#pragma once

#include <ReliableRatioRandomizer.h>
#include <RareItemDropParser.h>
#include <ItemDropParser.h>


// ITEMDROPINFO.txt의 
// b_index 필드의 상수값
enum eDROP_TYPE
{
	DROP_NONE		= 0,
	DROP_MONEY_1	= 1,
	DROP_MONEY_40	= 5,
	DROP_MONEY_400	= 7,

	DROP_ITEM_0		= 101,
	DROP_ITEM_1		= 102,
	DROP_ITEM_2		= 103,
	DROP_ITEM_3		= 104,
	DROP_ITEM_4		= 105,
	DROP_ITEM_5		= 106,
	DROP_ITEM_6		= 107,
	DROP_ITEM_7		= 108,
	DROP_ITEM_8		= 109,
	DROP_ITEM_9		= 110,
	DROP_ITEM_10	= 111,

	DROP_RARE_ITEM  = 999,
};

class SCItemSlot;
class DropItemRatioCalc;

class DropFormulaCore
{
public:
	DropFormulaCore(void);
	virtual ~DropFormulaCore(void);

	VOID			Init( TCHAR * tszItemDropPerGradeFile, TCHAR * tszItemDropInfoFile, TCHAR * tszRareItemDropInfoFile );

	VOID			Reload();
	// 드랍 확률 계산
	BOOL			Drop( DWORD PlayerNum, eNPC_GRADE MonsterGrade, LEVELTYPE MonsterDisplayLV, FLOAT fBonusPercent, LEVELTYPE LVAverage, eDROP_TYPE & OUT DropTypeOut, MONEY & OUT rDroppedMoneyOut, SCItemSlot & OUT rDroppedItemSlotOut );
	BOOL			AdditionalItemDrop( BOOL IsItemDrop, INT MaxArrayNum, WORD * pDropItemRate, WORD * pDropItemCode, SCItemSlot & OUT rDroppedItemSlotOut );

	// 돈
	BOOL			DropMoneyFunc( FLOAT fBonusPercent, LEVELTYPE LVAverage, eDROP_TYPE DropType, eNPC_GRADE MonsterGrade, LEVELTYPE MonsterDisplayLV, MONEY & OUT rDropMoney );
	// 일반 아이템
	BOOL			DropItemFunc( eDROP_TYPE DropType, LEVELTYPE MonsterDisplayLV, SCItemSlot & OUT rDropItemSlot );
	// 레어 아이템
	BOOL			DropRareItemFunc( DWORD PlayerNum, eNPC_GRADE MonsterGrade, LEVELTYPE MonsterDisplayLV, SCItemSlot & OUT rDropItemSlot );
	// 상위 몬스터 아이템
	BOOL			DropHigherMonsterItemFunc( INT MaxArrayNum, WORD * pDropItemRate, WORD * pDropItemCode, SCItemSlot & OUT rDropItemSlot );
protected:
	DropItemRatioCalc *	m_pItemDropRatio;

private:
	FLOAT			m_fPlusScriptPercent;		//< FormulaRatioParser::Instance()->GetFormulaRatio(RATIO_TYPE_DROP)->m_fRatio 값
	enum			{ MAX_HIGHER_MONSTER_ITEM_DROP_UNIT = (10000-1), };

	//------------------------------------------------------------------------------------------------------------------------------------------
	// 드랍 확률 관련 맴버
	VOID			_InitRatio();
	// 드랍 확률 선택기
	// +1 은 레어아이템때문에
	ReliableRatioRandomizer<MAX_DROP_ITEM_STEP_NUM+1> m_DropRatioSelecter[eNPC_GRADE_MAX][MAX_PARTYMEMBER_NUM+1];
	// 레어 아이템 확률 선택기
	// MAX_LEVEL_STEP_NUM은 레어아이템 레벨타입 구간 element개수가 MAX_LEVEL_STEP_NUM을 넘지 못한다.
	// 1~20		: 0
	// 21~40	: 1
	// 41~60	: 2
	// 61~100	: 3
	LEVELTYPE m_Section[MAX_LEVEL_STEP_NUM];
	ReliableRatioRandomizer<MAX_ELEMENT_PER_LEVEL_NUM> m_RareItemDropRatioSelecter[MAX_LEVEL_STEP_NUM][eNPC_GRADE_MAX][MAX_PARTYMEMBER_NUM+1];
	//------------------------------------------------------------------------------------------------------------------------------------------
	// 파서 관련
	ItemDropParser		m_ItemDropParser;
	RareItemDropParser	m_RareItemDropParser;
};