public KickParticipantsResponse KickParticipants(ISession session, KickParticipantsRequest request)
{
var response = request.CreateResponse <KickParticipantsResponse>();
var groupChat = _groupChatsRepository.GetChat(request.GroupId);
var originalParticipants = groupChat.Participants.ToList();
if (!HasAccess(groupChat, session.UserId))
{
response.Success = false;
response.Error = Errors.OperationIsNotPermitted;
return(response);
}
var leftParticipants = new List <GroupChatParticipant>();
foreach (var participantId in request.ParticipantIds)
{
if (session.UserId != participantId && groupChat.OwnerId != session.UserId)
{
response.Success = false;
response.Error = Errors.KickParticipants_OnlyOwnerCanKickParticipants;
return(response);
}
var participant = new GroupChatParticipant {
UserId = participantId
};
if (groupChat.Participants.RemoveAll(r => r.UserId == participantId) > 0)
{
leftParticipants.Add(participant);
_groupChatsRepository.RemoveGroupFromUser(participantId, request.GroupId);
}
}
foreach (var participant in originalParticipants)
{
_groupChangedEventManager.DeliverEventToDevices(participant.Devices,
() => new GroupChangedEvent
{
ChangesAuthorId = session.UserId,
GroupId = request.GroupId,
Participants = leftParticipants,
Type = GroupChangedEvent.ChangesType.ParticipantsLeft
});
}
if (leftParticipants.Count > 0)
{
_groupChatsRepository.UpdateOrCreateGroup(groupChat);
}
return(response);
}
