public ActionResult Facebook([FromBody] FacebookRequest request)
{
var response = new BaseResponse <SignInResponse>();
response.Data = new SignInResponse();
FacebookClient client = new FacebookClient(request.FacebookToken, "1112107155635637");
var FBresponse = client.Get("/me?fields=id,first_name,last_name,email", request.FacebookToken);
string id = (string)FBresponse.SelectToken("id");
string firstName = (string)FBresponse.SelectToken("first_name");
string lastName = (string)FBresponse.SelectToken("last_name");
string email = (string)FBresponse.SelectToken("email");
if (string.IsNullOrWhiteSpace(email))
{
response.Message = "Facebookta kayıtlı herhangi bir e-posta adresiniz olmadığı için oturum açamıyoruz, lütfen kayıt ol seçeneğini kullanın.";
return(Ok(response));
}
User user = null;
var control = externalLoginRepo.FirstOrDefaultBy(x => x.ProviderKey == id && x.ProviderName == Provider.Facebook);
if (control != null)
{
user = userRepo.GetById(control.UserID);
}
else
{
user = userRepo.FirstOrDefaultBy(x => x.Email == email);
if (user == null)
{
//Yeni kullanıcı oluşturmamız lazım.
var Username = email.Split("@")[0].ToString().ToLower();
while (userRepo.Any(x => x.Username == Username))
{
Username += new Random().Next(1, 9).ToString();
}
var Password = new Cryptography().EncryptString(Cryptography.GenerateKey(6));
List <ExternalLogin> externalLogins = new List <ExternalLogin>();
externalLogins.Add(new ExternalLogin
{
ProviderKey = id,
ProviderName = Provider.Facebook
});
var temp = new Entity.SystemUser.User
{
FirstName = firstName,
LastName = lastName,
Email = email,
Role = Role.User,
Username = Username,
Password = Password,
ExternalLogins = externalLogins
};
userRepo.Add(temp);
user = temp;
}
else
{
externalLoginRepo.Add(new ExternalLogin
{
UserID = user.Id,
ProviderKey = id,
ProviderName = Provider.Facebook
});
}
}
var tokenHandler = new JwtSecurityTokenHandler();
var key = Encoding.ASCII.GetBytes("this is my custom Secret key for authnetication");
var tokenDescriptor = new SecurityTokenDescriptor
{
Subject = new ClaimsIdentity(new Claim[]
{
new Claim(ClaimTypes.Name, user.Username),
new Claim("userID", user.Id.ToString()),
new Claim(ClaimTypes.Role, user.Role.ToString()),
new Claim("firstName", user.FirstName),
new Claim("lastName", user.LastName)
}),
Expires = DateTime.UtcNow.AddDays(7),
SigningCredentials = new SigningCredentials(new SymmetricSecurityKey(key), SecurityAlgorithms.HmacSha256Signature)
};
var token = tokenHandler.CreateToken(tokenDescriptor);
response.Data.Token = tokenHandler.WriteToken(token);
return(Ok(response));
}