feat: Add confirmation dialog before accepting invite

lib/pages/chat_list/chat_list.dart

@@ -20,6 +20,7 @@ import 'package:fluffychat/utils/matrix_sdk_extensions/matrix_locals.dart';
 import 'package:fluffychat/utils/platform_infos.dart';
 import 'package:fluffychat/utils/show_scaffold_dialog.dart';
 import 'package:fluffychat/utils/show_update_snackbar.dart';
+import 'package:fluffychat/widgets/adaptive_dialogs/adaptive_dialog_action.dart';
 import 'package:fluffychat/widgets/adaptive_dialogs/show_modal_action_popup.dart';
 import 'package:fluffychat/widgets/adaptive_dialogs/show_ok_cancel_alert_dialog.dart';
 import 'package:fluffychat/widgets/adaptive_dialogs/show_text_input_dialog.dart';
@@ -113,6 +114,82 @@ class ChatListController extends State<ChatList>
 
   void onChatTap(Room room) async {
     if (room.membership == Membership.invite) {
+      final theme = Theme.of(context);
+      final inviteEvent = room.getState(
+        EventTypes.RoomMember,
+        room.client.userID!,
+      );
+      final matrixLocals = MatrixLocals(L10n.of(context));
+      final action = await showAdaptiveDialog<InviteAction>(
+        context: context,
+        builder: (context) => AlertDialog.adaptive(
+          title: ConstrainedBox(
+            constraints: const BoxConstraints(maxWidth: 256),
+            child: Center(
+              child: Text(
+                room.getLocalizedDisplayname(matrixLocals),
+                textAlign: TextAlign.center,
+              ),
+            ),
+          ),
+          content: ConstrainedBox(
+            constraints: const BoxConstraints(maxWidth: 256, maxHeight: 256),
+            child: Text(
+              inviteEvent == null
+                  ? L10n.of(context).inviteForMe
+                  : inviteEvent.content.tryGet<String>('reason') ??
+                      L10n.of(context).youInvitedBy(
+                        room
+                            .unsafeGetUserFromMemoryOrFallback(
+                              inviteEvent.senderId,
+                            )
+                            .calcDisplayname(i18n: matrixLocals),
+                      ),
+              textAlign: TextAlign.center,
+            ),
+          ),
+          actions: [
+            AdaptiveDialogAction(
+              onPressed: () => Navigator.of(context).pop(InviteAction.accept),
+              bigButtons: true,
+              child: Text(L10n.of(context).accept),
+            ),
+            AdaptiveDialogAction(
+              onPressed: () => Navigator.of(context).pop(InviteAction.decline),
+              bigButtons: true,
+              child: Text(
+                L10n.of(context).decline,
+                style: TextStyle(color: theme.colorScheme.error),
+              ),
+            ),
+            AdaptiveDialogAction(
+              onPressed: () => Navigator.of(context).pop(InviteAction.block),
+              bigButtons: true,
+              child: Text(
+                L10n.of(context).block,
+                style: TextStyle(color: theme.colorScheme.error),
+              ),
+            ),
+          ],
+        ),
+      );
+      switch (action) {
+        case null:
+          return;
+        case InviteAction.accept:
+          break;
+        case InviteAction.decline:
+          await showFutureLoadingDialog(
+            context: context,
+            future: () => room.leave(),
+          );
+          return;
+        case InviteAction.block:
+          final userId = inviteEvent?.senderId;
+          context.go('/rooms/settings/security/ignorelist', extra: userId);
+          return;
+      }
+      if (!mounted) return;
       final joinResult = await showFutureLoadingDialog(
         context: context,
         future: () async {
@@ -578,24 +655,6 @@ class ChatListController extends State<ChatList>
               ),
             ),
         ],
-        if (room.membership == Membership.invite)
-          PopupMenuItem(
-            value: ChatContextAction.block,
-            child: Row(
-              mainAxisSize: MainAxisSize.min,
-              children: [
-                Icon(
-                  Icons.block_outlined,
-                  color: Theme.of(context).colorScheme.error,
-                ),
-                const SizedBox(width: 12),
-                Text(
-                  L10n.of(context).block,
-                  style: TextStyle(color: Theme.of(context).colorScheme.error),
-                ),
-              ],
-            ),
-          ),
         PopupMenuItem(
           value: ChatContextAction.leave,
           child: Row(
@@ -686,10 +745,6 @@ class ChatListController extends State<ChatList>
           context: context,
           future: () => space.setSpaceChild(room.id),
         );
-      case ChatContextAction.block:
-        final userId =
-            room.getState(EventTypes.RoomMember, room.client.userID!)?.senderId;
-        context.go('/rooms/settings/security/ignorelist', extra: userId);
     }
   }
 
@@ -916,5 +971,6 @@ enum ChatContextAction {
   mute,
   leave,
   addToSpace,
-  block
 }
+
+enum InviteAction { accept, decline, block }