#include <zombiereloaded>
#include <sourcemod>
#include <sdktools>
#include <multicolors>

public Plugin myinfo =
{
	name 		= "Meteors",
	author 		= "Neon",
	description = "",
	version 	= "Meteors",
	url 		= "https://steamcommunity.com/id/n3ontm"
}

//ambient/explosions/explode_9.wav
//models/effects/vol_light128x512.mdl

new String:debugString[64];

bool g_bEnabled = false;

public void OnPluginStart()
{
	HookEvent("round_end", OnRoundEnding);
	RegAdminCmd("sm_meteors", Command_Meteors, ADMFLAG_ROOT);
}

public void OnMapStart()
{
	g_bEnabled = false;
	PrecacheModel("models/props/cs_office/vending_machine.mdl");
	CreateTimer(5.0, MeteorMain, INVALID_HANDLE, TIMER_REPEAT | TIMER_FLAG_NO_MAPCHANGE);
}

public void OnRoundEnding(Event hEvent, const char[] sEvent, bool bDontBroadcast)
{
	g_bEnabled = false;
}

public Action Command_Meteors(int client, int args)
{
	if (g_bEnabled)
	{
		g_bEnabled = false;
		CPrintToChatAll("{darkred}[Meteors] {white}%N has disabled Meteors!", client);
	}
	else if (!(g_bEnabled))
	{
		g_bEnabled = true;
		CPrintToChatAll("{darkred}[Meteors] {white}%N has enabled Meteors!", client);
	}
}

public Action MeteorMain(Handle timer)
{
	if (!(g_bEnabled))
		return;

	int victimClient = GetTargetClient()

	if (victimClient == -1)
		return;

	int indicator = SpawnIndicator(victimClient);
	int model = SpawnMeteor2(victimClient);
	int hurt = SpawnTriggerHurt(victimClient);
	int move = SpawnMoveLinear(victimClient);
	int explosion = SpawnExplosion(victimClient);
	int sound = SpawnAmbientGeneric(victimClient);
	int particle = SpawnParticle(victimClient);
	int particle2 = SpawnParticle(victimClient);

	SetVariantString("!activator");
	AcceptEntityInput(model, "SetParent", move);

	SetVariantString("!activator");
	AcceptEntityInput(hurt, "SetParent", move);

	SetVariantString("!activator");
	AcceptEntityInput(particle, "SetParent", move);

	SetVariantString("!activator");
	AcceptEntityInput(particle2, "SetParent", move);

	AcceptEntityInput(move, "Open");
}

public Action SpawnParticle(int client)
{
	new Entity;
	// Spawn dynamic prop entity
	if ((Entity = CreateEntityByName("info_particle_system")) == INVALID_ENT_REFERENCE)
		return -1;

	// Generate unique id for the entity
	new String:StrEntityName[64]; Format(StrEntityName, sizeof(StrEntityName), "info_particle_system_%i", Entity);

	// Setup entity
	DispatchKeyValue(Entity, "targetname", "meteor_particle");
	DispatchKeyValue(Entity, "effect_name", "fire_large_01");
	DispatchSpawn(Entity);
	ActivateEntity(Entity);
	AcceptEntityInput(Entity, "start");

	float fVector[3];
	float fAngles[3];
	GetClientAbsOrigin(client, fVector);
	GetClientAbsAngles(client, fAngles);

	fVector[2] += 7000.0;

	TeleportEntity(Entity, fVector, NULL_VECTOR, NULL_VECTOR);

	return Entity;

}

public Action SpawnAmbientGeneric(int client)
{
	new Entity;

	// Spawn dynamic prop entity
	if ((Entity = CreateEntityByName("ambient_generic")) == INVALID_ENT_REFERENCE)
		return -1;

	// Generate unique id for the entity
	new String:StrEntityName[64]; Format(StrEntityName, sizeof(StrEntityName), "ambient_generic_%i", Entity);

	// Setup entity
	DispatchKeyValue(Entity, "targetname", "meteor_sound");
	DispatchKeyValue(Entity, "spawnflags", "48");
	DispatchKeyValue(Entity, "SourceEntityName", "meteor_model2");
	DispatchKeyValue(Entity, "radius", "3050");
	DispatchKeyValue(Entity, "message", "ambient/explosions/explode_9.wav");
	DispatchKeyValue(Entity, "volume", "10");
	DispatchKeyValue(Entity, "health", "10");
	DispatchKeyValue(Entity, "preset", "0");
	DispatchKeyValue(Entity, "pitch", "100");
	DispatchKeyValue(Entity, "pitchstart", "100");
	DispatchSpawn(Entity);
	ActivateEntity(Entity);

	return Entity;
}

public Action SpawnTriggerHurt(int client)
{
	new Entity;

	// Spawn dynamic prop entity
	if ((Entity = CreateEntityByName("trigger_hurt")) == INVALID_ENT_REFERENCE)
		return -1;

	// Generate unique id for the entity
	new String:StrEntityName[64]; Format(StrEntityName, sizeof(StrEntityName), "trigger_hurt_%i", Entity);

	float fVector[3];
	float fAngles[3];
	GetClientAbsOrigin(client, fVector);
	GetClientAbsAngles(client, fAngles);

	fVector[2] += 7000.0;


	// Setup entity
	DispatchKeyValue(Entity, "targetname", "meteor_hurt");
	DispatchKeyValue(Entity, "spawnflags", "1");
	DispatchKeyValue(Entity, "StartDisabled", "0");
	DispatchKeyValueVector(Entity, "origin", fVector);
	DispatchKeyValue(Entity, "nodmgforce", "0");
	DispatchKeyValue(Entity, "damage", "320");
	DispatchKeyValue(Entity, "damagetype", "128");
	DispatchKeyValue(Entity, "damagemodel", "0");
	DispatchSpawn(Entity);
	ActivateEntity(Entity);

	SetEntityModel(Entity, "models/props/cs_office/vending_machine.mdl");

	new Float:minbounds[3] = {-50.0, -50.0, -100.0};
	new Float:maxbounds[3] = {50.0, 50.0, 100.0};
	SetEntPropVector(Entity, Prop_Send, "m_vecMins", minbounds);
	SetEntPropVector(Entity, Prop_Send, "m_vecMaxs", maxbounds);

	SetEntProp(Entity, Prop_Send, "m_nSolidType", 2);

	new enteffects = GetEntProp(Entity, Prop_Send, "m_fEffects");
	enteffects |= 32;
	SetEntProp(Entity, Prop_Send, "m_fEffects", enteffects);

	return Entity;
}

public Action SpawnMeteor2(int client)
{
	new Entity;
	// Spawn dynamic prop entity
	if ((Entity = CreateEntityByName("prop_physics_multiplayer")) == INVALID_ENT_REFERENCE)
		return -1;

	// Generate unique id for the entity
	new String:StrEntityName[64]; Format(StrEntityName, sizeof(StrEntityName), "prop_physics_multiplayer_%i", Entity);

	// Setup entity
	DispatchKeyValue(Entity, "targetname", "meteor_model2");
	DispatchKeyValue(Entity, "model",      "models/props/cs_militia/militiarock05.mdl");
	DispatchKeyValue(Entity, "spawnflags",      "8");
	DispatchKeyValue(Entity, "pressuredelay",      "0");
	DispatchKeyValue(Entity, "physicsmode",      "2");
	DispatchKeyValue(Entity, "physdamagescale",      "0.1");
	DispatchKeyValue(Entity, "modelscale",      "2.0");
	DispatchSpawn(Entity);

	float fVector[3];
	float fAngles[3];
	GetClientAbsOrigin(client, fVector);
	GetClientAbsAngles(client, fAngles);

	fVector[2] += 7000.0;
	//fVector[1] += 1000.0;

	TeleportEntity(Entity, fVector, NULL_VECTOR, NULL_VECTOR);

	return Entity;

}
public Action SpawnExplosion(int client)
{
	new Entity;
	// Spawn dynamic prop entity
	if ((Entity = CreateEntityByName("env_explosion")) == INVALID_ENT_REFERENCE)
		return -1;

	// Generate unique id for the entity
	new String:StrEntityName[64]; Format(StrEntityName, sizeof(StrEntityName), "env_explosion_%i", Entity);

	// Setup entity
	DispatchKeyValue(Entity, "targetname", "meteor_explosion");
	DispatchKeyValue(Entity, "fireballsprite",      "sprites/zerogxplode.spr");
	DispatchKeyValue(Entity, "rendermode",      "5");
	DispatchKeyValue(Entity, "iMagnitude",      "300");
	DispatchKeyValue(Entity, "iRadiusOverride", "70");

	DispatchKeyValue(Entity, "spawnflags",      "81");

	DispatchSpawn(Entity);

	float fVector[3];
	float fAngles[3];
	GetClientAbsOrigin(client, fVector);
	GetClientAbsAngles(client, fAngles);

	TeleportEntity(Entity, fVector, NULL_VECTOR, NULL_VECTOR);

	return Entity;


}

public Action SpawnMeteor(int client)
{
	new Entity;
	// Spawn dynamic prop entity
	if ((Entity = CreateEntityByName("prop_dynamic")) == INVALID_ENT_REFERENCE)
		return -1;

	// Generate unique id for the entity
	new String:StrEntityName[64]; Format(StrEntityName, sizeof(StrEntityName), "prop_dynamic_%i", Entity);

	// Setup entity
	DispatchKeyValue(Entity, "targetname", "meteor_model");
	DispatchKeyValue(Entity, "model",      "models/props/cs_militia/militiarock05.mdl");
	DispatchKeyValue(Entity, "solid",      "0");
	DispatchKeyValue(Entity, "modelscale",      "1.0");
	DispatchKeyValue(Entity, "renderamt",      "255");
	DispatchKeyValue(Entity, "rendercolor",      "0 181 240");
	DispatchKeyValue(Entity, "renderfx",      "0");
	DispatchKeyValue(Entity, "rendermode",      "0");

	DispatchSpawn(Entity);

	float fVector[3];
	float fAngles[3];
	GetClientAbsOrigin(client, fVector);
	GetClientAbsAngles(client, fAngles);

	fVector[2] += 7000.0;
	//fVector[1] += 1000.0;

	TeleportEntity(Entity, fVector, NULL_VECTOR, NULL_VECTOR);

	return Entity;


}

public Action SpawnMoveLinear(int client)
{
	new Entity;
	// Spawn dynamic prop entity
	if ((Entity = CreateEntityByName("func_movelinear")) == INVALID_ENT_REFERENCE)
		return -1;

	// Generate unique id for the entity
	new String:StrEntityName[64]; Format(StrEntityName, sizeof(StrEntityName), "func_movelinear_%i", Entity);

	float fVectorClient[3];
	float fVectorStart[3];
	float fAngles[3];
	float fVectorCalculated[3];
	float fAnglesCalculated[3];
	GetClientAbsOrigin(client, fVectorClient);
	GetClientAbsAngles(client, fAngles);

	fVectorStart = fVectorClient;
	fVectorStart[2] += 7000.0;

	SubtractVectors(fVectorClient, fVectorStart, fVectorCalculated);
	float distanceF =  GetVectorLength(fVectorCalculated, false)
	distanceF -= 128.0;
	NormalizeVector(fVectorCalculated, fVectorCalculated);
	GetVectorAngles(fVectorCalculated, fAnglesCalculated);

	// Setup entity
	DispatchKeyValue(Entity, "targetname", "meteor_linear");
	DispatchKeyValueVector(Entity, "movedir", fAnglesCalculated);
	DispatchKeyValueVector(Entity, "origin", fVectorStart);
	DispatchKeyValue(Entity, "speed", "3000");
	DispatchKeyValueFloat(Entity, "movedistance", distanceF);
	DispatchKeyValue(Entity, "spawnflags", "8");
	DispatchKeyValue(Entity, "rendermode", "3");
	DispatchKeyValue(Entity, "rendercolor", "136 0 0");
	DispatchKeyValue(Entity, "OnFullyOpen", "!self,KillHierarchy,,0.01,1");
	DispatchKeyValue(Entity, "OnFullyOpen", "meteor_indicator,Kill,,0,1");
	DispatchKeyValue(Entity, "OnFullyOpen", "meteor_explosion,Explode,,0,1");
	DispatchKeyValue(Entity, "OnFullyOpen", "meteor_explosion,Kill,,0.01,1");
	DispatchKeyValue(Entity, "OnFullyOpen", "meteor_sound,PlaySound,,0,1");
	DispatchKeyValue(Entity, "OnFullyOpen", "meteor_sound,Kill,,0.01,1");
	DispatchSpawn(Entity);

	return Entity;
}


public Action SpawnIndicator(int client)
{
	new Entity;
	// Spawn dynamic prop entity
	if ((Entity = CreateEntityByName("prop_dynamic")) == INVALID_ENT_REFERENCE)
		return -1;

	// Generate unique id for the entity
	new String:StrEntityName[64]; Format(StrEntityName, sizeof(StrEntityName), "prop_dynamic_%i", Entity);

	// Setup entity
	DispatchKeyValue(Entity, "targetname", "meteor_indicator");
	DispatchKeyValue(Entity, "model",      "models/effects/vol_light128x512.mdl");
	DispatchKeyValue(Entity, "solid",      "0");
	DispatchKeyValue(Entity, "modelscale",      "1.0");
	DispatchKeyValue(Entity, "angles",      "0 0 180");
	DispatchKeyValue(Entity, "renderamt",      "255");
	DispatchKeyValue(Entity, "rendercolor",      "0 181 240");
	DispatchKeyValue(Entity, "renderfx",      "0");
	DispatchKeyValue(Entity, "rendermode",      "0");

	DispatchSpawn(Entity);

	float fVector[3];
	float fAngles[3];
	GetClientAbsOrigin(client, fVector);
	GetClientAbsAngles(client, fAngles);

	//fVector[2] += 320.0;

	TeleportEntity(Entity, fVector, NULL_VECTOR, NULL_VECTOR);

	return Entity;
}

public int GetTargetClient()
{

	int outsideClientCount = 0;
	new int:outsideClients[MaxClients];

	for(int i = 1; i <= MaxClients; i++)
	{
		if(IsClientInGame(i) && IsPlayerAlive(i) && (ZR_IsClientHuman(i)) && (GetClientDistanceToCeiling(i) > 200.0))
		{
			outsideClients[outsideClientCount] = i
			outsideClientCount += 1;
		}
	}

	if (outsideClientCount == 0)
		return -1;

	int randomIndex = GetRandomInt(0, outsideClientCount - 1)

	return outsideClients[randomIndex];

}

public float GetClientDistanceToCeiling(int client)
{
	float distanceF = 0.0;

	new Float:fOrigin[3], Float:fCeiling[3];
	GetClientAbsOrigin(client, fOrigin);

	fOrigin[2] += 10.0;

	TR_TraceRayFilter(fOrigin, Float:{-90.0,0.0,0.0}, MASK_PLAYERSOLID, RayType_Infinite, TraceRayNoPlayers, client);
	if (TR_DidHit())
	{
		TR_GetEndPosition(fCeiling);
		fOrigin[2] -= 10.0;
		distanceF = GetVectorDistance(fOrigin, fCeiling);
	}
	//PrintToChatAll("Client: %d - %f", client,distanceF);
	return distanceF;
}

public bool:TraceRayNoPlayers(entity, mask, any:data)
{
	if(entity == data || (entity >= 1 && entity <= MaxClients))
	{
		return false;
	}
	return true;
}