/*==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
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
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,
NVIDIA PhysX SDK, Microsoft DirectX SDK, OpenSSL library, Independent
JPEG Group JPEG library, Microsoft Windows Media SDK, or Apple QuickTime SDK
(or a modified version of those libraries),
containing parts covered by the terms of the Bink SDK EULA, 3ds Max EULA,
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 or by snail mail at:
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*==LICENSE==*/
#ifndef plNetServerSessionInfo_h_inc
#define plNetServerSessionInfo_h_inc

#include <string>
#include "HeadSpin.h"

#include "pnFactory/plCreatable.h"
#include "pnNetCommon/plNetServers.h"
#include "plNetCommon/plSpawnPointInfo.h"
#include "pnUUID/pnUUID.h"


class hsStream;
class hsResMgr;
class plVaultAgeInfoNode;
class plVaultAgeLinkNode;

///////////////////////////////////////////////////////////////////
// Holds info that describes an age

class plAgeInfoStruct : public plCreatable
{
    mutable uint8_t           fFlags;

    // Age dataset name "Neighborhood"
    plString        fAgeFilename;

    // Age string ID "Bevin"
    plString        fAgeInstanceName;

    // Age guid. Same as game server guid.
    plUUID  fAgeInstanceGuid;

    // User-defined age name: "My Teledahn"
    plString        fAgeUserDefinedName;

    // User-defined age description "This is Joe's Neighborhood"
    plString        fAgeDescription;

    // A modifier to user-defined name to make it unique in gui lists.
    // Assigned by vault server.
    int32_t           fAgeSequenceNumber;
    
    // The language of the client that created this age
    int32_t           fAgeLanguage;

    enum
    {
        kHasAgeFilename         = 1<<0,
        kHasAgeInstanceName     = 1<<1,
        kHasAgeInstanceGuid     = 1<<2,
        kHasAgeUserDefinedName  = 1<<3,
        kHasAgeSequenceNumber   = 1<<4,
        kHasAgeDescription      = 1<<5,
        kHasAgeLanguage         = 1<<6,
    };

    void    SetFlag( uint8_t bit, bool on=true ) const { (on)?fFlags|=bit:fFlags&=~bit;}
    void    ClearFlag( uint8_t bit ) { fFlags&=~bit;}
    bool    IsFlagSet( uint8_t bit ) const { return (fFlags&bit)!=0;}

public:
    plAgeInfoStruct()
    : fFlags( 0 )
    , fAgeSequenceNumber( 0 )
    , fAgeLanguage( -1 )
    {}

    CLASSNAME_REGISTER( plAgeInfoStruct );
    GETINTERFACE_ANY( plAgeInfoStruct, plCreatable );

    void    Clear();
    void    UpdateFlags() const;
    void    CopyFrom( const plAgeInfoStruct * other );
    void    CopyFrom( const plVaultAgeInfoNode * node );
    void    CopyFrom(const struct NetAgeInfo & info);
    bool    IsEqualTo( const plAgeInfoStruct * other ) const;

    plString  GetAgeFilename() const { return fAgeFilename; }
    plString  GetAgeInstanceName() const { return fAgeInstanceName; }
    const plUUID * GetAgeInstanceGuid() const { return &fAgeInstanceGuid; }
    plString  GetAgeUserDefinedName() const { return fAgeUserDefinedName; }
    plString  GetAgeDescription() const { return fAgeDescription; }
    uint32_t  GetAgeSequenceNumber() const { return fAgeSequenceNumber; }
    uint32_t  GetAgeLanguage() const { return fAgeLanguage; }

    void    SetAgeFilename( const plString & v );
    void    SetAgeInstanceName( const plString & v );
    void    SetAgeInstanceGuid( const plUUID * v );
    void    SetAgeUserDefinedName( const plString & v );
    void    SetAgeDescription( const plString & v );
    void    SetAgeSequenceNumber( uint32_t v );
    void    SetAgeLanguage( uint32_t v );

    bool    HasAgeFilename() const { return IsFlagSet( kHasAgeFilename ); }
    bool    HasAgeInstanceName() const { return IsFlagSet( kHasAgeInstanceName ); }
    bool    HasAgeInstanceGuid() const { return IsFlagSet( kHasAgeInstanceGuid ) && fAgeInstanceGuid.IsSet(); }
    bool    HasAgeUserDefinedName() const { return IsFlagSet( kHasAgeUserDefinedName ); }
    bool    HasAgeDescription() const { return IsFlagSet( kHasAgeDescription ); }
    bool    HasAgeSequenceNumber() const { return IsFlagSet( kHasAgeSequenceNumber ); }
    bool    HasAgeLanguage() const { return IsFlagSet( kHasAgeLanguage ); }

    void    Read( hsStream * s, hsResMgr* );
    void    Write( hsStream * s, hsResMgr* );

    plString AsString() const;
};

////////////////////////////////////////////////////////////////////

class plAgeLinkStruct : public plCreatable
{
    uint16_t              fFlags;

    // Where we want to link.
    plAgeInfoStruct     fAgeInfo;

    // The linking rule to use. See plNetCommon::LinkingRules
    int8_t                fLinkingRules;

    // Where to spawn avatar when we load the age specified in fAgeInfo
    plSpawnPointInfo    fSpawnPoint;

    // Override PLS/MCP load balancing rules for CCRs.
    uint8_t               fAmCCR;

    // If this is a child age link, who is the parent
    //    ...Age dataset name  like "Neighborhood"
    std::string         fParentAgeFilename;

    enum
    {
        kHasAgeInfo         = 1<<0,
        kHasLinkingRules    = 1<<1,
        kHasSpawnPt_DEAD    = 1<<2,
        kHasSpawnPt_DEAD2   = 1<<3,
        kHasAmCCR           = 1<<4,
        kHasSpawnPt         = 1<<5,
        kHasParentAgeFilename   = 1<<6,
    };

    void    SetFlag( uint16_t bit, bool on=true ) { (on)?fFlags|=bit:fFlags&=~bit;}
    void    ClearFlag( uint16_t bit ) { fFlags&=~bit;}
    bool    IsFlagSet( uint16_t bit ) const { return (fFlags&bit)!=0;}

public:
    plAgeLinkStruct();
    CLASSNAME_REGISTER( plAgeLinkStruct );
    GETINTERFACE_ANY( plAgeLinkStruct, plCreatable );

    plAgeInfoStruct * GetAgeInfo() { return &fAgeInfo; }
    const plAgeInfoStruct * GetAgeInfo() const { return &fAgeInfo; }

    const char * GetParentAgeFilename() const { return fParentAgeFilename.c_str(); }
    void    SetParentAgeFilename( const char * v );

    void    CopyFrom( const plAgeLinkStruct * other );
    void    CopyFrom( const plVaultAgeLinkNode * node );
    bool    IsEqualTo( const plAgeLinkStruct * other ) const;
    void    Clear();

    bool    HasAgeInfo() const { return IsFlagSet( kHasAgeInfo ); }
    bool    HasLinkingRules() const { return IsFlagSet( kHasLinkingRules ); }
    bool    HasSpawnPt() const { return IsFlagSet( kHasSpawnPt ); }
    bool    HasAmCCR() const { return IsFlagSet( kHasAmCCR ); }
    bool    HasParentAgeFilename() const { return IsFlagSet( kHasParentAgeFilename ); }

    void    SetLinkingRules( int v ) { SetFlag( kHasLinkingRules ); fLinkingRules=v; }
    int     GetLinkingRules() const { return fLinkingRules; }
    void    SetSpawnPoint( const plSpawnPointInfo & point ) { SetFlag( kHasSpawnPt ); fSpawnPoint=point; }
    plSpawnPointInfo & SpawnPoint() { return fSpawnPoint; }
    const plSpawnPointInfo & SpawnPoint() const { return fSpawnPoint; }
    void    SetAmCCR( bool v ) { SetFlag( kHasAmCCR ); fAmCCR=v?1:0; }
    bool    GetAmCCR() const { return fAmCCR!=0; }

    void    Read( hsStream * s, hsResMgr* );
    void    Write( hsStream * s, hsResMgr* );

    plString AsString() const;
};


////////////////////////////////////////////////////////////////////
// Holds info that describes a server session
//

class plNetServerSessionInfo : public plCreatable
{
    uint8_t     fFlags;
    plString    fServerName;
    uint8_t     fServerType;
    plString    fServerAddr;
    uint16_t    fServerPort;
    plUUID      fServerGuid;

    enum
    {
        kHasServerName  = 1<<0,
        kHasServerType  = 1<<1,
        kHasServerAddr  = 1<<2,
        kHasServerPort  = 1<<3,
        kHasServerGuid  = 1<<4,
    };

    void    SetFlag( uint8_t bit ) { fFlags|=bit;}
    void    ClearFlag( uint8_t bit ) { fFlags&=~bit;}
    bool    IsFlagSet( uint8_t bit ) const { return (fFlags&bit)!=0;}

public:
    plNetServerSessionInfo()
    : fServerType(plNetServerConstants::kInvalidLo)
    , fServerPort(0)
    , fFlags(0)
    {}
    CLASSNAME_REGISTER( plNetServerSessionInfo );
    GETINTERFACE_ANY( plNetServerSessionInfo, plCreatable );

    void SetServerName(const plString & val);
    void SetServerType(uint8_t val);
    void SetServerAddr(const plString & val);
    void SetServerPort(uint16_t val);
    void SetServerGuid(const plUUID * val);
    void CopyServerGuid(const plUUID & val);

    plString    GetServerName() const { return fServerName; }
    uint8_t     GetServerType() const { return fServerType; }
    plString    GetServerAddr() const { return fServerAddr; }
    uint16_t    GetServerPort() const { return fServerPort; }
    const plUUID *GetServerGuid() const { return &fServerGuid; }
    plUUID *    GetServerGuid() { return &fServerGuid; }

    bool HasServerName() const { return IsFlagSet(kHasServerName);}
    bool HasServerType() const { return IsFlagSet(kHasServerType);}
    bool HasServerAddr() const { return IsFlagSet(kHasServerAddr);}
    bool HasServerPort() const { return IsFlagSet(kHasServerPort);}
    bool HasServerGuid() const { return IsFlagSet(kHasServerGuid);}
    bool IsFullyQualified() const
    {
        return
            IsFlagSet(kHasServerName)&&
            IsFlagSet(kHasServerType)&&
            IsFlagSet(kHasServerAddr)&&
            IsFlagSet(kHasServerPort)&&
            IsFlagSet(kHasServerGuid);
    }

    void Clear();
    void CopyFrom(const plNetServerSessionInfo * other);
    bool IsEqualTo(const plNetServerSessionInfo * other) const;
    virtual plString AsString() const;
    virtual plString AsLogString() const;

    void Read(hsStream* s, hsResMgr* mgr=nil);
    void Write(hsStream* s, hsResMgr* mgr=nil);

    // WriteVersion writes the current version of this creatable and ReadVersion will read in
    // any previous version.
    virtual void ReadVersion(hsStream* s, hsResMgr* mgr);
    virtual void WriteVersion(hsStream* s, hsResMgr* mgr);
};

#endif // plNetServerSessionInfo_h_inc