/// <summary>
/// Logic to build an <see cref="AppCredentials"/> object to be used to acquire tokens
/// for this HttpClient.
/// </summary>
/// <param name="appId">The application id.</param>
/// <param name="oAuthScope">The optional OAuth scope.</param>
/// <returns>The app credentials to be used to acquire tokens.</returns>
protected virtual async Task <AppCredentials> BuildCredentialsAsync(string appId, string oAuthScope = null)
{
var appPassword = await CredentialProvider.GetAppPasswordAsync(appId).ConfigureAwait(false);
return(ChannelProvider != null && ChannelProvider.IsGovernment() ? new MicrosoftGovernmentAppCredentials(appId, appPassword, HttpClient, Logger, oAuthScope) : new MicrosoftAppCredentials(appId, appPassword, HttpClient, Logger, oAuthScope));
}