Files
Client/lib/view/pages/talk/data/open_direct_chat.dart
T

67 lines
2.1 KiB
Dart

import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import '../../../../api/marianumcloud/talk/room/get_room_response.dart';
import '../../../../routing/app_routes.dart';
import '../../../../state/app/modules/chat_list/bloc/chat_list_bloc.dart';
import '../../../../widget/confirm_dialog.dart';
/// Opens an existing 1:1 chat with [actorId] or, after confirmation, creates
/// one. Shared between the group-message context menu and the reactions
/// overview (per-participant chat shortcut).
void openOrCreateDirectChat(
BuildContext context, {
required String actorId,
required String actorDisplayName,
}) {
final chatListBloc = context.read<ChatListBloc>();
GetRoomResponseObject? findExisting() {
final rooms = chatListBloc.state.data?.rooms;
if (rooms == null) return null;
for (final room in rooms.data) {
if (room.type == GetRoomResponseObjectConversationType.oneToOne &&
room.name == actorId) {
return room;
}
}
return null;
}
void switchToChat(GetRoomResponseObject room) {
// Pop the previous ChatView first — otherwise it stays in the
// back-stack with a now-mismatched currentToken and renders empty
// on back-swipe. Stop at popups so an open dialog stays alive.
Navigator.of(
context,
).popUntil((route) => route.isFirst || route is PopupRoute);
AppRoutes.openChatByToken(context, room.token);
}
final existing = findExisting();
if (existing != null) {
switchToChat(existing);
return;
}
ConfirmDialog(
title: 'Privatchat starten?',
content:
'Es existiert noch kein Privatchat mit $actorDisplayName. '
'Soll einer erstellt werden?',
confirmButton: 'Erstellen',
onConfirmAsync: () async {
await chatListBloc.createDirectChat(actorId);
final created = findExisting();
if (created == null) {
throw Exception(
'Privatchat konnte nach dem Erstellen nicht gefunden werden.',
);
}
if (context.mounted) {
switchToChat(created);
}
},
).asDialog(context);
}