public void Add(FacebookScope scope)
{
_list.Add(scope);
}
/// <summary>
/// Generates the authorization URL using the specified state and scope.
/// </summary>
/// <param name="state">The state to send to Facebook's OAuth login page.</param>
/// <param name="scope">The scope of the application.</param>
/// <see cref="https://developers.facebook.com/docs/facebook-login/login-flow-for-web-no-jssdk/#login" />
public string GetAuthorizationUrl(string state, FacebookScope scope)
{
return(Client.GetAuthorizationUrl(state, scope.Name));
}