public AppViewModel()
{
_context = new RealEstateContext();
if (!_context.Database.Exists())
{
_context.RunSeeds();
}
AppartmentsVM = new AppartmentsViewModel(_context);
ClientsVM = new ClientsViewModel(_context);
DealsVM = new DealsViewModel(_context);
UsersVM = new UsersViewModel(_context);
StatsVM = new StatsViewModel(_context);
AuthModal = new AuthModal();
ChangeViewCommand = new RelayCommand <object>(ChangeView);
GetDealsCommand = new RelayCommand <object>(GetDeals);
AuthenticateCommand = new RelayCommand <object>(Authenticate);
LogoutCommand = new RelayCommand <object>(Logout);
IsReloadOn = true;
SwitchCommand = new RelayCommand <object>(_ => IsReloadOn = !IsReloadOn);
}
/// <summary>
/// This is the go-to method to handle the authorization and sign-in OAuth flow.
/// It tries to fetch the google auth token from cache, and if it can't it will try to
/// fetch it using a refresh token, if that's not possible it will prompt the user to
/// authorize the application resulting in a google auth token.
/// It will then use this google auth token to try to sign into firebase, and if that
/// doesn't work the first time it will retry a second time after having the using re-authorize
/// the application. (It does this since the refresh token could have been revoked.)
/// </summary>
/// <returns><c>true</c> if sign in was successful, <c>false</c> otherwise.</returns>
public async Task <bool> SignInPromptUserIfNecessary()
{
try
{
string googleToken;
using (new DisposableLogger(() => AuthLog.GetAccessTokenBegin("Google"), (sw) => AuthLog.GetAccessTokenEnd(sw, "Google", !string.IsNullOrEmpty(GoogleClient.accessToken))))
{
// Try to fetch google token without prompting the user (authorizing).
if (await GoogleClient.Client.GetAccessTokenWithoutAuthentication())
{
googleToken = GoogleClient.accessToken;
}
else // Prompt the user to authorize the application.
{
googleToken = await AuthModal.AuthorizeAndGetGoogleAccessTokenAsync();
}
}
var firebaseSignInSuccess = false;
using (new DisposableLogger(() => AuthLog.GetAccessTokenBegin("Firebase"), (sw) => AuthLog.GetAccessTokenEnd(sw, "Firebase", firebaseSignInSuccess)))
{
// Try to sign into firebase with the googleToken.
firebaseSignInSuccess = await SignInWithFirebaseAsync(googleToken);
}
if (!firebaseSignInSuccess)
{
// Could not log into firebase. Could be caused by a refresh token revocation, try re-authenticating with Google.
googleToken = await AuthModal.AuthorizeAndGetGoogleAccessTokenAsync();
using (new DisposableLogger(() => AuthLog.GetAccessTokenBegin("Firebase"), (sw) => AuthLog.GetAccessTokenEnd(sw, "Firebase", firebaseSignInSuccess)))
{
// Retry firebase login.
firebaseSignInSuccess = await SignInWithFirebaseAsync(googleToken);
// Return result.
return(firebaseSignInSuccess);
}
}
return(firebaseSignInSuccess);
}
catch (Exception e)
{
// Log Exception.
LifecycleLog.Exception(e);
return(false);
}
}
public ResponseModel Login([FromBody] AuthModal req)
{
ResponseModel response = new ResponseModel();
response.Message = "Unauthorized User";
response.Status = false;
response.Data = 0;
//PersonalInfoModel info = new PersonalInfoModel();
var user = _repo.Login(req.Email, req.Pwd);
if (user != null)
{
response.Message = "Authorized User";
response.Status = true;
response.Data = user;
}
return(response);
}