isjoined method

Future<bool> isjoined(
  1. String uid,
  2. String groupid,
  3. String groupname
)

Implementation

Future<bool> isjoined(String uid, String groupid, String groupname) async {
  DocumentReference databaseService = usercoll.doc(uid);
  DocumentSnapshot snapshot = await databaseService.get();

  List<dynamic> groups = await snapshot.get('groups');
  if (groups.contains("${groupid}_$groupname")) {
    return true;
  } else {
    return false;
  }
}