Feature : Report room (#4654)

* feature (report room) : introduce all presentation classes.

* feature (report room) : branch entry point in the room list

* refactor (matrix ui) : move some code from appnav to matrix ui

* feature (report room) : add api on room

* feature (report room) : adjust ui

* feature (report room) : branch api

* feature (decline invite and block) : move things around and introduce presentation classes

* feature (decline invite and block) : continue to move things

* feature (report room) : remove reference to "conversation" for now

* feature (report room) : add report room action to room detail screen

* feature (report room) : enabled button state

* feature (report room) : improve code and reuse

* feature (report room) : add feature flag

* feature (report room) : change feature flag to static bool

* feature (report room) : add tests

* feature (report room) : fix ui with new api on ListItem

* feature (report room) : clean up and add more tests.

* Update screenshots

* feature (report room) : more test and fix issue

* feature (report room) : update strings

* feature (report room) : fix konsist preview

* feature (report room) : disable feature

* Update screenshots

* var -> val

* Improve preview of AcceptDeclineInviteView

* Improve preview consistency

* Add missing test on DismissErrorAndHideContent

* Update screenshots

* Add missing tests

---------

Co-authored-by: ElementBot <android@element.io>
Co-authored-by: Benoit Marty <benoit@matrix.org>

libraries/matrixui/src/main/kotlin/io/element/android/libraries/matrix/ui/room/LoadingRoomState.kt

@@ -0,0 +1,55 @@
+/*
+ * 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.
+ */
+
+package io.element.android.libraries.matrix.ui.room
+
+import androidx.compose.runtime.Immutable
+import androidx.compose.ui.tooling.preview.PreviewParameterProvider
+import io.element.android.libraries.matrix.api.MatrixClient
+import io.element.android.libraries.matrix.api.core.RoomId
+import io.element.android.libraries.matrix.api.room.JoinedRoom
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.asFlow
+import kotlinx.coroutines.flow.map
+import kotlinx.coroutines.flow.stateIn
+import javax.inject.Inject
+
+@Immutable
+sealed interface LoadingRoomState {
+    data object Loading : LoadingRoomState
+    data object Error : LoadingRoomState
+    data class Loaded(val room: JoinedRoom) : LoadingRoomState
+}
+
+open class LoadingRoomStateProvider : PreviewParameterProvider<LoadingRoomState> {
+    override val values: Sequence<LoadingRoomState>
+        get() = sequenceOf(
+            LoadingRoomState.Loading,
+            LoadingRoomState.Error
+        )
+}
+
+class LoadingRoomStateFlowFactory @Inject constructor(private val matrixClient: MatrixClient) {
+    fun create(lifecycleScope: CoroutineScope, roomId: RoomId): StateFlow<LoadingRoomState> =
+        getJoinedRoomFlow(roomId)
+            .map { room ->
+                if (room != null) {
+                    LoadingRoomState.Loaded(room)
+                } else {
+                    LoadingRoomState.Error
+                }
+            }
+            .stateIn(lifecycleScope, SharingStarted.Eagerly, LoadingRoomState.Loading)
+
+    private fun getJoinedRoomFlow(roomId: RoomId): Flow<JoinedRoom?> = suspend {
+        matrixClient.getJoinedRoom(roomId = roomId)
+    }
+        .asFlow()
+}