package EntityManagement
import public Entity
import Buff

function updateActiveEntities()
	let activeItr = Entity.iterator()
	for e from activeItr
		if not e.done
			e.update()
	activeItr.close()

function updateInactiveEntities()
	var e = Entity.firstInactive
	while e != null
		e.slowUpdate()
		e = e.next

function updateBuffs()
	let buffItr = Buff.iterator()
	for b from buffItr
		if not b.done
			b.update()
	buffItr.close()

public function startEntityLoop() returns boolean
	getTimer().startPeriodic(ANIMATION_PERIOD, function updateActiveEntities)
	getTimer().startPeriodic(BUFF_ANIM_PERIOD, function updateBuffs)
	getTimer().startPeriodic(1.0, function updateInactiveEntities)
	// Remove buffs when unit leaves the map
	onUnitDeindex() ->
		let e = getIndexingUnit().getEntity()
		if e != null
			e.terminate()
	return true