feat(join by alias) : refactor navigation for create room flow

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

@@ -357,8 +357,8 @@ class LoggedInFlowNode @AssistedInject constructor(
             }
             NavTarget.CreateRoom -> {
                 val callback = object : CreateRoomEntryPoint.Callback {
-                    override fun onSuccess(roomId: RoomId) {
+                    override fun onOpenRoom(roomIdOrAlias: RoomIdOrAlias) {
-                        backstack.replace(NavTarget.Room(roomId.toRoomIdOrAlias()))
+                        backstack.replace(NavTarget.Room(roomIdOrAlias))
                     }
                 }
 

features/createroom/api/src/main/kotlin/io/element/android/features/createroom/api/CreateRoomEntryPoint.kt

@@ -11,7 +11,7 @@ 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
+import io.element.android.libraries.matrix.api.core.RoomIdOrAlias
 
 interface CreateRoomEntryPoint : FeatureEntryPoint {
     fun nodeBuilder(parentNode: Node, buildContext: BuildContext): NodeBuilder
@@ -21,6 +21,6 @@ interface CreateRoomEntryPoint : FeatureEntryPoint {
     }
 
     interface Callback : Plugin {
-        fun onSuccess(roomId: RoomId)
+        fun onOpenRoom(roomIdOrAlias: RoomIdOrAlias)
     }
 }

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/CreateRoomNavigator.kt

@@ -0,0 +1,35 @@
+/*
+ * 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.createroom
+
+import com.bumble.appyx.core.plugin.Plugin
+import com.bumble.appyx.navmodel.backstack.BackStack
+import com.bumble.appyx.navmodel.backstack.operation.push
+import io.element.android.features.createroom.impl.CreateRoomFlowNode.NavTarget
+import io.element.android.libraries.architecture.overlay.Overlay
+import io.element.android.libraries.architecture.overlay.operation.hide
+import io.element.android.libraries.architecture.overlay.operation.show
+import io.element.android.libraries.matrix.api.core.RoomIdOrAlias
+
+interface CreateRoomNavigator : Plugin {
+    fun onOpenRoom(roomIdOrAlias: RoomIdOrAlias)
+    fun onCreateNewRoom()
+}
+
+class DefaultCreateRoomNavigator(
+    private val backstack: BackStack<NavTarget>,
+    private val openRoom: (RoomIdOrAlias) -> Unit,
+) : CreateRoomNavigator {
+
+    override fun onOpenRoom(roomIdOrAlias: RoomIdOrAlias) = openRoom(roomIdOrAlias)
+
+    override fun onCreateNewRoom() {
+        backstack.push(NavTarget.NewRoom)
+    }
+
+}

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/ConfigureRoomFlowNode.kt

@@ -19,6 +19,7 @@ import com.bumble.appyx.navmodel.backstack.operation.push
 import dagger.assisted.Assisted
 import dagger.assisted.AssistedInject
 import io.element.android.anvilannotations.ContributesNode
+import io.element.android.features.createroom.CreateRoomNavigator
 import io.element.android.features.createroom.impl.addpeople.AddPeopleNode
 import io.element.android.features.createroom.impl.configureroom.ConfigureRoomNode
 import io.element.android.features.createroom.impl.di.CreateRoomComponent
@@ -46,6 +47,7 @@ class ConfigureRoomFlowNode @AssistedInject constructor(
     private val component by lazy {
         parent!!.bindings<CreateRoomComponent.ParentBindings>().createRoomComponentBuilder().build()
     }
+    private val navigator = plugins<CreateRoomNavigator>().first()
 
     override val daggerComponent: Any
         get() = component
@@ -58,6 +60,7 @@ class ConfigureRoomFlowNode @AssistedInject constructor(
         data object ConfigureRoom : NavTarget
     }
 
+
     override fun resolve(navTarget: NavTarget, buildContext: BuildContext): Node {
         return when (navTarget) {
             NavTarget.Root -> {
@@ -69,8 +72,7 @@ class ConfigureRoomFlowNode @AssistedInject constructor(
                 createNode<AddPeopleNode>(buildContext = buildContext, plugins = listOf(callback))
             }
             NavTarget.ConfigureRoom -> {
-                val callbacks = plugins<ConfigureRoomNode.Callback>()
+                createNode<ConfigureRoomNode>(buildContext = buildContext, plugins = listOf(navigator))
-                createNode<ConfigureRoomNode>(buildContext = buildContext, plugins = callbacks)
             }
         }
     }

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/CreateRoomFlowNode.kt

@@ -9,24 +9,26 @@ package io.element.android.features.createroom.impl
 
 import android.os.Parcelable
 import androidx.compose.runtime.Composable
+import androidx.compose.runtime.remember
 import androidx.compose.ui.Modifier
 import com.bumble.appyx.core.modality.BuildContext
+import com.bumble.appyx.core.navigation.transition.JumpToEndTransitionHandler
 import com.bumble.appyx.core.node.Node
 import com.bumble.appyx.core.plugin.Plugin
 import com.bumble.appyx.core.plugin.plugins
 import com.bumble.appyx.navmodel.backstack.BackStack
-import com.bumble.appyx.navmodel.backstack.operation.push
 import dagger.assisted.Assisted
 import dagger.assisted.AssistedInject
 import io.element.android.anvilannotations.ContributesNode
+import io.element.android.features.createroom.DefaultCreateRoomNavigator
 import io.element.android.features.createroom.api.CreateRoomEntryPoint
-import io.element.android.features.createroom.impl.configureroom.ConfigureRoomNode
 import io.element.android.features.createroom.impl.root.CreateRoomRootNode
 import io.element.android.libraries.architecture.BackstackView
 import io.element.android.libraries.architecture.BaseFlowNode
 import io.element.android.libraries.architecture.createNode
 import io.element.android.libraries.di.SessionScope
 import io.element.android.libraries.matrix.api.core.RoomId
+import io.element.android.libraries.matrix.api.core.RoomIdOrAlias
 import kotlinx.parcelize.Parcelize
 
 @ContributesNode(SessionScope::class)
@@ -47,29 +49,23 @@ class CreateRoomFlowNode @AssistedInject constructor(
 
         @Parcelize
         data object NewRoom : NavTarget
+
     }
 
+    private val navigator = DefaultCreateRoomNavigator(
+        backstack = backstack,
+        openRoom = { roomIdOrAlias ->
+            plugins<CreateRoomEntryPoint.Callback>().forEach { it.onOpenRoom(roomIdOrAlias) }
+        }
+    )
+
     override fun resolve(navTarget: NavTarget, buildContext: BuildContext): Node {
         return when (navTarget) {
             NavTarget.Root -> {
-                val callback = object : CreateRoomRootNode.Callback {
+                createNode<CreateRoomRootNode>(buildContext = buildContext, plugins = listOf(navigator))
-                    override fun onCreateNewRoom() {
-                        backstack.push(NavTarget.NewRoom)
-                    }
-
-                    override fun onStartChatSuccess(roomId: RoomId) {
-                        plugins<CreateRoomEntryPoint.Callback>().forEach { it.onSuccess(roomId) }
-                    }
-                }
-                createNode<CreateRoomRootNode>(buildContext = buildContext, plugins = listOf(callback))
             }
             NavTarget.NewRoom -> {
-                val callback = object : ConfigureRoomNode.Callback {
+                createNode<ConfigureRoomFlowNode>(buildContext = buildContext, plugins = listOf(navigator))
-                    override fun onCreateRoomSuccess(roomId: RoomId) {
-                        plugins<CreateRoomEntryPoint.Callback>().forEach { it.onSuccess(roomId) }
-                    }
-                }
-                createNode<ConfigureRoomFlowNode>(buildContext = buildContext, plugins = listOf(callback))
             }
         }
     }

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/configureroom/ConfigureRoomNode.kt

@@ -18,8 +18,9 @@ import dagger.assisted.Assisted
 import dagger.assisted.AssistedInject
 import im.vector.app.features.analytics.plan.MobileScreen
 import io.element.android.anvilannotations.ContributesNode
+import io.element.android.features.createroom.CreateRoomNavigator
 import io.element.android.features.createroom.impl.di.CreateRoomScope
-import io.element.android.libraries.matrix.api.core.RoomId
+import io.element.android.libraries.matrix.api.core.toRoomIdOrAlias
 import io.element.android.services.analytics.api.AnalyticsService
 
 @ContributesNode(CreateRoomScope::class)
@@ -29,6 +30,9 @@ class ConfigureRoomNode @AssistedInject constructor(
     private val presenter: ConfigureRoomPresenter,
     private val analyticsService: AnalyticsService,
 ) : Node(buildContext, plugins = plugins) {
+
+    private val navigator = plugins<CreateRoomNavigator>().first()
+
     init {
         lifecycle.subscribe(
             onResume = {
@@ -37,14 +41,6 @@ class ConfigureRoomNode @AssistedInject constructor(
         )
     }
 
-    interface Callback : Plugin {
-        fun onCreateRoomSuccess(roomId: RoomId)
-    }
-
-    private fun onCreateRoomSuccess(roomId: RoomId) {
-        plugins<Callback>().forEach { it.onCreateRoomSuccess(roomId) }
-    }
-
     @Composable
     override fun View(modifier: Modifier) {
         val state = presenter.present()
@@ -52,7 +48,9 @@ class ConfigureRoomNode @AssistedInject constructor(
             state = state,
             modifier = modifier,
             onBackClick = this::navigateUp,
-            onCreateRoomSuccess = this::onCreateRoomSuccess,
+            onCreateRoomSuccess = {
+                navigator.onOpenRoom(it.toRoomIdOrAlias())
+            },
         )
     }
 }

features/createroom/impl/src/main/kotlin/io/element/android/features/createroom/impl/root/CreateRoomRootNode.kt

@@ -20,9 +20,10 @@ import dagger.assisted.Assisted
 import dagger.assisted.AssistedInject
 import im.vector.app.features.analytics.plan.MobileScreen
 import io.element.android.anvilannotations.ContributesNode
+import io.element.android.features.createroom.CreateRoomNavigator
 import io.element.android.libraries.deeplink.usecase.InviteFriendsUseCase
 import io.element.android.libraries.di.SessionScope
-import io.element.android.libraries.matrix.api.core.RoomId
+import io.element.android.libraries.matrix.api.core.toRoomIdOrAlias
 import io.element.android.services.analytics.api.AnalyticsService
 
 @ContributesNode(SessionScope::class)
@@ -33,18 +34,8 @@ class CreateRoomRootNode @AssistedInject constructor(
     private val analyticsService: AnalyticsService,
     private val inviteFriendsUseCase: InviteFriendsUseCase,
 ) : Node(buildContext, plugins = plugins) {
-    interface Callback : Plugin {
-        fun onCreateNewRoom()
-        fun onStartChatSuccess(roomId: RoomId)
-    }
 
-    private fun onCreateNewRoom() {
+    private val navigator = plugins<CreateRoomNavigator>().first()
-        plugins<Callback>().forEach { it.onCreateNewRoom() }
-    }
-
-    private fun onStartChatSuccess(roomId: RoomId) {
-        plugins<Callback>().forEach { it.onStartChatSuccess(roomId) }
-    }
 
     init {
         lifecycle.subscribe(
@@ -60,8 +51,10 @@ class CreateRoomRootNode @AssistedInject constructor(
             state = state,
             modifier = modifier,
             onCloseClick = this::navigateUp,
-            onNewRoomClick = ::onCreateNewRoom,
+            onNewRoomClick = navigator::onCreateNewRoom,
-            onOpenDM = ::onStartChatSuccess,
+            onOpenDM = {
+                navigator.onOpenRoom(it.toRoomIdOrAlias())
+            },
             onInviteFriendsClick = { invitePeople(activity) }
         )
     }