#include "stdafx.h"

#include "CombatState_Charging.h"

#include "Combat/EvtCombat.h"

#include "Event/EvtImp.h"

#include "Combat/CombatSysImp.h"

#include "Entity/EntityIf.h"

#include "Combat/CombatDefinition.h"

#include "Move/EvtMove.h"





enum

{

	time_InCharging		=	15000,

};



CombatState_Charging::CombatState_Charging(void)



{

}



CombatState_Charging::~CombatState_Charging()

{

}



void

CombatState_Charging::enter()

{

	//

	//	if m_nTTL == 0, ICombatSys will keep in Charging states until some one else set me to another state

	//	if m_nTTL > 0,  ICombatSys will transfer to casting state when time expired

	//



	m_nTTL = 0;

}



void

CombatState_Charging::leave()

{

	//

	//	In range

	m_wpEntity->setMoveState(Move::mst_Idle);

}





bool 

CombatState_Charging::update(int nElapse)

{

	m_nTTL-= nElapse;



	if (m_nTTL<=0)

	{

		IEntity* pTarget = m_wpCombat->getTargetCC();

		if (pTarget)

		{



			int  nDstTileX = 0;

			int  nDstTileZ = 0;

			//pTarget->getTilePosition(nDstTileX, nDstTileZ);



			int  nCurTileX = 0;

			int  nCurTileZ = 0;

			//m_wpEntity->getTilePosition(nCurTileX, nCurTileZ);



			nCurTileX -= nDstTileX;

			nCurTileZ -= nDstTileZ;

			if ((nCurTileX*nCurTileX + nCurTileZ*nCurTileZ)<16)

			{

				m_wpCombat->setState(Combat::CBS_Casting);

			}

			else

			{

				//

				//	If target is moving or I am not moving

				//

				if ( pTarget->getMoveState()==Move::mst_Moving ||

					m_wpEntity->getMoveState()!=Move::mst_Moving)

				{

					EvtImp ge(EVT_Move, int (nDstTileX * 1000),  int (nDstTileZ * 1000), Move::MT_RUN);

					m_wpEntity->onEvent(ge);

				}



				m_nTTL = 1000;

			}

		}

		else

		{

			m_wpCombat->setState(Combat::CBS_Ready);

		}

	}

	return true;

}







void 

CombatState_Charging::onEvent(IEvt& evt)

{

	if (evt.getID()==EVT_CastStart)

	{

		if (!m_wpCombat->isCalculator())

		{

			GECast* pGE = static_cast<GECast*>(&evt);

			m_wpCombat->onEvent_Cast(evt);

			m_wpCombat->setState(Combat::CBS_Ready);

		}

		else

		{

			LOG_ERROR("Failed, calculator should not received cast start when charging!\n");

		}

	}

	else if (evt.getID()==EVT_CastEnd)

	{

		if (!m_wpCombat->isCalculator())

		{

			m_wpCombat->setState(Combat::CBS_CoolDown);

		}

		else

		{

			LOG_ERROR_V("Failed to cast end in : %d !\n", m_wpCombat->getStateName());

		}

	}

	else if (evt.getID()==EVT_CastResult)

	{

		m_wpCombat->onEvent_CastResult(evt);

	}

	else if (evt.getID()==EVT_CastPrep)

	{

		m_wpCombat->onEvent_CastPrep(evt);

	}

	else if (evt.getID()==EVT_TargetSelected)

	{

		m_wpCombat->onEvent_Target(evt);

	}

}