don't change add to space toggle value if error when trying to add

lib/pangea/controllers/pangea_controller.dart

@@ -232,6 +232,7 @@ class PangeaController {
       if (space.canInvite && !userIds.contains(BotName.byEnvironment)) {
         try {
           await space.invite(BotName.byEnvironment);
+          await space.postLoad();
           await space.setPower(
             BotName.byEnvironment,
             ClassDefaultValues.powerLevelOfAdmin,

lib/pangea/widgets/class/add_space_toggles.dart

@@ -2,6 +2,7 @@ import 'package:collection/collection.dart';
 import 'package:fluffychat/config/app_config.dart';
 import 'package:fluffychat/pangea/extensions/pangea_room_extension.dart';
 import 'package:fluffychat/pangea/utils/error_handler.dart';
+import 'package:fluffychat/utils/localized_exception_extension.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/l10n.dart';
 import 'package:future_loading_dialog/future_loading_dialog.dart';
@@ -134,6 +135,13 @@ class AddToSpaceState extends State<AddToSpaceToggles> {
         future: () => add
             ? _addSingleSpace(room!.id, possibleParent)
             : possibleParent.removeSpaceChild(room!.id),
+        onError: (e) {
+          // if error occurs, do not change value of toggle
+          add = !add;
+          return (e as Object?)?.toLocalizedString(context) ??
+              e?.toString() ??
+              L10n.of(context)!.oopsSomethingWentWrong;
+        },
       );
     }
 

lib/widgets/matrix.dart

@@ -268,8 +268,14 @@ class MatrixState extends State<Matrix> with WidgetsBindingObserver {
     WidgetsBinding.instance.addPostFrameCallback((_) {
       LoadingDialog.defaultTitle = L10n.of(context)!.loadingPleaseWait;
       LoadingDialog.defaultBackLabel = L10n.of(context)!.close;
-      LoadingDialog.defaultOnError =
-          (e) => (e as Object?)!.toLocalizedString(context);
+      // #Pangea
+      // LoadingDialog.defaultOnError =
+      //     (e) => (e as Object?)!.toLocalizedString(context);
+      LoadingDialog.defaultOnError = (e) =>
+          (e as Object?)?.toLocalizedString(context) ??
+          e?.toString() ??
+          L10n.of(context)!.oopsSomethingWentWrong;
+      // Pangea#
     });
   }