It's not possible to join room from the RoomDirectory screen anymore.

Cleanup after #2827

Author: bmarty

appnav/src/main/kotlin/io/element/android/appnav/LoggedInFlowNode.kt

@@ -370,10 +370,6 @@ class LoggedInFlowNode @AssistedInject constructor(
             NavTarget.RoomDirectorySearch -> {
                 roomDirectoryEntryPoint.nodeBuilder(this, buildContext)
                     .callback(object : RoomDirectoryEntryPoint.Callback {
-                        override fun onRoomJoined(roomId: RoomId) {
-                            backstack.push(NavTarget.Room(roomId.toRoomIdOrAlias()))
-                        }
-
                         override fun onResultClicked(roomDescription: RoomDescription) {
                             backstack.push(NavTarget.Room(roomDescription.roomId.toRoomIdOrAlias(), roomDescription))
                         }

features/roomdirectory/api/src/main/kotlin/io/element/android/features/roomdirectory/api/RoomDirectoryEntryPoint.kt

@@ -20,7 +20,6 @@ import com.bumble.appyx.core.modality.BuildContext
 import com.bumble.appyx.core.node.Node
 import com.bumble.appyx.core.plugin.Plugin
 import io.element.android.libraries.architecture.FeatureEntryPoint
-import io.element.android.libraries.matrix.api.core.RoomId
 
 interface RoomDirectoryEntryPoint : FeatureEntryPoint {
     fun nodeBuilder(parentNode: Node, buildContext: BuildContext): NodeBuilder
@@ -31,7 +30,6 @@ interface RoomDirectoryEntryPoint : FeatureEntryPoint {
     }
 
     interface Callback : Plugin {
-        fun onRoomJoined(roomId: RoomId)
         fun onResultClicked(roomDescription: RoomDescription)
     }
 }

features/roomdirectory/impl/src/main/kotlin/io/element/android/features/roomdirectory/impl/root/RoomDirectoryEvents.kt

@@ -16,11 +16,7 @@
 
 package io.element.android.features.roomdirectory.impl.root
 
-import io.element.android.libraries.matrix.api.core.RoomId
-
 sealed interface RoomDirectoryEvents {
-    data class JoinRoom(val roomId: RoomId) : RoomDirectoryEvents
     data class Search(val query: String) : RoomDirectoryEvents
     data object LoadMore : RoomDirectoryEvents
-    data object JoinRoomDismissError : RoomDirectoryEvents
 }

features/roomdirectory/impl/src/main/kotlin/io/element/android/features/roomdirectory/impl/root/RoomDirectoryNode.kt

@@ -28,7 +28,6 @@ import io.element.android.anvilannotations.ContributesNode
 import io.element.android.features.roomdirectory.api.RoomDescription
 import io.element.android.features.roomdirectory.api.RoomDirectoryEntryPoint
 import io.element.android.libraries.di.SessionScope
-import io.element.android.libraries.matrix.api.core.RoomId
 
 @ContributesNode(SessionScope::class)
 class RoomDirectoryNode @AssistedInject constructor(
@@ -42,18 +41,11 @@ class RoomDirectoryNode @AssistedInject constructor(
         }
     }
 
-    private fun onRoomJoined(roomId: RoomId) {
-        plugins<RoomDirectoryEntryPoint.Callback>().forEach {
-            it.onRoomJoined(roomId)
-        }
-    }
-
     @Composable
     override fun View(modifier: Modifier) {
         val state = presenter.present()
         RoomDirectoryView(
             state = state,
-            onRoomJoined = ::onRoomJoined,
             onResultClicked = ::onResultClicked,
             onBackPressed = ::navigateUp,
             modifier = modifier

features/roomdirectory/impl/src/main/kotlin/io/element/android/features/roomdirectory/impl/root/RoomDirectoryPresenter.kt

@@ -18,35 +18,27 @@ package io.element.android.features.roomdirectory.impl.root
 
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
-import androidx.compose.runtime.MutableState
 import androidx.compose.runtime.collectAsState
 import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.remember
 import androidx.compose.runtime.rememberCoroutineScope
 import androidx.compose.runtime.saveable.rememberSaveable
 import androidx.compose.runtime.setValue
-import io.element.android.features.roomdirectory.impl.root.di.JoinRoom
 import io.element.android.features.roomdirectory.impl.root.model.RoomDirectoryListState
 import io.element.android.features.roomdirectory.impl.root.model.toFeatureModel
-import io.element.android.libraries.architecture.AsyncAction
 import io.element.android.libraries.architecture.Presenter
-import io.element.android.libraries.architecture.runUpdatingState
 import io.element.android.libraries.core.coroutine.CoroutineDispatchers
-import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.roomdirectory.RoomDirectoryList
 import io.element.android.libraries.matrix.api.roomdirectory.RoomDirectoryService
 import kotlinx.collections.immutable.toImmutableList
-import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.delay
 import kotlinx.coroutines.flow.flowOn
 import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.launch
 import javax.inject.Inject
 
 class RoomDirectoryPresenter @Inject constructor(
     private val dispatchers: CoroutineDispatchers,
-    private val joinRoom: JoinRoom,
     private val roomDirectoryService: RoomDirectoryService,
 ) : Presenter<RoomDirectoryState> {
     @Composable
@@ -62,9 +54,6 @@ class RoomDirectoryPresenter @Inject constructor(
             roomDirectoryService.createRoomDirectoryList(coroutineScope)
         }
         val listState by roomDirectoryList.collectState()
-        val joinRoomAction: MutableState<AsyncAction<RoomId>> = remember {
-            mutableStateOf(AsyncAction.Uninitialized)
-        }
         LaunchedEffect(searchQuery) {
             if (searchQuery == null) return@LaunchedEffect
             // cancel load more right away
@@ -87,31 +76,17 @@ class RoomDirectoryPresenter @Inject constructor(
                 is RoomDirectoryEvents.Search -> {
                     searchQuery = event.query
                 }
-                is RoomDirectoryEvents.JoinRoom -> {
-                    coroutineScope.joinRoom(joinRoomAction, event.roomId)
-                }
-                RoomDirectoryEvents.JoinRoomDismissError -> {
-                    joinRoomAction.value = AsyncAction.Uninitialized
-                }
             }
         }
 
         return RoomDirectoryState(
             query = searchQuery.orEmpty(),
             roomDescriptions = listState.items,
             displayLoadMoreIndicator = listState.hasMoreToLoad,
-            joinRoomAction = joinRoomAction.value,
             eventSink = ::handleEvents
         )
     }
 
-    private fun CoroutineScope.joinRoom(state: MutableState<AsyncAction<RoomId>>, roomId: RoomId) = launch {
-        state.runUpdatingState {
-            joinRoom(roomId)
-                .map { roomId }
-        }
-    }
-
     @Composable
     private fun RoomDirectoryList.collectState() = remember {
         state.map {

features/roomdirectory/impl/src/main/kotlin/io/element/android/features/roomdirectory/impl/root/RoomDirectoryState.kt

@@ -17,15 +17,12 @@
 package io.element.android.features.roomdirectory.impl.root
 
 import io.element.android.features.roomdirectory.api.RoomDescription
-import io.element.android.libraries.architecture.AsyncAction
-import io.element.android.libraries.matrix.api.core.RoomId
 import kotlinx.collections.immutable.ImmutableList
 
 data class RoomDirectoryState(
     val query: String,
     val roomDescriptions: ImmutableList<RoomDescription>,
     val displayLoadMoreIndicator: Boolean,
-    val joinRoomAction: AsyncAction<RoomId>,
     val eventSink: (RoomDirectoryEvents) -> Unit
 ) {
     val displayEmptyState = roomDescriptions.isEmpty() && !displayLoadMoreIndicator

features/roomdirectory/impl/src/main/kotlin/io/element/android/features/roomdirectory/impl/root/RoomDirectoryStateProvider.kt

@@ -18,7 +18,6 @@ package io.element.android.features.roomdirectory.impl.root
 
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.features.roomdirectory.api.RoomDescription
-import io.element.android.libraries.architecture.AsyncAction
 import io.element.android.libraries.matrix.api.core.RoomAlias
 import io.element.android.libraries.matrix.api.core.RoomId
 import kotlinx.collections.immutable.ImmutableList
@@ -37,30 +36,18 @@ open class RoomDirectoryStateProvider : PreviewParameterProvider<RoomDirectorySt
                 roomDescriptions = aRoomDescriptionList(),
                 displayLoadMoreIndicator = true,
             ),
-            aRoomDirectoryState(
-                query = "Element",
-                roomDescriptions = aRoomDescriptionList(),
-                joinRoomAction = AsyncAction.Loading,
-            ),
-            aRoomDirectoryState(
-                query = "Element",
-                roomDescriptions = aRoomDescriptionList(),
-                joinRoomAction = AsyncAction.Failure(Exception("Failed to join room")),
-            ),
         )
 }
 
 fun aRoomDirectoryState(
     query: String = "",
     displayLoadMoreIndicator: Boolean = false,
     roomDescriptions: ImmutableList<RoomDescription> = persistentListOf(),
-    joinRoomAction: AsyncAction<RoomId> = AsyncAction.Uninitialized,
     eventSink: (RoomDirectoryEvents) -> Unit = {},
 ) = RoomDirectoryState(
     query = query,
     roomDescriptions = roomDescriptions,
     displayLoadMoreIndicator = displayLoadMoreIndicator,
-    joinRoomAction = joinRoomAction,
     eventSink = eventSink,
 )
 

features/roomdirectory/impl/src/main/kotlin/io/element/android/features/roomdirectory/impl/root/RoomDirectoryView.kt

@@ -47,7 +47,6 @@ import io.element.android.compound.theme.ElementTheme
 import io.element.android.compound.tokens.generated.CompoundIcons
 import io.element.android.features.roomdirectory.api.RoomDescription
 import io.element.android.features.roomdirectory.impl.R
-import io.element.android.libraries.designsystem.components.async.AsyncActionView
 import io.element.android.libraries.designsystem.components.avatar.Avatar
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.designsystem.components.button.BackButton
@@ -61,7 +60,6 @@ import io.element.android.libraries.designsystem.theme.components.Scaffold
 import io.element.android.libraries.designsystem.theme.components.Text
 import io.element.android.libraries.designsystem.theme.components.TextField
 import io.element.android.libraries.designsystem.theme.components.TopAppBar
-import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.testtags.TestTags
 import io.element.android.libraries.ui.strings.CommonStrings
 import kotlinx.collections.immutable.ImmutableList
@@ -70,7 +68,6 @@ import kotlinx.collections.immutable.ImmutableList
 fun RoomDirectoryView(
     state: RoomDirectoryState,
     onResultClicked: (RoomDescription) -> Unit,
-    onRoomJoined: (RoomId) -> Unit,
     onBackPressed: () -> Unit,
     modifier: Modifier = Modifier,
 ) {
@@ -84,21 +81,11 @@ fun RoomDirectoryView(
                 state = state,
                 onResultClicked = onResultClicked,
                 modifier = Modifier
-                        .padding(padding)
-                        .consumeWindowInsets(padding)
+                    .padding(padding)
+                    .consumeWindowInsets(padding)
             )
         }
     )
-    AsyncActionView(
-        async = state.joinRoomAction,
-        onSuccess = onRoomJoined,
-        onErrorDismiss = {
-            state.eventSink(RoomDirectoryEvents.JoinRoomDismissError)
-        },
-        errorMessage = {
-            stringResource(id = CommonStrings.error_unknown)
-        }
-    )
 }
 
 @OptIn(ExperimentalMaterial3Api::class)
@@ -186,10 +173,10 @@ private fun RoomDirectoryRoomList(
 @Composable
 private fun LoadMoreIndicator(modifier: Modifier = Modifier) {
     Box(
-        modifier
-                .fillMaxWidth()
-                .wrapContentHeight()
-                .padding(24.dp),
+        modifier = modifier
+            .fillMaxWidth()
+            .wrapContentHeight()
+            .padding(24.dp),
         contentAlignment = Alignment.Center,
     ) {
         CircularProgressIndicator(
@@ -259,23 +246,23 @@ private fun RoomDirectoryRoomRow(
 ) {
     Row(
         modifier = modifier
-                .fillMaxWidth()
-                .clickable(onClick = onClick)
-                .padding(
-                        top = 12.dp,
-                        bottom = 12.dp,
-                        start = 16.dp,
-                )
-                .height(IntrinsicSize.Min),
+            .fillMaxWidth()
+            .clickable(onClick = onClick)
+            .padding(
+                top = 12.dp,
+                bottom = 12.dp,
+                start = 16.dp,
+            )
+            .height(IntrinsicSize.Min),
     ) {
         Avatar(
             avatarData = roomDescription.avatarData(AvatarSize.RoomDirectoryItem),
             modifier = Modifier.align(Alignment.CenterVertically)
         )
         Column(
             modifier = Modifier
-                    .weight(1f)
-                    .padding(horizontal = 16.dp)
+                .weight(1f)
+                .padding(horizontal = 16.dp)
         ) {
             Text(
                 text = roomDescription.computedName,
@@ -301,7 +288,6 @@ internal fun RoomDirectoryViewPreview(@PreviewParameter(RoomDirectoryStateProvid
     RoomDirectoryView(
         state = state,
         onResultClicked = {},
-        onRoomJoined = {},
         onBackPressed = {},
     )
 }

features/roomdirectory/impl/src/test/kotlin/io/element/android/features/roomdirectory/impl/root/RoomDirectoryPresenterTest.kt

@@ -17,12 +17,8 @@
 package io.element.android.features.roomdirectory.impl.root
 
 import com.google.common.truth.Truth.assertThat
-import io.element.android.features.roomdirectory.impl.root.di.JoinRoom
-import io.element.android.libraries.architecture.AsyncAction
-import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.roomdirectory.RoomDirectoryList
 import io.element.android.libraries.matrix.api.roomdirectory.RoomDirectoryService
-import io.element.android.libraries.matrix.test.A_ROOM_ID
 import io.element.android.libraries.matrix.test.roomdirectory.FakeRoomDirectoryList
 import io.element.android.libraries.matrix.test.roomdirectory.FakeRoomDirectoryService
 import io.element.android.libraries.matrix.test.roomdirectory.aRoomDescription
@@ -47,7 +43,6 @@ import org.junit.Test
             val initialState = awaitItem()
             assertThat(initialState.query).isEmpty()
             assertThat(initialState.displayEmptyState).isFalse()
-            assertThat(initialState.joinRoomAction).isEqualTo(AsyncAction.Uninitialized)
             assertThat(initialState.roomDescriptions).isEmpty()
             assertThat(initialState.displayLoadMoreIndicator).isTrue()
         }
@@ -136,46 +131,13 @@ import org.junit.Test
             .withNoParameter()
     }
 
-    @Test
-    fun `present - emit join room event`() = runTest {
-        val joinRoomSuccess = lambdaRecorder { _: RoomId ->
-            Result.success(Unit)
-        }
-        val joinRoomFailure = lambdaRecorder { roomId: RoomId ->
-            Result.failure<Unit>(RuntimeException("Failed to join room $roomId"))
-        }
-        val fakeJoinRoom = FakeJoinRoom(joinRoomSuccess)
-        val presenter = createRoomDirectoryPresenter(joinRoom = fakeJoinRoom)
-        presenter.test {
-            awaitItem().also { state ->
-                state.eventSink(RoomDirectoryEvents.JoinRoom(A_ROOM_ID))
-            }
-            awaitItem().also { state ->
-                assertThat(state.joinRoomAction).isEqualTo(AsyncAction.Success(A_ROOM_ID))
-                fakeJoinRoom.lambda = joinRoomFailure
-                state.eventSink(RoomDirectoryEvents.JoinRoom(A_ROOM_ID))
-            }
-            awaitItem().also { state ->
-                assertThat(state.joinRoomAction).isInstanceOf(AsyncAction.Failure::class.java)
-            }
-        }
-        assert(joinRoomSuccess)
-            .isCalledOnce()
-            .with(value(A_ROOM_ID))
-        assert(joinRoomFailure)
-            .isCalledOnce()
-            .with(value(A_ROOM_ID))
-    }
-
     private fun TestScope.createRoomDirectoryPresenter(
         roomDirectoryService: RoomDirectoryService = FakeRoomDirectoryService(
             createRoomDirectoryListFactory = { FakeRoomDirectoryList() }
         ),
-        joinRoom: JoinRoom = FakeJoinRoom { Result.success(Unit) },
     ): RoomDirectoryPresenter {
         return RoomDirectoryPresenter(
             dispatchers = testCoroutineDispatchers(),
-            joinRoom = joinRoom,
             roomDirectoryService = roomDirectoryService,
         )
     }