Subspace support

README.md

@@ -36,7 +36,7 @@ A simple and user-friendly Matrix client made with Flutter and the Matrix Dart S
         -   [ ] From space
         -   [ ] Exploring
     -   [x] Leaving
-    -   [ ] Subspaces
+    -   [x] Subspaces
 -   [x] Messages
     -   [x] Sending
         -   [x] Plain text

lib/controllers/spaces_controller.dart

@@ -1,9 +1,9 @@
-import "package:collection/collection.dart";
 import "package:fast_immutable_collections/fast_immutable_collections.dart";
 import "package:flutter/material.dart";
 import "package:flutter_riverpod/flutter_riverpod.dart";
 import "package:nexus/controllers/client_controller.dart";
 import "package:nexus/helpers/extensions/get_full_room.dart";
+import "package:nexus/helpers/extensions/room_to_children.dart";
 import "package:nexus/models/space.dart";
 
 class SpacesController extends AsyncNotifier<IList<Space>> {
@@ -60,16 +60,7 @@ class SpacesController extends AsyncNotifier<IList<Space>> {
             avatar: space.avatar,
             id: space.roomData.id,
             roomData: space.roomData,
-            children: await Future.wait(
+            children: await space.roomData.getAllChildren(client),
-              space.roomData.spaceChildren
-                  .map(
-                    (child) => client.rooms.firstWhereOrNull(
-                      (room) => room.id == child.roomId,
-                    ),
-                  )
-                  .nonNulls
-                  .map((room) => room.fullRoom),
-            ),
           ),
         ),
       )),

lib/helpers/extensions/room_to_children.dart

@@ -0,0 +1,26 @@
+import "package:collection/collection.dart";
+import "package:matrix/matrix.dart";
+import "package:nexus/helpers/extensions/get_full_room.dart";
+import "package:nexus/models/full_room.dart";
+
+extension RoomToChildren on Room {
+  Future<List<FullRoom>> getAllChildren(Client client) async {
+    final direct = await Future.wait(
+      spaceChildren
+          .map(
+            (child) => client.rooms
+                .firstWhereOrNull((r) => r.id == child.roomId)
+                ?.fullRoom,
+          )
+          .nonNulls,
+    );
+
+    return (await Future.wait(
+      direct.map(
+        (child) async => child.roomData.isSpace
+            ? await child.roomData.getAllChildren(client)
+            : [child],
+      ),
+    )).expand((list) => list).toList();
+  }
+}