public AddParticipantsResponse AddParticipants(ISession session, AddParticipantsRequest request)
{
var response = request.CreateResponse <AddParticipantsResponse>();
var groupChat = _groupChatsRepository.GetChat(request.GroupId);
if (!HasAccess(groupChat, session.UserId))
{
response.Success = false;
response.Error = Errors.OperationIsNotPermitted;
return(response);
}
var addedParticipants = new List <GroupChatParticipant>();
foreach (var participantId in request.ParticipantIds)
{
var participant = new GroupChatParticipant {
UserId = participantId, Devices = _devicesRepository.GetDevices(participantId)
};
if (groupChat.Participants.AddIfUnique(participant, r => r.UserId))
{
_groupChatsRepository.AddGroupToUser(participant.UserId, request.GroupId);
addedParticipants.Add(participant);
}
}
foreach (var participant in addedParticipants)
{
_groupChangedEventManager.DeliverEventToDevices(participant.Devices,
() => new GroupChangedEvent
{
ChangesAuthorId = session.UserId,
GroupId = request.GroupId,
Participants = addedParticipants,
Type = GroupChangedEvent.ChangesType.ParticipantsAdded
});
}
if (addedParticipants.Count > 0)
{
_groupChatsRepository.UpdateOrCreateGroup(groupChat);
}
return(response);
}
public Task <AddParticipantsResponse> AddParticipants(AddParticipantsRequest request)
{
return(_connectionManager.SendRequestAndWaitResponse <AddParticipantsResponse>(request));
}