public async Task <IEnumerable <User> > GetFriends(int userId)
{
var chatsUsers = await _chatUserRepository.FindByAsync(cu => cu.UserId == userId);
var chatIds = chatsUsers.Select(cu => cu.ChatId).ToList();
var chats = await _chatRepository.FindByAsync(c => chatIds.Contains(c.Id));
var dialogs = chats.Where(c => c.Type.Equals("dialog")).Select(d => d.Id).ToList();
var friendfulCU = await _chatUserRepository.FindByAsync(cu => (dialogs.Contains(cu.ChatId) && (cu.UserId != userId)));
var friendIds = friendfulCU.Select(c => c.UserId).ToList();
var friends = await _userRepository.FindByAsync(u => friendIds.Contains(u.Id));
return(friends);
}
public async Task <IEnumerable <Message> > GetAll(int offset = 0)
{
var authenticationHeader = Request?.Headers["Authorization"];
var token = authenticationHeader?.FirstOrDefault().Split(' ')[1];
var subject = _jwtFormater.GetSubject(token);
var user = _userRepository.GetSingleByUsername(subject);
IEnumerable <Message> messages = new List <Message>();
try
{
var chats = await _chatUserRepository.FindByAsync(cu => cu.UserId == user.Id);
var chatIds = chats.Select(cu => cu.ChatId);
messages = await _messageRepository.FindByAsync(message => chatIds.Contains(message.ChatId));
messages = messages.ToList();
}
catch (Exception ex)
{
_loggingRepository.Add(new Error()
{
Severity = "Error",
Message = ex.Message,
StackTrace = ex.StackTrace,
DateCreated = DateTime.Now
});
_loggingRepository.Commit();
}
return(messages.Skip(messages.Count() - offset - 20).Take(20));
}