First Commit

features/roomdirectory/impl/build.gradle.kts

@@ -0,0 +1,42 @@
+import extension.setupDependencyInjection
+import extension.testCommonDependencies
+
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+plugins {
+    id("io.element.android-compose-library")
+    id("kotlin-parcelize")
+}
+
+android {
+    namespace = "io.element.android.features.roomdirectory.impl"
+    testOptions {
+        unitTests {
+            isIncludeAndroidResources = true
+        }
+    }
+}
+
+setupDependencyInjection()
+
+dependencies {
+    api(projects.features.roomdirectory.api)
+    implementation(projects.libraries.core)
+    implementation(projects.libraries.architecture)
+    implementation(projects.libraries.matrix.api)
+    implementation(projects.libraries.matrixui)
+    implementation(projects.libraries.androidutils)
+    implementation(projects.libraries.designsystem)
+    implementation(projects.libraries.uiStrings)
+    implementation(projects.libraries.testtags)
+    implementation(projects.services.analytics.api)
+
+    testCommonDependencies(libs, true)
+    testImplementation(projects.libraries.matrix.test)
+}

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

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+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl
+
+import com.bumble.appyx.core.modality.BuildContext
+import com.bumble.appyx.core.node.Node
+import dev.zacsweers.metro.AppScope
+import dev.zacsweers.metro.ContributesBinding
+import io.element.android.features.roomdirectory.api.RoomDirectoryEntryPoint
+import io.element.android.features.roomdirectory.impl.root.RoomDirectoryNode
+import io.element.android.libraries.architecture.createNode
+
+@ContributesBinding(AppScope::class)
+class DefaultRoomDirectoryEntryPoint : RoomDirectoryEntryPoint {
+    override fun createNode(
+        parentNode: Node,
+        buildContext: BuildContext,
+        callback: RoomDirectoryEntryPoint.Callback,
+    ): Node {
+        return parentNode.createNode<RoomDirectoryNode>(buildContext, listOf(callback))
+    }
+}

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

@@ -0,0 +1,14 @@
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl.root
+
+sealed interface RoomDirectoryEvents {
+    data class Search(val query: String) : RoomDirectoryEvents
+    data object LoadMore : RoomDirectoryEvents
+}

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

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+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl.root
+
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Modifier
+import com.bumble.appyx.core.modality.BuildContext
+import com.bumble.appyx.core.node.Node
+import com.bumble.appyx.core.plugin.Plugin
+import dev.zacsweers.metro.Assisted
+import dev.zacsweers.metro.AssistedInject
+import io.element.android.annotations.ContributesNode
+import io.element.android.features.roomdirectory.api.RoomDirectoryEntryPoint
+import io.element.android.libraries.architecture.callback
+import io.element.android.libraries.di.SessionScope
+
+@ContributesNode(SessionScope::class)
+@AssistedInject
+class RoomDirectoryNode(
+    @Assisted buildContext: BuildContext,
+    @Assisted plugins: List<Plugin>,
+    private val presenter: RoomDirectoryPresenter,
+) : Node(buildContext, plugins = plugins) {
+    private val callback: RoomDirectoryEntryPoint.Callback = callback()
+
+    @Composable
+    override fun View(modifier: Modifier) {
+        val state = presenter.present()
+        RoomDirectoryView(
+            state = state,
+            onResultClick = callback::navigateToRoom,
+            onBackClick = ::navigateUp,
+            modifier = modifier
+        )
+    }
+}

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

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+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl.root
+
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+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 dev.zacsweers.metro.Inject
+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.Presenter
+import io.element.android.libraries.core.coroutine.CoroutineDispatchers
+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.delay
+import kotlinx.coroutines.flow.flowOn
+import kotlinx.coroutines.flow.map
+
+private const val SEARCH_BATCH_SIZE = 20
+
+@Inject
+class RoomDirectoryPresenter(
+    private val dispatchers: CoroutineDispatchers,
+    private val roomDirectoryService: RoomDirectoryService,
+) : Presenter<RoomDirectoryState> {
+    @Composable
+    override fun present(): RoomDirectoryState {
+        var loadingMore by remember {
+            mutableStateOf(false)
+        }
+        var searchQuery by rememberSaveable {
+            mutableStateOf<String?>(null)
+        }
+        val coroutineScope = rememberCoroutineScope()
+        val roomDirectoryList = remember {
+            roomDirectoryService.createRoomDirectoryList(coroutineScope)
+        }
+        val listState by roomDirectoryList.collectState()
+        LaunchedEffect(searchQuery) {
+            if (searchQuery == null) return@LaunchedEffect
+            // cancel load more right away
+            loadingMore = false
+            // debounce search query
+            delay(300)
+            roomDirectoryList.filter(filter = searchQuery, batchSize = SEARCH_BATCH_SIZE, viaServerName = null)
+        }
+        LaunchedEffect(loadingMore) {
+            if (loadingMore) {
+                roomDirectoryList.loadMore()
+                loadingMore = false
+            }
+        }
+        fun handleEvent(event: RoomDirectoryEvents) {
+            when (event) {
+                RoomDirectoryEvents.LoadMore -> {
+                    loadingMore = true
+                }
+                is RoomDirectoryEvents.Search -> {
+                    searchQuery = event.query
+                }
+            }
+        }
+
+        return RoomDirectoryState(
+            query = searchQuery.orEmpty(),
+            roomDescriptions = listState.items,
+            displayLoadMoreIndicator = listState.hasMoreToLoad,
+            eventSink = ::handleEvent,
+        )
+    }
+
+    @Composable
+    private fun RoomDirectoryList.collectState() = remember {
+        state.map {
+            val items = it.items
+                .map { roomDescription -> roomDescription.toFeatureModel() }
+                .toImmutableList()
+            RoomDirectoryListState(items = items, hasMoreToLoad = it.hasMoreToLoad)
+        }.flowOn(dispatchers.computation)
+    }.collectAsState(RoomDirectoryListState.Default)
+}

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

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+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl.root
+
+import io.element.android.features.roomdirectory.api.RoomDescription
+import kotlinx.collections.immutable.ImmutableList
+
+data class RoomDirectoryState(
+    val query: String,
+    val roomDescriptions: ImmutableList<RoomDescription>,
+    val displayLoadMoreIndicator: Boolean,
+    val eventSink: (RoomDirectoryEvents) -> Unit
+) {
+    val displayEmptyState = roomDescriptions.isEmpty() && !displayLoadMoreIndicator
+}

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

@@ -0,0 +1,67 @@
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+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.matrix.api.core.RoomAlias
+import io.element.android.libraries.matrix.api.core.RoomId
+import kotlinx.collections.immutable.ImmutableList
+import kotlinx.collections.immutable.persistentListOf
+
+open class RoomDirectoryStateProvider : PreviewParameterProvider<RoomDirectoryState> {
+    override val values: Sequence<RoomDirectoryState>
+        get() = sequenceOf(
+            aRoomDirectoryState(),
+            aRoomDirectoryState(
+                query = "Element",
+                roomDescriptions = aRoomDescriptionList(),
+            ),
+            aRoomDirectoryState(
+                query = "Element",
+                roomDescriptions = aRoomDescriptionList(),
+                displayLoadMoreIndicator = true,
+            ),
+        )
+}
+
+fun aRoomDirectoryState(
+    query: String = "",
+    displayLoadMoreIndicator: Boolean = false,
+    roomDescriptions: ImmutableList<RoomDescription> = persistentListOf(),
+    eventSink: (RoomDirectoryEvents) -> Unit = {},
+) = RoomDirectoryState(
+    query = query,
+    roomDescriptions = roomDescriptions,
+    displayLoadMoreIndicator = displayLoadMoreIndicator,
+    eventSink = eventSink,
+)
+
+fun aRoomDescriptionList(): ImmutableList<RoomDescription> {
+    return persistentListOf(
+        RoomDescription(
+            roomId = RoomId("!exa:matrix.org"),
+            name = "Element X Android",
+            topic = "Element X is a secure, private and decentralized messenger.",
+            alias = RoomAlias("#element-x-android:matrix.org"),
+            avatarUrl = null,
+            joinRule = RoomDescription.JoinRule.PUBLIC,
+            numberOfMembers = 2765,
+        ),
+        RoomDescription(
+            roomId = RoomId("!exi:matrix.org"),
+            name = "Element X iOS",
+            topic = "Element X is a secure, private and decentralized messenger.",
+            alias = RoomAlias("#element-x-ios:matrix.org"),
+            avatarUrl = null,
+            joinRule = RoomDescription.JoinRule.UNKNOWN,
+            numberOfMembers = 356,
+        )
+    )
+}

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

@@ -0,0 +1,281 @@
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl.root
+
+import androidx.compose.foundation.clickable
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.IntrinsicSize
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.consumeWindowInsets
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.height
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.wrapContentHeight
+import androidx.compose.foundation.lazy.LazyColumn
+import androidx.compose.foundation.lazy.items
+import androidx.compose.foundation.text.KeyboardActions
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.TextFieldColors
+import androidx.compose.material3.TextFieldDefaults
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.platform.LocalFocusManager
+import androidx.compose.ui.platform.testTag
+import androidx.compose.ui.res.stringResource
+import androidx.compose.ui.text.style.TextOverflow
+import androidx.compose.ui.tooling.preview.PreviewParameter
+import androidx.compose.ui.unit.dp
+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.avatar.Avatar
+import io.element.android.libraries.designsystem.components.avatar.AvatarSize
+import io.element.android.libraries.designsystem.components.avatar.AvatarType
+import io.element.android.libraries.designsystem.components.button.BackButton
+import io.element.android.libraries.designsystem.preview.ElementPreview
+import io.element.android.libraries.designsystem.preview.PreviewsDayNight
+import io.element.android.libraries.designsystem.theme.components.CircularProgressIndicator
+import io.element.android.libraries.designsystem.theme.components.FilledTextField
+import io.element.android.libraries.designsystem.theme.components.Icon
+import io.element.android.libraries.designsystem.theme.components.IconButton
+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.TopAppBar
+import io.element.android.libraries.testtags.TestTags
+import io.element.android.libraries.ui.strings.CommonStrings
+import kotlinx.collections.immutable.ImmutableList
+
+@Composable
+fun RoomDirectoryView(
+    state: RoomDirectoryState,
+    onResultClick: (RoomDescription) -> Unit,
+    onBackClick: () -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    Scaffold(
+        modifier = modifier,
+        topBar = {
+            RoomDirectoryTopBar(onBackClick = onBackClick)
+        },
+        content = { padding ->
+            RoomDirectoryContent(
+                state = state,
+                onResultClick = onResultClick,
+                modifier = Modifier
+                    .padding(padding)
+                    .consumeWindowInsets(padding)
+            )
+        }
+    )
+}
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+private fun RoomDirectoryTopBar(
+    onBackClick: () -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    TopAppBar(
+        modifier = modifier,
+        navigationIcon = {
+            BackButton(onClick = onBackClick)
+        },
+        titleStr = stringResource(id = R.string.screen_room_directory_search_title),
+    )
+}
+
+@Composable
+private fun RoomDirectoryContent(
+    state: RoomDirectoryState,
+    onResultClick: (RoomDescription) -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    Column(modifier = modifier) {
+        SearchTextField(
+            query = state.query,
+            onQueryChange = { state.eventSink(RoomDirectoryEvents.Search(it)) },
+            placeholder = stringResource(id = CommonStrings.action_search),
+            modifier = Modifier.fillMaxWidth(),
+        )
+        RoomDirectoryRoomList(
+            roomDescriptions = state.roomDescriptions,
+            displayLoadMoreIndicator = state.displayLoadMoreIndicator,
+            displayEmptyState = state.displayEmptyState,
+            onResultClick = onResultClick,
+            onReachedLoadMore = { state.eventSink(RoomDirectoryEvents.LoadMore) },
+        )
+    }
+}
+
+@Composable
+private fun RoomDirectoryRoomList(
+    roomDescriptions: ImmutableList<RoomDescription>,
+    displayLoadMoreIndicator: Boolean,
+    displayEmptyState: Boolean,
+    onResultClick: (RoomDescription) -> Unit,
+    onReachedLoadMore: () -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    LazyColumn(modifier = modifier) {
+        items(roomDescriptions) { roomDescription ->
+            RoomDirectoryRoomRow(
+                roomDescription = roomDescription,
+                onClick = {
+                    onResultClick(roomDescription)
+                },
+            )
+        }
+        if (displayEmptyState) {
+            item {
+                Text(
+                    text = stringResource(id = CommonStrings.common_no_results),
+                    style = ElementTheme.typography.fontBodyLgRegular,
+                    color = ElementTheme.colors.textSecondary,
+                    modifier = Modifier.padding(16.dp)
+                )
+            }
+        }
+        if (displayLoadMoreIndicator) {
+            item {
+                LoadMoreIndicator(modifier = Modifier.fillMaxWidth())
+                LaunchedEffect(onReachedLoadMore) {
+                    onReachedLoadMore()
+                }
+            }
+        }
+    }
+}
+
+@Composable
+private fun LoadMoreIndicator(modifier: Modifier = Modifier) {
+    Box(
+        modifier = modifier
+            .fillMaxWidth()
+            .wrapContentHeight()
+            .padding(24.dp),
+        contentAlignment = Alignment.Center,
+    ) {
+        CircularProgressIndicator(
+            strokeWidth = 2.dp,
+        )
+    }
+}
+
+@Composable
+private fun SearchTextField(
+    query: String,
+    onQueryChange: (String) -> Unit,
+    placeholder: String,
+    modifier: Modifier = Modifier,
+    colors: TextFieldColors = TextFieldDefaults.colors(
+        focusedContainerColor = Color.Transparent,
+        unfocusedContainerColor = Color.Transparent,
+        unfocusedPlaceholderColor = ElementTheme.colors.textSecondary,
+        focusedPlaceholderColor = ElementTheme.colors.textSecondary,
+        focusedTextColor = ElementTheme.colors.textPrimary,
+        unfocusedTextColor = ElementTheme.colors.textPrimary,
+        focusedIndicatorColor = ElementTheme.colors.borderInteractiveSecondary,
+        unfocusedIndicatorColor = ElementTheme.colors.borderInteractiveSecondary,
+    ),
+) {
+    val focusManager = LocalFocusManager.current
+    FilledTextField(
+        modifier = modifier.testTag(TestTags.searchTextField.value),
+        textStyle = ElementTheme.typography.fontBodyLgRegular,
+        singleLine = true,
+        value = query,
+        onValueChange = onQueryChange,
+        keyboardActions = KeyboardActions(
+            onSearch = {
+                focusManager.clearFocus()
+            }
+        ),
+        colors = colors,
+        placeholder = { Text(placeholder) },
+        trailingIcon = {
+            if (query.isNotEmpty()) {
+                IconButton(
+                    onClick = {
+                        onQueryChange("")
+                    }
+                ) {
+                    Icon(
+                        imageVector = CompoundIcons.Close(),
+                        contentDescription = stringResource(CommonStrings.action_clear),
+                    )
+                }
+            } else {
+                Icon(
+                    imageVector = CompoundIcons.Search(),
+                    contentDescription = stringResource(CommonStrings.action_search),
+                )
+            }
+        },
+    )
+}
+
+@Composable
+private fun RoomDirectoryRoomRow(
+    roomDescription: RoomDescription,
+    onClick: () -> Unit,
+    modifier: Modifier = Modifier,
+) {
+    Row(
+        modifier = modifier
+            .fillMaxWidth()
+            .clickable(onClick = onClick)
+            .padding(
+                top = 12.dp,
+                bottom = 12.dp,
+                start = 16.dp,
+            )
+            .height(IntrinsicSize.Min),
+    ) {
+        Avatar(
+            avatarData = roomDescription.avatarData(AvatarSize.RoomDirectoryItem),
+            avatarType = AvatarType.Room(),
+            modifier = Modifier.align(Alignment.CenterVertically),
+        )
+        Column(
+            modifier = Modifier
+                .weight(1f)
+                .padding(horizontal = 16.dp)
+        ) {
+            Text(
+                text = roomDescription.computedName,
+                maxLines = 1,
+                style = ElementTheme.typography.fontBodyLgRegular,
+                color = ElementTheme.colors.textPrimary,
+                overflow = TextOverflow.Ellipsis,
+            )
+            Text(
+                text = roomDescription.computedDescription,
+                maxLines = 1,
+                style = ElementTheme.typography.fontBodyMdRegular,
+                color = ElementTheme.colors.textSecondary,
+                overflow = TextOverflow.Ellipsis,
+            )
+        }
+    }
+}
+
+@PreviewsDayNight
+@Composable
+internal fun RoomDirectoryViewPreview(@PreviewParameter(RoomDirectoryStateProvider::class) state: RoomDirectoryState) = ElementPreview {
+    RoomDirectoryView(
+        state = state,
+        onResultClick = {},
+        onBackClick = {},
+    )
+}

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

@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl.root.model
+
+import io.element.android.features.roomdirectory.api.RoomDescription
+import io.element.android.libraries.matrix.api.roomdirectory.RoomDescription as MatrixRoomDescription
+
+fun MatrixRoomDescription.toFeatureModel(): RoomDescription {
+    return RoomDescription(
+        roomId = roomId,
+        name = name,
+        alias = alias,
+        topic = topic,
+        avatarUrl = avatarUrl,
+        numberOfMembers = numberOfMembers,
+        joinRule = when (joinRule) {
+            MatrixRoomDescription.JoinRule.PUBLIC -> RoomDescription.JoinRule.PUBLIC
+            MatrixRoomDescription.JoinRule.KNOCK -> RoomDescription.JoinRule.KNOCK
+            MatrixRoomDescription.JoinRule.RESTRICTED -> RoomDescription.JoinRule.RESTRICTED
+            MatrixRoomDescription.JoinRule.KNOCK_RESTRICTED -> RoomDescription.JoinRule.KNOCK_RESTRICTED
+            MatrixRoomDescription.JoinRule.INVITE -> RoomDescription.JoinRule.INVITE
+            MatrixRoomDescription.JoinRule.UNKNOWN -> RoomDescription.JoinRule.UNKNOWN
+        }
+    )
+}

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

@@ -0,0 +1,25 @@
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl.root.model
+
+import io.element.android.features.roomdirectory.api.RoomDescription
+import kotlinx.collections.immutable.ImmutableList
+import kotlinx.collections.immutable.persistentListOf
+
+internal data class RoomDirectoryListState(
+    val hasMoreToLoad: Boolean,
+    val items: ImmutableList<RoomDescription>,
+) {
+    companion object {
+        val Default = RoomDirectoryListState(
+            hasMoreToLoad = true,
+            items = persistentListOf()
+        )
+    }
+}

features/roomdirectory/impl/src/main/res/values-be/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Памылка загрузкі"</string>
+  <string name="screen_room_directory_search_title">"Каталог пакояў"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-cs/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Načítání se nezdařilo"</string>
+  <string name="screen_room_directory_search_title">"Adresář místností"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-cy/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Wedi methu llwytho"</string>
+  <string name="screen_room_directory_search_title">"Cyfeiriadur ystafelloedd"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-da/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Indlæsning mislykkedes"</string>
+  <string name="screen_room_directory_search_title">"Register over rum"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-de/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Fehler beim Laden"</string>
+  <string name="screen_room_directory_search_title">"Chat-Verzeichnis"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-el/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Αποτυχία φόρτωσης"</string>
+  <string name="screen_room_directory_search_title">"Κατάλογος αιθουσών"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-es/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Carga fallida"</string>
+  <string name="screen_room_directory_search_title">"Directorio de salas"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-et/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Andmeid ei õnnestunud laadida"</string>
+  <string name="screen_room_directory_search_title">"Jututubade kataloog"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-eu/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Ezin izan da kargatu"</string>
+  <string name="screen_room_directory_search_title">"Gelen direktorioa"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-fa/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"شکست در بار کردن"</string>
+  <string name="screen_room_directory_search_title">"فهرست اتاق‌ها"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-fi/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Lataus epäonnistui"</string>
+  <string name="screen_room_directory_search_title">"Huoneluettelo"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-fr/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Échec du chargement"</string>
+  <string name="screen_room_directory_search_title">"Annuaire des salons"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-hu/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Sikertelen betöltés"</string>
+  <string name="screen_room_directory_search_title">"Szobakatalógus"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-in/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Gagal memuat"</string>
+  <string name="screen_room_directory_search_title">"Direktori ruangan"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-it/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Caricamento fallito"</string>
+  <string name="screen_room_directory_search_title">"Elenco delle stanze"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-ka/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"ჩატვირთვა წარუმატებელია"</string>
+  <string name="screen_room_directory_search_title">"ოთახის კატალოგი"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-ko/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"로드에 실패했습니다"</string>
+  <string name="screen_room_directory_search_title">"방 디렉토리"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-nb/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Kunne ikke laste inn"</string>
+  <string name="screen_room_directory_search_title">"Romkatalog"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-nl/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Laden mislukt"</string>
+  <string name="screen_room_directory_search_title">"Kamergids"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-pl/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Błąd wczytywania"</string>
+  <string name="screen_room_directory_search_title">"Katalog pokoi"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-pt-rBR/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Falha no carregamento"</string>
+  <string name="screen_room_directory_search_title">"Diretório de salas"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-pt/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Falha ao carregar"</string>
+  <string name="screen_room_directory_search_title">"Diretório de salas"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-ro/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Încărcare eșuată"</string>
+  <string name="screen_room_directory_search_title">"Director de camere"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-ru/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Сбой загрузки"</string>
+  <string name="screen_room_directory_search_title">"Каталог комнат"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-sk/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Načítanie zlyhalo"</string>
+  <string name="screen_room_directory_search_title">"Adresár miestností"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-sv/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Misslyckades att ladda"</string>
+  <string name="screen_room_directory_search_title">"Rumskatalog"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-tr/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Yükleme başarısız"</string>
+  <string name="screen_room_directory_search_title">"Oda dizini"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-uk/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Не вдалося завантажити"</string>
+  <string name="screen_room_directory_search_title">"Каталог кімнат"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-ur/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"لادنا ناکام"</string>
+  <string name="screen_room_directory_search_title">"کمرے کا راہنامچہ"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-uz/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Yuklab bo‘lmadi"</string>
+  <string name="screen_room_directory_search_title">"Xona katalogi"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-zh-rTW/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"無法載入"</string>
+  <string name="screen_room_directory_search_title">"聊天室目錄"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values-zh/translations.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"加载失败"</string>
+  <string name="screen_room_directory_search_title">"聊天室目录"</string>
+</resources>

features/roomdirectory/impl/src/main/res/values/localazy.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources xmlns:xliff="urn:oasis:names:tc:xliff:document:1.2">
+  <string name="screen_room_directory_search_loading_error">"Failed loading"</string>
+  <string name="screen_room_directory_search_title">"Room directory"</string>
+</resources>

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

@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl
+
+import androidx.arch.core.executor.testing.InstantTaskExecutorRule
+import com.bumble.appyx.core.modality.BuildContext
+import com.google.common.truth.Truth.assertThat
+import io.element.android.features.roomdirectory.api.RoomDescription
+import io.element.android.features.roomdirectory.api.RoomDirectoryEntryPoint
+import io.element.android.features.roomdirectory.impl.root.RoomDirectoryNode
+import io.element.android.features.roomdirectory.impl.root.createRoomDirectoryPresenter
+import io.element.android.tests.testutils.lambda.lambdaError
+import io.element.android.tests.testutils.node.TestParentNode
+import kotlinx.coroutines.test.runTest
+import org.junit.Rule
+import org.junit.Test
+
+class DefaultRoomDirectoryEntryPointTest {
+    @get:Rule
+    val instantTaskExecutorRule = InstantTaskExecutorRule()
+
+    @Test
+    fun `test node builder`() = runTest {
+        val entryPoint = DefaultRoomDirectoryEntryPoint()
+        val parentNode = TestParentNode.create { buildContext, plugins ->
+            RoomDirectoryNode(
+                buildContext = buildContext,
+                plugins = plugins,
+                presenter = createRoomDirectoryPresenter(),
+            )
+        }
+        val callback = object : RoomDirectoryEntryPoint.Callback {
+            override fun navigateToRoom(roomDescription: RoomDescription) = lambdaError()
+        }
+        val result = entryPoint.createNode(
+            parentNode = parentNode,
+            buildContext = BuildContext.root(null),
+            callback = callback,
+        )
+        assertThat(result).isInstanceOf(RoomDirectoryNode::class.java)
+        assertThat(result.plugins).contains(callback)
+    }
+}

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

@@ -0,0 +1,135 @@
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl.root
+
+import com.google.common.truth.Truth.assertThat
+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.roomdirectory.FakeRoomDirectoryList
+import io.element.android.libraries.matrix.test.roomdirectory.FakeRoomDirectoryService
+import io.element.android.libraries.matrix.test.roomdirectory.aRoomDescription
+import io.element.android.tests.testutils.lambda.any
+import io.element.android.tests.testutils.lambda.assert
+import io.element.android.tests.testutils.lambda.lambdaRecorder
+import io.element.android.tests.testutils.lambda.value
+import io.element.android.tests.testutils.test
+import io.element.android.tests.testutils.testCoroutineDispatchers
+import kotlinx.coroutines.ExperimentalCoroutinesApi
+import kotlinx.coroutines.flow.MutableSharedFlow
+import kotlinx.coroutines.test.TestScope
+import kotlinx.coroutines.test.advanceUntilIdle
+import kotlinx.coroutines.test.runTest
+import org.junit.Test
+
+@OptIn(ExperimentalCoroutinesApi::class)
+class RoomDirectoryPresenterTest {
+    @Test
+    fun `present - initial state`() = runTest {
+        val presenter = createRoomDirectoryPresenter()
+        presenter.test {
+            val initialState = awaitItem()
+            assertThat(initialState.query).isEmpty()
+            assertThat(initialState.displayEmptyState).isFalse()
+            assertThat(initialState.roomDescriptions).isEmpty()
+            assertThat(initialState.displayLoadMoreIndicator).isTrue()
+        }
+    }
+
+    @Test
+    fun `present - room directory list emits empty state`() = runTest {
+        val directoryListStateFlow = MutableSharedFlow<RoomDirectoryList.SearchResult>(replay = 1)
+        val roomDirectoryList = FakeRoomDirectoryList(directoryListStateFlow)
+        val roomDirectoryService = FakeRoomDirectoryService { roomDirectoryList }
+        val presenter = createRoomDirectoryPresenter(roomDirectoryService = roomDirectoryService)
+        presenter.test {
+            skipItems(1)
+            directoryListStateFlow.emit(
+                RoomDirectoryList.SearchResult(false, emptyList())
+            )
+            awaitItem().also { state ->
+                assertThat(state.displayEmptyState).isTrue()
+            }
+            cancelAndIgnoreRemainingEvents()
+        }
+    }
+
+    @Test
+    fun `present - room directory list emits non-empty state`() = runTest {
+        val directoryListStateFlow = MutableSharedFlow<RoomDirectoryList.SearchResult>(replay = 1)
+        val roomDirectoryList = FakeRoomDirectoryList(directoryListStateFlow)
+        val roomDirectoryService = FakeRoomDirectoryService { roomDirectoryList }
+        val presenter = createRoomDirectoryPresenter(roomDirectoryService = roomDirectoryService)
+        presenter.test {
+            skipItems(1)
+            directoryListStateFlow.emit(
+                RoomDirectoryList.SearchResult(
+                    hasMoreToLoad = true,
+                    items = listOf(aRoomDescription())
+                )
+            )
+            awaitItem().also { state ->
+                assertThat(state.displayEmptyState).isFalse()
+                assertThat(state.roomDescriptions).hasSize(1)
+            }
+            cancelAndIgnoreRemainingEvents()
+        }
+    }
+
+    @Test
+    fun `present - emit search event`() = runTest {
+        val filterLambda = lambdaRecorder { _: String?, _: Int, _: String? ->
+            Result.success(Unit)
+        }
+        val roomDirectoryList = FakeRoomDirectoryList(filterLambda = filterLambda)
+        val roomDirectoryService = FakeRoomDirectoryService { roomDirectoryList }
+        val presenter = createRoomDirectoryPresenter(roomDirectoryService = roomDirectoryService)
+        presenter.test {
+            awaitItem().also { state ->
+                state.eventSink(RoomDirectoryEvents.Search("test"))
+            }
+            awaitItem().also { state ->
+                assertThat(state.query).isEqualTo("test")
+            }
+            advanceUntilIdle()
+            cancelAndIgnoreRemainingEvents()
+        }
+        assert(filterLambda)
+            .isCalledOnce()
+            .with(value("test"), any(), value(null))
+    }
+
+    @Test
+    fun `present - emit load more event`() = runTest {
+        val loadMoreLambda = lambdaRecorder<Result<Unit>> { Result.success(Unit) }
+        val roomDirectoryList = FakeRoomDirectoryList(loadMoreLambda = loadMoreLambda)
+        val roomDirectoryService = FakeRoomDirectoryService { roomDirectoryList }
+        val presenter = createRoomDirectoryPresenter(roomDirectoryService = roomDirectoryService)
+        presenter.test {
+            awaitItem().also { state ->
+                state.eventSink(RoomDirectoryEvents.LoadMore)
+            }
+            advanceUntilIdle()
+            cancelAndIgnoreRemainingEvents()
+        }
+        assert(loadMoreLambda)
+            .isCalledOnce()
+            .withNoParameter()
+    }
+}
+
+internal fun TestScope.createRoomDirectoryPresenter(
+    roomDirectoryService: RoomDirectoryService = FakeRoomDirectoryService(
+        createRoomDirectoryListFactory = { FakeRoomDirectoryList() }
+    ),
+): RoomDirectoryPresenter {
+    return RoomDirectoryPresenter(
+        dispatchers = testCoroutineDispatchers(),
+        roomDirectoryService = roomDirectoryService,
+    )
+}

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

@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2025 Element Creations Ltd.
+ * Copyright 2024, 2025 New Vector Ltd.
+ *
+ * SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
+ * Please see LICENSE files in the repository root for full details.
+ */
+
+package io.element.android.features.roomdirectory.impl.root
+
+import androidx.activity.ComponentActivity
+import androidx.compose.ui.test.junit4.AndroidComposeTestRule
+import androidx.compose.ui.test.junit4.createAndroidComposeRule
+import androidx.compose.ui.test.onNodeWithTag
+import androidx.compose.ui.test.onNodeWithText
+import androidx.compose.ui.test.performClick
+import androidx.compose.ui.test.performTextInput
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import io.element.android.features.roomdirectory.api.RoomDescription
+import io.element.android.libraries.testtags.TestTags
+import io.element.android.tests.testutils.EnsureNeverCalled
+import io.element.android.tests.testutils.EnsureNeverCalledWithParam
+import io.element.android.tests.testutils.EventsRecorder
+import io.element.android.tests.testutils.ensureCalledOnceWithParam
+import org.junit.Rule
+import org.junit.Test
+import org.junit.rules.TestRule
+import org.junit.runner.RunWith
+
+@RunWith(AndroidJUnit4::class)
+class RoomDirectoryViewTest {
+    @get:Rule val rule = createAndroidComposeRule<ComponentActivity>()
+
+    @Test
+    fun `typing text in search field emits the expected Event`() {
+        val eventsRecorder = EventsRecorder<RoomDirectoryEvents>()
+        rule.setRoomDirectoryView(
+            state = aRoomDirectoryState(
+                eventSink = eventsRecorder,
+            )
+        )
+        rule.onNodeWithTag(TestTags.searchTextField.value).performTextInput(
+            text = "Test"
+        )
+        eventsRecorder.assertSingle(RoomDirectoryEvents.Search("Test"))
+    }
+
+    @Test
+    fun `clicking on room item then onResultClick lambda is called once`() {
+        val eventsRecorder = EventsRecorder<RoomDirectoryEvents>()
+        val state = aRoomDirectoryState(
+            roomDescriptions = aRoomDescriptionList(),
+            eventSink = eventsRecorder,
+        )
+        val clickedRoom = state.roomDescriptions.first()
+        ensureCalledOnceWithParam(clickedRoom) { callback ->
+            rule.setRoomDirectoryView(
+                state = state,
+                onResultClick = callback,
+            )
+            rule.onNodeWithText(clickedRoom.computedName).performClick()
+        }
+    }
+
+    @Test
+    fun `composing load more indicator emits expected Event`() {
+        val eventsRecorder = EventsRecorder<RoomDirectoryEvents>()
+        val state = aRoomDirectoryState(
+            displayLoadMoreIndicator = true,
+            eventSink = eventsRecorder,
+        )
+        rule.setRoomDirectoryView(state = state)
+        eventsRecorder.assertSingle(RoomDirectoryEvents.LoadMore)
+    }
+}
+
+private fun <R : TestRule> AndroidComposeTestRule<R, ComponentActivity>.setRoomDirectoryView(
+    state: RoomDirectoryState,
+    onBackClick: () -> Unit = EnsureNeverCalled(),
+    onResultClick: (RoomDescription) -> Unit = EnsureNeverCalledWithParam(),
+) {
+    setContent {
+        RoomDirectoryView(
+            state = state,
+            onResultClick = onResultClick,
+            onBackClick = onBackClick,
+        )
+    }
+}