// Get an authenticated Microsoft Graph Service client.
public GraphServiceClient GetAuthenticatedClient()
{
graphClient = new GraphServiceClient(new DelegateAuthenticationProvider(
async requestMessage =>
{
// Passing tenant ID to the sample auth provider to use as a cache key
var accessToken = await authProvider.GetTokenOnBehalfOfAsync();
// Append the access token to the request
requestMessage.Headers.Authorization = new AuthenticationHeaderValue("Bearer", accessToken);
}));
return(graphClient);
}
public async Task <string> GetGraphTokenAsync()
{
var token = await authProvider.GetTokenOnBehalfOfAsync();
return(token);
}
