public async Task <ActionResult> AddEventParticipants(Guid eventId, Guid[] users)
{
if (eventId == null || await _service.GetEventAsync(eventId) == null)
{
return(BadRequest(new ErrorResponseFormat(Constants.Errors.EVENT_NOT_FOUND)));
}
if (!await _service.CanParticipate(eventId, users))
{
return(BadRequest(new ErrorResponseFormat(
Constants.Errors.EXCEEDED_PARTICIPANTS_COUNT_LIMIT)));
}
if (!await _service.AlreadyParticipate(eventId, users))
{
return(BadRequest(new ErrorResponseFormat(
Constants.Errors.USER_ALREADY_PARTICIPATE)));
}
var result = await _service.AddEventParticipant(eventId, users);
return(Ok());
}