/*
  This file is part of Ingen.
  Copyright 2007-2012 David Robillard <http://drobilla.net/>

  Ingen is free software: you can redistribute it and/or modify it under the
  terms of the GNU Affero General Public License as published by the Free
  Software Foundation, either version 3 of the License, or any later version.

  Ingen is distributed in the hope that it will be useful, but WITHOUT ANY
  WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  A PARTICULAR PURPOSE.  See the GNU Affero General Public License for details.

  You should have received a copy of the GNU Affero General Public License
  along with Ingen.  If not, see <http://www.gnu.org/licenses/>.
*/


#include "ingen/Interface.hpp"

#include "ClientBroadcaster.hpp"
#include "Driver.hpp"
#include "Engine.hpp"
#include "EngineStore.hpp"
#include "Get.hpp"
#include "ObjectSender.hpp"
#include "PluginImpl.hpp"

using namespace Raul;

namespace Ingen {
namespace Server {
namespace Events {

Get::Get(Engine&     engine,
         Interface*  client,
         int32_t     id,
         SampleCount timestamp,
         const URI&  uri)
	: Event(engine, client, id, timestamp)
	, _uri(uri)
	, _object(NULL)
	, _plugin(NULL)
	, _lock(engine.engine_store()->lock(), Glib::NOT_LOCK)
{
}

void
Get::pre_process()
{
	_lock.acquire();

	if (_uri == "ingen:plugins") {
		_plugins = _engine.node_factory()->plugins();
	} else if (Path::is_valid(_uri.str())) {
		_object = _engine.engine_store()->find_object(Path(_uri.str()));
	} else {
		_plugin = _engine.node_factory()->plugin(_uri);
	}

	Event::pre_process();
}

void
Get::post_process()
{
	if (_uri == "ingen:plugins") {
		respond(SUCCESS);
		if (_request_client) {
			_engine.broadcaster()->send_plugins_to(_request_client, _plugins);
		}
	} else if (_uri == "ingen:engine") {
		respond(SUCCESS);
		// TODO: Keep a proper RDF model of the engine
		if (_request_client) {
			Shared::URIs& uris = *_engine.world()->uris().get();
			_request_client->set_property(
				uris.ingen_engine,
				uris.ingen_sampleRate,
				uris.forge.make(int32_t(_engine.driver()->sample_rate())));
		}
	} else if (!_object && !_plugin) {
		respond(NOT_FOUND);
	} else if (_request_client) {
		respond(SUCCESS);
		if (_request_client) {
			if (_object) {
				ObjectSender::send_object(_request_client, _object, true);
			} else if (_plugin) {
				_request_client->put(_uri, _plugin->properties());
			}
		}
	} else {
		respond(CLIENT_NOT_FOUND);
	}

	_lock.release();
}

} // namespace Server
} // namespace Ingen
} // namespace Events