getUserInvitationStatus method Null safety

InvitationStatus? getUserInvitationStatus(
  1. User user
)

Returns the invitation status for user. Returns null if user is not invited.

Implementation

InvitationStatus? getUserInvitationStatus(final User user) {
  for (final invitation in invitations) {
    if (invitation.participant.userId == user.userId) {
      return invitation.status;
    }
  }
  return null;
}