//-----------------------------------------------------------------------------
//
// Skulltag Source
// Copyright (C) 2003-2005 Brad Carney
// Copyright (C) 2007-2012 Skulltag Development Team
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice,
//    this list of conditions and the following disclaimer.
// 2. Redistributions in binary form must reproduce the above copyright notice,
//    this list of conditions and the following disclaimer in the documentation
//    and/or other materials provided with the distribution.
// 3. Neither the name of the Skulltag Development Team nor the names of its
//    contributors may be used to endorse or promote products derived from this
//    software without specific prior written permission.
// 4. Redistributions in any form must be accompanied by information on how to
//    obtain complete source code for the software and any accompanying
//    software that uses the software. The source code must either be included
//    in the distribution or be available for no more than the cost of
//    distribution plus a nominal fee, and must be freely redistributable
//    under reasonable conditions. For an executable file, complete source
//    code means the source code for all modules it contains. It does not
//    include source code for modules or files that typically accompany the
//    major components of the operating system on which the executable file
//    runs.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
// POSSIBILITY OF SUCH DAMAGE.
//
// Date created:  9/20/05
//
//
// Filename: invasion.h
//
// Description: 
//
//-----------------------------------------------------------------------------

#ifndef __INVASION_H__
#define __INVASION_H__

#include "actor.h"
#include "c_cvars.h"

//*****************************************************************************
//	DEFINES

typedef enum
{
	IS_WAITINGFORPLAYERS,
	IS_FIRSTCOUNTDOWN,
	IS_INPROGRESS,
	IS_BOSSFIGHT,
	IS_WAVECOMPLETE,
	IS_COUNTDOWN,
	IS_MISSIONFAILED,

} INVASIONSTATE_e;

//*****************************************************************************
//	STRUCTURES

struct	PNGHandle;

//*****************************************************************************
class ABaseMonsterInvasionSpot : public AActor
{
	DECLARE_CLASS( ABaseMonsterInvasionSpot, AActor )
public:

	virtual	FName	GetSpawnName( void );
	virtual	void	Activate( AActor *pActivator );
	virtual	void	Deactivate( AActor *pActivator );
	
	void		Tick( void );
	void		Serialize( FSerializer &arc );

	// [EP] TODO: remove the 'l' prefix from the name of the variables which aren't LONG anymore
	int		lNextSpawnTick;
	int		lNumLeftThisWave;
	bool	bIsBossMonster;
};

//*****************************************************************************
class ABasePickupInvasionSpot : public AActor
{
	DECLARE_CLASS( ABasePickupInvasionSpot, AActor )
public:

	virtual	FName	GetSpawnName( void );
	virtual	void	Activate( AActor *pActivator );
	virtual	void	Deactivate( AActor *pActivator );
	void	OnDestroy () override;
	
	void		Tick( void );
	void		Serialize( FSerializer &arc );
	void		PickedUp( void );

	// [EP] TODO: remove the 'l' prefix from the name of the variables which aren't LONG anymore
	int		lNextSpawnTick;
	int		lNumLeftThisWave;
};

//*****************************************************************************
class ABaseWeaponInvasionSpot : public AActor
{
	DECLARE_CLASS( ABaseWeaponInvasionSpot, AActor )
public:

	virtual	FName	GetSpawnName( void );
	virtual	void	Activate( AActor *pActivator );
	virtual	void	Deactivate( AActor *pActivator );
	
	void		Tick( void );
	void		Serialize( FSerializer &arc );

	// [EP] TODO: remove the 'l' prefix from the name of the variable which isn't LONG anymore
	int			lNextSpawnTick;
};

//*****************************************************************************
//	PROTOTYPES

void	INVASION_Construct( void );
void	INVASION_Tick( void );
void	INVASION_StartFirstCountdown( ULONG ulTicks );
void	INVASION_StartCountdown( ULONG ulTicks );
void	INVASION_BeginWave( ULONG ulWave );
void	INVASION_DoWaveComplete( void );
void	INVASION_Serialize( FSerializer &arc );
void	INVASION_RemoveMonsterCorpse( );
void	INVASION_ClearMonsterCorpsePointer( AActor *pActor );

ULONG	INVASION_GetCountdownTicks( void );
void	INVASION_SetCountdownTicks( ULONG ulTicks );	

INVASIONSTATE_e		INVASION_GetState( void );
void				INVASION_SetState( INVASIONSTATE_e State );

ULONG	INVASION_GetNumMonstersLeft( void );
void	INVASION_SetNumMonstersLeft( ULONG ulLeft );

ULONG	INVASION_GetNumArchVilesLeft( void );
void	INVASION_SetNumArchVilesLeft( ULONG ulLeft );

ULONG	INVASION_GetCurrentWave( void );
void	INVASION_SetCurrentWave( ULONG ulWave );

bool	INVASION_GetIncreaseNumMonstersOnSpawn( void );
void	INVASION_SetIncreaseNumMonstersOnSpawn( bool bIncrease );

void	INVASION_UpdateMonsterCount( AActor* pActor, bool removeMonster ); 

bool	INVASION_PreventPlayersFromJoining( void );
bool	INVASION_IsMapThingInvasionSpot( const FMapThing *mthing );

//*****************************************************************************
//  EXTERNAL CONSOLE VARIABLES

EXTERN_CVAR( Int, sv_invasioncountdowntime )
EXTERN_CVAR( Int, wavelimit )
EXTERN_CVAR( Bool, sv_usemapsettingswavelimit )

#endif	// __INVASION_H__
