewState.kt

@@ -16,6 +16,7 @@
 
 package im.vector.app.features.home.room.detail.composer
 
+import com.airbnb.mvrx.MavericksState
 import com.airbnb.mvrx.MvRxState
 import im.vector.app.features.home.room.detail.RoomDetailArgs
 import org.matrix.android.sdk.api.session.room.timeline.TimelineEvent
@@ -47,7 +48,7 @@ data class TextComposerViewState(
         val isVoiceRecording: Boolean = false,
         val isSendButtonVisible: Boolean = false,
         val sendMode: SendMode = SendMode.REGULAR("", false)
-) : MvRxState {
+) : MavericksState {
 
     val isComposerVisible: Boolean
         get() = canSendMessage && !isVoiceRecording

vector/src/main/java/im/vector/app/features/home/room/list/RoomListViewModel.kt

@@ -43,8 +43,8 @@ import org.matrix.android.sdk.api.session.room.UpdatableLivePageResult
 import org.matrix.android.sdk.api.session.room.members.ChangeMembershipState
 import org.matrix.android.sdk.api.session.room.model.tag.RoomTag
 import org.matrix.android.sdk.api.session.room.state.isPublic
-import org.matrix.android.sdk.flow.flow
 import org.matrix.android.sdk.api.util.toMatrixItem
+import org.matrix.android.sdk.flow.flow
 import timber.log.Timber
 import javax.inject.Inject
 

vector/src/main/java/im/vector/app/features/invite/InviteUsersToRoomViewModel.kt

@@ -30,10 +30,7 @@ import im.vector.app.features.userdirectory.PendingSelection
 import kotlinx.coroutines.flow.asFlow
 import kotlinx.coroutines.flow.catch
 import kotlinx.coroutines.flow.collect
-import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.flow.onCompletion
-import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.launch
 import org.matrix.android.sdk.api.session.Session
 

vector/src/main/java/im/vector/app/features/permalink/PermalinkHandler.kt

@@ -32,8 +32,6 @@ import org.matrix.android.sdk.api.session.permalinks.PermalinkParser
 import org.matrix.android.sdk.api.session.permalinks.PermalinkService
 import org.matrix.android.sdk.api.session.room.model.Membership
 import org.matrix.android.sdk.api.session.room.model.RoomType
-import org.matrix.android.sdk.api.util.Optional
-import org.matrix.android.sdk.api.util.toOptional
 import javax.inject.Inject
 
 class PermalinkHandler @Inject constructor(private val activeSessionHolder: ActiveSessionHolder,

vector/src/main/java/im/vector/app/features/pin/PinActivity.kt

@@ -18,8 +18,8 @@ package im.vector.app.features.pin
 
 import android.content.Context
 import android.content.Intent
-import com.google.android.material.appbar.MaterialToolbar
 import com.airbnb.mvrx.Mavericks
+import com.google.android.material.appbar.MaterialToolbar
 import im.vector.app.R
 import im.vector.app.core.extensions.addFragment
 import im.vector.app.core.platform.ToolbarConfigurable

vector/src/main/java/im/vector/app/features/room/RequireActiveMembershipViewModel.kt

@@ -27,19 +27,14 @@ import im.vector.app.R
 import im.vector.app.core.extensions.exhaustive
 import im.vector.app.core.platform.VectorViewModel
 import im.vector.app.core.resources.StringProvider
-import io.reactivex.Observable
 import kotlinx.coroutines.Dispatchers
-import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.MutableStateFlow
-import kotlinx.coroutines.flow.asFlow
 import kotlinx.coroutines.flow.flatMapLatest
 import kotlinx.coroutines.flow.flow
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.onEach
-import kotlinx.coroutines.flow.subscribe
-import kotlinx.coroutines.flow.switchMap
 import org.matrix.android.sdk.api.query.QueryStringValue
 import org.matrix.android.sdk.api.session.Session
 import org.matrix.android.sdk.api.session.events.model.EventType
@@ -86,7 +81,7 @@ class RequireActiveMembershipViewModel @AssistedInject constructor(
         roomIdFlow
                 .unwrap()
                 .flatMapLatest { roomId ->
-                    val room = session.getRoom(roomId) ?: return@flatMapLatest flow{
+                    val room = session.getRoom(roomId) ?: return@flatMapLatest flow {
                         val emptyResult = Optional.empty<RequireActiveMembershipViewEvents.RoomLeft>()
                         emit(emptyResult)
                     }

vector/src/main/java/im/vector/app/features/roommemberprofile/RoomMemberProfileViewModel.kt

@@ -31,8 +31,8 @@ import im.vector.app.R
 import im.vector.app.core.mvrx.runCatchingToAsync
 import im.vector.app.core.platform.VectorViewModel
 import im.vector.app.core.resources.StringProvider
-import im.vector.app.features.powerlevel.PowerLevelsFlowFactory
 import im.vector.app.features.displayname.getBestName
+import im.vector.app.features.powerlevel.PowerLevelsFlowFactory
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.launchIn

vector/src/main/java/im/vector/app/features/roomprofile/members/RoomMemberListViewModel.kt

@@ -28,7 +28,6 @@ import im.vector.app.core.extensions.exhaustive
 import im.vector.app.core.platform.EmptyViewEvents
 import im.vector.app.core.platform.VectorViewModel
 import im.vector.app.features.powerlevel.PowerLevelsFlowFactory
-import io.reactivex.android.schedulers.AndroidSchedulers
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.catch
 import kotlinx.coroutines.flow.combine
@@ -37,7 +36,6 @@ import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.map
 import kotlinx.coroutines.flow.onEach
-import kotlinx.coroutines.flow.switchMap
 import kotlinx.coroutines.launch
 import org.matrix.android.sdk.api.crypto.RoomEncryptionTrustLevel
 import org.matrix.android.sdk.api.extensions.orFalse
@@ -99,11 +97,9 @@ class RoomMemberListViewModel @AssistedInject constructor(@Assisted initialState
                         .liveStateEvent(EventType.STATE_ROOM_POWER_LEVELS, QueryStringValue.NoCondition)
                         .mapOptional { it.content.toModel<PowerLevelsContent>() }
                         .unwrap()
-        )
+        ) { roomMembers, powerLevelsContent ->
-        { roomMembers, powerLevelsContent ->
             buildRoomMemberSummaries(powerLevelsContent, roomMembers)
         }
-
                 .execute { async ->
                     copy(roomMemberSummaries = async)
                 }

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

@@ -301,7 +301,7 @@ class RoomSettingsViewModel @AssistedInject constructor(@Assisted initialState:
                 _viewEvents.post(RoomSettingsViewEvents.Success)
             } catch (failure: Throwable) {
                 _viewEvents.post(RoomSettingsViewEvents.Failure(failure))
-            }finally {
+            } finally {
                 updateLoadingState(isLoading = false)
             }
         }

vector/src/main/java/im/vector/app/features/settings/VectorSettingsSecurityPrivacyFragment.kt

@@ -58,7 +58,6 @@ import im.vector.app.features.pin.PinMode
 import im.vector.app.features.raw.wellknown.getElementWellknown
 import im.vector.app.features.raw.wellknown.isE2EByDefault
 import im.vector.app.features.themes.ThemeUtils
-import io.reactivex.android.schedulers.AndroidSchedulers
 import io.reactivex.disposables.Disposable
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.flowOn

vector/src/main/java/im/vector/app/features/settings/crosssigning/CrossSigningSettingsViewModel.kt

@@ -58,8 +58,7 @@ class CrossSigningSettingsViewModel @AssistedInject constructor(
         combine(
                 session.flow().liveMyDevicesInfo(),
                 session.flow().liveCrossSigningInfo(session.myUserId)
-        )
+        ) { myDevicesInfo, mxCrossSigningInfo ->
-        { myDevicesInfo, mxCrossSigningInfo ->
             myDevicesInfo to mxCrossSigningInfo
         }
         .execute { data ->

vector/src/main/java/im/vector/app/features/settings/devices/DevicesViewModel.kt

@@ -125,8 +125,7 @@ class DevicesViewModel @AssistedInject constructor(
         combine(
                 session.flow().liveUserCryptoDevices(session.myUserId),
                 session.flow().liveMyDevicesInfo()
-        )
+        ) { cryptoList, infoList ->
-        { cryptoList, infoList ->
             infoList
                     .sortedByDescending { it.lastSeenTs }
                     .map { deviceInfo ->

vector/src/main/java/im/vector/app/features/settings/devtools/GossipingEventsPaperTrailViewModel.kt

@@ -33,7 +33,6 @@ import im.vector.app.core.platform.EmptyViewEvents
 import im.vector.app.core.platform.VectorViewModel
 import org.matrix.android.sdk.api.session.Session
 import org.matrix.android.sdk.api.session.events.model.Event
-import org.matrix.android.sdk.rx.asObservable
 
 data class GossipingEventsPaperTrailState(
         val events: Async<PagedList<Event>> = Uninitialized

vector/src/main/java/im/vector/app/features/settings/devtools/KeyRequestListViewModel.kt

@@ -35,7 +35,6 @@ import kotlinx.coroutines.launch
 import org.matrix.android.sdk.api.session.Session
 import org.matrix.android.sdk.internal.crypto.IncomingRoomKeyRequest
 import org.matrix.android.sdk.internal.crypto.OutgoingRoomKeyRequest
-import org.matrix.android.sdk.rx.asObservable
 
 data class KeyRequestListViewState(
         val incomingRequests: Async<PagedList<IncomingRoomKeyRequest>> = Uninitialized,

vector/src/main/java/im/vector/app/features/spaces/SpacesListViewModel.kt

@@ -33,13 +33,11 @@ import im.vector.app.features.session.coroutineScope
 import im.vector.app.features.settings.VectorPreferences
 import im.vector.app.group
 import im.vector.app.space
-import io.reactivex.schedulers.Schedulers
 import kotlinx.coroutines.Dispatchers
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.launchIn
 import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.flow.observeOn
 import kotlinx.coroutines.flow.onEach
 import kotlinx.coroutines.flow.sample
 import kotlinx.coroutines.launch
@@ -60,8 +58,6 @@ import org.matrix.android.sdk.api.session.space.model.SpaceOrderContent
 import org.matrix.android.sdk.api.session.space.model.TopLevelSpaceComparator
 import org.matrix.android.sdk.api.util.toMatrixItem
 import org.matrix.android.sdk.flow.flow
-import org.matrix.android.sdk.rx.asObservable
-import java.util.concurrent.TimeUnit
 
 class SpacesListViewModel @AssistedInject constructor(@Assisted initialState: SpaceListViewState,
                                                       private val appStateHandler: AppStateHandler,
@@ -92,7 +88,7 @@ class SpacesListViewModel @AssistedInject constructor(@Assisted initialState: Sp
                 .asFlow()
                 .setOnEach {
                     copy(
-                            myMxItem = it?.getOrNull()?.toMatrixItem()?.let { Success(it) } ?: Loading()
+                            myMxItem = it.getOrNull()?.toMatrixItem()?.let { Success(it) } ?: Loading()
                     )
                 }
 

vector/src/main/java/im/vector/app/features/usercode/UserCodeActivity.kt

@@ -24,8 +24,8 @@ import android.widget.Toast
 import androidx.core.app.ActivityCompat
 import androidx.core.view.isVisible
 import androidx.fragment.app.Fragment
-import com.airbnb.mvrx.Mavericks
 import androidx.fragment.app.FragmentManager
+import com.airbnb.mvrx.Mavericks
 import com.airbnb.mvrx.viewModel
 import com.airbnb.mvrx.withState
 import im.vector.app.R