#include maps\mp\_utility;
#include common_scripts\utility;
#include maps\mp\gametypes\_hud_util;

/*QUAKED mp_airdrop_point (1.0 0.5 0.0) (-36 -12 0) (36 12 20)
An airdrop can land here.*/

init()
{
	precacheVehicle( "littlebird_mp" );
	precacheModel( "com_plasticcase_friendly" );
	precacheModel( "com_plasticcase_enemy");
	precacheModel( "vehicle_little_bird_armed" );
	precacheModel( "vehicle_ac130_low_mp" );
	precacheModel( "sentry_minigun_folded" );
	precacheString( &"PLATFORM_GET_RANDOM" );
	precacheString( &"PLATFORM_GET_KILLSTREAK" );
	precacheString( &"PLATFORM_CALL_NUKE" );
	precacheString( &"MP_CAPTURING_CRATE" );
	precacheString( &"MP_CIVILIAN_AIR_TRAFFIC" );

	precacheModel( maps\mp\gametypes\_teams::getTeamCrateModel( "allies" ) );
	precacheModel( maps\mp\gametypes\_teams::getTeamCrateModel( "axis" ) );
	
	precacheShader( maps\mp\gametypes\_teams::getTeamHudIcon( "allies" ) );	
	precacheShader( maps\mp\gametypes\_teams::getTeamHudIcon( "axis" ) );
	precacheShader( "waypoint_ammo_friendly" );
	precacheShader( "compass_objpoint_ammo_friendly" );
	precacheShader( "compass_objpoint_ammo_enemy" );
	precacheMiniMapIcon( "compass_objpoint_c130_friendly" );
	precacheMiniMapIcon( "compass_objpoint_c130_enemy" );
	
	game["strings"]["ammo_hint"] = &"MP_AMMO_PICKUP";
	game["strings"]["uav_hint"] = &"MP_UAV_PICKUP";
	game["strings"]["counter_uav_hint"] = &"MP_COUNTER_UAV_PICKUP";
	game["strings"]["sentry_hint"] = &"MP_SENTRY_PICKUP";
	game["strings"]["predator_missile_hint"] = &"MP_PREDATOR_MISSILE_PICKUP";
	game["strings"]["airstrike_hint"] = &"MP_AIRSTRIKE_PICKUP";
	game["strings"]["precision_airstrike_hint"] = &"MP_PRECISION_AIRSTRIKE_PICKUP";
	game["strings"]["harrier_airstrike_hint"] = &"MP_HARRIER_AIRSTRIKE_PICKUP";
	game["strings"]["helicopter_hint"] = &"MP_HELICOPTER_PICKUP";
	game["strings"]["helicopter_flares_hint"] = &"MP_HELICOPTER_FLARES_PICKUP";
	game["strings"]["stealth_airstrike_hint"] = &"MP_STEALTH_AIRSTRIKE_PICKUP";
	game["strings"]["helicopter_minigun_hint"] = &"MP_HELICOPTER_MINIGUN_PICKUP";
	game["strings"]["ac130_hint"] = &"MP_AC130_PICKUP";
	game["strings"]["emp_hint"] = &"MP_EMP_PICKUP";
	game["strings"]["nuke_hint"] = &"MP_NUKE_PICKUP";

	level.airDropCrates = getEntArray( "care_package", "targetname" );
	level.oldAirDropCrates = getEntArray( "airdrop_crate", "targetname" );
	
	if ( !level.airDropCrates.size )
	{	
		level.airDropCrates = level.oldAirDropCrates;
		
		assert( level.airDropCrates.size );
		
		level.airDropCrateCollision = getEnt( level.airDropCrates[0].target, "targetname" );
	}
	else
	{
		foreach ( crate in level.oldAirDropCrates ) 
			crate delete();
		
		level.airDropCrateCollision = getEnt( level.airDropCrates[0].target, "targetname" );
		level.oldAirDropCrates = getEntArray( "airdrop_crate", "targetname" );
	}
	
	if ( level.airDropCrates.size )
	{
		foreach ( crate in level.AirDropCrates ) 
			crate delete();
	}
	
	
	level.killStreakFuncs["airdrop"] = ::tryUseAirdrop;

	level.killStreakFuncs["airdrop_predator_missile"] = ::tryUseAirdropPredatorMissile;
	level.killStreakFuncs["airdrop_sentry_minigun"] = ::tryUseAirdropSentryMinigun;
	level.killStreakFuncs["airdrop_mega"] = ::tryUseMegaAirdrop;
	
	level.littleBirds = 0;
	level.littlebird = [];	

	level.crateTypes = [];

	//			  Drop Type			Type						Weight		Function					
	addCrateType( "airdrop",		"ammo", 					getDvarInt( "scr_airdrop_ammo", 17 ),				::ammoCrateThink );
	addCrateType( "airdrop",		"uav", 						getDvarInt( "scr_airdrop_uav", 17 ),				::killstreakCrateThink );
	addCrateType( "airdrop",		"counter_uav", 				getDvarInt( "scr_airdrop_counter_uav", 15 ),		::killstreakCrateThink );
	addCrateType( "airdrop",		"sentry", 					getDvarInt( "scr_airdrop_sentry", 12 ),				::killstreakCrateThink );
	addCrateType( "airdrop",		"predator_missile", 		getDvarInt( "scr_airdrop_predator_missile", 12 ),	::killstreakCrateThink );
	addCrateType( "airdrop",		"precision_airstrike", 		getDvarInt( "scr_airdrop_precision_airstrike", 11 ),::killstreakCrateThink );
	addCrateType( "airdrop",		"harrier_airstrike", 		getDvarInt( "scr_airdrop_harrier_airstrike", 7 ),	::killstreakCrateThink );
	addCrateType( "airdrop",		"helicopter", 				getDvarInt( "scr_airdrop_helicopter", 7 ),			::killstreakCrateThink );
	addCrateType( "airdrop",		"helicopter_flares", 		getDvarInt( "scr_airdrop_helicopter_flares", 5 ),	::killstreakCrateThink );
	addCrateType( "airdrop",		"stealth_airstrike", 		getDvarInt( "scr_airdrop_stealth_airstrike", 5 ),	::killstreakCrateThink );
	addCrateType( "airdrop",		"helicopter_minigun", 		getDvarInt( "scr_airdrop_helicopter_minigun", 3 ),	::killstreakCrateThink );
	addCrateType( "airdrop",		"ac130", 					getDvarInt( "scr_airdrop_ac130", 3 ),				::killstreakCrateThink );
	addCrateType( "airdrop",		"emp", 						getDvarInt( "scr_airdrop_emp", 1 ),					::killstreakCrateThink );
	addCrateType( "airdrop",		"nuke", 					getDvarInt( "scr_airdrop_nuke", 0 ),				::killstreakCrateThink );

	addCrateType( "airdrop_mega",	"ammo", 					getDvarInt( "scr_airdrop_mega_ammo", 12 ),				::ammoCrateThink );
	addCrateType( "airdrop_mega",	"uav", 						getDvarInt( "scr_airdrop_mega_uav", 12 ),				::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"counter_uav", 				getDvarInt( "scr_airdrop_mega_counter_uav", 16 ),		::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"sentry", 					getDvarInt( "scr_airdrop_mega_sentry", 16 ),			::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"predator_missile", 		getDvarInt( "scr_airdrop_mega_predator_missile", 14 ),	::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"precision_airstrike", 		getDvarInt( "scr_airdrop_mega_precision_airstrike", 10 ),::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"harrier_airstrike", 		getDvarInt( "scr_airdrop_mega_harrier_airstrike", 5 ),	::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"helicopter", 				getDvarInt( "scr_airdrop_mega_helicopter", 5 ),			::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"helicopter_flares", 		getDvarInt( "scr_airdrop_mega_helicopter_flares", 3 ),	::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"stealth_airstrike", 		getDvarInt( "scr_airdrop_mega_stealth_airstrike", 3 ),	::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"helicopter_minigun", 		getDvarInt( "scr_airdrop_mega_helicopter_minigun", 2 ),	::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"ac130", 					getDvarInt( "scr_airdrop_mega_ac130", 2 ),				::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"emp", 						getDvarInt( "scr_airdrop_mega_emp", 0 ),				::killstreakCrateThink );
	addCrateType( "airdrop_mega",	"nuke", 					getDvarInt( "scr_airdrop_mega_nuke", 0 ),				::killstreakCrateThink );

	addCrateType( "airdrop_sentry_minigun",	"sentry", 			0,			::killstreakCrateThink );
	
	addCrateType( "nuke_drop",		"nuke", 					100,		::nukeCrateThink );

	
	// generate the max weighted value
	foreach ( dropType, crateTypes in level.crateTypes )
	{
		level.crateMaxVal[dropType] = 0;	
		foreach ( crateType, crateWeight in level.crateTypes[dropType] )
		{
			if ( !crateWeight )
				continue;
				
			level.crateMaxVal[dropType] += crateWeight;
			level.crateTypes[dropType][crateType] = level.crateMaxVal[dropType];
		}
	}
	
	tdmSpawns = getEntArray( "mp_tdm_spawn" , "classname" );
	lowSpawn = undefined;
	
	foreach ( lspawn in tdmSpawns )
	{
		if ( !isDefined( lowSpawn ) || lspawn.origin[2] < lowSpawn.origin[2] )
		{
			lowSpawn = lspawn;
		}
	}
	level.lowSpawn = lowSpawn;

}

addCrateType( dropType, crateType, crateWeight, crateFunc )
{
	level.crateTypes[dropType][crateType] = crateWeight;
	level.crateFuncs[dropType][crateType] = crateFunc;
}


getRandomCrateType( dropType )
{
	value = randomInt( level.crateMaxVal[dropType] );

	selectedCrateType = undefined;
	foreach ( crateType, crateWeight in level.crateTypes[dropType] )
	{
		if ( !crateWeight )
			continue;

		selectedCrateType = crateType;
		
		if ( crateWeight > value )
			break;			
	}
	
	return( selectedCrateType );
}


getCrateTypeForDropType( dropType )
{
	switch	( dropType )
	{
		case "airdrop_sentry_minigun":
			return "sentry";
		case "airdrop_predator_missile":
			return "predator_missile";
		case "airdrop":
			return getRandomCrateType( "airdrop" );
		case "airdrop_mega":
			return getRandomCrateType( "airdrop_mega" );
		case "nuke_drop":
			return "nuke";
		default:
			return getRandomCrateType( "airdrop" );
		
	}
}


/**********************************************************
*		 Helper/Debug functions
***********************************************************/

drawLine( start, end, timeSlice )
{
	drawTime = int(timeSlice * 20);
	for( time = 0; time < drawTime; time++ )
	{
		line( start, end, (1,0,0),false, 1 );
		wait ( 0.05 );
	}
}

/**********************************************************
*		 Usage functions
***********************************************************/

tryUseAirdropPredatorMissile( lifeId, kID )
{
	return ( self tryUseAirdrop(  lifeId, kID, "airdrop_predator_missile" ) );
}

tryUseAirdropSentryMinigun(  lifeId, kID )
{
	return ( self tryUseAirdrop(  lifeId, kID, "airdrop_sentry_minigun" ) );
}

tryUseMegaAirdrop( lifeId, kID )
{
	return ( self tryUseAirdrop(  lifeId, kID, "airdrop_mega" ) );
}

tryUseAirdrop( lifeId, kID, dropType )
{
	result = undefined;
	
	if ( !isDefined( dropType ) )
		dropType = "airdrop";

	if ( !isDefined( self.pers["kIDs_valid"][kID] ) )
		return true;
		
	if ( level.littleBirds >= 3 && dropType != "airdrop_mega" )
	{
		self iPrintLnBold( &"MP_AIR_SPACE_TOO_CROWDED" );
		return false;
	} 
	
	if ( isDefined( level.civilianJetFlyBy ) )
	{
		self iPrintLnBold( &"MP_CIVILIAN_AIR_TRAFFIC" );
		return false;
	}

	if ( self isUsingRemote() )
	{
		return false;
	}
	
	if ( dropType != "airdrop_mega" )
	{
		level.littleBirds++;
		self thread watchDisconnect();
	}
	
	result = self beginAirdropViaMarker( lifeId, kID, dropType );
	
	if ( (!isDefined( result ) || !result) && isDefined( self.pers["kIDs_valid"][kID] ) )
	{
		self notify( "markerDetermined" );
		
		if ( dropType != "airdrop_mega" )
			decrementLittleBirdCount();
		
		return false;
	}
	
	if ( dropType == "airdrop_mega" )
		thread teamPlayerCardSplash( "used_airdrop_mega", self );
	
	self notify( "markerDetermined" );
	return true;
}

watchDisconnect()
{
	self endon( "markerDetermined" );
	
	self waittill( "disconnect" );
	decrementLittleBirdCount();
	return;
}


/**********************************************************
*		 Marker functions
***********************************************************/

beginAirdropViaMarker( lifeId, kID, dropType )
{	
	self endon ( "death" );
	self endon ( "grenade_fire" );
	self.airDropMarker = undefined;

	self thread watchAirDropMarkerUsage( dropType, kID );

	while( self isChangingWeapon() )
		wait ( 0.05 );	

	currentWeapon = self getCurrentWeapon();
	
	if ( isAirdropMarker( currentWeapon ) )
		airdropMarkerWeapon = currentWeapon;
	else
		airdropMarkerWeapon = undefined;
		
	while( isAirdropMarker( currentWeapon ) /*|| currentWeapon == "none"*/ )
	{
		self waittill( "weapon_change", currentWeapon );

		if ( isAirdropMarker( currentWeapon ) )
			airdropMarkerWeapon = currentWeapon;
	}
	
	self notify ( "stopWatchingAirDropMarker" );
	
	if ( !isDefined( airdropMarkerWeapon ) )
		return false;
	
	return( !(self getAmmoCount( airdropMarkerWeapon ) && self hasWeapon( airdropMarkerWeapon )) );
}


watchAirDropMarkerUsage( dropType, kID )
{
	self notify( "watchAirDropMarkerUsage" );
	
	self endon( "disconnect" );
	self endon( "watchAirDropMarkerUsage" );
	self endon( "stopWatchingAirDropMarker" );
	
	thread watchAirDropMarker( dropType, kID );
	
	for ( ;; )
	{
		self waittill( "grenade_pullback", weaponName );

		if ( !isAirdropMarker( weaponName ) )
			continue;

		self _disableUsability();

		self beginAirDropMarkerTracking();
	}
}

watchAirDropMarker( dropType, kID )
{
	self notify( "watchAirDropMarker" );
	
	self endon( "watchAirDropMarker" );
	self endon( "spawned_player" );
	self endon( "disconnect" );

	for ( ;; )
	{
		self waittill( "grenade_fire", airDropWeapon, weapname );
		
		if ( !isAirdropMarker( weapname ) )
			continue;
	
		if ( !isDefined( self.pers["kIDs_valid"][kID] ) )
		{
			airDropWeapon delete();
			continue;
		}
			
		self.pers["kIDs_valid"][kID] = undefined;

		airDropWeapon thread airdropDetonateOnStuck();
			
		airDropWeapon.owner = self;
		airDropWeapon.weaponName = weapname;
		self.airDropMarker = airDropWeapon;
		
		airDropWeapon thread airDropMarkerActivate( dropType );		
	}
}

beginAirDropMarkerTracking()
{
	self notify( "beginAirDropMarkerTracking" );
	self endon( "beginAirDropMarkerTracking" );
	self endon( "death" );
	self endon( "disconnect" );

	self waittill_any( "grenade_fire", "weapon_change" );
	self _enableUsability();
}

airDropMarkerActivate( dropType )
{	
	self notify( "airDropMarkerActivate" );
	self endon( "airDropMarkerActivate" );
	self waittill( "explode", position );
	owner = self.owner;

	if ( !isDefined( owner ) )
		return;
	
	if ( owner isEMPed() )
		return;
	
	if ( dropType != "airdrop_mega" )
		owner maps\mp\_matchdata::logKillstreakEvent( dropType, position );

	wait 0.05;
	
	if ( dropType != "airdrop_mega" )
		level doFlyBy( owner, position, randomFloat( 360 ), dropType );
	else
		level doC130FlyBy( owner, position, randomFloat( 360 ), dropType );
}

/**********************************************************
*		 crate functions
***********************************************************/
initAirDropCrate()
{
	self.inUse = false;
	self hide();

	if ( isDefined( self.target ) )
	{
		self.collision = getEnt( self.target, "targetname" );
		self.collision notSolid();
	}
	else
	{
		self.collision = undefined;
	}
}


deleteOnOwnerDeath( owner )
{
	wait ( 0.25 );
	self linkTo( owner, "tag_origin", (0,0,0), (0,0,0) );

	owner waittill ( "death" );
	
	self delete();
}



crateModelTeamUpdater( showForTeam )
{
	self endon ( "death" );

	self hide();

	foreach ( player in level.players )
	{
		if ( player.team == showForTeam )
			self showToPlayer( player );
	}

	for ( ;; )
	{
		level waittill ( "joined_team" );
		
		self hide();
		foreach ( player in level.players )
		{
			if ( player.team == showForTeam )
				self showToPlayer( player );
		}
	}	
}


createAirDropCrate( owner, dropType, crateType, startPos )
{
	dropCrate = spawn( "script_model", startPos );
	
	dropCrate.curProgress = 0;
	dropCrate.useTime = 0;
	dropCrate.useRate = 0;
	dropCrate.team = self.team;
	
	if ( isDefined( owner ) )
		dropCrate.owner = owner;
	else
		dropCrate.owner = undefined;
	
	dropCrate.crateType = crateType;
	dropCrate.dropType = dropType;
	dropCrate.targetname = "care_package";
	
	dropCrate setModel( maps\mp\gametypes\_teams::getTeamCrateModel( dropCrate.team ) );

	dropCrate.friendlyModel = spawn( "script_model", startPos );
	dropCrate.friendlyModel setModel( "com_plasticcase_friendly" );
	dropCrate.enemyModel = spawn( "script_model", startPos );
	dropCrate.enemyModel setModel( "com_plasticcase_enemy" );

	dropCrate.friendlyModel thread deleteOnOwnerDeath( dropCrate );
	dropCrate.friendlyModel thread crateModelTeamUpdater( dropCrate.team );
	
	dropCrate.enemyModel thread deleteOnOwnerDeath( dropCrate );
	dropCrate.enemyModel thread crateModelTeamUpdater( level.otherTeam[dropCrate.team] );

	dropCrate.inUse = false;
	
	dropCrate CloneBrushmodelToScriptmodel( level.airDropCrateCollision );
	
	return dropCrate;
}


crateSetupForUse( hintString, mode, icon )
{	
	
	if ( mode != "nukeDrop" )
	{
		self setCursorHint( "HINT_NOICON" );
		self setHintString( hintString );
		self makeUsable();
	}
	
	self.mode = mode;

	if ( level.teamBased )
	{
		curObjID = maps\mp\gametypes\_gameobjects::getNextObjID();	
		objective_add( curObjID, "invisible", (0,0,0) );
		objective_position( curObjID, self.origin );
		objective_state( curObjID, "active" );
		objective_team( curObjID, self.team );
		objective_icon( curObjID, "compass_objpoint_ammo_friendly" );
		self.objIdFriendly = curObjID;
	
		curObjID = maps\mp\gametypes\_gameobjects::getNextObjID();	
		objective_add( curObjID, "invisible", (0,0,0) );
		objective_position( curObjID, self.origin );
		objective_state( curObjID, "active" );
		objective_team( curObjID, level.otherTeam[self.team] );
		objective_icon( curObjID, "compass_objpoint_ammo_enemy" );
		self.objIdEnemy = curObjID;
	}
	
	if ( !level.teamBased )
	{
		curObjID = maps\mp\gametypes\_gameobjects::getNextObjID();	
		objective_add( curObjID, "invisible", (0,0,0) );
		objective_position( curObjID, self.origin );
		objective_state( curObjID, "active" );
		objective_icon( curObjID, "compass_objpoint_ammo_friendly" );
		self.objIdFriendly = curObjID;

		if ( isDefined( self.owner ) )
			self maps\mp\_entityheadIcons::setHeadIcon( self.owner, icon, (0,0,24), 14, 14 );
	}
	else if ( mode == "single" && isDefined( self.owner ) )
	{
		setSelfAndEnemyUsable( self.owner );
		
		self maps\mp\_entityheadIcons::setHeadIcon( self.owner, icon, (0,0,24), 14, 14 );
	}
	else if ( mode == "team" )
	{
		self setUsableOnceByTeam( self.team );
		self thread checkChange( self.team );
		
		self maps\mp\_entityheadIcons::setHeadIcon( self.team, icon, (0,0,24), 14, 14 );
	}
	else if ( mode == "nukeDrop" )
	{
		self maps\mp\_entityheadIcons::setHeadIcon( self.team, icon, (0,0,24), 14, 14 );
		self maps\mp\_entityheadIcons::setHeadIcon( getOtherTeam( self.team ), icon, (0,0,24), 14, 14 );
		level.nukeCrate = self;
		level.nukeCrate notify( "nukeLanded" );
	}
	else
	{
		self setUsableByTeam();
		
		self maps\mp\_entityheadIcons::setHeadIcon( self.team, icon, (0,0,24), 14, 14 );
	}
}

checkChange( team )
{
	self endon ( "death" );
	
	for ( ;; )
	{
		level waittill ( "joined_team" );

		self setUnUsable( team );
		wait .25;
	}
}


setSelfAndEnemyUsable( owner )
{
	foreach ( player in level.players )
	{
		if ( player != owner && player.team == self.team )
			self disablePlayerUse( player );
		else
			self enablePlayerUse( player );
	}
	
}

setUnUsable( team )
{
	foreach ( player in level.players )
	{
		if (team != player.team)
			self disablePlayerUse( player );
	}
}

setUsableByTeam( team )
{
	foreach ( player in level.players )
	{
		if ( !isDefined( team ) )
			self enablePlayerUse( player );	
		else if ( team == player.team )
			self enablePlayerUse( player );
		else
			self disablePlayerUse( player );
	}	
}


setUsableOnceByTeam( team )
{
	foreach ( player in level.players )
	{
		if ( isDefined( self.usedBy[ player.guid ] ) )
			self disablePlayerUse( player );
		else if ( !isDefined( team ) )
			self enablePlayerUse( player );	
		else if ( team == player.team )
			self enablePlayerUse( player );
		else
			self disablePlayerUse( player );
	}
}


dropTheCrate( dropPoint, dropType, lbHeight, dropImmediately, crateOverride, startPos )
{
	dropCrate = [];
	self.owner endon ( "disconnect" );
	
	if ( !isDefined( crateOverride ) )
		crateType = getCrateTypeForDropType( dropType );		
	else
		crateType = crateOverride;
		
	dropCrate = createAirDropCrate( self.owner, dropType, crateType, startPos );
	
	if( dropType == "airdrop_mega" || dropType == "nuke_drop")
		dropCrate LinkTo( self, "tag_ground" , (64,32,-128) , (0,0,0) );
	else
		dropCrate LinkTo( self, "tag_ground" , (32,0,5) , (0,0,0) );

	dropCrate.angles = (0,0,0);
	dropCrate show();
	dropSpeed = self.veh_speed;
	
	self waittill ( "drop_crate" );
	
	dropCrate Unlink();
	dropCrate PhysicsLaunchServer( (0,0,0), (randomInt(5),randomInt(5),randomInt(5)) );		
	dropCrate thread physicsWaiter( dropType, crateType );	
}


physicsWaiter( dropType, crateType )
{
	self waittill( "physics_finished" );

	self thread [[ level.crateFuncs[ dropType ][ crateType ] ]]( dropType );
	level thread dropTimeOut( self, self.owner );
		
	if ( abs(self.origin[2] - level.lowSpawn.origin[2]) > 3000 )
	{
		if ( isDefined( self.objIdFriendly ) )
			_objective_delete( self.objIdFriendly );

		if ( isDefined( self.objIdEnemy ) )
			_objective_delete( self.objIdEnemy );

		self delete();	
	}	
}


//deletes if crate wasnt used after 90 seconds
dropTimeOut( dropCrate, owner )
{
	level endon ( "game_ended" );
	dropCrate endon( "death" );
	
	if ( dropCrate.dropType == "nuke_drop" )
		return;	
	
	maps\mp\gametypes\_hostmigration::waitLongDurationWithHostMigrationPause( 90.0 );
	
	while ( dropCrate.curProgress != 0 )
		wait 1;
	
	if ( isDefined( dropcrate.objIdFriendly ) )
		_objective_delete( dropcrate.objIdFriendly );

	if ( isDefined( dropcrate.objIdEnemy ) )
		_objective_delete( dropcrate.objIdEnemy );

	dropCrate delete();	
}


getPathStart( coord, yaw )
{
	pathRandomness = 100;
	lbHalfDistance = 15000;

	direction = (0,yaw,0);

	startPoint = coord + vector_multiply( anglestoforward( direction ), -1 * lbHalfDistance );
	startPoint += ( (randomfloat(2) - 1)*pathRandomness, (randomfloat(2) - 1)*pathRandomness, 0 );
	
	return startPoint;
}


getPathEnd( coord, yaw )
{
	pathRandomness = 150;
	lbHalfDistance = 15000;

	direction = (0,yaw,0);

	endPoint = coord + vector_multiply( anglestoforward( direction + ( 0,90,0 ) ), lbHalfDistance );
	endPoint += ( (randomfloat(2) - 1)*pathRandomness  , (randomfloat(2) - 1)*pathRandomness  , 0 );
	
	return endPoint;
}


getFlyHeightOffset( dropSite )
{
	lbFlyHeight = 850;
	
	heightEnt = GetEnt( "airstrikeheight", "targetname" );
	
	if ( !isDefined( heightEnt ) )//old system 
	{
		/#
		println( "NO DEFINED AIRSTRIKE HEIGHT SCRIPT_ORIGIN IN LEVEL" );
		#/
		if ( isDefined( level.airstrikeHeightScale ) )
		{	
			if ( level.airstrikeHeightScale > 2 )
			{
				lbFlyHeight = 1500;
				return( lbFlyHeight * (level.airStrikeHeightScale ) );
			}
			
			return( lbFlyHeight * level.airStrikeHeightScale + 256 + dropSite[2] );
		}
		else
			return ( lbFlyHeight + dropsite[2] );	
	}
	else
	{
		return heightEnt.origin[2];
	}
	
}


/**********************************************************
*		 Helicopter Functions
***********************************************************/

doFlyBy( owner, dropSite, dropYaw, dropType, heightAdjustment )
{
	flyHeight = self getFlyHeightOffset( dropSite );
	if ( !isDefined(heightAdjustment) )
		heightAdjustment = 0;
	
	flyHeight += heightAdjustment;
	
	if ( !isDefined( owner ) ) 
		return;

	pathGoal = dropSite * (1,1,0) +  (0,0,flyHeight);	
	pathStart = getPathStart( pathGoal, dropYaw );
	pathEnd = getPathEnd( pathGoal, dropYaw );		
	
	pathGoal = pathGoal + vector_multiply( anglestoforward( (0,dropYaw,0) ), -50 );

	chopper = heliSetup( owner, pathStart, pathGoal );
	
	chopper endon( "death" );
	
	chopper.dropType = dropType;
	assert ( isDefined( chopper ) );
	
	chopper setVehGoalPos( pathGoal, 1 );
	
	chopper thread dropTheCrate( dropSite, dropType, flyHeight, false, undefined , pathStart );
	
	wait ( 2 );
	
	chopper Vehicle_SetSpeed( 75, 40 );
	chopper SetYawSpeed( 180, 180, 180, .3 );
	
	chopper waittill ( "goal" );
	wait( .10 );
	chopper notify( "drop_crate" );
	chopper setvehgoalpos( pathEnd, 1 );
	chopper Vehicle_SetSpeed( 300, 75 );
	chopper.leaving = true;
	chopper waittill ( "goal" );
	chopper notify( "leaving" );
	chopper trimActiveBirdList();
	decrementLittleBirdCount();
	chopper notify( "delete" );
	chopper delete();
}

doMegaFlyBy( owner, dropSite, dropYaw, dropType )
{
	level thread doFlyBy( owner, dropSite, dropYaw, dropType, 0 );
	wait( RandomIntRange( 1,2 ) );
	level thread doFlyBy( owner, dropSite + (128,128,0), dropYaw, dropType, 128 );
	wait( RandomIntRange( 1,2 ) );
	level thread doFlyBy( owner, dropSite + (172,256,0), dropYaw, dropType, 256 );
	wait( RandomIntRange( 1,2 ) );
	level thread doFlyBy( owner, dropSite + (64,0,0), dropYaw, dropType, 0 );
}

doC130FlyBy( owner, dropSite, dropYaw, dropType )
{	
	planeHalfDistance = 24000;
	planeFlySpeed = 2000;
	yaw = vectorToYaw( dropsite - owner.origin );
	
	direction = ( 0, yaw, 0 );
	
	flyHeight = self getFlyHeightOffset( dropSite );
	
	pathStart = dropSite + vector_multiply( anglestoforward( direction ), -1 * planeHalfDistance );
	pathStart = pathStart * ( 1, 1, 0 ) + ( 0, 0, flyHeight );

	pathEnd = dropSite + vector_multiply( anglestoforward( direction ), planeHalfDistance );
	pathEnd = pathEnd * ( 1, 1, 0 ) + ( 0, 0, flyHeight );
	
	d = length( pathStart - pathEnd );
	flyTime = ( d / planeFlySpeed );
	
	c130 = c130Setup( owner, pathStart, pathEnd );
	c130.veh_speed = planeFlySpeed;
	c130.dropType = dropType;
 	c130 playloopsound( "veh_ac130_dist_loop" );

	c130.angles = direction;
	forward = anglesToForward( direction );
	c130 moveTo( pathEnd, flyTime, 0, 0 ); 
	
	minDist = distance2D( c130.origin, dropSite );
	boomPlayed = false;
	
	for(;;)
	{
		dist = distance2D( c130.origin, dropSite );
		
		// handle missing our target
		if ( dist < minDist )
			minDist = dist;
		else if ( dist > minDist )
			break;
		
		if ( dist < 256 )
		{
			break;
		}
		else if ( dist < 768 )
		{
			earthquake( 0.15, 1.5, dropSite, 1500 );
			if ( !boomPlayed )
			{
				c130 playSound( "veh_ac130_sonic_boom" );
				//c130 thread stopLoopAfter( 0.5 );
				boomPlayed = true;
			}
		}	
		
		wait ( .05 );	
	}	
	
	wait( 0.05 );
	c130 thread dropTheCrate( dropSite, dropType, flyHeight, false, undefined , pathStart );
	wait ( 0.05 );
	c130 notify ( "drop_crate" );
	wait ( 0.05 );

	c130 thread dropTheCrate( dropSite, dropType, flyHeight, false, undefined , pathStart );
	wait ( 0.05 );
	c130 notify ( "drop_crate" );
	wait ( 0.05 );

	c130 thread dropTheCrate( dropSite, dropType, flyHeight, false, undefined , pathStart );
	wait ( 0.05 );
	c130 notify ( "drop_crate" );
	wait ( 0.05 );

	c130 thread dropTheCrate( dropSite, dropType, flyHeight, false, undefined , pathStart );
	wait ( 0.05 );
	c130 notify ( "drop_crate" );

	wait ( 4 );
	c130 delete();
}


dropNuke( dropSite, owner, dropType )
{
	planeHalfDistance = 24000;
	planeFlySpeed = 2000;
	yaw = RandomInt( 360 );
	
	direction = ( 0, yaw, 0 );
	
	flyHeight = self getFlyHeightOffset( dropSite );
	
	pathStart = dropSite + vector_multiply( anglestoforward( direction ), -1 * planeHalfDistance );
	pathStart = pathStart * ( 1, 1, 0 ) + ( 0, 0, flyHeight );

	pathEnd = dropSite + vector_multiply( anglestoforward( direction ), planeHalfDistance );
	pathEnd = pathEnd * ( 1, 1, 0 ) + ( 0, 0, flyHeight );
	
	d = length( pathStart - pathEnd );
	flyTime = ( d / planeFlySpeed );
	
	c130 = c130Setup( owner, pathStart, pathEnd );
	c130.veh_speed = planeFlySpeed;
	c130.dropType = dropType;
 	c130 playloopsound( "veh_ac130_dist_loop" );

	c130.angles = direction;
	forward = anglesToForward( direction );
	c130 moveTo( pathEnd, flyTime, 0, 0 ); 
	
	// TODO: fix this... it's bad.  if we miss our distance (which could happen if plane speed is changed in the future) we stick in this thread forever
	boomPlayed = false;
	minDist = distance2D( c130.origin, dropSite );
	for(;;)
	{
		dist = distance2D( c130.origin, dropSite );

		// handle missing our target
		if ( dist < minDist )
			minDist = dist;
		else if ( dist > minDist )
			break;
		
		if ( dist < 256 )
		{
			break;
		}
		else if ( dist < 768 )
		{
			earthquake( 0.15, 1.5, dropSite, 1500 );
			if ( !boomPlayed )
			{
				c130 playSound( "veh_ac130_sonic_boom" );
				//c130 thread stopLoopAfter( 0.5 );
				boomPlayed = true;
			}
		}	
		
		wait ( .05 );	
	}	
	
	c130 thread dropTheCrate( dropSite, dropType, flyHeight, false, "nuke", pathStart );
	wait ( 0.05 );
	c130 notify ( "drop_crate" );

	wait ( 4 );
	c130 delete();
}

stopLoopAfter( delay )
{
	self endon ( "death" );
	
	wait ( delay );
	self stoploopsound();
}


playloopOnEnt( alias )
{
	soundOrg = spawn( "script_origin", ( 0, 0, 0 ) );
	soundOrg hide();
	soundOrg endon( "death" );
	thread delete_on_death( soundOrg );
	
	soundOrg.origin = self.origin;
	soundOrg.angles = self.angles;
	soundOrg linkto( self );
	
	soundOrg playloopsound( alias );
	
	self waittill( "stop sound" + alias );
	soundOrg stoploopsound( alias );
	soundOrg delete();
}


// spawn C130 at a start node and monitors it
c130Setup( owner, pathStart, pathGoal )
{
	forward = vectorToAngles( pathGoal - pathStart );
	c130 = spawnplane( owner, "script_model", pathStart, "compass_objpoint_c130_friendly", "compass_objpoint_c130_enemy" );
	c130 setModel( "vehicle_ac130_low_mp" );
	
	if ( !isDefined( c130 ) )
		return;

	//chopper playLoopSound( "littlebird_move" );
	c130.owner = owner;
	c130.team = owner.team;
	level.c130 = c130;
	
	return c130;
}

// spawn helicopter at a start node and monitors it
heliSetup( owner, pathStart, pathGoal )
{
	
	forward = vectorToAngles( pathGoal - pathStart );
	chopper = spawnHelicopter( owner, pathStart, forward, "littlebird_mp" , "vehicle_little_bird_armed" );

	if ( !isDefined( chopper ) )
		return;

	//chopper playLoopSound( "littlebird_move" );

	chopper.health = 500; 
	chopper setCanDamage( true );
	chopper.owner = owner;
	chopper.team = owner.team;
	chopper thread heli_existence();
	chopper thread heliDestroyed();
	chopper SetMaxPitchRoll( 45, 85 );	
	chopper Vehicle_SetSpeed( 250, 175 );
	level.littlebird[level.littlebird.size] = chopper;
	
	chopper.damageCallback = ::Callback_VehicleDamage;
	
	return chopper;
}

heli_existence()
{
	self waittill_any( "crashing", "leaving" );
	self trimActiveBirdList();
	
	self notify( "helicopter_gone" );
}

Callback_VehicleDamage( inflictor, attacker, damage, dFlags, meansOfDeath, weapon, point, dir, hitLoc, timeOffset, modelIndex, partName )
{
	if ( ( attacker == self || ( isDefined( attacker.pers ) && attacker.pers["team"] == self.team ) ) && ( attacker != self.owner || meansOfDeath == "MOD_MELEE" ) )
		return;

	attacker maps\mp\gametypes\_damagefeedback::updateDamageFeedback( "" );
	
	if ( self.health <= damage )
		attacker notify( "destroyed_killstreak" );
	
	self Vehicle_FinishDamage( inflictor, attacker, damage, dFlags, meansOfDeath, weapon, point, dir, hitLoc, timeOffset, modelIndex, partName );
}

heliDestroyed()
{
	self endon( "leaving" );
	self endon( "helicopter_gone" );
	
	self waittill( "death" );
	
	if (! isDefined(self) )
		return;
		
	self trimActiveBirdList();
	decrementLittleBirdCount();
	self Vehicle_SetSpeed( 25, 5 );
	self thread lbSpin( RandomIntRange(180, 220) );
	
	wait( RandomFloatRange( .5, 1.5 ) );
	
	self notify( "drop_crate" );
	
	lbExplode();
}

// crash explosion
lbExplode()
{
	forward = ( self.origin + ( 0, 0, 1 ) ) - self.origin;
	playfx ( level.chopper_fx["explode"]["death"]["cobra"], self.origin, forward );
	
	// play heli explosion sound
	self playSound( "cobra_helicopter_crash" );
	self notify ( "explode" );

	self delete();
}


lbSpin( speed )
{
	self endon( "explode" );
	
	// tail explosion that caused the spinning
	playfxontag( level.chopper_fx["explode"]["medium"], self, "tail_rotor_jnt" );
	playfxontag( level.chopper_fx["fire"]["trail"]["medium"], self, "tail_rotor_jnt" );
	
	self setyawspeed( speed, speed, speed );
	while ( isdefined( self ) )
	{
		self settargetyaw( self.angles[1]+(speed*0.9) );
		wait ( 1 );
	}
}


trimActiveBirdList()
{
	for ( i=0; i < level.littlebird.size; i++ )
	{
		if ( level.littlebird.size == 1 )
		{
				level.littlebird = [];
		}
		else if ( level.littlebird[i] == self )
		{
			level.littlebird[i] = level.littlebird[ level.littlebird.size - 1 ];
			level.littlebird[ level.littlebird.size - 1 ] = undefined;		
		}	
	}
}

/**********************************************************
*		 crate trigger functions
***********************************************************/

nukeCaptureThink()
{
	while ( isDefined( self ) )
	{
		self waittill ( "trigger", player );

		if ( !player isOnGround() )
			continue;
			
		if ( !useHoldThink( player ) )
			continue;
			
		self notify ( "captured", player );
	}
}


crateOtherCaptureThink()
{
	while ( isDefined( self ) )
	{
		self waittill ( "trigger", player );

		//if ( !player isOnGround() )
		//	continue;

		if ( isDefined( self.owner ) && player == self.owner )
			continue;

		useEnt = self createUseEnt();
		result = useEnt useHoldThink( player );
		
		if ( isDefined( useEnt ) )
			useEnt delete();
		
		if ( !result )
			continue;
			
		self notify ( "captured", player );
	}
}

crateOwnerCaptureThink()
{
	while ( isDefined( self ) )
	{
		self waittill ( "trigger", player );

		//if ( !player isOnGround() )
		//	continue;

		if ( isDefined( self.owner ) && player != self.owner )
			continue;

		if ( !useHoldThink( player, 500 ) )
			continue;
		
		self notify ( "captured", player );
	}
}


killstreakCrateThink( dropType )
{
	self endon ( "death" );
	
	if ( isDefined( game["strings"][self.crateType + "_hint"] ) )
		crateHint = game["strings"][self.crateType + "_hint"];
	else 
		crateHint = &"PLATFORM_GET_KILLSTREAK";
	
	crateSetupForUse( crateHint, "all", maps\mp\killstreaks\_killstreaks::getKillstreakCrateIcon( self.crateType ) );

	self thread crateOtherCaptureThink();
	self thread crateOwnerCaptureThink();

	for ( ;; )
	{
		self waittill ( "captured", player );
		
		if ( isDefined( self.owner ) && player != self.owner )
		{
			if ( !level.teamBased || player.team != self.team )
			{
				if ( dropType == "airdrop" )
				{
					player thread maps\mp\gametypes\_missions::genericChallenge( "hijacker_airdrop" );
					player thread hijackNotify( self, "airdrop" );
				}
				else
				{
					player thread maps\mp\gametypes\_missions::genericChallenge( "hijacker_airdrop_mega" );
					player thread hijackNotify( self, "emergency_airdrop" );
				}
			}
			else
			{
				self.owner thread maps\mp\gametypes\_rank::giveRankXP( "killstreak_giveaway", maps\mp\killstreaks\_killstreaks::getStreakCost( self.crateType ) * 50 );
				//self.owner maps\mp\gametypes\_hud_message::playerCardSplashNotify( "giveaway_airdrop", player );
				self.owner thread maps\mp\gametypes\_hud_message::SplashNotifyDelayed( "sharepackage", maps\mp\killstreaks\_killstreaks::getStreakCost( self.crateType ) * 50 );
			}
		}		
	
		player playLocalSound( "ammo_crate_use" );
		player thread maps\mp\killstreaks\_killstreaks::giveKillstreak( self.crateType, false, false, self.owner );

		player maps\mp\gametypes\_hud_message::killstreakSplashNotify( self.crateType, undefined, "pickup" );
		
		self deleteCrate();
	}
}


nukeCrateThink( dropType )
{
	self endon ( "death" );
	
	crateSetupForUse( &"PLATFORM_CALL_NUKE", "nukeDrop", maps\mp\killstreaks\_killstreaks::getKillstreakCrateIcon( self.crateType ) );

	self thread nukeCaptureThink();

	for ( ;; )
	{
		self waittill ( "captured", player );
		
		player thread [[ level.killstreakFuncs[ self.crateType ] ]]( level.gtnw );
		level notify( "nukeCaptured", player );
		
		if ( isDefined( level.gtnw ) && level.gtnw )
			player.capturedNuke = 1;
		
		player playLocalSound( "ammo_crate_use" );
		self deleteCrate();
	}
}


sentryCrateThink( dropType )
{
	self endon ( "death" );

	crateSetupForUse( game["strings"]["sentry_hint"], "all", maps\mp\killstreaks\_killstreaks::getKillstreakCrateIcon( self.crateType ) );

	self thread crateOtherCaptureThink();
	self thread crateOwnerCaptureThink();

	for ( ;; )
	{
		self waittill ( "captured", player );
		
		if ( isDefined( self.owner ) && player != self.owner )
		{
			if ( !level.teamBased || player.team != self.team )
			{
				if ( isSubStr(dropType, "airdrop_sentry" ) )
					player thread hijackNotify( self, "sentry" );
				else
					player thread hijackNotify( self, "emergency_airdrop" );
			}
			else
			{
				self.owner thread maps\mp\gametypes\_rank::giveRankXP( "killstreak_giveaway", maps\mp\killstreaks\_killstreaks::getStreakCost( "sentry" ) * 50 );
				self.owner maps\mp\gametypes\_hud_message::playerCardSplashNotify( "giveaway_sentry", player );
			}
		}		
	
		player playLocalSound( "ammo_crate_use" );
		player thread sentryUseTracker();
		
		self deleteCrate();
	}
}

deleteCrate()
{
	if ( isDefined( self.objIdFriendly ) )
		_objective_delete( self.objIdFriendly );

	if ( isDefined( self.objIdEnemy ) )
		_objective_delete( self.objIdEnemy );

	self delete();
}

sentryUseTracker()
{
	if ( !self maps\mp\killstreaks\_autosentry::giveSentry( "sentry_minigun" ) )
		self maps\mp\killstreaks\_killstreaks::giveKillstreak( "sentry" );
}


ammoCrateThink( dropType )
{	
	self endon ( "death" );
	self.usedBy = [];
	
	if ( dropType == "airdrop" || !level.teamBased )
		crateSetupForUse( game["strings"]["ammo_hint"], "all", "waypoint_ammo_friendly" );
	else
		crateSetupForUse( game["strings"]["ammo_hint"], "all", "waypoint_ammo_friendly" );

	self thread crateOtherCaptureThink();
	self thread crateOwnerCaptureThink();

	for ( ;; )
	{
		self waittill ( "captured", player );
		
		if ( isDefined( self.owner ) && player != self.owner )
		{
			if ( !level.teamBased || player.team != self.team )
			{
				if ( dropType == "airdrop" )
					player thread hijackNotify( self, "airdrop" );
				else
					player thread hijackNotify( self, "emergency_airdrop" );
			}
		}		
		
		player playLocalSound( "ammo_crate_use" );
		player refillAmmo();
		self deleteCrate();
	}
}


hijackNotify( crate, crateType )
{
	self notify( "hijacker", crateType, crate.owner );
}


refillAmmo()
{
	weaponList = self GetWeaponsListAll();
	
	if ( self _hasPerk( "specialty_tacticalinsertion" ) && self getAmmoCount( "flare_mp" ) < 1 )
		self _setPerk( "specialty_tacticalinsertion");	
	
	foreach ( weaponName in weaponList )
	{
		if ( isSubStr( weaponName, "grenade" ) )
		{
			if ( self getAmmoCount( weaponName ) >= 1 )
				continue;
		} 
		
		self giveMaxAmmo( weaponName );
	}
}


/**********************************************************
*		 Capture crate functions
***********************************************************/
useHoldThink( player, useTime ) 
{
    player playerLinkTo( self );
    player playerLinkedOffsetEnable();
    
    player _disableWeapon();
    
    self.curProgress = 0;
    self.inUse = true;
    self.useRate = 0;
    
    if ( isDefined( useTime ) )
		self.useTime = useTime;
	else
		self.useTime = 3000;
    
    player thread personalUseBar( self );
   
    result = useHoldThinkLoop( player );
	assert ( isDefined( result ) );
    
    if ( isAlive( player ) )
    {
        player _enableWeapon();
        player unlink();
    }
    
    if ( !isDefined( self ) )
    	return false;

    self.inUse = false;
	self.curProgress = 0;

	return ( result );
}


personalUseBar( object )
{
    self endon( "disconnect" );
    
    useBar = createPrimaryProgressBar( -25 );
    useBarText = createPrimaryProgressBarText( -25 );
    useBarText setText( &"MP_CAPTURING_CRATE" );

    lastRate = -1;
    while ( isReallyAlive( self ) && isDefined( object ) && object.inUse && !level.gameEnded )
    {
        if ( lastRate != object.useRate )
        {
            if( object.curProgress > object.useTime)
                object.curProgress = object.useTime;
               
            useBar updateBar( object.curProgress / object.useTime, (1000 / object.useTime) * object.useRate );

            if ( !object.useRate )
            {
                useBar hideElem();
                useBarText hideElem();
            }
            else
            {
                useBar showElem();
                useBarText showElem();
            }
        }    
        lastRate = object.useRate;
        wait ( 0.05 );
    }
    
    useBar destroyElem();
    useBarText destroyElem();
}

useHoldThinkLoop( player )
{
    while( !level.gameEnded && isDefined( self ) && isReallyAlive( player ) && player useButtonPressed() && self.curProgress < self.useTime )
    {
        self.curProgress += (50 * self.useRate);
       
       	if ( isDefined(self.objectiveScaler) )
        	self.useRate = 1 * self.objectiveScaler;
		else
			self.useRate = 1;

        if ( self.curProgress >= self.useTime )
            return ( isReallyAlive( player ) );
       
        wait 0.05;
    } 
    
    return false;
}

isAirdropMarker( weaponName )
{
	switch ( weaponName )
	{
		case "airdrop_marker_mp":
		case "airdrop_mega_marker_mp":
		case "airdrop_sentry_marker_mp":
			return true;
		default:
			return false;
	}
}


createUseEnt()
{
	useEnt = spawn( "script_origin", self.origin );
	useEnt.curProgress = 0;
	useEnt.useTime = 0;
	useEnt.useRate = 3000;
	useEnt.inUse = false;

	useEnt thread deleteUseEnt( self );

	return ( useEnt );
}


deleteUseEnt( owner )
{
	self endon ( "death" );
	
	owner waittill ( "death" );
	
	self delete();
}


airdropDetonateOnStuck()
{
	self endon ( "death" );
	
	self waittill( "missile_stuck" );
	
	self detonate();
}


decrementLittleBirdCount()
{
	level.littleBirds--;
	
	level.littleBirds = int( max( level.littleBirds, 0 ) );
}