public async Task <String> GetAccessTokenAsync(IReadOnlyList <string> scopes)
{
if (Type == ConnectedDevicesAccountType.MSA)
{
return(await MSAOAuthHelpers.GetAccessTokenUsingRefreshTokenAsync(Token, scopes));
}
else if (Type == ConnectedDevicesAccountType.AAD)
{
var authContext = new AuthenticationContext("https://login.microsoftonline.com/common");
UserIdentifier aadUserId = new UserIdentifier(Id, UserIdentifierType.UniqueId);
AuthenticationResult result;
try
{
result = await authContext.AcquireTokenSilentAsync(scopes[0], Secrets.AAD_CLIENT_ID);
}
catch (Exception ex)
{
Logger.Instance.LogMessage($"Token request failed: {ex.Message}");
// Token may have expired, try again non-silently
result = await authContext.AcquireTokenAsync(scopes[0], Secrets.AAD_CLIENT_ID,
new Uri(Secrets.AAD_REDIRECT_URI), new PlatformParameters(PromptBehavior.Auto, true));
}
return(result.AccessToken);
}
else
{
throw new Exception("Invalid Account Type");
}
}
private async Task <ConnectedDevicesAccessTokenResult> GetMsaTokenForUserAsync(IReadOnlyList <string> scopes)
{
try
{
string accessToken = await MSAOAuthHelpers.GetAccessTokenUsingRefreshTokenAsync(MsaToken, scopes);
Logger.Instance.LogMessage($"MSA Token : {accessToken}");
return(new ConnectedDevicesAccessTokenResult(accessToken, ConnectedDevicesAccessTokenRequestStatus.Success));
}
catch (Exception ex)
{
Logger.Instance.LogMessage($"MSA Token request failed: {ex.Message}");
return(new ConnectedDevicesAccessTokenResult(string.Empty, ConnectedDevicesAccessTokenRequestStatus.TransientError));
}
}