public void RegisterNewAccount()
{
context.Fetch();
var email = newAccountData.Email;
var password = newAccountData.Password;
var passwordVerify = newAccountData.PasswordVerify;
if (string.IsNullOrWhiteSpace(email) ||
string.IsNullOrWhiteSpace(password) ||
string.IsNullOrWhiteSpace(passwordVerify))
{
AppDelegate.ShowMessage("Hey!", "Seems that some information is missing...", NavigationController);
return;
}
if (password != passwordVerify)
{
AppDelegate.ShowMessage("Hey!", "Passwords don't match. Please, verify.", NavigationController);
return;
}
indicatorView.StartAnimating();
View.EndEditing(true);
Auth.DefaultInstance.CreateUser(email, password, CreateUserOnCompletion);
}
void ShowInformationMessage()
{
AppDelegate.ShowMessage("Warning!",
"If you use phone sign-in, you might receive an SMS message for verification and standard rates apply.",
NavigationController,
CheckForPushNotificationsStatus);
}
void SignInOnCompletion(AuthDataResult authResult, NSError error)
{
if (error != null)
{
AuthErrorCode errorCode;
if (IntPtr.Size == 8) // 64 bits devices
{
errorCode = (AuthErrorCode)((long)error.Code);
}
else // 32 bits devices
{
errorCode = (AuthErrorCode)((int)error.Code);
}
// Posible error codes that SignIn method with credentials could throw
// Visit https://firebase.google.com/docs/auth/ios/errors for more information
switch (errorCode)
{
case AuthErrorCode.InvalidCredential:
case AuthErrorCode.InvalidEmail:
case AuthErrorCode.OperationNotAllowed:
case AuthErrorCode.EmailAlreadyInUse:
case AuthErrorCode.UserDisabled:
case AuthErrorCode.WrongPassword:
default:
AppDelegate.ShowMessage("Could not login!", error.LocalizedDescription, NavigationController);
break;
}
return;
}
NavigationController.PushViewController(new UserViewController("Google"), true);
}
void DownloadPhoto(string userUid, string url)
{
if (string.IsNullOrWhiteSpace(userUid) ||
string.IsNullOrWhiteSpace(url))
{
return;
}
var webClient = new WebClient();
webClient.DownloadDataCompleted += (sender, e) => {
if (e.Error != null)
{
InvokeOnMainThread(() => {
AppDelegate.ShowMessage("Cannot update the photo...", e.Error.Message, NavigationController);
});
return;
}
var bytes = e.Result;
var tempPath = Path.GetTempPath();
var filename = $"{userUid}.png";
var filePath = Path.Combine(tempPath, filename);
File.WriteAllBytes(filePath, bytes);
InvokeOnMainThread(() => {
photo.Image = GetPhoto(userUid);
Root.Reload(imgPhotoContainer, UITableViewRowAnimation.None);
});
};
webClient.DownloadDataAsync(new Uri(url));
}
void CreateUserOnCompletion(User user, NSError error)
{
indicatorView.StopAnimating();
if (error != null)
{
AuthErrorCode errorCode;
if (IntPtr.Size == 8) // 64 bits devices
{
errorCode = (AuthErrorCode)((long)error.Code);
}
else // 32 bits devices
{
errorCode = (AuthErrorCode)((int)error.Code);
}
// Posible error codes that CreateUser method could throw
// Visit https://firebase.google.com/docs/auth/ios/errors for more information
switch (errorCode)
{
case AuthErrorCode.InvalidEmail:
case AuthErrorCode.EmailAlreadyInUse:
case AuthErrorCode.OperationNotAllowed:
case AuthErrorCode.WeakPassword:
default:
AppDelegate.ShowMessage("Could not login!", error.LocalizedDescription, NavigationController);
break;
}
return;
}
NavigationController.PushViewController(new UserViewController("Firebase"), true);
}
void ShowDeniedMessage()
{
AppDelegate.ShowMessage("Push Notifications was denied.",
"Please, go to app settings and grant permissions for Push Notifications.",
NavigationController,
"Got it!",
null,
"Go to settings",
OpenSettings);
}
void VerifyPhoneNumberOnCompletion(string verificationId, NSError error)
{
indicatorView.StopAnimating();
if (error != null)
{
AppDelegate.ShowMessage("An error has ocurred...", error.LocalizedDescription, NavigationController);
return;
}
NSUserDefaults.StandardUserDefaults.SetString(verificationId, "AuthVerificationID");
OpenViewController(new VerificationCodeViewController());
}
void SendPasswordResetOnCompletion(NSError error)
{
indicatorView.StopAnimating();
if (error != null)
{
AppDelegate.ShowMessage("Email sent failed!", error.LocalizedDescription, NavigationController);
}
else
{
AppDelegate.ShowMessage("Email sent!", $"An email has been sent to {passwordData.Email}", NavigationController);
}
}
public MenuViewController() : base(UITableViewStyle.Grouped, null, true)
{
Root = new RootElement("Firebase Auth Sample")
{
new Section("Select your authentication method")
{
new StringElement("Password Authentication", () => OpenViewController(new PasswordLoginViewController()))
{
Alignment = UITextAlignment.Center
},
new StringElement("Phone Number Authentication", () => {
if (Runtime.Arch == Arch.SIMULATOR)
{
AppDelegate.ShowMessage("Hey!", "To see this auth in action, you must run the sample on a device.", NavigationController);
return;
}
if (NSUserDefaults.StandardUserDefaults.StringForKey("") == null)
{
OpenViewController(new PhoneNumberViewController());
}
else
{
UIViewController [] viewControllers = { NavigationController.TopViewController, new PhoneNumberViewController(), new VerificationCodeViewController() };
NavigationController.SetViewControllers(viewControllers, true);
}
})
{
Alignment = UITextAlignment.Center
},
new StringElement("Google Sign-In", () => {
var storyboard = UIStoryboard.FromName("Main", NSBundle.MainBundle);
var viewController = storyboard.InstantiateViewController("SignInLoginViewControllerID") as SignInLoginViewController;
OpenViewController(viewController);
})
{
Alignment = UITextAlignment.Center
},
new StringElement("Facebook Login", () => {
var storyboard = UIStoryboard.FromName("Main", NSBundle.MainBundle);
var viewController = storyboard.InstantiateViewController("FacebookLoginViewControllerID") as FacebookLoginViewController;
OpenViewController(viewController);
})
{
Alignment = UITextAlignment.Center
}
}
};
}
public void DidSignIn(SignIn signIn, GoogleUser user, NSError error)
{
if (error == null && user != null)
{
// Get Google ID token and Google access token and exchange them for a Firebase credential
var authentication = user.Authentication;
var credential = GoogleAuthProvider.GetCredential(authentication.IdToken, authentication.AccessToken);
// Authenticate with Firebase using the credential
Auth.DefaultInstance.SignInWithCredential(credential, SignInOnCompletion);
}
else
{
BtnSignIn.Enabled = true;
AppDelegate.ShowMessage("Could not login!", error.LocalizedDescription, NavigationController);
}
}
public void SendPasswordReset()
{
context.Fetch();
var email = passwordData.Email;
if (string.IsNullOrWhiteSpace(email))
{
AppDelegate.ShowMessage("Hey!", "Please, enter an email!", NavigationController);
return;
}
indicatorView.StartAnimating();
View.EndEditing(true);
auth.SendPasswordReset(email, SendPasswordResetOnCompletion);
}
void UpdateEmail()
{
var email = txtEmail.Value;
if (string.IsNullOrWhiteSpace(email))
{
AppDelegate.ShowMessage("Hey!", "Youn need to type an email!", NavigationController);
return;
}
indicatorView.StartAnimating();
View.EndEditing(true);
user.UpdateEmail(email, (error) => {
indicatorView.StopAnimating();
if (error != null)
{
AuthErrorCode errorCode;
if (IntPtr.Size == 8) // 64 bits devices
{
errorCode = (AuthErrorCode)((long)error.Code);
}
else // 32 bits devices
{
errorCode = (AuthErrorCode)((int)error.Code);
}
// Posible error codes that UpdateEmail method could throw
// Visit https://firebase.google.com/docs/auth/ios/errors for more information
switch (errorCode)
{
case AuthErrorCode.EmailAlreadyInUse:
case AuthErrorCode.InvalidEmail:
case AuthErrorCode.RequiresRecentLogin:
default:
AppDelegate.ShowMessage("Could not update the email!", error.LocalizedDescription, NavigationController);
break;
}
}
else
{
AppDelegate.ShowMessage("Success!", "Email updated!", NavigationController);
}
});
}
void SendVerifyEmail()
{
indicatorView.StartAnimating();
View.EndEditing(true);
user.SendEmailVerification((error) => {
indicatorView.StopAnimating();
if (error != null)
{
AppDelegate.ShowMessage("Could not send the email!", error.LocalizedDescription, NavigationController);
}
else
{
AppDelegate.ShowMessage("Success!", $"Verification email sent to {user.Email}!", NavigationController);
}
});
}
void LogIn()
{
var verificationCode = txtVerificationCode.Value;
if (string.IsNullOrWhiteSpace(verificationCode))
{
AppDelegate.ShowMessage("Invalid Code", "Please, enter a valid code.", NavigationController);
return;
}
View.EndEditing(true);
indicatorView.StartAnimating();
var verificationId = NSUserDefaults.StandardUserDefaults.StringForKey("AuthVerificationID");
var credential = PhoneAuthProvider.DefaultInstance.GetCredential(verificationId, verificationCode);
Auth.DefaultInstance.SignInAndRetrieveDataWithCredential(credential, SignInOnCompletion);
}
public void Login()
{
context.Fetch();
var email = passwordData.Email;
var password = passwordData.Password;
if (string.IsNullOrWhiteSpace(email) ||
string.IsNullOrWhiteSpace(password))
{
AppDelegate.ShowMessage("Hey!", "Seems that some information is missing...", NavigationController);
return;
}
indicatorView.StartAnimating();
View.EndEditing(true);
auth.SignIn(email, password, SignInOnCompletion);
}
void SendVerificationCode()
{
var phoneCode = txtPhoneNumber.Caption;
var phoneNumber = txtPhoneNumber.Value;
if (string.IsNullOrWhiteSpace(phoneNumber))
{
AppDelegate.ShowMessage("Invalid Phone Number",
"Please, enter a number.",
NavigationController);
return;
}
View.EndEditing(true);
indicatorView.StartAnimating();
PhoneAuthProvider.DefaultInstance.VerifyPhoneNumber($"{phoneCode}{phoneNumber}", VerifyPhoneNumberOnCompletion);
}
void UpdateNameAndPhoto()
{
var name = txtName.Value;
var photoUrl = txtPhotoUrl.Value;
if (string.IsNullOrWhiteSpace(name))
{
AppDelegate.ShowMessage("Hey!", "Please, enter a name...", NavigationController);
return;
}
indicatorView.StartAnimating();
View.EndEditing(true);
var changeRequest = user.ProfileChangeRequest();
changeRequest.DisplayName = name;
changeRequest.PhotoUrl = new NSUrl(photoUrl);
changeRequest.CommitChanges((error) => {
indicatorView.StopAnimating();
if (error != null)
{
AppDelegate.ShowMessage("Could not update name and photo!", error.LocalizedDescription, NavigationController);
}
else
{
AppDelegate.ShowMessage("Success!", "Name and photo updated!", NavigationController);
if (PhotoExists(user.Uid) && lastPhotoUrl == user.PhotoUrl?.AbsoluteString)
{
photo.Image = GetPhoto(user.Uid);
}
else if (user.PhotoUrl != null)
{
DownloadPhoto(user.Uid, user.PhotoUrl.AbsoluteString);
lastPhotoUrl = user.PhotoUrl.AbsoluteString;
}
}
});
}
void Logout()
{
NSError error;
var signedOut = Auth.DefaultInstance.SignOut(out error);
if (signedOut)
{
if (authMethod == "Google")
{
SignIn.SharedInstance.SignOutUser();
}
else if (authMethod == "Facebook")
{
new LoginManager().LogOut();
}
NavigationController.PopToRootViewController(true);
}
else
{
AuthErrorCode errorCode;
if (IntPtr.Size == 8) // 64 bits devices
{
errorCode = (AuthErrorCode)((long)error.Code);
}
else // 32 bits devices
{
errorCode = (AuthErrorCode)((int)error.Code);
}
// Posible error codes that SignOut method with credentials could throw
// Visit https://firebase.google.com/docs/auth/ios/errors for more information
switch (errorCode)
{
case AuthErrorCode.KeychainError:
default:
AppDelegate.ShowMessage("Could not login!", error.LocalizedDescription, NavigationController);
break;
}
}
}
void DeleteUser()
{
user.Delete((error) => {
if (error != null)
{
AuthErrorCode errorCode;
if (IntPtr.Size == 8) // 64 bits devices
{
errorCode = (AuthErrorCode)((long)error.Code);
}
else // 32 bits devices
{
errorCode = (AuthErrorCode)((int)error.Code);
}
// Posible error codes that Delete method could throw
// Visit https://firebase.google.com/docs/auth/ios/errors for more information
switch (errorCode)
{
case AuthErrorCode.RequiresRecentLogin:
default:
AppDelegate.ShowMessage("Could delete the current user!", error.LocalizedDescription, NavigationController);
break;
}
return;
}
if (authMethod == "Google")
{
SignIn.SharedInstance.SignOutUser();
}
else if (authMethod == "Facebook")
{
new LoginManager().LogOut();
}
NavigationController.PopToRootViewController(true);
});
}
void BtnLogin_Completed(object sender, LoginButtonCompletedEventArgs e)
{
if (e.Error != null)
{
// Handle if there was an error
AppDelegate.ShowMessage("Could not login!", e.Error.Description, NavigationController);
return;
}
if (e.Result.IsCancelled)
{
// Handle if the user cancelled the login request
AppDelegate.ShowMessage("Could not login!", "The user cancelled the login", NavigationController);
return;
}
// Get access token for the signed-in user and exchange it for a Firebase credential
var credential = FacebookAuthProvider.GetCredential(AccessToken.CurrentAccessToken.TokenString);
// Authenticate with Firebase using the credential
Auth.DefaultInstance.SignIn(credential, SignInOnCompletion);
}
public void DidComplete(LoginButton loginButton, LoginManagerLoginResult result, NSError error)
{
if (error != null)
{
// Handle if there was an error
AppDelegate.ShowMessage("Could not login!", error.Description, NavigationController);
return;
}
if (result.IsCancelled)
{
// Handle if the user cancelled the login request
AppDelegate.ShowMessage("Could not login!", "The user cancelled the login", NavigationController);
return;
}
// Get access token for the signed-in user and exchange it for a Firebase credential
var credential = FacebookAuthProvider.GetCredential(AccessToken.CurrentAccessToken.TokenString);
// Authenticate with Firebase using the credential
Auth.DefaultInstance.SignInWithCredential(credential, SignInOnCompletion);
}
void UpdatePassword()
{
var password = txtPassword.Value;
var passwordVerify = txtPasswordVerify.Value;
if (string.IsNullOrWhiteSpace(password) ||
string.IsNullOrWhiteSpace(passwordVerify))
{
AppDelegate.ShowMessage("Hey!", "Seems that some information is missing...", NavigationController);
return;
}
if (password != passwordVerify)
{
AppDelegate.ShowMessage("Hey!", "Passwords don't match. Please, verify.", NavigationController);
return;
}
indicatorView.StartAnimating();
View.EndEditing(true);
user.UpdatePassword(password, (error) => {
indicatorView.StopAnimating();
if (error != null)
{
AppDelegate.ShowMessage("Could not update the password!", error.LocalizedDescription, NavigationController);
}
else
{
AppDelegate.ShowMessage("Success!", "Password updated!", NavigationController);
txtPassword.Value = string.Empty;
txtPasswordVerify.Value = string.Empty;
Root.Reload(txtPassword, UITableViewRowAnimation.None);
Root.Reload(txtPasswordVerify, UITableViewRowAnimation.None);
}
});
}
void SignInOnCompletion(AuthDataResult authResult, NSError error)
{
indicatorView.StopAnimating();
if (error != null)
{
AuthErrorCode errorCode;
if (IntPtr.Size == 8) // 64 bits devices
{
errorCode = (AuthErrorCode)((long)error.Code);
}
else // 32 bits devices
{
errorCode = (AuthErrorCode)((int)error.Code);
}
// Posible error codes that SignIn method with email and password could throw
// Visit https://firebase.google.com/docs/auth/ios/errors for more information
switch (errorCode)
{
case AuthErrorCode.OperationNotAllowed:
case AuthErrorCode.InvalidEmail:
case AuthErrorCode.UserDisabled:
case AuthErrorCode.WrongPassword:
default:
AppDelegate.ShowMessage("Could not login!", error.LocalizedDescription, NavigationController);
break;
}
return;
}
NSUserDefaults.StandardUserDefaults.RemoveObject("AuthVerificationID");
NavigationController.PushViewController(new UserViewController("Firebase2"), true);
}
