//****************************************************************************************//
// 
//		GROUP E2_GUARD
//
//      MISSION:  GENCON
//
//****************************************************************************************//

fsm mc2_gencon_group4guards;

	var

		static WorldPosition	startPosition;
		static boolean			willRequestHelp;
		static real				lastHelpRequestTime;
		static real				helpRequestFrequency;
		static real				attackerHelpRadius;
		static real				defenderHelpRadius;
		static integer			AttackStateHandle;
		static integer			turretID;
		static WorldPosition	turretPos;

		static integer			numFunctionalWeapons;
		static integer[20]		weaponList;

//****************************************************************************************

function init;

    code

		setDebugWindow(-1, -1);

		//---------------------------
		// Grab his start position...
		getObjectPosition(-1, startPosition);

		//-------------------
		// Look for movers...
		setTargetPriority(0, TARGET_PRIORITY_CURTARGET, -1, 200, CONTACT_CRITERIA_ENEMY + CONTACT_CRITERIA_VISUAL_OR_SENSOR + CONTACT_CRITERIA_NOT_DISABLED);
		setTargetPriority(1, TARGET_PRIORITY_MOVER, 0, 150, CONTACT_CRITERIA_ENEMY + CONTACT_CRITERIA_VISUAL_OR_SENSOR + CONTACT_CRITERIA_NOT_DISABLED);
		setTargetPriority(2, TARGET_PRIORITY_NONE, 0, 0, 0);

		AttackStateHandle = getStateHandle("attack");

		turretID = 95702;
		getObjectPosition(turretID, turretPos);

		willRequestHelp = true; //?true or false
		helpRequestFrequency = 20.0; //?in secs
		attackerHelpRadius = 200; //?in meters
		defenderHelpRadius = 225; //?in meters
		lastHelpRequestTime = -100.0;
						
endfunction;


//----------------------------------------------------------------------------------------

function update : integer;

	var

		boolean		processingPilotEvents;
		boolean		thinking;
		integer		pilotEventID;
		integer		pilotState;
		integer[20]	pilotEventParams;
		integer		curTarget;
		real		curTime;
		real[3]		myPos;
		real[3]		attackerPos;
		real		distanceToAttacker;
		integer		curStateHandle;


	code

		curTime = getTime;
		curStateHandle = getCurrentStateHandle;

		//--------------------------------------------------
		// Process the pilot events since the last update...
		numFunctionalWeapons = getWeapons(weaponList, 1);
		if (numFunctionalWeapons == 0) then
			trans noWeapons;
		endif;

		processingPilotEvents = TRUE;
		while (processingPilotEvents) do
			pilotEventID = getNextPilotEvent(pilotEventParams);
			if (pilotEventID == PILOT_EVENT_NONE) then
				processingPilotEvents = FALSE;
			else
				switch (pilotEventID)
					case PILOT_EVENT_TARGETED:
						curTarget = getTarget(-1);
						if (lastHelpRequestTime < (curTime - helpRequestFrequency)) then
							lastHelpRequestTime = curTime;
							if (willRequestHelp) then
								//distanceToAttacker = distanceToObject(-1, pilotEventParams[0]);
								getObjectPosition(pilotEventParams[0], attackerPos);
								getObjectPosition(-1, myPos);
								requestHelp(pilotEventParams[0], myPos, attackerHelpRadius, attackerPos, defenderHelpRadius, 1);
							endif;
						endif;
						numFunctionalWeapons = getWeapons(weaponList, 0);
						if (curStateHandle <> AttackStateHandle) then
							if ((numFunctionalWeapons > 0) and (curTarget == 0)) then
								coreAttack(pilotEventParams[0], TACORDER_PARAM_PURSUE);
								setState(AttackStateHandle);
							endif;
						endif;
						endcase;
					case PILOT_EVENT_ATTACK_ORDER:
						curTarget = getTarget(-1);
						if (curStateHandle <> AttackStateHandle) then
							if ((numFunctionalWeapons > 0) and (curTarget == 0))then
								coreAttack(pilotEventParams[0], TACORDER_PARAM_PURSUE);
								setState(AttackStateHandle);
							endif;
						endif;
						endcase;
				endswitch;
			endif;
		endwhile;

		return(0);

endfunction;

//----------------------------------------------------------------------------------------

state noWeapons;

	code

		setDebugString(-1, 3, "   NO WEAPONS ");
		if (objectClass(-1) == 2) then
			coreEject;
		else
			corePower(false);
		endif;
		
endstate;

//----------------------------------------------------------------------------------------

state attack;

	code

		update;
		setDebugString(-1, 3, " ATTACK    ");
		coreAttack(0, TACORDER_PARAM_PURSUE);
		resetOrders(1);
		transBack;

endstate;

//----------------------------------------------------------------------------------------

state start;

	var

		integer			guardCharge;
		WorldPosition	guardChargePos;
		integer			guardChargeStatus;

	code

		update;
		setDebugString(-1, 3, "   ESCORT    ");
		
		//select my guard charge
		if (guardCharge <> 0) then
			guardChargeStatus = objectStatus(guardCharge);
			if ((guardChargeStatus == 1) or (guardChargeStatus == 2)) then
				guardCharge = 0;
			endif;
		endif;
		if (guardCharge == 0) then
			if ((objectStatus(749) <> 1) and (objectStatus(749) <> 2)) then
				guardCharge = 749;
			else
				if ((objectStatus(752) <> 1) and (objectStatus(752) <> 2)) then
					guardCharge = 752;
				else
					if ((objectStatus(750) <> 1) and (objectStatus(750) <> 2)) then
						guardCharge = 750;
					endif;
				endif;
			endif;
		endif;

		if (guardCharge == 0) then
			getObjectPosition(-1, guardChargePos);
			setMoveArea(guardChargePos, -1.0);
			coreGuard(guardChargePos, -1, AttackStateHandle);
		else
			getObjectPosition(guardCharge, guardChargePos);
			setMoveArea(guardChargePos, 50.0);
			coreEscort(guardCharge, 40.0, 135.0, -1);
		endif;

endstate;

//----------------------------------------------------------------------------------------

endfsm.

//****************************************************************************************