package net.ciklum.icfpc11.domain.greenspoon10

import net.ciklum.icfpc11.domain.Slot

import net.ciklum.icfpc11.domain.Game
import net.ciklum.icfpc11.domain.GameError

/**
 * blabla
 * @author vic
 */
@Typed
class Attack extends CurriedFunction {

    Attack() {
        super(new AttackMultiarg(), 3, [])
    }

    private final static class AttackMultiarg implements MultiArgFunction {

        @Override
        Function evaluate(List<Function> args) {
            def i = args[0]
            def j = args[1]
            def n = args[2]

            Slot mySlot = Game.instance.currentProponent.getSlot(i.value)
            int nValue = n.value
            if (mySlot.vitality < nValue) {
                throw new GameError("Can't pay for attack($nValue) with a slot ${i.value} - its vitality is only ${mySlot.vitality}")
            }
            mySlot.vitality = mySlot.vitality - nValue

            Slot hisSlot = Game.instance.currentOpponent.getSlot(255-j.value)
            if (hisSlot.isAlive()) {
                if (Game.instance.nowZombieTime) {
                    hisSlot.vitality = hisSlot.vitality + (nValue * 9).intdiv(10)
                } else {
                    hisSlot.vitality = hisSlot.vitality - (nValue * 9).intdiv(10)
                }
            }

            Identity.IDENTITY
        }

        String toString() { "attack" }
    }

}