foreach.inc

#if defined _FOREACH_LOCAL_VERSION
	#endinput
#endif
#define _FOREACH_LOCAL_VERSION		19
#if defined _FOREACH_INC_TEST
	#endinput
#endif
#define _FOREACH_INC_TEST
#if !defined _samp_included
	#error "Please include a_samp or a_npc before foreach"
#endif
#if defined SendChat || defined FOREACH_NO_PLAYERS
	#define BOTSYNC_IS_BOT		(true)
#endif
#if defined IsPlayerNPC
	#define _FOREACH_BOT
#endif
#define ITER_NONE -1
#define _Y_ITER_ARRAY: _:_Y_ITER_C0:
#define _Y_ITER_ARRAY_SIZE(%1) _:_Y_ITER_C1:_Y_ITER_C2:sizeof %1@YSII_Ag-1
#define _Y_ITER_C0:%0[%1]@YSII_%4g%3) %0@YSII_%4g[%1]%3)
#define _Y_ITER_C1:_Y_ITER_C2:%0[%1]@YSII_Ag%3) %0@YSII_Ag[]%3)
#define _Y_ITER_C2:sizeof%0(%1)@YSII_Ag-1;_:(%2=_Y_ITER_ARRAY:%3(%4)@YSII_Ag[%5])!=_Y_ITER_ARRAY_SIZE(%6);) -1;_:(%2=%3@YSII_Ag(%4,%5))!=-1;)
#define _Y_ITER_C3:%0[%1]@YSII_Cg,%2[%3]@YSII_Ag[%4]={%5} _Y_ITER_C3:%0@YSII_Cg[%1],%0@YSII_Ag[%1][%4]
#if !defined BOTSYNC_IS_BOT
	static stock
		YSI_g_sCallbacks = 0;
	forward Iter_OPDCInternal(playerid);
	#if !defined FOREACH_I_Vehicle
		#define FOREACH_I_Vehicle 1
	#endif
#else
	#if !defined FOREACH_I_Vehicle
		#define FOREACH_I_Vehicle 0
	#endif
#endif
#define IteratorArray:%1[%2]<%3> %1@YSII_Cg[%2],%1@YSII_Ag[%2][%3+1]
#define Iterator:%1<%2> _Y_ITER_C3:%1@YSII_Cg,%1@YSII_Ag[(%2)+1]={(%2)*2,(%2)*2-1,...}
#define iterator%0<%1> new Iterator:%0<%1>
#define Iter_Init(%1) \
	Iter_InitInternal(%1@YSII_Ag,sizeof %1@YSII_Ag,sizeof %1@YSII_Ag[]-1)
#define Iter_Add(%1,%2) Iter_AddInternal(_Y_ITER_ARRAY:%1@YSII_Cg,_Y_ITER_ARRAY:%1@YSII_Ag,%2,_Y_ITER_ARRAY_SIZE(%1))
#define Iter_Free(%1) Iter_FreeInternal(_Y_ITER_ARRAY:%1@YSII_Ag,_Y_ITER_ARRAY_SIZE(%1))
#define Iter_Remove(%1,%2) Iter_RemoveInternal(_Y_ITER_ARRAY:%1@YSII_Cg,_Y_ITER_ARRAY:%1@YSII_Ag,%2,_Y_ITER_ARRAY_SIZE(%1))
#define Iter_Contains(%1,%2) Iter_ContainsInternal(_Y_ITER_ARRAY:%1@YSII_Ag,%2,_Y_ITER_ARRAY_SIZE(%1))
#define Iter_SafeRemove(%1,%2,%3) Iter_SafeRemoveInternal(_Y_ITER_ARRAY:%1@YSII_Cg,_Y_ITER_ARRAY:%1@YSII_Ag,%2,%3,_Y_ITER_ARRAY_SIZE(%1))
#define Iter_Random(%1) Iter_RandomInternal(_Y_ITER_ARRAY:%1@YSII_Cg,_Y_ITER_ARRAY:%1@YSII_Ag,_Y_ITER_ARRAY_SIZE(%1))
#define Iter_Count(%1) (_Y_ITER_ARRAY:%1@YSII_Cg)
#define Iter_Clear(%1) Iter_ClearInternal(_Y_ITER_ARRAY:%1@YSII_Cg,_Y_ITER_ARRAY:%1@YSII_Ag,_Y_ITER_ARRAY_SIZE(%1))
#if !defined BOTSYNC_IS_BOT
	new
		Iterator:Player<MAX_PLAYERS>,
		Iterator:Actor<MAX_ACTORS>;
	#if FOREACH_I_Vehicle
		new Iterator:Vehicle<MAX_VEHICLES>;
	#endif
	#if defined _FOREACH_BOT && !defined FOREACH_NO_BOTS
		new
			Iterator:Bot<MAX_PLAYERS>,
			Iterator:Character<MAX_PLAYERS>;
		#define NPC@YSII_Cg Bot@YSII_Cg
		#define NPC@YSII_Ag Bot@YSII_Ag
	#endif
#endif
static stock
	YSI_gsOnPlayerConnect[] = "Iter_OnPlayerConnect",
	YSI_gsOnPlayerDisconnect[] = "Iter_OnPlayerDisconnect",
	YSI_gsOnGameModeInit[] = "Iter_OnGameModeInit",
	YSI_OnFilterScriptInit[] = "Iter_OnFilterScriptInit",
	YSI_gsSpecifier@[] = "",
	YSI_gsSpecifier@i[] = "i";
#define foreach%1(%0) for(new Y_FOREACH_SECOND|||Y_FOREACH_THIRD|||%0|||)
#define new%0|||%9|||%1:%2||| %9|||%0|||%1|||%2|||
#define Y_FOREACH_THIRD|||%0|||%1|||%2||| %1=Y_FOREACH_FIFTH|||Y_FOREACH_FOURTH|||%1:%2|||
#define Y_FOREACH_FOURTH|||%0=Y_FOREACH_FIFTH|||%1|||%2||| new Y_FOREACH_SIXTH;%0|||Y_FOREACH_SEVENTH|||%2|||
#define Y_FOREACH_SEVENTH|||%9Y_FOREACH_SIXTH;%0|||%1|||%2||| new %0:%1=%0:(_Y_ITER_ARRAY_SIZE(%2));_:(%1=%0:_Y_ITER_ARRAY:%2@YSII_Ag[_:%1])!=_Y_ITER_ARRAY_SIZE(%2);
#define Y_FOREACH_SIXTH;%0|||Y_FOREACH_SEVENTH|||%2||| %0=_Y_ITER_ARRAY_SIZE(%2);_:(%0=_Y_ITER_ARRAY:%2@YSII_Ag[%0])!=_Y_ITER_ARRAY_SIZE(%2);
#define Y_FOREACH_FIFTH|||Y_FOREACH_FOURTH|||%1:%2||| _Y_ITER_ARRAY_SIZE(%2);_:(%1=_Y_ITER_ARRAY:%2@YSII_Ag[%1])!=_Y_ITER_ARRAY_SIZE(%2);
#define Y_FOREACH_SECOND|||Y_FOREACH_THIRD|||%1,%2||| %2=_Y_ITER_ARRAY_SIZE(%1);_:(%2=_Y_ITER_ARRAY:%1@YSII_Ag[%2])!=_Y_ITER_ARRAY_SIZE(%1);
#define foreachex(%1,%2) foreach(%2:%1)
stock Iter_ScriptInit()
{
	Iter_Clear(Player);
	#if defined _FOREACH_BOT && !defined FOREACH_NO_BOTS
		Iter_Clear(Bot);
		Iter_Clear(Character);
	#endif
	#if FOREACH_I_Vehicle
		Iter_Clear(Vehicle);
		for(new vehicleid = 1; vehicleid != MAX_VEHICLES; ++vehicleid) {
			if(!GetVehicleModel(vehicleid)) {
				continue;
			}
			Iter_Add(Vehicle, vehicleid);
		}
	#endif
	Iter_Clear(Actor);
	for(new actorid = 0; actorid != MAX_ACTORS; ++actorid) {
		if(!IsValidActor(actorid)) {
			continue;
		}
		Iter_Add(Actor, actorid);
	}
	if(funcidx(YSI_gsOnPlayerDisconnect) != -1) {
		YSI_g_sCallbacks |= 1;
	}
	if(funcidx(YSI_gsOnPlayerConnect) != -1) {
		YSI_g_sCallbacks |= 2;
	}
}
#if !defined BOTSYNC_IS_BOT
	public OnFilterScriptInit()
	{
		Iter_ScriptInit();
		#if defined _FOREACH_BOT && !defined FOREACH_NO_BOTS
			Bot@YSII_Cg = _Y_ITER_C3:0;
			Character@YSII_Cg = _Y_ITER_C3:0;
			new
				lastBot = MAX_PLAYERS,
				lastCharacter = MAX_PLAYERS;
		#endif
		Player@YSII_Cg = _Y_ITER_C3:0;
		new
			lastPlayer = MAX_PLAYERS;
		for(new i = 0; i != MAX_PLAYERS; ++i) {
			if(IsPlayerConnected(i)) {
				#if defined _FOREACH_BOT
					if(!IsPlayerNPC(i)) {
						Player@YSII_Ag[lastPlayer] = i;
						++Player@YSII_Cg;
						lastPlayer = i;
					}
					#if !defined FOREACH_NO_BOTS
						else {
							Bot@YSII_Ag[lastBot] = i;
							++Bot@YSII_Cg;
							lastBot = i;
						}
						#pragma tabsize 4
						Character@YSII_Ag[lastCharacter] = i;
						++Character@YSII_Cg;
						lastCharacter = i;
					#endif
				#else
					Player@YSII_Ag[lastPlayer] = i;
					++Player@YSII_Cg;
					lastPlayer = i;
				#endif
			} else {
				#if defined _FOREACH_BOT && !defined FOREACH_NO_BOTS
					Bot@YSII_Ag[i] = MAX_PLAYERS + 1;
					Character@YSII_Ag[i] = MAX_PLAYERS + 1;
				#endif
				Player@YSII_Ag[i] = MAX_PLAYERS + 1;
			}
		}
		#if defined _FOREACH_BOT && !defined FOREACH_NO_BOTS
			Bot@YSII_Ag[lastPlayer] = MAX_PLAYERS;
			Character@YSII_Ag[lastPlayer] = MAX_PLAYERS;
		#endif
		Player@YSII_Ag[lastPlayer] = MAX_PLAYERS;
		CallLocalFunction(YSI_OnFilterScriptInit, YSI_gsSpecifier@);
		return 1;
	}
	#if defined _ALS_OnFilterScriptInit
		#undef OnFilterScriptInit
	#else
		#define _ALS_OnFilterScriptInit
	#endif
	#define OnFilterScriptInit Iter_OnFilterScriptInit
	forward OnFilterScriptInit();
#endif
#if !defined BOTSYNC_IS_BOT
	public OnGameModeInit()
	{
		Iter_ScriptInit();
		#if defined _FOREACH_BOT && !defined FOREACH_NO_BOTS
			Bot@YSII_Cg = _Y_ITER_C3:0;
			Bot@YSII_Ag[MAX_PLAYERS] = MAX_PLAYERS;
			Character@YSII_Ag[MAX_PLAYERS] = MAX_PLAYERS;
			Character@YSII_Cg = _Y_ITER_C3:0;
			new
				lastBot = MAX_PLAYERS,
				lastCharacter = MAX_PLAYERS;
		#endif
		Player@YSII_Cg = _Y_ITER_C3:0;
		Player@YSII_Ag[MAX_PLAYERS] = MAX_PLAYERS;
		new
			lastPlayer = MAX_PLAYERS;
		for(new i = 0; i != MAX_PLAYERS; ++i) {
			if(IsPlayerConnected(i)) {
				#if defined _FOREACH_BOT
					if(!IsPlayerNPC(i)) {
						Player@YSII_Ag[lastPlayer] = i;
						++Player@YSII_Cg;
						lastPlayer = i;
					}
					#if !defined FOREACH_NO_BOTS
						else {
							Bot@YSII_Ag[lastBot] = i;
							++Bot@YSII_Cg;
							lastBot = i;
						}
						#pragma tabsize 4
						Character@YSII_Ag[lastCharacter] = i;
						++Character@YSII_Cg;
						lastCharacter = i;
					#endif
				#else
					Player@YSII_Ag[lastPlayer] = i;
					++Player@YSII_Cg;
					lastPlayer = i;
				#endif
			} else {
				#if defined _FOREACH_BOT && !defined FOREACH_NO_BOTS
					Bot@YSII_Ag[i] = MAX_PLAYERS + 1;
					Character@YSII_Ag[i] = MAX_PLAYERS + 1;
				#endif
				Player@YSII_Ag[i] = MAX_PLAYERS + 1;
			}
		}
		#if defined _FOREACH_BOT && !defined FOREACH_NO_BOTS
			Bot@YSII_Ag[lastPlayer] = MAX_PLAYERS;
			Character@YSII_Ag[lastPlayer] = MAX_PLAYERS;
		#endif
		Player@YSII_Ag[lastPlayer] = MAX_PLAYERS;
		CallLocalFunction(YSI_gsOnGameModeInit, YSI_gsSpecifier@);
		return 1;
	}
	#if defined _ALS_OnGameModeInit
		#undef OnGameModeInit
	#else
		#define _ALS_OnGameModeInit
	#endif
	#define OnGameModeInit Iter_OnGameModeInit
	forward OnGameModeInit();
#endif
#if !defined BOTSYNC_IS_BOT
	public OnPlayerConnect(playerid)
	{
		#if defined _FOREACH_BOT
			if(!IsPlayerNPC(playerid)) {
				Iter_Add(Player, playerid);
			}
			#if !defined FOREACH_NO_BOTS
				else {
					Iter_Add(Bot, playerid);
				}
				#pragma tabsize 4
				Iter_Add(Character, playerid);
			#endif
		#else
			Iter_Add(Player, playerid);
		#endif
		if(YSI_g_sCallbacks & 2) {
			CallLocalFunction(YSI_gsOnPlayerConnect, YSI_gsSpecifier@i, playerid);
		}
		return 1;
	}
	#if defined _ALS_OnPlayerConnect
		#undef OnPlayerConnect
	#else
		#define _ALS_OnPlayerConnect
	#endif
	#define OnPlayerConnect Iter_OnPlayerConnect
	forward OnPlayerConnect(playerid);
#endif
#if !defined BOTSYNC_IS_BOT
	public OnPlayerDisconnect(playerid, reason)
	{
		if(YSI_g_sCallbacks & 1) {
			CallLocalFunction(YSI_gsOnPlayerDisconnect, "ii", playerid, reason);
		}
		SetTimerEx("Iter_OPDCInternal", 0, false, YSI_gsSpecifier@i, playerid);
		return 1;
	}
	#if defined _ALS_OnPlayerDisconnect
		#undef OnPlayerDisconnect
	#else
		#define _ALS_OnPlayerDisconnect
	#endif
	#define OnPlayerDisconnect Iter_OnPlayerDisconnect
	forward OnPlayerDisconnect(playerid, reason);
#endif
#if !defined BOTSYNC_IS_BOT
	public Iter_OPDCInternal(playerid)
	{
		if(IsPlayerConnected(playerid)) {
			return;
		}
		#if defined _FOREACH_BOT
			if(!IsPlayerNPC(playerid)) {
				Iter_Remove(Player, playerid);
			}
			#if !defined FOREACH_NO_BOTS
				else {
					Iter_Remove(Bot, playerid);
				}
				#pragma tabsize 4
				Iter_Remove(Character, playerid);
			#endif
		#else
			Iter_Remove(Player, playerid);
		#endif
	}
#endif
#if FOREACH_I_Vehicle
	stock Iter_CreateVehicle(modelid, Float:x, Float:y, Float:z, Float:angle, color1, color2, respawn_delay, addsiren = 0)
	{
		new
			ret = CreateVehicle(modelid, x, y, z, angle, color1, color2, respawn_delay, !!addsiren);
		if(ret != INVALID_VEHICLE_ID && ret != 0) {
			Iter_Add(Vehicle, ret);
		}
		return ret;
	}
	#if defined _ALS_CreateVehicle
		#undef CreateVehicle
	#else
		#define _ALS_CreateVehicle
	#endif
	#define CreateVehicle Iter_CreateVehicle
	stock Iter_AddStaticVehicle(modelid, Float:x, Float:y, Float:z, Float:angle, color1, color2)
	{
		new
			ret = AddStaticVehicle(modelid, x, y, z, angle, color1, color2);
		if(ret != INVALID_VEHICLE_ID) {
			Iter_Add(Vehicle, ret);
		}
		return ret;
	}
	#if defined _ALS_AddStaticVehicle
		#undef AddStaticVehicle
	#else
		#define _ALS_AddStaticVehicle
	#endif
	#define AddStaticVehicle Iter_AddStaticVehicle
	stock Iter_AddStaticVehicleEx(modelid, Float:x, Float:y, Float:z, Float:angle, color1, color2, respawn_delay, addsiren = 0)
	{
		new
			ret = AddStaticVehicleEx(modelid, x, y, z, angle, color1, color2, respawn_delay, !!addsiren);
		if(ret != INVALID_VEHICLE_ID) {
			Iter_Add(Vehicle, ret);
		}
		return ret;
	}
	#if defined _ALS_AddStaticVehicleEx
		#undef AddStaticVehicleEx
	#else
		#define _ALS_AddStaticVehicleEx
	#endif
	#define AddStaticVehicleEx Iter_AddStaticVehicleEx
	stock DestroyVehicleSafe(&vehicleid)
	{
		new success = DestroyVehicle(vehicleid);
		Iter_SafeRemove(Vehicle, vehicleid, vehicleid);
		return success;
	}
	stock Iter_DestroyVehicle(vehicleid)
	{
		Iter_Remove(Vehicle, vehicleid);
		return DestroyVehicle(vehicleid);
	}
	#if defined _ALS_DestroyVehicle
		#undef DestroyVehicle
	#else
		#define _ALS_DestroyVehicle
	#endif
	#define DestroyVehicle Iter_DestroyVehicle
#endif
#if !defined BOTSYNC_IS_BOT
	stock Iter_CreateActor(modelid, Float:x, Float:y, Float:z, Float:zAngle)
	{
		new
			ret = CreateActor(modelid, x, y, z, zAngle);
		if(ret != INVALID_ACTOR_ID) {
			Iter_Add(Actor, ret);
		}
		return ret;
	}
	#if defined _ALS_CreateActor
		#undef CreateActor
	#else
		#define _ALS_CreateActor
	#endif
	#define CreateActor Iter_CreateActor
	stock DestroyActorSafe(&actorid)
	{
		new success = DestroyActor(actorid);
		Iter_SafeRemove(Actor, actorid, actorid);
		return success;
	}
	stock Iter_DestroyActor(actorid)
	{
		Iter_Remove(Actor, actorid);
		return DestroyActor(actorid);
	}
	#if defined _ALS_DestroyActor
		#undef DestroyActor
	#else
		#define _ALS_DestroyActor
	#endif
	#define DestroyActor Iter_DestroyActor
#endif
stock Iter_RandomInternal(count, const array[], size)
{
	if(count == 0) {
		return ITER_NONE;
	}
	new
		rnd = random(count),
		cur = array[size];
	while(cur != size) {
		if(rnd-- == 0) {
			return cur;
		}
		cur = array[cur];
	}
	return ITER_NONE;
}
stock Iter_FreeInternal(const array[], size)
{
	for(new i = 0; i != size; ++i) {
		if(array[i] > size) {
			return i;
		}
	}
	return ITER_NONE;
}
stock Iter_AddInternal(&count, array[], value, size)
{
	if(0 <= value < size && array[value] > size) {
		new
			last = size,
			next = array[last];
		while(next < value) {
			last = next;
			next = array[last];
		}
		array[last] = value;
		array[value] = next;
		++count;
		return 1;
	}
	return 0;
}
stock Iter_RemoveInternal(&count, array[], value, size)
{
	new
		last;
	return Iter_SafeRemoveInternal(count, array, value, last, size);
}
stock Iter_SafeRemoveInternal(&count, array[], value, &last, size)
{
	if(0 <= value < size && array[value] <= size) {
		last = size;
		new
			next = array[last];
		while(next < size) {
			if(next == value) {
				array[last] = array[value];
				array[value] = size + 1;
				--count;
				return 1;
			}
			last = next;
			next = array[last];
		}
	}
	return 0;
}
stock Iter_ContainsInternal(const array[], value, size)
{
	return 0 <= value < size && array[value] <= size;
}
stock Iter_ClearInternal(&count, array[], size)
{
	for(new i = 0, t = size + 1; i < size; ++i) {
		array[i] = t;
	}
	array[size] = size;
	count = 0;
}
stock Iter_InitInternal(arr[][], s0, s1)
{
	for(new i = 0, t = s1 + 1; i < s0; ++i) {
		for(new j = 0; j < s1; ++j) {
			arr[i][j] = t;
		}
		arr[i][s1] = s1;
	}
}
stock Iter_PrevInternal(array[], size, slot)
{
	if(0 <= slot <= size && array[slot] <= size) {
		for(new last = slot; last--; ) {
			if(array[last] == slot) {
				return last;
			}
		}
	}
	return size;
}
#define Iter_Begin(%1) (_Y_ITER_ARRAY_SIZE(%1))
#define Iter_Start Iter_Begin
#define Iter_End(%1) (_Y_ITER_ARRAY_SIZE(%1))
#define Iter_Finish Iter_End
#define Iter_First(%1) (_Y_ITER_ARRAY:%1@YSII_Ag[_Y_ITER_ARRAY_SIZE(%1)])
#define Iter_Last(%1) Iter_PrevInternal(_Y_ITER_ARRAY:%1@YSII_Ag,_Y_ITER_ARRAY_SIZE(%1),_Y_ITER_ARRAY_SIZE(%1))
#define Iter_Next(%1,%2) (_Y_ITER_ARRAY:%1@YSII_Ag[(%2)])
#define Iter_Prev(%1,%2) Iter_PrevInternal(_Y_ITER_ARRAY:%1@YSII_Ag,_Y_ITER_ARRAY_SIZE(%1),(%2))
#define Iter_Previous Iter_Prev
#define Iter_InternalArray(%1) (_Y_ITER_ARRAY:%1@YSII_Ag)
#define _Y_ITER_INT_SIZE:%0(%2[%1]@YSII_Ag)) %0(%2@YSII_Ag[]))
#define Iter_InternalSize(%1) (_:_Y_ITER_INT_SIZE:sizeof (%1@YSII_Ag))