package Ball
import ItemObject
import BasicSpells
import ClosureTimers
import Key
import Builder

public class BallItem extends ItemObject
	boolean picked = false
	boolean followWalkable = true
	UnitEntity holder

	construct(vec2 pos, player owner)
		super(pos, CreateItem(BALL_ITEM_ID, pos.x, pos.y), CreateUnit(owner, KEY_DUMMY_ID, pos.x, pos.y, 0))

	override function onUse(UnitEntity user)

	override function onPickup(UnitEntity holder)
		if holder instanceof Builder
			terminate()
		else
			picked = true
			this.holder = holder
			holder.actor.addAbility(BALL_SPELL_ID)
			setup.actor.hide()

	override function onDrop(UnitEntity e)
		picked = false
		holder = null
		if e.actor.hasAbility(BALL_SPELL_ID)
			e.actor.removeAbility(BALL_SPELL_ID)
			nullTimer() ->
				actor.remove()
				actor = CreateItem(BALL_ITEM_ID, pos.x, pos.y)
				actor.setEntity(this)
		else
			nullTimer() ->
				actor.remove()

	override function update()

	function onIdle(vec2 pos)
		this.pos = pos.toVec3()
		actor.setVisible(true)
		setup.setXY(pos.toVec3())
		setup.actor.show()
		nullTimer() ->
			actor.remove()
			actor = CreateItem(BALL_ITEM_ID, pos.x, pos.y)
			actor.setEntity(this)