Room list room summary cleanup

features/roomlist/impl/src/main/kotlin/io/element/android/features/roomlist/impl/RoomListStateProvider.kt

@@ -19,7 +19,7 @@ package io.element.android.features.roomlist.impl
 import androidx.compose.ui.tooling.preview.PreviewParameterProvider
 import io.element.android.features.leaveroom.api.aLeaveRoomState
 import io.element.android.features.roomlist.impl.model.RoomListRoomSummary
-import io.element.android.features.roomlist.impl.model.RoomListRoomSummaryPlaceholders
+import io.element.android.features.roomlist.impl.model.aRoomListRoomSummary
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
 import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.designsystem.utils.snackbar.SnackbarMessage
@@ -71,25 +71,29 @@ internal fun aRoomListState() = RoomListState(
 
 internal fun aRoomListRoomSummaryList(): ImmutableList<RoomListRoomSummary> {
     return persistentListOf(
-        RoomListRoomSummary(
+        aRoomListRoomSummary(
             name = "Room",
             hasUnread = true,
             timestamp = "14:18",
             lastMessage = "A very very very very long message which suites on two lines",
             avatarData = AvatarData("!id", "R", size = AvatarSize.RoomListItem),
             id = "!roomId:domain",
-            roomId = RoomId("!roomId:domain")
         ),
-        RoomListRoomSummary(
+        aRoomListRoomSummary(
             name = "Room#2",
             hasUnread = false,
             timestamp = "14:16",
             lastMessage = "A short message",
             avatarData = AvatarData("!id", "Z", size = AvatarSize.RoomListItem),
             id = "!roomId2:domain",
-            roomId = RoomId("!roomId2:domain")
         ),
-        RoomListRoomSummaryPlaceholders.create("!roomId2:domain"),
-        RoomListRoomSummaryPlaceholders.create("!roomId3:domain"),
+        aRoomListRoomSummary(
+            id = "!roomId3:domain",
+            isPlaceholder = true,
+        ),
+        aRoomListRoomSummary(
+            id = "!roomId4:domain",
+            isPlaceholder = true,
+        ),
     )
 }

features/roomlist/impl/src/main/kotlin/io/element/android/features/roomlist/impl/datasource/RoomListDataSource.kt

@@ -17,16 +17,9 @@
 package io.element.android.features.roomlist.impl.datasource
 
 import io.element.android.features.roomlist.impl.model.RoomListRoomSummary
-import io.element.android.features.roomlist.impl.model.RoomListRoomSummaryPlaceholders
 import io.element.android.libraries.androidutils.diff.DiffCacheUpdater
 import io.element.android.libraries.androidutils.diff.MutableListDiffCache
 import io.element.android.libraries.core.coroutine.CoroutineDispatchers
-import io.element.android.libraries.core.extensions.orEmpty
-import io.element.android.libraries.dateformatter.api.LastMessageTimestampFormatter
-import io.element.android.libraries.designsystem.components.avatar.AvatarData
-import io.element.android.libraries.designsystem.components.avatar.AvatarSize
-import io.element.android.libraries.eventformatter.api.RoomLastMessageFormatter
-import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.notificationsettings.NotificationSettingsService
 import io.element.android.libraries.matrix.api.roomlist.RoomListService
 import io.element.android.libraries.matrix.api.roomlist.RoomSummary
@@ -49,8 +42,7 @@ import kotlin.time.Duration.Companion.seconds
 
 class RoomListDataSource @Inject constructor(
     private val roomListService: RoomListService,
-    private val lastMessageTimestampFormatter: LastMessageTimestampFormatter,
-    private val roomLastMessageFormatter: RoomLastMessageFormatter,
+    private val roomListRoomSummaryFactory: RoomListRoomSummaryFactory,
     private val coroutineDispatchers: CoroutineDispatchers,
     private val notificationSettingsService: NotificationSettingsService,
     private val appScope: CoroutineScope,
@@ -121,7 +113,7 @@ class RoomListDataSource @Inject constructor(
     private suspend fun buildAndEmitAllRooms(roomSummaries: List<RoomSummary>) {
         if (diffCache.isEmpty()) {
             _allRooms.emit(
-                RoomListRoomSummaryPlaceholders.createFakeList(16).toImmutableList()
+                roomListRoomSummaryFactory.createFakeList()
             )
         } else {
             val roomListRoomSummaries = ArrayList<RoomListRoomSummary>()
@@ -141,33 +133,10 @@ class RoomListDataSource @Inject constructor(
 
     private fun buildAndCacheItem(roomSummaries: List<RoomSummary>, index: Int): RoomListRoomSummary? {
         val roomListRoomSummary = when (val roomSummary = roomSummaries.getOrNull(index)) {
-            is RoomSummary.Empty -> RoomListRoomSummaryPlaceholders.create(roomSummary.identifier)
-            is RoomSummary.Filled -> {
-                val avatarData = AvatarData(
-                    id = roomSummary.identifier(),
-                    name = roomSummary.details.name,
-                    url = roomSummary.details.avatarUrl,
-                    size = AvatarSize.RoomListItem,
-                )
-                val roomIdentifier = roomSummary.identifier()
-                RoomListRoomSummary(
-                    id = roomSummary.identifier(),
-                    roomId = RoomId(roomIdentifier),
-                    name = roomSummary.details.name,
-                    hasUnread = roomSummary.details.unreadNotificationCount > 0,
-                    timestamp = lastMessageTimestampFormatter.format(roomSummary.details.lastMessageTimestamp),
-                    lastMessage = roomSummary.details.lastMessage?.let { message ->
-                        roomLastMessageFormatter.format(message.event, roomSummary.details.isDirect)
-                    }.orEmpty(),
-                    avatarData = avatarData,
-                    userDefinedNotificationMode = roomSummary.details.userDefinedNotificationMode,
-                    hasRoomCall = roomSummary.details.hasRoomCall,
-                    isDm = roomSummary.details.isDm,
-                )
-            }
+            is RoomSummary.Empty -> roomListRoomSummaryFactory.createPlaceholder(roomSummary.identifier)
+            is RoomSummary.Filled -> roomListRoomSummaryFactory.create(roomSummary)
             null -> null
         }
-
         diffCache[index] = roomListRoomSummary
         return roomListRoomSummary
     }

features/roomlist/impl/src/main/kotlin/io/element/android/features/roomlist/impl/datasource/RoomListRoomSummaryFactory.kt

@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2024 New Vector Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.element.android.features.roomlist.impl.datasource
+
+import io.element.android.features.roomlist.impl.model.RoomListRoomSummary
+import io.element.android.libraries.core.extensions.orEmpty
+import io.element.android.libraries.dateformatter.api.LastMessageTimestampFormatter
+import io.element.android.libraries.designsystem.components.avatar.AvatarData
+import io.element.android.libraries.designsystem.components.avatar.AvatarSize
+import io.element.android.libraries.eventformatter.api.RoomLastMessageFormatter
+import io.element.android.libraries.matrix.api.core.RoomId
+import io.element.android.libraries.matrix.api.roomlist.RoomSummary
+import kotlinx.collections.immutable.ImmutableList
+import kotlinx.collections.immutable.toImmutableList
+import javax.inject.Inject
+
+class RoomListRoomSummaryFactory @Inject constructor(
+    private val lastMessageTimestampFormatter: LastMessageTimestampFormatter,
+    private val roomLastMessageFormatter: RoomLastMessageFormatter,
+) {
+    fun createPlaceholder(id: String): RoomListRoomSummary {
+        return RoomListRoomSummary(
+            id = id,
+            roomId = RoomId("!aRoom:domain"),
+            isPlaceholder = true,
+            name = "Short name",
+            timestamp = "hh:mm",
+            lastMessage = "Last message for placeholder",
+            avatarData = AvatarData(id, "S", size = AvatarSize.RoomListItem),
+            hasUnread = false,
+            userDefinedNotificationMode = null,
+            hasRoomCall = false,
+            isDm = false,
+        )
+    }
+
+    fun createFakeList(): ImmutableList<RoomListRoomSummary> {
+        return List(16) {
+            createPlaceholder("!fakeRoom$it:domain")
+        }.toImmutableList()
+    }
+
+    fun create(roomSummary: RoomSummary.Filled): RoomListRoomSummary {
+        val roomIdentifier = roomSummary.identifier()
+        val avatarData = AvatarData(
+            id = roomIdentifier,
+            name = roomSummary.details.name,
+            url = roomSummary.details.avatarUrl,
+            size = AvatarSize.RoomListItem,
+        )
+        return RoomListRoomSummary(
+            id = roomIdentifier,
+            roomId = RoomId(roomIdentifier),
+            name = roomSummary.details.name,
+            hasUnread = roomSummary.details.unreadNotificationCount > 0,
+            timestamp = lastMessageTimestampFormatter.format(roomSummary.details.lastMessageTimestamp),
+            lastMessage = roomSummary.details.lastMessage?.let { message ->
+                roomLastMessageFormatter.format(message.event, roomSummary.details.isDirect)
+            }.orEmpty(),
+            avatarData = avatarData,
+            isPlaceholder = false,
+            userDefinedNotificationMode = roomSummary.details.userDefinedNotificationMode,
+            hasRoomCall = roomSummary.details.hasRoomCall,
+            isDm = roomSummary.details.isDm,
+        )
+    }
+}

features/roomlist/impl/src/main/kotlin/io/element/android/features/roomlist/impl/model/RoomListRoomSummary.kt

@@ -18,21 +18,20 @@ package io.element.android.features.roomlist.impl.model
 
 import androidx.compose.runtime.Immutable
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
-import io.element.android.libraries.designsystem.components.avatar.AvatarSize
 import io.element.android.libraries.matrix.api.core.RoomId
 import io.element.android.libraries.matrix.api.room.RoomNotificationMode
 
 @Immutable
 data class RoomListRoomSummary(
     val id: String,
     val roomId: RoomId,
-    val name: String = "",
-    val hasUnread: Boolean = false,
-    val timestamp: String? = null,
-    val lastMessage: CharSequence? = null,
-    val avatarData: AvatarData = AvatarData(id, name, size = AvatarSize.RoomListItem),
-    val isPlaceholder: Boolean = false,
-    val userDefinedNotificationMode: RoomNotificationMode? = null,
-    val hasRoomCall: Boolean = false,
-    val isDm: Boolean = false,
+    val name: String,
+    val hasUnread: Boolean,
+    val timestamp: String?,
+    val lastMessage: CharSequence?,
+    val avatarData: AvatarData,
+    val isPlaceholder: Boolean,
+    val userDefinedNotificationMode: RoomNotificationMode?,
+    val hasRoomCall: Boolean,
+    val isDm: Boolean,
 )

features/roomlist/impl/src/main/kotlin/io/element/android/features/roomlist/impl/model/RoomListRoomSummaryProvider.kt

@@ -28,10 +28,10 @@ open class RoomListRoomSummaryProvider : PreviewParameterProvider<RoomListRoomSu
             aRoomListRoomSummary(),
             aRoomListRoomSummary(lastMessage = null),
             aRoomListRoomSummary(hasUnread = true, notificationMode = RoomNotificationMode.MENTIONS_AND_KEYWORDS_ONLY),
-            aRoomListRoomSummary(timestamp = "88:88", notificationMode = RoomNotificationMode.MENTIONS_AND_KEYWORDS_ONLY),
-            aRoomListRoomSummary(timestamp = "88:88", notificationMode = RoomNotificationMode.MUTE),
-            aRoomListRoomSummary(timestamp = "88:88", hasUnread = true),
-            aRoomListRoomSummary(isPlaceholder = true, timestamp = "88:88"),
+            aRoomListRoomSummary(notificationMode = RoomNotificationMode.MENTIONS_AND_KEYWORDS_ONLY),
+            aRoomListRoomSummary(notificationMode = RoomNotificationMode.MUTE),
+            aRoomListRoomSummary(hasUnread = true),
+            aRoomListRoomSummary(isPlaceholder = true),
             aRoomListRoomSummary(
                 name = "A very long room name that should be truncated",
                 lastMessage = "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt" +
@@ -44,23 +44,27 @@ open class RoomListRoomSummaryProvider : PreviewParameterProvider<RoomListRoomSu
         )
 }
 
-fun aRoomListRoomSummary(
+internal fun aRoomListRoomSummary(
+    id: String = "!roomId:domain",
+    name: String = "Room name",
+    hasUnread: Boolean = false,
     lastMessage: String? = "Last message",
+    timestamp: String? = lastMessage?.let { "88:88" },
+    isPlaceholder: Boolean = false,
     notificationMode: RoomNotificationMode? = null,
-    hasUnread: Boolean = false,
-    timestamp: String? = "88:88",
     hasRoomCall: Boolean = false,
-    isPlaceholder: Boolean = false,
-    name: String = "Room name",
+    avatarData: AvatarData = AvatarData(id, name, size = AvatarSize.RoomListItem),
+    isDm: Boolean = false,
 ) = RoomListRoomSummary(
-    id = "!roomId",
-    roomId = RoomId("!roomId:domain"),
+    id = id,
+    roomId = RoomId(id),
     name = name,
     hasUnread = hasUnread,
     timestamp = timestamp,
     lastMessage = lastMessage,
-    avatarData = AvatarData("!roomId", "Room name", size = AvatarSize.RoomListItem),
+    avatarData = avatarData,
     isPlaceholder = isPlaceholder,
     userDefinedNotificationMode = notificationMode,
     hasRoomCall = hasRoomCall,
+    isDm = isDm,
 )

features/roomlist/impl/src/test/kotlin/io/element/android/features/roomlist/impl/RoomListPresenterTests.kt

@@ -28,8 +28,8 @@ import io.element.android.features.networkmonitor.test.FakeNetworkMonitor
 import io.element.android.features.roomlist.impl.datasource.FakeInviteDataSource
 import io.element.android.features.roomlist.impl.datasource.InviteStateDataSource
 import io.element.android.features.roomlist.impl.datasource.RoomListDataSource
+import io.element.android.features.roomlist.impl.datasource.RoomListRoomSummaryFactory
 import io.element.android.features.roomlist.impl.model.RoomListRoomSummary
-import io.element.android.features.roomlist.impl.model.aRoomListRoomSummary
 import io.element.android.libraries.dateformatter.api.LastMessageTimestampFormatter
 import io.element.android.libraries.dateformatter.test.FakeLastMessageTimestampFormatter
 import io.element.android.libraries.designsystem.components.avatar.AvatarData
@@ -316,7 +316,7 @@ class RoomListPresenterTests {
             skipItems(1)
 
             val initialState = awaitItem()
-            val summary = aRoomListRoomSummary()
+            val summary = aRoomListRoomSummary
             initialState.eventSink(RoomListEvents.ShowContextMenu(summary))
 
             val shownState = awaitItem()
@@ -336,7 +336,7 @@ class RoomListPresenterTests {
             skipItems(1)
 
             val initialState = awaitItem()
-            val summary = aRoomListRoomSummary()
+            val summary = aRoomListRoomSummary
             initialState.eventSink(RoomListEvents.ShowContextMenu(summary))
 
             val shownState = awaitItem()
@@ -415,9 +415,11 @@ class RoomListPresenterTests {
         inviteStateDataSource = inviteStateDataSource,
         leaveRoomPresenter = leaveRoomPresenter,
         roomListDataSource = RoomListDataSource(
-            client.roomListService,
-            lastMessageTimestampFormatter,
-            roomLastMessageFormatter,
+            roomListService = client.roomListService,
+            roomListRoomSummaryFactory = RoomListRoomSummaryFactory(
+                lastMessageTimestampFormatter = lastMessageTimestampFormatter,
+                roomLastMessageFormatter = roomLastMessageFormatter,
+            ),
             coroutineDispatchers = testCoroutineDispatchers(),
             notificationSettingsService = client.notificationSettingsService(),
             appScope = coroutineScope
@@ -443,4 +445,7 @@ private val aRoomListRoomSummary = RoomListRoomSummary(
     lastMessage = "",
     avatarData = AvatarData(id = A_ROOM_ID.value, name = A_ROOM_NAME, size = AvatarSize.RoomListItem),
     isPlaceholder = false,
+    userDefinedNotificationMode = null,
+    hasRoomCall = false,
+    isDm = false,
 )