public bool Update(User user)
{
using (var context = new ChatContext())
{
try
{
var originalUser = context.Users.Single(u => u.Username.Equals(user.Username));
originalUser.Conversations = user.Conversations;
context.SaveChanges();
return true;
}
catch (Exception e)
{
Debug.WriteLine(e.StackTrace);
return false;
}
}
}
public bool Add(User user, string password)
{
Credential credential = new Credential();
credential.User = user;
credential.Password = password;
using (var context = new ChatContext())
{
try
{
context.Users.Add(user);
context.Credentials.Add(credential);
context.SaveChanges();
return true;
}
catch (Exception e)
{
Debug.WriteLine(e.StackTrace);
return false;
}
}
}
public bool Remove(User user)
{
using (var context = new ChatContext())
{
try
{
var credential = context.Credentials.ToList().First(c => c.User.Username.Equals(user.Username));
context.Credentials.Remove(credential);
context.SaveChanges();
var fetchedUser = context.Users.First(u => u.Username.Equals(user.Username));
context.Users.Remove(fetchedUser);
context.SaveChanges();
return true;
}
catch (Exception e)
{
Debug.WriteLine(e.StackTrace);
return false;
}
}
}
public bool Exists(User user)
{
using (var context = new ChatContext())
{
try
{
return context.Users.ToList().Any(u => u.Username.Equals(user.Username));
}
catch (Exception e)
{
Debug.WriteLine(e.StackTrace);
return false;
}
}
}
public bool ValidateCredentials(User user, string password)
{
using (var context = new ChatContext())
{
try
{
foreach (var u in context.Users.ToList().Where(u => u.Username.Equals(user.Username)))
{
foreach (var credential in context.Credentials.ToList().Where(credential => credential.User.Equals(u)))
{
return credential.Password.Equals(password);
}
}
return false;
}
catch (Exception e)
{
Debug.WriteLine(e.StackTrace);
return false;
}
}
}
public bool Exists(User user)
{
return _userDao.Exists(user);
}
public bool ValidateCredentials(User user, string password)
{
return _userDao.ValidateCredentials(user, password);
}
public bool Remove(User user)
{
return _userDao.Remove(user);
}
public bool Update(User user)
{
return _userDao.Update(user);
}
public bool Add(User user, string password)
{
return _userDao.Add(user, password);
}
