/// <summary>
/// Force to signin the user in an interactive authentication flow.
/// </summary>
/// <returns></returns>
public async Task ForceInteractiveSignIn()
{
try
{
OnAuthenticationChanged?.Invoke(this, AuthenticationState.StartedInteractive);
var authResult = await identityClientApp.AcquireTokenInteractive(grantScopes).ExecuteAsync();
// Set access token and expiration
TokenForUser = authResult.AccessToken;
Expiration = authResult.ExpiresOn;
OnAuthenticationChanged?.Invoke(this, AuthenticationState.Completed);
}
catch (Exception e) when(e is PlatformNotSupportedException || e is MsalUiRequiredException)
{
var authResult = await identityClientApp.AcquireTokenWithDeviceCode(grantScopes, dcr =>
{
OnAuthenticationChanged?.Invoke(this, AuthenticationState.FallbackToDeviceCode);
OnPresentDeviceCode?.Invoke(this, dcr);
return(Task.FromResult(0));
}).ExecuteAsync();
// Set access token and expiration
TokenForUser = authResult.AccessToken;
Expiration = authResult.ExpiresOn;
OnAuthenticationChanged?.Invoke(this, AuthenticationState.Completed);
}
catch (Exception)
{
OnAuthenticationChanged?.Invoke(this, AuthenticationState.Failed);
}
}
public async Task Logout()
{
isAuthenticated = false;
OnAuthenticationChanged?.Invoke(this, EventArgs.Empty);
//await authServiceClient.Logout();
if (cachingService.Exists("user"))
{
cachingService.Remove("user");
}
}
/// <summary>
/// Signs the user out of the service.
/// </summary>
public async Task SignOutAsync()
{
foreach (IAccount account in await identityClientApp.GetAccountsAsync())
{
await identityClientApp.RemoveAsync(account);
}
GraphClient = GetAuthenticatedClient();
// Reset token and expiration
Expiration = DateTimeOffset.MinValue;
TokenForUser = null;
OnAuthenticationChanged?.Invoke(this, AuthenticationState.SignOut);
}
public async Task <User> AuthenticateAsync(string username, string password)
{
try
{
if (AreCredentialsAvaible() && HasValidCredentialsAvaible())
{
return(GetStoredUser());
}
var encryptedPassword = crypto.Encrypt(password);
var userModel = await authServiceClient.Login(new UserModel { Email = username, Password = encryptedPassword });
var user = new User
{
Id = userModel.Id,
Email = userModel.Email,
Password = password,
ChangeStamp = DateTime.Now,
LastApiCall = DateTime.Now,
Token = userModel.Token
};
await SaveOrUpdateUser(user);
return(user);
}
catch (Exception ex)
{
throw ex;
}
finally
{
isAuthenticated = true;
OnAuthenticationChanged?.Invoke(this, EventArgs.Empty);
}
}
