Fixes #3406

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/permalinks/PermalinkService.kt

@@ -54,7 +54,7 @@ interface PermalinkService {
      *
      * @return the permalink, or null in case of error
      */
-    fun createRoomPermalink(roomId: String): String?
+    fun createRoomPermalink(roomId: String, viaServers: List<String>? = null): String?
 
     /**
      * Creates a permalink for an event. If you have an event you can use [createPermalink]

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/permalinks/DefaultPermalinkService.kt

@@ -33,8 +33,8 @@ internal class DefaultPermalinkService @Inject constructor(
         return permalinkFactory.createPermalink(id)
     }
 
-    override fun createRoomPermalink(roomId: String): String? {
+    override fun createRoomPermalink(roomId: String, via: List<String>?): String? {
-        return permalinkFactory.createRoomPermalink(roomId)
+        return permalinkFactory.createRoomPermalink(roomId, via)
     }
 
     override fun createPermalink(roomId: String, eventId: String): String {

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/permalinks/PermalinkFactory.kt

@@ -19,6 +19,7 @@ package org.matrix.android.sdk.internal.session.permalinks
 import org.matrix.android.sdk.api.session.events.model.Event
 import org.matrix.android.sdk.api.session.permalinks.PermalinkService.Companion.MATRIX_TO_URL_BASE
 import org.matrix.android.sdk.internal.di.UserId
+import java.net.URLEncoder
 import javax.inject.Inject
 
 internal class PermalinkFactory @Inject constructor(
@@ -40,11 +41,18 @@ internal class PermalinkFactory @Inject constructor(
         } else MATRIX_TO_URL_BASE + escape(id)
     }
 
-    fun createRoomPermalink(roomId: String): String? {
+    fun createRoomPermalink(roomId: String, via: List<String>? = null): String? {
         return if (roomId.isEmpty()) {
             null
         } else {
-            MATRIX_TO_URL_BASE + escape(roomId) + viaParameterFinder.computeViaParams(userId, roomId)
+            buildString {
+                append(MATRIX_TO_URL_BASE)
+                append(escape(roomId))
+                append(
+                        via?.joinToString(prefix = "?via=", separator = "&via=") { URLEncoder.encode(it, "utf-8") }
+                                ?: viaParameterFinder.computeViaParams(userId, roomId)
+                )
+            }
         }
     }
 

newsfragment/3401.bugfix

@@ -1 +1,2 @@
 Fix | On Android it seems to be impossible to view the complete description of a Space (without dev tools) (#3386)
+Fix | Suggest Rooms, Show a detailed view of the room on click (#3406)

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

@@ -30,4 +30,5 @@ sealed class RoomListAction : VectorViewModelAction {
     data class ToggleTag(val roomId: String, val tag: String) : RoomListAction()
     data class LeaveRoom(val roomId: String) : RoomListAction()
     data class JoinSuggestedRoom(val roomId: String, val viaServers: List<String>?) : RoomListAction()
+    data class ShowRoomDetails(val roomId: String, val viaServers: List<String>?) : RoomListAction()
 }

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

@@ -112,6 +112,7 @@ class RoomListFragment @Inject constructor(
                 is RoomListViewEvents.Failure                   -> showFailure(it.throwable)
                 is RoomListViewEvents.SelectRoom                -> handleSelectRoom(it)
                 is RoomListViewEvents.Done                      -> Unit
+                is RoomListViewEvents.NavigateToMxToBottomSheet -> handleShowMxToLink(it.link)
             }.exhaustive
         }
 
@@ -155,6 +156,10 @@ class RoomListFragment @Inject constructor(
         showErrorInSnackbar(throwable)
     }
 
+    private fun handleShowMxToLink(link: String) {
+        navigator.openMatrixToBottomSheet(requireContext(), link)
+    }
+
     override fun onDestroyView() {
         adapterInfosList.onEach { it.contentEpoxyController.removeModelBuildListener(modelBuildListener) }
         adapterInfosList.clear()
@@ -474,6 +479,10 @@ class RoomListFragment @Inject constructor(
         roomListViewModel.handle(RoomListAction.JoinSuggestedRoom(room.childRoomId, room.viaServers))
     }
 
+    override fun onSuggestedRoomClicked(room: SpaceChildInfo) {
+        roomListViewModel.handle(RoomListAction.ShowRoomDetails(room.childRoomId, room.viaServers))
+    }
+
     override fun onRejectRoomInvitation(room: RoomSummary) {
         notificationDrawerManager.clearMemberShipNotificationForRoom(room.roomId)
         roomListViewModel.handle(RoomListAction.RejectInvitation(room))

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

@@ -26,4 +26,5 @@ interface RoomListListener : FilteredRoomFooterItem.FilteredRoomFooterItemListen
     fun onRejectRoomInvitation(room: RoomSummary)
     fun onAcceptRoomInvitation(room: RoomSummary)
     fun onJoinSuggestedRoom(room: SpaceChildInfo)
+    fun onSuggestedRoomClicked(room: SpaceChildInfo)
 }

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

@@ -29,4 +29,5 @@ sealed class RoomListViewEvents : VectorViewEvents {
 
     data class SelectRoom(val roomSummary: RoomSummary) : RoomListViewEvents()
     object Done : RoomListViewEvents()
+    data class NavigateToMxToBottomSheet(val link: String) : RoomListViewEvents()
 }

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

@@ -161,6 +161,7 @@ class RoomListViewModel @Inject constructor(
             is RoomListAction.ToggleTag                   -> handleToggleTag(action)
             is RoomListAction.ToggleSection               -> handleToggleSection(action.section)
             is RoomListAction.JoinSuggestedRoom           -> handleJoinSuggestedRoom(action)
+            is RoomListAction.ShowRoomDetails             -> handleShowRoomDetails(action)
         }.exhaustive
     }
 
@@ -289,6 +290,12 @@ class RoomListViewModel @Inject constructor(
         }
     }
 
+    private fun handleShowRoomDetails(action: RoomListAction.ShowRoomDetails) {
+        session.permalinkService().createRoomPermalink(action.roomId, action.viaServers)?.let {
+            _viewEvents.post(RoomListViewEvents.NavigateToMxToBottomSheet(it))
+        }
+    }
+
     private fun handleToggleTag(action: RoomListAction.ToggleTag) {
         session.getRoom(action.roomId)?.let { room ->
             viewModelScope.launch(Dispatchers.IO) {

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

@@ -16,7 +16,6 @@
 
 package im.vector.app.features.home.room.list
 
-import android.view.View
 import com.airbnb.mvrx.Async
 import com.airbnb.mvrx.Loading
 import im.vector.app.R
@@ -56,7 +55,7 @@ class RoomSummaryItemFactory @Inject constructor(private val displayableEventFor
 
     fun createSuggestion(spaceChildInfo: SpaceChildInfo,
                          suggestedRoomJoiningStates: Map<String, Async<Unit>>,
-                         onJoinClick: View.OnClickListener): VectorEpoxyModel<*> {
+                         listener: RoomListListener?): VectorEpoxyModel<*> {
         return SpaceChildInfoItem_()
                 .id("sug_${spaceChildInfo.childRoomId}")
                 .matrixItem(spaceChildInfo.toMatrixItem())
@@ -65,7 +64,8 @@ class RoomSummaryItemFactory @Inject constructor(private val displayableEventFor
                 .buttonLabel(stringProvider.getString(R.string.join))
                 .loading(suggestedRoomJoiningStates[spaceChildInfo.childRoomId] is Loading)
                 .memberCount(spaceChildInfo.activeMemberCount ?: 0)
-                .buttonClickListener(onJoinClick)
+                .buttonClickListener(DebouncedClickListener({ listener?.onJoinSuggestedRoom(spaceChildInfo) }))
+                .itemClickListener(DebouncedClickListener({ listener?.onSuggestedRoomClicked(spaceChildInfo) }))
     }
 
     private fun createInvitationItem(roomSummary: RoomSummary,

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

@@ -24,11 +24,7 @@ class SuggestedRoomListController(
 
     override fun buildModels(data: SuggestedRoomInfo?) {
         data?.rooms?.forEach { info ->
-            roomSummaryItemFactory.createSuggestion(info, data.joinEcho) {
+            add(roomSummaryItemFactory.createSuggestion(info, data.joinEcho, listener))
-                listener?.onJoinSuggestedRoom(info)
-            }.let {
-                add(it)
-            }
         }
     }
 }