public async Task <ChatDto> Handle(CreateChatCommand request, CancellationToken cancellationToken)
{
var chatExists = _context.Chats
.AsQueryable()
.Any(chat => chat.Name == request.Name && chat.OwnerId == request.OwnerId);
if (chatExists)
{
throw new ChatApiException("Could not create chat",
new[] { $"Chat with name {request.Name} already exists for user {request.OwnerId}" });
}
var owner = await _usersApiClient.GetUserById(request.OwnerId);
var chatEntity = new Chat(request.Name, new User(owner.Id, owner.UserName), request.Capacity);
_chatRepository.Create(chatEntity);
await _chatRepository.UnitOfWork.SaveChangesAsync(cancellationToken);
return(_mapper.Map <ChatDto>(chatEntity));
}
public async Task <User> GetUserByIdAsync(int id)
{
return(await apiClient.GetUserById(id));
}