#pragma once

#include "gstrings.h"
#include "cmdlib.h"
#include "quotemgr.h"
#include "palentry.h"
#include "vectors.h"
#ifdef GetMessage
#undef GetMessage	// Windows strikes...
#endif

enum EMax
{
	MAXSKILLS = 7,
	MAXMENUGAMEPLAYENTRIES = 7,
};

enum EVolFlags
{
	VF_HIDEFROMSP = 1,
	VF_OPTIONAL = 2,
	VF_SHAREWARELOCK = 4,	// show in shareware but lock access.
	VF_NOSKILL = 8,
};

enum EMapFlags
{
	LEVEL_NOINTERMISSION = 1,
	LEVEL_SECRETEXITOVERRIDE = 2,	// when given an explicit level number, override with secret exit in the map, mainly for compiling episodes out of single levels.
	LEVEL_CLEARINVENTORY = 4,
	LEVEL_CLEARWEAPONS = 8,
};

enum EMapGameFlags
{
	LEVEL_RR_HULKSPAWN = 1,
	LEVEL_RR_CLEARMOONSHINE = 2,
};

// These get filled in by the map definition parsers of the front ends.
extern FString gSkillNames[MAXSKILLS];
extern int gDefaultVolume, gDefaultSkill;


// Localization capable replacement of the game specific solutions.

inline void MakeStringLocalizable(FString &quote)
{
	// Only prepend a quote if the string is localizable.
	if (quote.Len() > 0 && quote[0] != '$' && GStrings[quote]) quote.Insert(0, "$");
}

enum
{
	MI_FORCEEOG = 1,
	MI_USERMAP = 2,
};

enum {
	MAX_MESSAGES = 32
};

class DObject;
struct MapRecord;

struct CutsceneDef
{
	FString video;
	FString function;
	FString soundName;
	int soundID;	// ResID not SoundID!
	int sound = 0;
	int framespersec = 0; // only relevant for ANM.
	bool transitiononly = false; // only play when transitioning between maps, but not when starting on a map or ending a game.

	void Create(DObject* runner);
	bool Create(DObject* runner, MapRecord* map, bool transition);
	bool isdefined() { return video.IsNotEmpty() || function.IsNotEmpty(); }
	int GetSound();
};

struct GlobalCutscenes
{
	CutsceneDef Intro;
	CutsceneDef DefaultMapIntro;
	CutsceneDef DefaultMapOutro;
	CutsceneDef SharewareEnd;
	CutsceneDef LoadingScreen;
	FString MPSummaryScreen;
	FString SummaryScreen;
};

struct ClusterDef
{
	FString name;			// What gets displayed for this cluster. In Duke this is normally the corresponding volume name but does not have to be.
	CutsceneDef intro;		// plays when entering this cluster
	CutsceneDef outro;		// plays when leaving this cluster
	CutsceneDef gameover;	// when defined, plays when the player dies in this cluster
	FString InterBackground;
	int index = -1;
	int flags = 0;			// engine and common flags
	int gameflags = 0;		// game specific flags.
};

struct VolumeRecord	// episodes
{
	FString startmap;
	FString name;
	FString subtitle;
	int index = -1;
	int flags = 0;
	int shortcut = 0;
};

struct MapRecord
{
	int parTime = 0;
	int designerTime = 0;
	FString fileName;
	FString labelName;
	FString name;
	FString music;
	FString Author;
	FString NextMap;
	FString NextSecret;
	int cdSongId = -1;
	int musicorder = -1;

	CutsceneDef intro;
	CutsceneDef outro;
	int flags = 0;
	int gameflags = 0;
	int levelNumber = -1;
	int mapindex = -1;	// index in the episode. This only for finding the next map in the progression when nothing explicit is defined.
	int cluster = -1;

	PalEntry fadeto = 0;
	int fogdensity = 0;
	int skyfog = 0;
	FString BorderTexture;
	FString InterBackground;
	TArray<FString> PrecacheTextures;
	FVector4 skyrotatevector;

	// The rest is only used by Blood
	int nextLevel = -1;
	int nextSecret = -1;
	FString messages[MAX_MESSAGES];
	int8_t fog = -1, weather = -1;	// Blood defines these but they aren't used.

	// game specific stuff
	int rr_startsound = 0;
	
	const char* LabelName() const
	{
		if (flags & MI_USERMAP) return GStrings("TXT_USERMAP");
		return labelName;
	}
	const char *DisplayName() const
	{
		if (name.IsEmpty()) return labelName;
		return GStrings.localize(name);
	}
	void SetName(const char *n)
	{
		name = n;
		MakeStringLocalizable(name);
	}
	void SetFileName(const char* n)
	{
		if (*n == '/' || *n == '\\') n++;
		fileName = n;
		FixPathSeperator(fileName);
		labelName = ExtractFileBase(n);
	}
	const char* GetMessage(int num)
	{
		if (num < 0 || num>= MAX_MESSAGES) return "";
		return GStrings(messages[num]);
	}
	
	void AddMessage(int num, const FString &msg)
	{
		messages[num] = msg;
	}
};

struct SummaryInfo
{
	int kills;
	int maxkills;
	int secrets;
	int maxsecrets;
	int supersecrets;
	int time;
	int playercount;
	bool cheated;
	bool endofgame;
};

extern GlobalCutscenes globalCutscenes;
extern MapRecord *currentLevel;	

bool SetMusicForMap(const char* mapname, const char* music, bool namehack = false);

MapRecord *FindMapByName(const char *nm);
MapRecord *FindMapByLevelNum(int num);
MapRecord* FindMapByClusterAndLevelNum(int clst, int num);
inline MapRecord* FindMapByIndexOnly(int clst, int num) { return FindMapByClusterAndLevelNum(clst, num); }
MapRecord *FindNextMap(MapRecord *thismap);
MapRecord* SetupUserMap(const char* boardfilename, const char *defaultmusic = nullptr);
MapRecord* AllocateMap();

VolumeRecord* FindVolume(int index);
ClusterDef* FindCluster(int index);
ClusterDef* AllocateCluster();
VolumeRecord* AllocateVolume();
void SetLevelNum(MapRecord* info, int num);

inline VolumeRecord* MustFindVolume(int index)
{
	auto r = FindVolume(index);
	if (r) return r;
	r = AllocateVolume();
	r->index = index;
	return r;
}
inline ClusterDef* MustFindCluster(int index)
{
	auto r = FindCluster(index);
	if (r) return r;
	r = AllocateCluster();
	r->index = index;
	return r;
}


// These should be the only places converting between level numbers and volume/map pairs
constexpr inline int makelevelnum(int vol, int map)
{
	return vol * 1000 + map;
}

constexpr inline int volfromlevelnum(int num)
{
	return num >= 0 ? num / 1000 : 0;
}

constexpr inline int mapfromlevelnum(int num)
{
	return num >= 0 ? num % 1000 : -1;
}


enum
{
	RRENDSLOT = 127
};