/*==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/>.

You can contact Cyan Worlds, Inc. by email legal@cyan.com
 or by snail mail at:
      Cyan Worlds, Inc.
      14617 N Newport Hwy
      Mead, WA   99021

*==LICENSE==*/

// singular
#include "plOneShotMod.h"

// local
#include "plArmatureMod.h"
#include "plAvatarMgr.h"

// global
#include "plgDispatch.h"

// other
#include "plMessage/plAvatarMsg.h"
#include "plMessage/plOneShotMsg.h"
#include "plMessage/plOneShotCallbacks.h"

// CTOR()
plOneShotMod::plOneShotMod()
: fDrivable(false),
  fReversable(false),
  fSeekDuration(1.0f),
  fSmartSeek(false),
  fAnimName(nil),
  fNoSeek(false)
{
    // this constructor is called from the loader. 
}

// CTOR(char *)
plOneShotMod::plOneShotMod(const char *animName,
                           hsBool drivable,
                           hsBool reversable,
                           float seekDuration,
                           hsBool smartSeek,
                           hsBool noSeek)
: fDrivable(drivable),
  fReversable(reversable),
  fSeekDuration(seekDuration),
  fSmartSeek((float)smartSeek),
  fNoSeek(noSeek)
{
    fAnimName = hsStrcpy(animName);
}

// INIT
void plOneShotMod::Init(const char *animName,
                        hsBool drivable,
                        hsBool reversable,
                        float seekDuration,
                        hsBool smartSeek,
                        hsBool noSeek)
{
    fAnimName = hsStrcpy(animName);
    fDrivable = drivable;
    fReversable = reversable;
    fSeekDuration = seekDuration;
    fSmartSeek = (float)smartSeek;
    fNoSeek = noSeek;
}

// DTOR()
plOneShotMod::~plOneShotMod()
{
    if(fAnimName) {
        delete[] fAnimName;
        fAnimName = nil;
    }
}


// MSGRECEIVE
hsBool plOneShotMod::MsgReceive(plMessage* msg)
{
    plOneShotMsg *oneShotMsg = plOneShotMsg::ConvertNoRef(msg);
    if (oneShotMsg)
    {
        // Send a one shot task request to the given target, which darn well better have an avatar modifier on it.
        plKey myKey = GetKey();
        plKey objKey = GetTarget(0)->GetKey();
        plKey avKey = oneShotMsg->fPlayerKey;
        hsAssert(avKey,"The avatar key is missing in the one shot!");

        if ( avKey )
        {
            plSceneObject *avObj = (plSceneObject *)avKey->ObjectIsLoaded();
            if(avObj)
            {
                const plArmatureMod *avMod = (plArmatureMod*)avObj->GetModifierByType(plArmatureMod::Index());

                if(avMod)
                {
                    char *animName = avMod->MakeAnimationName(fAnimName);

                    plAvOneShotMsg *avOSmsg = TRACKED_NEW plAvOneShotMsg(myKey, oneShotMsg->fPlayerKey, objKey,
                                                                 fSeekDuration, (hsBool)fSmartSeek, animName, fDrivable,
                                                                 fReversable);

                    delete [] animName; // AvOneShotMsg constructor copies.
                    avOSmsg->fNoSeek = fNoSeek;
                    avOSmsg->SetBCastFlag(plMessage::kPropagateToModifiers);
                    hsRefCnt_SafeRef(oneShotMsg->fCallbacks);
                    avOSmsg->fCallbacks = oneShotMsg->fCallbacks;
                    plgDispatch::MsgSend(avOSmsg);
                }
            }

        }
        return true;
    }
    return plMultiModifier::MsgReceive(msg);
}

// ADDTARGET
// Here I am. Announce presence to the avatar registry.
void plOneShotMod::AddTarget(plSceneObject* so)
{
    plMultiModifier::AddTarget(so);
    
    plAvatarMgr::GetInstance()->AddOneShot(this);
}

void plOneShotMod::Read(hsStream *stream, hsResMgr *mgr)
{
    plMultiModifier::Read(stream, mgr);

    // read in the name of the animation itself
    fAnimName = stream->ReadSafeString();
    fSeekDuration = stream->ReadSwapScalar();
    fDrivable = stream->ReadBool();
    fReversable = stream->ReadBool();
    fSmartSeek = (float)stream->ReadBool();
    fNoSeek = stream->ReadBool();
}

void plOneShotMod::Write(hsStream *stream, hsResMgr *mgr)
{
    plMultiModifier::Write(stream, mgr);

    stream->WriteSafeString(fAnimName);
    stream->WriteSwapScalar(fSeekDuration);
    stream->WriteBool(fDrivable);
    stream->WriteBool(fReversable);
    stream->WriteBool((hsBool)fSmartSeek);
    stream->WriteBool(fNoSeek);
}