public IHosting FromCredentials(Node <OAuthCredentials> root)
{
var serviceName = root.Value.Service;
if (root.Value?.Service == null)
{
throw new NullReferenceException("Unexpected service name");
}
if (root.IsLeaf)
{
if (!collection.IsContainsManager(serviceName))
{
throw new InvalidOperationException($"Unexpected service '{serviceName}'");
}
var service = collection.GetManager(serviceName);
return(service.GetFileHostingFor(root.Value));
}
else
{
if (!collection.IsContainsMultiHostingManager(serviceName))
{
throw new InvalidOperationException($"Unexpected multihosting manager '{serviceName}'");
}
var service = collection.GetMultiHostingManager(serviceName);
return(service.GetFileHostingFor(root.Nested.Select(FromCredentials).ToArray()));
}
}
