make join_with_link work for users who are logged in or logged out

lib/config/routes.dart

@@ -113,6 +113,14 @@ abstract class AppRoutes {
       ),
     ),
     // #Pangea
+    GoRoute(
+      path: '/join_with_link',
+      pageBuilder: (context, state) => defaultPageBuilder(
+        context,
+        state,
+        const JoinClassWithLink(),
+      ),
+    ),
     GoRoute(
       path: '/user_age',
       pageBuilder: (context, state) => defaultPageBuilder(
@@ -154,15 +162,6 @@ abstract class AppRoutes {
           ),
           redirect: loggedOutRedirect,
         ),
-        GoRoute(
-          path: '/join_with_link',
-          pageBuilder: (context, state) => defaultPageBuilder(
-            context,
-            state,
-            const JoinClassWithLink(),
-          ),
-          redirect: loggedOutRedirect,
-        ),
         // Pangea#
         GoRoute(
           path: '/rooms',

lib/pages/chat_list/space_view.dart

@@ -81,17 +81,25 @@ class _SpaceViewState extends State<SpaceView> {
         nextBatch: null,
       );
     }
+
+    setState(() {
+      error = null;
+      loading = true;
+    });
     // Pangea#
+
     final activeSpaceId = widget.controller.activeSpaceId!;
     final client = Matrix.of(context).client;
 
     final activeSpace = client.getRoomById(activeSpaceId);
     await activeSpace?.postLoad();
 
-    setState(() {
-      error = null;
-      loading = true;
-    });
+    // #Pangea
+    // setState(() {
+    //   error = null;
+    //   loading = true;
+    // });
+    // Pangea#
 
     try {
       final response = await client.getSpaceHierarchy(

lib/pangea/controllers/class_controller.dart

@@ -105,36 +105,44 @@ class ClassController extends BaseController {
   }
 
   Future<void> joinClasswithCode(BuildContext context, String classCode) async {
-    final QueryPublicRoomsResponse queryPublicRoomsResponse =
-        await Matrix.of(context).client.queryPublicRooms(
-              limit: 1,
-              filter: PublicRoomQueryFilter(genericSearchTerm: classCode),
-            );
-
-    final PublicRoomsChunk? classChunk =
-        queryPublicRoomsResponse.chunk.firstWhereOrNull((element) {
-      return element.canonicalAlias?.replaceAll("#", "").split(":")[0] ==
-          classCode;
-    });
-
-    if (classChunk == null) {
-      ClassCodeUtil.messageSnack(context, L10n.of(context)!.unableToFindClass);
-      return;
-    }
+    try {
+      final QueryPublicRoomsResponse queryPublicRoomsResponse =
+          await Matrix.of(context).client.queryPublicRooms(
+                limit: 1,
+                filter: PublicRoomQueryFilter(genericSearchTerm: classCode),
+              );
+
+      final PublicRoomsChunk? classChunk =
+          queryPublicRoomsResponse.chunk.firstWhereOrNull((element) {
+        return element.canonicalAlias?.replaceAll("#", "").split(":")[0] ==
+            classCode;
+      });
+
+      if (classChunk == null) {
+        ClassCodeUtil.messageSnack(
+            context, L10n.of(context)!.unableToFindClass);
+        return;
+      }
+
+      if (Matrix.of(context)
+          .client
+          .rooms
+          .any((room) => room.id == classChunk.roomId)) {
+        setActiveSpaceIdInChatListController(classChunk.roomId);
+        ClassCodeUtil.messageSnack(context, L10n.of(context)!.alreadyInClass);
+        return;
+      }
+      await _pangeaController.matrixState.client.joinRoom(classChunk.roomId);
 
-    if (Matrix.of(context)
-        .client
-        .rooms
-        .any((room) => room.id == classChunk.roomId)) {
       setActiveSpaceIdInChatListController(classChunk.roomId);
-      ClassCodeUtil.messageSnack(context, L10n.of(context)!.alreadyInClass);
+      GoogleAnalytics.joinClass(classCode);
       return;
+    } catch (err) {
+      ClassCodeUtil.messageSnack(
+        context,
+        ErrorCopy(context, err).body,
+      );
     }
-    await _pangeaController.matrixState.client.joinRoom(classChunk.roomId);
-
-    setActiveSpaceIdInChatListController(classChunk.roomId);
-    GoogleAnalytics.joinClass(classCode);
-    return;
     // P-EPIC
     // prereq - server needs ability to invite to private room. how?
     // does server api have ability with admin token?

lib/pangea/utils/class_code.dart

@@ -1,7 +1,6 @@
 import 'dart:math';
 
 import 'package:adaptive_dialog/adaptive_dialog.dart';
-import 'package:fluffychat/pangea/utils/error_handler.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/l10n.dart';
 
@@ -35,18 +34,10 @@ class ClassCodeUtil {
       ],
     );
     if (classCode == null || classCode.single.isEmpty) return;
-
-    try {
-      await pangeaController.classController.joinClasswithCode(
-        context,
-        classCode.first,
-      );
-    } catch (err) {
-      messageSnack(
-        context,
-        ErrorCopy(context, err).body,
-      );
-    }
+    await pangeaController.classController.joinClasswithCode(
+      context,
+      classCode.first,
+    );
   }
 
   static messageDialog(

lib/pangea/widgets/class/join_with_link.dart

@@ -1,7 +1,6 @@
 import 'package:fluffychat/pangea/constants/url_query_parameter_keys.dart';
 import 'package:fluffychat/pangea/controllers/pangea_controller.dart';
 import 'package:fluffychat/pangea/utils/class_code.dart';
-import 'package:fluffychat/widgets/layouts/empty_page.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_gen/gen_l10n/l10n.dart';
 import 'package:go_router/go_router.dart';
@@ -28,7 +27,7 @@ class _JoinClassWithLinkState extends State<JoinClassWithLink> {
   void initState() {
     super.initState();
 
-    Future.delayed(Duration.zero, () {
+    Future.delayed(Duration.zero, () async {
       classCode = GoRouterState.of(context)
           .uri
           .queryParameters[UrlQueryParameterKeys.classCode];
@@ -42,35 +41,32 @@ class _JoinClassWithLinkState extends State<JoinClassWithLink> {
       }
 
       if (!Matrix.of(context).client.isLogged()) {
-        return ClassCodeUtil.messageDialog(
-            context, L10n.of(context)!.pleaseLoginFirst, () async {
-          await _pangeaController.pStoreService.save(
-            PLocalKey.cachedClassCodeToJoin,
-            classCode,
-            addClientIdToKey: false,
-            local: true,
-          );
-          context.go("/home");
-        });
+        await _pangeaController.pStoreService.save(
+          PLocalKey.cachedClassCodeToJoin,
+          classCode,
+          addClientIdToKey: false,
+          local: true,
+        );
+        context.go("/home");
+        return;
       }
 
       _pangeaController.classController
           .joinClasswithCode(
-            context,
-            classCode!,
-          )
-          .onError(
-            (error, stackTrace) => ClassCodeUtil.messageSnack(
-              context,
-              ErrorCopy(context, error).body,
-            ),
-          )
-          .whenComplete(
-            () => context.go("/rooms"),
-          );
+        context,
+        classCode!,
+      )
+          .onError((error, stackTrace) {
+        ClassCodeUtil.messageSnack(
+          context,
+          ErrorCopy(context, error).body,
+        );
+      }).whenComplete(
+        () => context.go("/rooms"),
+      );
     });
   }
 
   @override
-  Widget build(BuildContext context) => const EmptyPage();
+  Widget build(BuildContext context) => const SizedBox();
 }