/**********************************************************************
 * LeechCraft - modular cross-platform feature rich internet client.
 * Copyright (C) 2006-2011  Georg Rudoy
 *
 * This program 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 3 of the License, or
 * (at your option) any later version.
 *
 * This program 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 more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 **********************************************************************/

#include "core.h"
#include <QUrl>
#include <QTextCodec>
#include <QMainWindow>
#include <QNetworkReply>
#include "xmlsettingsmanager.h"
#include "defaultwidget.h"
#include "keyinterceptor.h"

using namespace Phonon;

namespace LeechCraft
{
	namespace Plugins
	{
		namespace LMP
		{
			Core::Core ()
			: ShowAction_ (new QAction (QIcon (":/plugins/lmp/resources/images/lmp.svg"),
						tr ("Show LMP"), this))
			, DefaultWidget_ (0)
			{
				ShowAction_->setEnabled (false);
			}

			Core& Core::Instance ()
			{
				static Core core;
				return core;
			}

			void Core::Release ()
			{
				delete DefaultWidget_;
				Player_.reset ();
			}

			void Core::SetCoreProxy (ICoreProxy_ptr proxy)
			{
				Proxy_ = proxy;
			}

			ICoreProxy_ptr Core::GetCoreProxy () const
			{
				return Proxy_;
			}

			PlayerWidget* Core::CreateWidget () const
			{
				PlayerWidget *result = new PlayerWidget;
				connect (result,
					SIGNAL (gotEntity (const LeechCraft::Entity&)),
					this,
					SIGNAL (gotEntity (const LeechCraft::Entity&)));
				KeyInterceptor *ki = new KeyInterceptor (result, result);
				QList<QWidget*> children = result->findChildren<QWidget*> ();
				children << result;
				for (QList<QWidget*>::iterator i = children.begin (),
						end = children.end (); i != end; ++i)
					(*i)->installEventFilter (ki);
				return result;
			}

			IVideoWidget* Core::GetDefaultWidget () const
			{
				if (!DefaultWidget_)
					DefaultWidget_ = new DefaultWidget;
				return DefaultWidget_;
			}

			void Core::Reinitialize ()
			{
			}

			void Core::Play ()
			{
				Player_->Play ();
			}

			void Core::Pause ()
			{
				Player_->Pause ();
			}

			void Core::Stop ()
			{
				Player_->Stop ();
			}

			void Core::Clear ()
			{
				Player_->Clear ();
			}

			void Core::Enqueue (const QUrl& url)
			{
				Player_->Enqueue (new MediaSource (url));
			}

			void Core::Enqueue (QIODevice *data)
			{
				Player_->Enqueue (new MediaSource (data));
			}

			QAction* Core::GetShowAction () const
			{
				return ShowAction_;
			}

			void Core::Handle (const LeechCraft::Entity& e)
			{
				MediaSource *source = 0;
				if (e.Entity_.canConvert<QNetworkReply*> ())
					source = new MediaSource (e.Entity_.value<QNetworkReply*> ());
				else if (e.Entity_.canConvert<QIODevice*> ())
					source = new MediaSource (e.Entity_.value<QIODevice*> ());
				else if (e.Entity_.canConvert<QUrl> ())
				{
					QUrl url = e.Entity_.toUrl ();
					if (url.scheme () == "file")
						source = new MediaSource (url.toLocalFile ());
					else
						source = new MediaSource (url);
				}
				else
					return;

				if (!Player_.get ())
				{
					Player_.reset (new Player (Proxy_->GetMainWindow ()));
					ShowAction_->setEnabled (true);
					connect (ShowAction_,
							SIGNAL (triggered ()),
							Player_.get (),
							SLOT (show ()));
					connect (Player_.get (),
						SIGNAL (notify (const LeechCraft::Notification&)),
						this,
						SIGNAL (notify (const LeechCraft::Notification&)));
				}
				Player_->Enqueue (source);
				if (e.Parameters_ & FromUserInitiated)
				{
					Player_->show ();
					Player_->Play ();
				}
			}
		};
	};
};

