#ifndef _DCTC_HUB_H
#define _DCTC_HUB_H

#include <qobject.h>
#include <qstringlist.h>
#include <list>
#include <map>
using namespace std;

class dc_user;
class dctc_connection;

class dctc_hub : public QObject
{
	Q_OBJECT

public:
	dctc_hub(QObject *parent = 0, const char* name = 0);
	~dctc_hub();

	int hubconnect(const QString &ip,const QString &pwd, int pid = 0);
	int hubconnect(const QString &ip,const QString &pwd, const QString &profile);
	void hubdisconnect();
	void connectToMaster();

	void get_ulist() { send_command("/ULIST"); }
	const QString &get_hubip() const { return hubip; }

	void send_privmsg(const QString &msg,const QString &nick);
	static void killMaster();
	void doPostInit();
	static bool hasMasterConnection() {return master!=0;}

	// Used by the hubdisconnect signal to tell the receiver what caused the disconnection.
	enum {DISCONNECT_DIED,DISCONNECT_HUB};

public slots:
    void get_hub_name();
	void search_for(const QString &pattern, bool multiHub);
	void get_file (int,const QString& user, const QString& file,const QString& localName, unsigned long int size);
	void addSource(int gdlid,const QString& user, const QString& file, unsigned long int size);
	void send_chatmsg(const QString &msg);
	void cancel_transfer(unsigned int id);
	void delete_gdl(unsigned int id,const QString&,const QString&);
	void get_user_list(const QString&);
	void get_uinfo(const QString &user);
	void attachFile(const QString&);
	void detachId(const unsigned int);
	void retryTransfer(const QString&);
	void sendPassword(const QString&);
	void request_dlist();
	void reshare();
	void updateDescription();
	void getUserInfos();
	void send_command(const QString &command);
signals:
	// Signals used, AFAIK, only by transfer widget.
	void uploadAdded(const QString &info);
	void uploadUpdated(const QString &info);
	void uploadClosed(const QString &user, const QString &file);
	void gdlUpdated(const QString &info);
	void gdlListEnd();
	// End of signals used only by transfer widget.

	void hub_name(const QString&);
	void user_added(const QString &, bool = false);
	void user_removed(const QString &);
	//void user_info(const QString&, const QString&, const QString&, const QString&);
	void user_info(const QString& nick, const QString& share, const QString& cnx,
					const QString &email, const QString& desc, bool away);
	void userIsOp(const QString& user);
	void data_to_send(const QString&);
	void logging(const QString &);
	void hubDisconnect(int);
	void hubReached();
	//void connectionReady();
	void progressBar(const QString& name,const QString& progress,const QStringList& messages);

	/// Emitted when dctc has a search result.
	void search_file(const QString&, const QString&, const QString &, const QString &, const QString&);

	/*
	  // Signals related to downloads
	  void new_transfer(int, const QString &nick);
	  void transfer_info(int,
			     const QString &fname,
			     int,
			     int,
			     int,
			     const QString &users,
			     const QString &status);
	*/

	void active_transfers( list<int> &llGdlIds );
	void unattachedGDL(const QString&);     // Emitted when the requested download already exists but is unattached

	/*
	  // Signals related to uploads
	  void new_upload(int,const QString&, const QString&);
	  void transfer_info(int,int,int);
	  void done_transfer(const QString &, const QString &);
	  void done_transfer(int);
	*/
	void chat_msg(const QString&);
	void privchat_msg(const QString &,const QString &);

	// Emitted when a user file list has been received.
	void userFileList( const QString& );
	void passwordRequired();

	void userListArrived(const QStringList&);

private slots:
	void dc_string(const QString&);
	void masterString(const QString&);
	void connection_died();
	//  void request_dlist();  -- moving this to public slots /estrato

private:
	void parse_dctc_string(const QString &str);
	void parse_uinfo(const QString &str);
	void parse_file(const QString &str, QString& user, QString &file, QString &size);
	void parse_srest(const QString &str, QString& user, QString &file, QString &size, QString &slot, QString &);
	void parse_xferr(const QString &str);
	QString dctc_command_type(const QString &str);
	QString dctc_command_data(const QString &str);
	void parseGDLContent( const QString &str );
	dctc_connection *connection;

	// This is the master connection, it is only created once when the first hub is created
	static dctc_connection *master;
	
	void send_command_master(const QString &cmd);
	QString message;

	QString hubip;
	bool incoming_info;
	bool incoming_xfer_info;  // for all individual transfers, not same as gdl info
	//     map<int,int> idMap;
	QStringList userList;
	bool userListSent;
};

#endif