public async Task <User> Register(User user, string password)
{
byte[] passwordHash, passwordSalt;
CreatePasswordHash(password, out passwordHash, out passwordSalt);
user.PasswordHash = passwordHash;
user.PasswordSalt = passwordSalt;
await _context.Users.AddAsync(user);
await _context.SaveChangesAsync();
return(user);
}
public async Task <bool> SaveAll()
{
return(await _context.SaveChangesAsync() > 0); // if eq 0 nothing has been changed, otherwise saved successfully
}