/*
 * proxy.h - classes for handling proxy profiles
 * Copyright (C) 2003  Justin Karneges
 *
 * 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 2
 * 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 library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
 *
 */

#ifndef PROXYDLG_H
#define PROXYDLG_H

#include <QList>
#include <QGroupBox>
#include <QPointer>

#include "ui_proxy.h"
//#include "ui_proxyedit.h"

class OptionsTree;
class QDomElement;
class QDomDocument;

class ProxyItem;
class ProxyManager;
typedef QList<ProxyItem> ProxyItemList;

class ProxySettings
{
public:
	ProxySettings();

	QString host, user, pass;
	int port;
	bool useAuth;
	QString url;


	void toOptions(OptionsTree* o, QString base) const;
	void fromOptions(OptionsTree* o, QString base);
	QDomElement toXml(QDomDocument *) const;
	bool fromXml(const QDomElement &);
};

class ProxyDlg : public QDialog
{
	Q_OBJECT
public:
	ProxyDlg(const ProxyItemList &, const QString &def, QWidget *parent=0);
	~ProxyDlg();

signals:
	void applyList(const ProxyItemList &, int cur);

public:
	class Private;
	friend class Private;
private:
	Private *d;
	Ui::Proxy ui_;
};

class ProxyChooser : public QWidget
{
	Q_OBJECT
public:
	ProxyChooser(ProxyManager*, QWidget* parent);
	~ProxyChooser();

	QString currentItem() const;
	void setCurrentItem(const QString &item);

private slots:
	void pm_settingsChanged();
	void pm_settingsChangedApply();
	void doOpen();

signals:
	void itemChanged();

private:
	class Private;
	Private *d;

	void buildComboBox();
};

class ProxyItem
{
public:
	ProxyItem() {}

	QString id;
	QString name;
	QString type;
	ProxySettings settings;
};

class ProxyForObject : public QObject
{
	Q_OBJECT

public:
	ProxyForObject(OptionsTree *o, QObject *parent = 0);
	~ProxyForObject();

	QString itemForObject(const QString& obj);
	void save();
	QComboBox* getComboBox(ProxyChooser* pc, QWidget* p = 0);

private slots:
	void currentItemChanged(int);
	void updateCurrentItem();

private:
	void loadItem(const QString& obj);

	OptionsTree* ot_;
	ProxyChooser* pc_;
	QPointer<QComboBox> cb_;
	QMap<QString, QString> items_;
	QMap<QString, QString> tmp_;
};

class ProxyManager : public QObject
{
	Q_OBJECT
public:
	static ProxyManager* instance();

	void init(OptionsTree *o);
	~ProxyManager();

	ProxyChooser *createProxyChooser(QWidget *parent=0);
	ProxyItemList itemList() const;
	ProxyItem getItem(const QString &id) const;
	QString lastEdited() const;
	void migrateItemList(const ProxyItemList &);
//	int findOldIndex(int) const;
	ProxyForObject* proxyForObject();
	ProxyItem getItemForObject(const QString& obj);

signals:
	void settingsChanged();
	void proxyRemoved(QString);

public slots:
	void openDialog(QString);

private slots:
	void pd_applyList(const ProxyItemList &, int cur);

private:
	ProxyManager();
	class Private;
	Private *d;

	static ProxyManager* instance_;
};

#endif
