// -*- Mode: C++ ; indent-tabs-mode: t -*-
/* This file is part of Patchage.
 * Copyright (C) 2008 Nedko Arnaudov <nedko@arnaudov.name>
 *
 * Patchage is free software; you can redistribute it and/or modify it under the
 * terms of the GNU General Public License as published by the Free Software
 * Foundation; either version 2 of the License, or (at your option) any later
 * version.
 *
 * Patchage 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 General Public License for details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301, USA
 */

#include <string.h>
#include <boost/shared_ptr.hpp>
#include <boost/format.hpp>

#include "LashProxy.hpp"
#include "Session.hpp"
#include "Project.hpp"
#include "LashClient.hpp"
#include "DBus.hpp"

#define LASH_SERVICE       "org.nongnu.LASH"
#define LASH_OBJECT        "/"
#define LASH_IFACE_CONTROL "org.nongnu.LASH.Control"

using namespace std;
using boost::shared_ptr;

struct LashProxyImpl {
	void init(Patchage* app);

	void fetch_loaded_projects();
	void fetch_project_clients(shared_ptr<Project> project);

	void error_msg(const std::string& msg);
	void info_msg(const std::string& msg);

	static
	DBusHandlerResult
	dbus_message_hook(
	    DBusConnection* connection,
	    DBusMessage* message,
	    void* proxy);

	bool
	call(
	    bool response_expected,
	    const char* iface,
	    const char* method,
	    DBusMessage** reply_ptr,
	    int in_type,
	    ...);

	shared_ptr<Project>
	on_project_added(const string& name);

	shared_ptr<LashClient>
	on_client_added(
	    shared_ptr<Project> project,
	    string id,
	    string name);

	bool        _server_responding;
	Session*    _session;
	LashProxy*  _interface;
	Patchage*   _app;
};

LashProxy::LashProxy(Patchage* app, Session* session)
{
	_impl = new LashProxyImpl;
	_impl->_interface = this;
	_impl->_session = session;
	_impl->_app = app;
	_impl->init(app);
}

LashProxy::~LashProxy()
{
	delete _impl;
}

void
LashProxyImpl::init(Patchage* app)
{
	_server_responding = false;

	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" DBUS_INTERFACE_DBUS "',member=NameOwnerChanged,arg0='" LASH_SERVICE "'", NULL);
	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" LASH_IFACE_CONTROL "',member=ProjectAppeared", NULL);
	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" LASH_IFACE_CONTROL "',member=ProjectDisappeared", NULL);
	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" LASH_IFACE_CONTROL "',member=ProjectNameChanged", NULL);
	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" LASH_IFACE_CONTROL "',member=ProjectModifiedStatusChanged", NULL);
	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" LASH_IFACE_CONTROL "',member=ProjectDescriptionChanged", NULL);
	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" LASH_IFACE_CONTROL "',member=ProjectNotesChanged", NULL);
	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" LASH_IFACE_CONTROL "',member=ClientAppeared", NULL);
	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" LASH_IFACE_CONTROL "',member=ClientDisappeared", NULL);
	dbus_bus_add_match(app->dbus()->connection(), "type='signal',interface='" LASH_IFACE_CONTROL "',member=ClientNameChanged", NULL);

	dbus_connection_add_filter(app->dbus()->connection(), dbus_message_hook, this, NULL);

	// get initial list of projects
	// calling any method to updates server responding status
	// this also actiavtes lash object if it not activated already
	fetch_loaded_projects();

	app->set_lash_available(_server_responding);
}

void
LashProxyImpl::error_msg(const std::string& msg)
{
	_app->error_msg((std::string)"[LASH] " + msg);
}

void
LashProxyImpl::info_msg(const std::string& msg)
{
	_app->info_msg((std::string)"[LASH] " + msg);
}

DBusHandlerResult
LashProxyImpl::dbus_message_hook(
    DBusConnection* connection,
    DBusMessage* message,
    void* proxy)
{
	const char* project_name;
	const char* new_project_name;
	const char* object_name;
	const char* old_owner;
	const char* new_owner;
	const char* value_string;
	const char* client_id;
	const char* client_name;
	dbus_bool_t modified_status;
	shared_ptr<Project> project;
	shared_ptr<LashClient> client;

	assert(proxy);
	LashProxyImpl* me = reinterpret_cast<LashProxyImpl*>(proxy);
	assert(me->_app->dbus()->connection());

	Patchage* const app = me->_app;

	//info_msg("dbus_message_hook() called.");

	// Handle signals we have subscribed for in attach()

	if (dbus_message_is_signal(message, DBUS_INTERFACE_DBUS, "NameOwnerChanged")) {
		if (!dbus_message_get_args(
		            message, &app->dbus()->error(),
		            DBUS_TYPE_STRING, &object_name,
		            DBUS_TYPE_STRING, &old_owner,
		            DBUS_TYPE_STRING, &new_owner,
		            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract NameOwnerChanged signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		if ((string)object_name != LASH_SERVICE) {
			return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
		}

		if (old_owner[0] == '\0') {
			me->info_msg("LASH activated.");
			app->set_lash_available(true);
		} else if (new_owner[0] == '\0') {
			me->info_msg((string)"LASH deactivated.");
			app->set_lash_available(false);
		}

		return DBUS_HANDLER_RESULT_HANDLED;
	}

	if (dbus_message_is_signal(message, LASH_IFACE_CONTROL, "ProjectAppeared")) {
		if (!dbus_message_get_args( message, &app->dbus()->error(),
		                            DBUS_TYPE_STRING, &project_name,
		                            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract ProjectAppeared signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		me->info_msg((string)"Project '" + project_name + "' appeared.");
		me->on_project_added(project_name);

		return DBUS_HANDLER_RESULT_HANDLED;
	}

	if (dbus_message_is_signal(message, LASH_IFACE_CONTROL, "ProjectDisappeared")) {
		if (!dbus_message_get_args(
		            message, &app->dbus()->error(),
		            DBUS_TYPE_STRING, &project_name,
		            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract ProjectDisappeared signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		me->info_msg((string)"Project '" + project_name + "' disappeared.");
		me->_session->project_close(project_name);

		return DBUS_HANDLER_RESULT_HANDLED;
	}


	if (dbus_message_is_signal(message, LASH_IFACE_CONTROL, "ProjectNameChanged")) {
		if (!dbus_message_get_args(
		            message, &app->dbus()->error(),
		            DBUS_TYPE_STRING, &project_name,
		            DBUS_TYPE_STRING, &new_project_name,
		            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract ProjectNameChanged signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		me->info_msg((string)"Project '" + project_name + "' renamed to '" + new_project_name + "'.");

		project = me->_session->find_project_by_name(project_name);
		if (project) {
			project->on_name_changed(new_project_name);
		}

		return DBUS_HANDLER_RESULT_HANDLED;
	}

	if (dbus_message_is_signal(message, LASH_IFACE_CONTROL, "ProjectModifiedStatusChanged")) {
		if (!dbus_message_get_args(
		            message, &app->dbus()->error(),
		            DBUS_TYPE_STRING, &project_name,
		            DBUS_TYPE_BOOLEAN, &modified_status,
		            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract ProjectModifiedStatusChanged signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		me->info_msg((string)"Project '" + project_name + "' modified status changed to '" + (modified_status ? "true" : "false") + "'.");

		project = me->_session->find_project_by_name(project_name);
		if (project) {
			project->on_modified_status_changed(modified_status);
		}

		return DBUS_HANDLER_RESULT_HANDLED;
	}

	if (dbus_message_is_signal(message, LASH_IFACE_CONTROL, "ProjectDescriptionChanged")) {
		if (!dbus_message_get_args(
		            message, &app->dbus()->error(),
		            DBUS_TYPE_STRING, &project_name,
		            DBUS_TYPE_STRING, &value_string,
		            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract ProjectDescriptionChanged signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		me->info_msg((string)"Project '" + project_name + "' description changed.");

		project = me->_session->find_project_by_name(project_name);
		if (project) {
			project->on_description_changed(value_string);
		}

		return DBUS_HANDLER_RESULT_HANDLED;
	}

	if (dbus_message_is_signal(message, LASH_IFACE_CONTROL, "ProjectNotesChanged")) {
		if (!dbus_message_get_args(
		            message, &app->dbus()->error(),
		            DBUS_TYPE_STRING, &project_name,
		            DBUS_TYPE_STRING, &value_string,
		            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract ProjectNotesChanged signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		me->info_msg((string)"Project '" + project_name + "' notes changed.");

		project = me->_session->find_project_by_name(project_name);
		if (project) {
			project->on_notes_changed(value_string);
		}

		return DBUS_HANDLER_RESULT_HANDLED;
	}

	if (dbus_message_is_signal(message, LASH_IFACE_CONTROL, "ClientAppeared")) {
		if (!dbus_message_get_args(
		            message, &app->dbus()->error(),
		            DBUS_TYPE_STRING, &client_id,
		            DBUS_TYPE_STRING, &project_name,
		            DBUS_TYPE_STRING, &client_name,
		            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract ClientAppeared signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		me->info_msg((string)"Client '" + client_id + "':'" + client_name + "' appeared in project '" + project_name + "'.");

		project = me->_session->find_project_by_name(project_name);
		if (project) {
			me->on_client_added(project, client_id, client_name);
		}

		return DBUS_HANDLER_RESULT_HANDLED;
	}

	if (dbus_message_is_signal(message, LASH_IFACE_CONTROL, "ClientDisappeared")) {
		if (!dbus_message_get_args(
		            message, &app->dbus()->error(),
		            DBUS_TYPE_STRING, &client_id,
		            DBUS_TYPE_STRING, &project_name,
		            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract ClientDisappeared signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		me->info_msg((string)"Client '" + client_id + "' of project '" + project_name + "' disappeared.");

		client = me->_session->find_client_by_id(client_id);
		if (client) {
			client->get_project()->on_client_removed(client_id);
			me->_session->client_remove(client_id);
		}

		return DBUS_HANDLER_RESULT_HANDLED;
	}

	if (dbus_message_is_signal(message, LASH_IFACE_CONTROL, "ClientNameChanged")) {
		if (!dbus_message_get_args(
		            message, &app->dbus()->error(),
		            DBUS_TYPE_STRING, &client_id,
		            DBUS_TYPE_STRING, &client_name,
		            DBUS_TYPE_INVALID)) {
			me->error_msg(str(boost::format("dbus_message_get_args() failed to extract ClientNameChanged signal arguments (%s)") % app->dbus()->error().message));
			dbus_error_free(&app->dbus()->error());
			return DBUS_HANDLER_RESULT_HANDLED;
		}

		me->info_msg((string)"Client '" + client_id + "' name changed to '" + client_name + "'.");

		client = me->_session->find_client_by_id(client_id);
		if (client) {
			client->on_name_changed(client_name);
		}

		return DBUS_HANDLER_RESULT_HANDLED;
	}

	return DBUS_HANDLER_RESULT_NOT_YET_HANDLED;
}

bool
LashProxyImpl::call(
    bool response_expected,
    const char* iface,
    const char* method,
    DBusMessage** reply_ptr,
    int in_type,
    ...)
{
	va_list ap;
	va_start(ap, in_type);

	_server_responding = _app->dbus()->call(
	                         response_expected,
	                         LASH_SERVICE,
	                         LASH_OBJECT,
	                         iface,
	                         method,
	                         reply_ptr,
	                         in_type,
	                         ap);

	va_end(ap);
	return _server_responding;
}

void
LashProxyImpl::fetch_loaded_projects()
{
	DBusMessage* reply_ptr;
	const char* reply_signature;
	DBusMessageIter iter;
	DBusMessageIter array_iter;
	const char* project_name;
	shared_ptr<Project> project;

	if (!call(true, LASH_IFACE_CONTROL, "ProjectsGet", &reply_ptr, DBUS_TYPE_INVALID)) {
		return;
	}

	reply_signature = dbus_message_get_signature(reply_ptr);

	if (strcmp(reply_signature, "as") != 0) {
		error_msg((string)"ProjectsGet() reply signature mismatch. " + reply_signature);
		goto unref;
	}

	dbus_message_iter_init(reply_ptr, &iter);

	for (dbus_message_iter_recurse(&iter, &array_iter);
	        dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_INVALID;
	        dbus_message_iter_next(&array_iter)) {
		dbus_message_iter_get_basic(&array_iter, &project_name);
		project = on_project_added(project_name);
		fetch_project_clients(project);
	}

unref:
	dbus_message_unref(reply_ptr);
}

void
LashProxyImpl::fetch_project_clients(shared_ptr<Project> project)
{
	DBusMessage* reply_ptr;
	const char* reply_signature;
	DBusMessageIter iter;
	DBusMessageIter array_iter;
	DBusMessageIter struct_iter;
	const char* client_id;
	const char* client_name;

	const string& project_name = project->get_name();
	const char* const project_name_cstr = project_name.c_str();

	if (!call(
	            true,
	            LASH_IFACE_CONTROL,
	            "ProjectGetClients",
	            &reply_ptr,
	            DBUS_TYPE_STRING, &project_name_cstr,
	            DBUS_TYPE_INVALID)) {
		return;
	}

	reply_signature = dbus_message_get_signature(reply_ptr);

	if (strcmp(reply_signature, "a(ss)") != 0) {
		error_msg((string)"ProjectGetClients() reply signature mismatch. " + reply_signature);
		goto unref;
	}

	dbus_message_iter_init(reply_ptr, &iter);

	for (dbus_message_iter_recurse(&iter, &array_iter);
	        dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_INVALID;
	        dbus_message_iter_next(&array_iter)) {
		dbus_message_iter_recurse(&array_iter, &struct_iter);

		dbus_message_iter_get_basic(&struct_iter, &client_id);
		dbus_message_iter_next(&struct_iter);
		dbus_message_iter_get_basic(&struct_iter, &client_name);
		dbus_message_iter_next(&struct_iter);

		on_client_added(project, client_id, client_name);
	}

unref:
	dbus_message_unref(reply_ptr);
}

shared_ptr<Project>
LashProxyImpl::on_project_added(const string& name)
{
	shared_ptr<Project> project(new Project(_interface, name));

	_session->project_add(project);

	return project;
}

shared_ptr<LashClient>
LashProxyImpl::on_client_added(
    shared_ptr<Project> project,
    string id,
    string name)
{
	shared_ptr<LashClient> client(
	    new LashClient(
	        _interface,
	        project.get(),
	        id,
	        name));

	project->on_client_added(client);
	_session->client_add(client);

	return client;
}

void
LashProxy::get_available_projects(list<ProjectInfo>& projects)
{
	DBusMessage* reply_ptr;
	const char* reply_signature;
	DBusMessageIter iter;
	DBusMessageIter array_iter;
	DBusMessageIter struct_iter;
	DBusMessageIter dict_iter;
	DBusMessageIter dict_entry_iter;
	DBusMessageIter variant_iter;
	const char* project_name;
	const char* key;
	const char* value_type;
	dbus_uint32_t value_uint32;
	const char* value_string;
	ProjectInfo project_info;

	if (!_impl->call(true, LASH_IFACE_CONTROL, "ProjectsGetAvailable", &reply_ptr, DBUS_TYPE_INVALID)) {
		return;
	}

	reply_signature = dbus_message_get_signature(reply_ptr);

	if (strcmp(reply_signature, "a(sa{sv})") != 0) {
		_impl->error_msg((string)"ProjectsGetAvailable() reply signature mismatch. " + reply_signature);
		goto unref;
	}

	dbus_message_iter_init(reply_ptr, &iter);

	for (dbus_message_iter_recurse(&iter, &array_iter);
	        dbus_message_iter_get_arg_type(&array_iter) != DBUS_TYPE_INVALID;
	        dbus_message_iter_next(&array_iter)) {
		dbus_message_iter_recurse(&array_iter, &struct_iter);

		dbus_message_iter_get_basic(&struct_iter, &project_name);

		project_info.name = project_name;
		project_info.modification_time = 0;
		project_info.description.erase();

		dbus_message_iter_next(&struct_iter);

		for (dbus_message_iter_recurse(&struct_iter, &dict_iter);
		        dbus_message_iter_get_arg_type(&dict_iter) != DBUS_TYPE_INVALID;
		        dbus_message_iter_next(&dict_iter)) {
			dbus_message_iter_recurse(&dict_iter, &dict_entry_iter);
			dbus_message_iter_get_basic(&dict_entry_iter, &key);
			dbus_message_iter_next(&dict_entry_iter);
			dbus_message_iter_recurse(&dict_entry_iter, &variant_iter);
			value_type = dbus_message_iter_get_signature(&variant_iter);
			if (value_type[0] != 0 && value_type[1] == 0) {
				switch (*value_type) {
				case DBUS_TYPE_UINT32:
					if (strcmp(key, "Modification Time") == 0) {
						dbus_message_iter_get_basic(&variant_iter, &value_uint32);
						project_info.modification_time = value_uint32;
					}
					break;
				case DBUS_TYPE_STRING:
					if (strcmp(key, "Description") == 0) {
						dbus_message_iter_get_basic(&variant_iter, &value_string);
						project_info.description = value_string;
					}
					break;
				}
			}
		}

		projects.push_back(project_info);
	}

unref:
	dbus_message_unref(reply_ptr);
}

void
LashProxy::load_project(const string& project_name)
{
	DBusMessage* reply_ptr;
	const char* const project_name_cstr = project_name.c_str();

	if (!_impl->call(true, LASH_IFACE_CONTROL, "ProjectOpen", &reply_ptr, DBUS_TYPE_STRING, &project_name_cstr, DBUS_TYPE_INVALID)) {
		return;
	}

	dbus_message_unref(reply_ptr);
}

void
LashProxy::save_all_projects()
{
	DBusMessage* reply_ptr;

	if (!_impl->call(true, LASH_IFACE_CONTROL, "ProjectsSaveAll", &reply_ptr, DBUS_TYPE_INVALID)) {
		return;
	}

	dbus_message_unref(reply_ptr);
}

void
LashProxy::save_project(const string& project_name)
{
	DBusMessage* reply_ptr;
	const char* const project_name_cstr = project_name.c_str();

	if (!_impl->call(true, LASH_IFACE_CONTROL, "ProjectSave", &reply_ptr, DBUS_TYPE_STRING, &project_name_cstr, DBUS_TYPE_INVALID)) {
		return;
	}

	dbus_message_unref(reply_ptr);
}

void
LashProxy::close_project(const string& project_name)
{
	DBusMessage* reply_ptr;
	const char* const project_name_cstr = project_name.c_str();

	if (!_impl->call(true, LASH_IFACE_CONTROL, "ProjectClose", &reply_ptr, DBUS_TYPE_STRING, &project_name_cstr, DBUS_TYPE_INVALID)) {
		return;
	}

	dbus_message_unref(reply_ptr);
}

void
LashProxy::close_all_projects()
{
	DBusMessage* reply_ptr;

	if (!_impl->call(true, LASH_IFACE_CONTROL, "ProjectsCloseAll", &reply_ptr, DBUS_TYPE_INVALID)) {
		return;
	}

	dbus_message_unref(reply_ptr);
}

void
LashProxy::project_rename(const string& old_name, const string& new_name)
{
	DBusMessage* reply_ptr;
	const char* const old_name_cstr = old_name.c_str();
	const char* const new_name_cstr = new_name.c_str();

	if (!_impl->call(
	            true,
	            LASH_IFACE_CONTROL,
	            "ProjectRename",
	            &reply_ptr,
	            DBUS_TYPE_STRING, &old_name_cstr,
	            DBUS_TYPE_STRING, &new_name_cstr,
	            DBUS_TYPE_INVALID)) {
		return;
	}

	dbus_message_unref(reply_ptr);
}

void
LashProxy::get_loaded_project_properties(
    const string& name,
    LoadedProjectProperties& properties)
{
	DBusMessage* reply_ptr;
	const char* reply_signature;
	DBusMessageIter iter;
	DBusMessageIter dict_iter;
	DBusMessageIter dict_entry_iter;
	DBusMessageIter variant_iter;
	const char* key;
	const char* value_type;
	dbus_bool_t value_bool;
	const char* value_string;

	const char* const project_name_cstr = name.c_str();

	if (!_impl->call(
	            true,
	            LASH_IFACE_CONTROL,
	            "ProjectGetProperties",
	            &reply_ptr,
	            DBUS_TYPE_STRING, &project_name_cstr,
	            DBUS_TYPE_INVALID)) {
		return;
	}

	reply_signature = dbus_message_get_signature(reply_ptr);

	if (strcmp(reply_signature, "a{sv}") != 0) {
		_impl->error_msg((string)"ProjectGetProperties() reply signature mismatch. " + reply_signature);
		goto unref;
	}

	dbus_message_iter_init(reply_ptr, &iter);

	for (dbus_message_iter_recurse(&iter, &dict_iter);
	        dbus_message_iter_get_arg_type(&dict_iter) != DBUS_TYPE_INVALID;
	        dbus_message_iter_next(&dict_iter)) {
		dbus_message_iter_recurse(&dict_iter, &dict_entry_iter);
		dbus_message_iter_get_basic(&dict_entry_iter, &key);
		dbus_message_iter_next(&dict_entry_iter);
		dbus_message_iter_recurse(&dict_entry_iter, &variant_iter);
		value_type = dbus_message_iter_get_signature(&variant_iter);
		if (value_type[0] != 0 && value_type[1] == 0) {
			switch (*value_type) {
			case DBUS_TYPE_BOOLEAN:
				if (strcmp(key, "Modified Status") == 0) {
					dbus_message_iter_get_basic(&variant_iter, &value_bool);
					properties.modified_status = value_bool;
				}
				break;
			case DBUS_TYPE_STRING:
				if (strcmp(key, "Description") == 0) {
					dbus_message_iter_get_basic(&variant_iter, &value_string);
					properties.description = value_string;
				} else if (strcmp(key, "Notes") == 0) {
					dbus_message_iter_get_basic(&variant_iter, &value_string);
					properties.notes = value_string;
				}
				break;
			}
		}
	}

unref:
	dbus_message_unref(reply_ptr);
}

void
LashProxy::project_set_description(const string& project_name, const string& description)
{
	DBusMessage* reply_ptr;
	const char* const project_name_cstr = project_name.c_str();
	const char* const description_cstr = description.c_str();

	if (!_impl->call(
	            true,
	            LASH_IFACE_CONTROL,
	            "ProjectSetDescription",
	            &reply_ptr,
	            DBUS_TYPE_STRING, &project_name_cstr,
	            DBUS_TYPE_STRING, &description_cstr,
	            DBUS_TYPE_INVALID)) {
		return;
	}

	dbus_message_unref(reply_ptr);
}

void
LashProxy::project_set_notes(
    const string& project_name,
    const string& notes)
{
	DBusMessage* reply_ptr;
	const char* const project_name_cstr = project_name.c_str();
	const char* const notes_cstr = notes.c_str();

	if (!_impl->call(
	            true,
	            LASH_IFACE_CONTROL,
	            "ProjectSetNotes",
	            &reply_ptr,
	            DBUS_TYPE_STRING, &project_name_cstr,
	            DBUS_TYPE_STRING, &notes_cstr,
	            DBUS_TYPE_INVALID)) {
		return;
	}

	dbus_message_unref(reply_ptr);
}