/*
 $Revision: 1.16 $
 $Date: 2009/06/23 11:32:28 $
 $Author: faust $
 */

#ifndef PING_H
#define PING_H

#include <string>
#include <pthread.h>

#include "os_int.h"
#include "base_plugin.h"
#include "notifer.h"
#include "user_ips.h"
#include "pinger.h"
#include "../../../users.h"

using namespace std;

extern "C" BASE_PLUGIN * GetPlugin();

class PING;
//-----------------------------------------------------------------------------*/
class CHG_CURRIP_NOTIFIER_PING: public PROPERTY_NOTIFIER_BASE<uint32_t>
{
public:
    void        Notify(const uint32_t & oldIP, const uint32_t & newIP);
    void        SetUser(user_iter u) { user = u; }
    user_iter   GetUser() {return user; }
    void        SetPinger(const PING * p) { ping = p; }

private:
    user_iter   user;
    const PING * ping;
};
//-----------------------------------------------------------------------------
class CHG_IPS_NOTIFIER_PING: public PROPERTY_NOTIFIER_BASE<USER_IPS>
{
public:
    void        Notify(const USER_IPS & oldIPS, const USER_IPS & newIPS);
    void        SetUser(user_iter u) { user = u; }
    user_iter   GetUser() {return user; }
    void        SetPinger(const PING * p) { ping = p; }

private:
    user_iter   user;
    const PING * ping;
};
//-----------------------------------------------------------------------------
class ADD_USER_NONIFIER_PING: public NOTIFIER_BASE<user_iter>
{
public:
    ADD_USER_NONIFIER_PING(){};
    virtual ~ADD_USER_NONIFIER_PING(){};

    void SetPinger(PING * p) { ping = p; }
    void Notify(const user_iter & user);

private:
    PING * ping;
};
//-----------------------------------------------------------------------------
class DEL_USER_NONIFIER_PING: public NOTIFIER_BASE<user_iter>
{
public:
    DEL_USER_NONIFIER_PING(){};
    virtual ~DEL_USER_NONIFIER_PING(){};

    void SetPinger(PING * p) { ping = p; }
    void Notify(const user_iter & user);

private:
    PING * ping;
};
//-----------------------------------------------------------------------------
class PING_SETTINGS
{
public:
                    PING_SETTINGS();
    virtual         ~PING_SETTINGS(){};
    const string&   GetStrError() const { return errorStr; }
    int             ParseSettings(const MODULE_SETTINGS & s);
    int             GetPingDelay(){ return pingDelay; };
private:
    int             ParseIntInRange(const string & str, int min, int max, int * val);
    int             pingDelay;
    mutable string  errorStr;
};
//-----------------------------------------------------------------------------
class PING: public BASE_PLUGIN
{
friend class CHG_CURRIP_NOTIFIER_PING;
friend class CHG_IPS_NOTIFIER_PING;
public:
    PING();
    virtual ~PING();

    void                SetUsers(USERS * u);
    void                SetTariffs(TARIFFS *){};
    void                SetAdmins(ADMINS *){};
    void                SetTraffcounter(TRAFFCOUNTER *){};
    void                SetStore(BASE_STORE *){};
    void                SetStgSettings(const SETTINGS *){};
    void                SetSettings(const MODULE_SETTINGS & s);
    int                 ParseSettings();

    int                 Start();
    int                 Stop();
    int                 Reload() { return 0; };
    bool                IsRunning();

    const string      & GetStrError() const;
    const string        GetVersion() const;
    uint16_t            GetStartPosition() const;
    uint16_t            GetStopPosition() const;

    void                AddUser(user_iter u);
    void                DelUser(user_iter u);

private:
    void                GetUsers();
    void                SetUserNotifiers(user_iter u);
    void                UnSetUserNotifiers(user_iter u);
    static void *       Run(void * d);
    mutable string      errorStr;
    PING_SETTINGS       pingSettings;
    MODULE_SETTINGS     settings;
    USERS             * users;
    list<user_iter>     usersList;

    /*
    мы должны перепроверить возможность пингования юзера при изменении
    следующих его параметров:
    - currIP
    - ips
    */
    pthread_t           thread;
    pthread_mutex_t     mutex;
    bool                nonstop;
    bool                isRunning;
    mutable STG_PINGER  pinger;

    list<CHG_CURRIP_NOTIFIER_PING>   ChgCurrIPNotifierList;
    list<CHG_IPS_NOTIFIER_PING>      ChgIPNotifierList;

    ADD_USER_NONIFIER_PING      onAddUserNotifier;
    DEL_USER_NONIFIER_PING      onDelUserNotifier;
};
//-----------------------------------------------------------------------------

#endif