public static bool IsValid(this Node <OAuthCredentials> credentials, ServicesCollection services)
{
var serviceName = credentials.Value.Service;
if (serviceName == null)
{
return(false);
}
if (!services.IsContains(serviceName))
{
return(false);
}
if (services.IsContainsManager(serviceName))
{
return(credentials.IsLeaf && credentials.Value.Token != null);
}
else
{
return(credentials.IsNode && credentials.Nested.All(n => n.IsValid(services)));
}
}
