//
// C++ Interface: qqmessagemanager
//
// Description:
//
//
// Author: Hui Jin based on groupwise/qqmessengmanager.h
//
//
// Copyright: See COPYING file that comes with this distribution
//
//
#ifndef QQCHATSESSION_H
#define QQCHATSESSION_H

#include <q3ptrqueue.h>
//Added by qt3to4:
#include <QLabel>
#include <Q3ValueList>
#include <QList>
#include <QDateTime>
#include <kopetemessage.h>
#include <kopetechatsession.h>


class QLabel;
class KAction;
class KActionMenu;
class KDialog;
class QQAccount;
class QQContact;
// class QQContactSearch;

struct ConferenceEvent
	{
		int type;
		QString guid;
		QString user;
		QDateTime timeStamp;
		quint32 flags;
		QString message;
	};


class QQ_EXPORT QQChatSession : public Kopete::ChatSession
{
Q_OBJECT

friend class QQAccount;

public:

	/**
     * The destructor emits leavingConference so that the account can tell the server that the user has left the chat
	 */
	~QQChatSession();
	/**
	 * The conference's globally unique identifier, which is given to it by the server
	 */
	QString guid() const { return m_guid; }
	/**
	 * Change the GUID
	 */
	void setGuid( const QString & guid );
	/**
	 * Utility account access
	 */
	QQAccount * account();
	/**
	 * Accessors and mutators for secure chat, logged chat, and closed conference flags
	 */
	void setClosed();
	/**
	 * Add invitees to the conference
	 */
	void addInvitee( const Kopete::Contact * );
	/**
	 * Add members to the conference
	 */
	void joined( QQContact * );
	/**
	 * Remove members from conference
	 */
	void left( QQContact * );
	/**
	 * An invitation was declined
	 */
	void inviteDeclined( QQContact * );
	/**
	 * Check whether the conversation being administratively logged and update the UI to indicate this
	 */
	void updateArchiving();
	/**
	 * Reimplemented from Kopete::ChatSession - invites contacts via DND
	 */
	virtual void inviteContact(const QString& );
signals:
	/**
	 * Tell the contact we got a GUID so it can route incoming messages here.
	 */
	void conferenceCreated();
	/**
	 * Tell the account that the QQChatSession is closing so it can tell the server that the user has left the conference
	 */
	void leavingConference( QQChatSession * );
protected:
	/**
	 * Start the process of creating a conference for this GWMM on the server.
	 */
	void createConference();
	/**
	 * Sends any messages and invitations that were queued while waiting for the conference to be created
	 */
	void dequeueMessagesAndInvites();
protected slots:
	/**
	 * Receive the GUID returned by the server when we start a chat.
	 * @param mmId Message Manager ID, used to determine if this GUID is meant for this message manager
	 * @param guid The GUID allotted us by the server.
	 */
	void receiveGuid( const int mmId, const QString & guid );
	/**
	 * An attempt to create a conference on the server failed.
	 * @param mmId Message Manager ID to see if the failure refers to this message manager
	 */
	void slotCreationFailed( const int mmId,const int statusCode );

	void slotSendTypingNotification ( bool typing );
	void slotMessageSent( Kopete::Message &message, Kopete::ChatSession * );
	// TODO: slots for us leaving conference, us inviting someone, someone joining, someone leaving, someone sending an invitation, getting typing?
	void slotGotTypingNotification( const ConferenceEvent & );
	void slotGotNotTypingNotification( const ConferenceEvent & );
	/**
	 * Popupulate the menu of invitable contacts
	 */
	void slotActionInviteAboutToShow();
	/**
	 * Invite a contact to join this chat
	 */
	void slotInviteContact( Kopete::Contact * );
	/**
	 * Show the search dialog to invite another contact to the chat
	 */
	void slotInviteOtherContact();
	/**
	 * Process the response from the search dialog; send the actual invitation
	 */
	void slotSearchedForUsers();

	void slotShowSecurity();
	void slotShowArchiving();
private:

	QQChatSession( const Kopete::Contact* user, Kopete::ContactPtrList others, Kopete::Protocol* protocol, const QString& guid );

	QString m_guid; // The conference's globally unique identifier, which is given to it by the server
	int m_flags; // flags for secure connections, central logging and "conference closed" as given by the server

	Q3ValueList< Kopete::Message > m_pendingOutgoingMessages; // messages queued while we wait for the server to tell us the conference is created.
	Kopete::ContactPtrList m_pendingInvites; // people we wanted to invite to the conference, queued while waiting for the conference to be created.
	KActionMenu *m_actionInvite;
	typedef QList<KAction*> ActionList;
	ActionList m_inviteActions;
	// labels showing secure and logging status
	QAction *m_secure;
	QAction *m_logging;
	// search widget and dialog used for inviting contacts
	// QQContactSearch * m_search;
	KDialog * m_searchDlg;
	// contacts who have been invited to join but have not yet joined the chat
	Kopete::ContactPtrList m_invitees;
	// track the number of members actually in the chat
	uint m_memberCount;

	/**
	 * return an unique identifier for that kmm
	 * @todo check it!
	*/
	uint mmId() const;
	uint m_mmId;

};

#endif
