public async Task <UserDTO> AddAsync(UserDTO user)
{
UserDTO dbUser = await GetByEmailAsync(user.Email);
if (dbUser != null)
{
return(null);
}
SyllabusManagerUser syllabusUser = user.MakeSyllabusManagerUser();
await _userManager.CreateAsync(syllabusUser, "S4#SAX@2WqS?mkr&");
await _userManager.AddToRolesAsync(syllabusUser, user.Roles);
return((await _userManager.FindByEmailAsync(user.Email)).MakeDto(user.Roles));
}