package Crigglightning

/*

	/////////////////////////////////////////////////////////////
	//////////////////     Konstanten         ///////////////////
	////////////////////////////////////////////////////////////


	import UnitClass
	import AreaMarker
	import Filter
	import Buff
	import Fx
	import Stun
	import Missle
	import CustomEvent
	import Lightning
	import Helper
	
	constant int spellID = 'A999'
	constant real initialBlitzSpeed = 5
	constant real secondBlitzSpeed = 10
	constant real initianlBlitzDist = 400
	constant real chainGroupRadius = 64
	constant real chainGroupRangeNext = 600
	constant int chainJumpNumber = 10
	constant real chainSlowPer = 50
	constant real chainSlowDur = 5
	constant real chainStunDur = 3
	constant real baseDmg = 1000
	constant string blitzString = FINGER_OF_DEATH
	
	
	/////////////////////////////////////////////////////////////
	///////////////////      Init         ///////////////////////
	////////////////////////////////////////////////////////////
	
		
	init	
		trigger t = CreateTrigger()
		t.addAction(function spellStart)
		t.registerAnyUnitEvent(EVENT_PLAYER_UNIT_SPELL_CAST)
	
	function spellStart()
		if GetSpellAbilityId() == spellID
			new ChainlighningInit(GetTriggerUnit(), vec2(GetSpellTargetX(),GetSpellTargetY()))
			
			
	/////////////////////////////////////////////////////////////
	///////////         SkillShot       /////////////////////////
	////////////////////////////////////////////////////////////				
	
	class ChainlighningInit
		
		Unit u = null
		int jumps
		
		private construct(unit u, vec2 pos)
			this.u = u.getUserData() castTo Unit
			vec2 posU = u.getPos()
			angle spellAngle = posU.angleTo(pos)
			jumps = chainJumpNumber
			Missle missle = new Missle(posU, spellAngle, initialBlitzSpeed, chainGroupRadius, initianlBlitzDist, this.u, function allEnemys)
			missle.setEffect("Abilities\\Weapons\\VengeanceMissile\\VengeanceMissile.mdl")
			Action a = missle.registerHitEvent(function callOnHit)
			a.setData(this castTo int)
			
			
		private static function callOnHit()
			getAction().getData() castTo ChainlighningInit.onHit(function callOnHit, getEvent().triggerUnit) 
		
		private function onHit(code callOnHit, Unit target)
			target.damageMagic(u, baseDmg)
			vec2 posU = target.u.getPos()
			Unit newTarget = target.getNearestUnitInRange(600, function allAllysAndNotUnit)
			if newTarget != null
				Missle missle = new Missle(posU, newTarget.u.getPos(), initialBlitzSpeed, chainGroupRadius, initianlBlitzDist, target, function allAllysAndNotUnit)
				missle.setEffect("Abilities\\Weapons\\VengeanceMissile\\VengeanceMissile.mdl")
				jumps--
				if jumps > 0
					Action a = missle.registerHitEvent(callOnHit)
					a.setData(this castTo int)
				
	/////////////////////////////////////////////////////////////
	///////////         Flash           /////////////////////////
	////////////////////////////////////////////////////////////
	
	class Flash	
		timer t = getTimer()
		lightning l
		Unit u
		Unit ut
		Unit ut2
		int jumps
		int i
		
		construct(Unit u, Unit ut, Unit ut2, int jumps)	
			this.u=u
			this.ut=ut
			this.ut2=ut2
			this.jumps=jumps-1
			i = R2I(1/0.03)
			if jumps>0
				vec2 pos = ut.u.getPos()
				vec2 pos2 = ut2.u.getPos()
				l = createLightning(blitzString, pos, pos2)
				
				t.setData(this castTo int)
				t.startPeriodic(0.03, function callMove)
			else
				destroy this
				
		construct(Unit u, Unit ut, Unit ut2, int jumps, code callMove)	
			this.u=u
			this.ut=ut
			this.ut2=ut2
			this.jumps=jumps-1
			i = R2I(1/0.03)
			if jumps>0
				vec2 pos = ut.u.getPos()
				vec2 pos2 = ut2.u.getPos()
				l = createLightning(blitzString, pos, pos2)
				
				t.setData(this castTo int)
				t.startPeriodic(0.03, callMove)
			else
				destroy this
				
		ondestroy
			t.release()

		private static function callMove()
			GetExpiredTimer().getData() castTo Flash.move(function callMove)
		
		private function move(code callMove)
			vec2 pos = ut.u.getPos()
			vec2 pos2 = ut2.u.getPos()
			l.setPos(pos, pos2)
			ut2.damageMagic(u, baseDmg)
			i--
			if i <= 0
				l.destr()
				t.release()
				vec2 posU = ut2.u.getPos()
				createAreaMarkerTimed(posU, chainGroupRangeNext, this.u.owner, 2.)
			
				group g = CreateGroup()
				filterCheckUnit = u.u
				GroupEnumUnitsInRange(g,posU.x,posU.y,chainGroupRangeNext, Condition(function allEnemys))
				Unit ut3 = GroupPickRandomUnit(g).getUserData() castTo Unit
			
				if ut3 != null
					new Flash(u, ut2, ut3, jumps, callMove)
				else 
					new Stun(ut2, chainStunDur)
				
				DestroyGroup(g)
				
		*/
				
		
				
				
					
			
endpackage