#pragma once

// C++
#define _VARIADIC_MAX 10
#include <functional>
#include <vector>
#include <string>

// RakNet
#include <RakNetTypes.h>

class dServer;

/*!
  \file ZoneInstanceManager.hpp
  \brief A class for handling zone transfers and zone-related functions
 */

//! The zone request
struct ZoneTransferRequest {
    uint64_t requestID;
    std::function<void(bool, uint32_t, uint32_t, uint32_t, std::string, uint16_t)> callback;
};

//! The zone manager
class ZoneInstanceManager {
private:
    static ZoneInstanceManager * m_Address;             //!< The singleton instance
    
    std::vector<ZoneTransferRequest*> requests; //!< The zone transfer requests
    uint64_t currentRequestID;              //!< The current request ID
    
public:
    
    //! The singleton method
    static ZoneInstanceManager * Instance() {
        if (m_Address == 0) {
            m_Address = new ZoneInstanceManager;
			m_Address->currentRequestID = 0;
        }
        
        return m_Address;
    }
    
    //! Requests a zone transfer
    /*!
      \param zoneID The zone ID
      \param zoneClone The zone clone
      \param mythranShift Whether or not this is a mythran shift
      \param callback The callback function
     */
    void RequestZoneTransfer(dServer* server, uint32_t zoneID, uint32_t zoneClone, bool mythranShift, std::function<void(bool, uint32_t, uint32_t, uint32_t, std::string, uint16_t)> callback);
    
    //! Handles a zone transfer response
    /*!
      \param requestID The request ID
      \param packet The packet
     */
    void HandleRequestZoneTransferResponse(uint64_t requestID, Packet * packet);

    void CreatePrivateZone(dServer* server, uint32_t zoneID, uint32_t zoneClone, const std::string& password);
	
    void RequestPrivateZone(dServer* server, bool mythranShift, const std::string& password, std::function<void(bool, uint32_t, uint32_t, uint32_t, std::string, uint16_t)> callback);

};
