CWE-ou-minkata/Sources/Plasma/PubUtilLib/plNetClient/plNetLinkingMgr.h

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

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
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(at your option) any later version.

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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 program.  If not, see <http://www.gnu.org/licenses/>.

Additional permissions under GNU GPL version 3 section 7

If you modify this Program, or any covered work, by linking or
combining it with any of RAD Game Tools Bink SDK, Autodesk 3ds Max SDK,
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 or by snail mail at:
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*==LICENSE==*/
#ifndef plNetLinkingMgr_h_inc
#define plNetLinkingMgr_h_inc

#include "HeadSpin.h"
#include "hsBitVector.h"
#include "plNetCommon/plNetServerSessionInfo.h"
#include "plNetCommon/plNetCommon.h"
#include "plMessage/plLinkToAgeMsg.h"

class plMessage;
class plVaultNotifyMsg;
struct plNCAgeJoiner;
struct plNCAgeLeaver;

class plNetLinkingMgr
{
    static void NCAgeJoinerCallback (
        plNCAgeJoiner *         joiner,
        unsigned                type,
        void *                  notify,
        void *                  userState
    );
    
    static void NCAgeLeaverCallback (
        plNCAgeLeaver *         leaver,
        unsigned                type,
        void *                  notify,
        void *                  userState
    );

    friend struct NCAgeJoinerCallback;
    friend struct NCAgeLeaverCallback;
    
    static void ExecNextOp ();


    plNetLinkingMgr();
    plNetLinkingMgr(const plNetLinkingMgr &) { }
    ~plNetLinkingMgr();

    enum Cmds
    {
        kNilCmd,
        // Sent to a player to have them call us back with info for linking to their age.
        kLinkPlayerHere,
        // Offer link to player.
        kOfferLinkToPlayer,
        // Offer link to another player from a public linking book (to my instance of the age w/out going through personal age)
        kOfferLinkFromPublicBook,
        // Sent to a player to have them link to their last age 
        kLinkPlayerToPrevAge
    };

    plLinkToAgeMsg* fDeferredLink;

    enum PreProcessResult {
        // Old style IPreProcessLink style "false" result
        kLinkFailed,
        // Old style IPreProcessLink style "true" result
        kLinkImmediately,
        // Defer the link until later, don't trash the structs
        kLinkDeferred,
    };

    uint8_t IPreProcessLink( void );
    void IPostProcessLink( void );
    bool IProcessLinkingMgrMsg( plLinkingMgrMsg * msg );
    bool IProcessLinkToAgeMsg( plLinkToAgeMsg * msg );
    void IDoLink(plLinkToAgeMsg* link);
    bool IProcessVaultNotifyMsg(plVaultNotifyMsg* msg);

    bool IDispatchMsg( plMessage * msg, uint32_t playerID );


public:
    static plNetLinkingMgr * GetInstance();
    bool MsgReceive( plMessage *msg );    // TODO: Make this a hsKeyedObject so we can really handle messages.
    void Update();

    bool IsEnabled( void ) const { return fLinkingEnabled;}
    void SetEnabled( bool b );
    
    bool LinkedIn () const { return  fLinkedIn &&  fLinkingEnabled; }
    bool Linking () const  { return !fLinkedIn && !fLinkingEnabled; }

    // Link to an age.
    void LinkToAge( plAgeLinkStruct * link, uint32_t playerID=kInvalidPlayerID );
    void LinkToAge( plAgeLinkStruct * link, const char* linkAnim, uint32_t playerID=kInvalidPlayerID );
    // Link to my last age.
    void LinkToPrevAge( uint32_t playerID=kInvalidPlayerID ); 
    // Link to my Personal Age
    void LinkToMyPersonalAge( uint32_t playerID=kInvalidPlayerID );
    // Link to my Neighborhood Age
    void LinkToMyNeighborhoodAge( uint32_t playerID=kInvalidPlayerID );
    // Link a player here.
    void LinkPlayerHere( uint32_t playerID );
    // Link player to specified age
    void LinkPlayerToAge( plAgeLinkStruct * link, uint32_t playerID );
    // Link player back to his last age
    void LinkPlayerToPrevAge( uint32_t playerID );
    // Link us to a players age.
    void LinkToPlayersAge( uint32_t playerID );
    // Offer a link to player.
    void OfferLinkToPlayer( const plAgeLinkStruct * info, uint32_t playerID, plKey replyKey );
    void OfferLinkToPlayer( const plAgeInfoStruct * info, uint32_t playerID );
    void OfferLinkToPlayer( const plAgeLinkStruct * info, uint32_t playerID );
    // Leave the current age
    void LeaveAge (bool quitting);

    // link info
    plAgeLinkStruct * GetAgeLink() { return &fAgeLink; }
    plAgeLinkStruct * GetPrevAgeLink() { return &fPrevAgeLink; }

    // lobby info
    void SetLobbyAddr( const char * ipaddr ) { fLobbyInfo.SetServerAddr( ipaddr );}
    void SetLobbyPort( int port ) { fLobbyInfo.SetServerPort( port );}
    const plNetServerSessionInfo * GetLobbyServerInfo( void ) const { return &fLobbyInfo;}

    // helpers
    static std::string GetProperAgeName( const char * ageName );    // attempt to fix wrong case age name.

private:
    bool                fLinkingEnabled;
    bool                fLinkedIn;

    // The age we are either joining or are joined with.
    plAgeLinkStruct     fAgeLink;

    // The age we just left.
    plAgeLinkStruct     fPrevAgeLink;

    // The lobby we want to talk to.
    plNetServerSessionInfo  fLobbyInfo;
};


#endif // plNetLinkingMgr_h_inc