Similar to Rocket.Chat.Go.SDK and implement APIs according to the Rocket Chat document. This SDK could be use in both in server side and in flutter. Not sure that this works or not in the browser.
https://pub.dartlang.org/packages/rocket_chat_dart
- Add rocket_chat_dart to your pubspec.yaml file's dependency.
- run
pub getorflutter packages get
To regenerate code run flutter packages pub run build_runner build --delete-conflicting-outputs