package mage.abilities.common;

import mage.abilities.TriggeredAbilityImpl;
import mage.abilities.effects.Effect;
import mage.constants.Zone;
import mage.game.Game;
import mage.game.events.DamagedPlayerEvent;
import mage.game.events.GameEvent;
import mage.target.targetpointer.FixedTarget;

/**
 * @author noxx
 */
public class DealsDamageToOpponentTriggeredAbility extends TriggeredAbilityImpl {

    private final boolean onlyCombat, setTargetPointer;

    public DealsDamageToOpponentTriggeredAbility(Effect effect) {
        this(effect, false, false, false);
    }

    public DealsDamageToOpponentTriggeredAbility(Effect effect, boolean optional) {
        this(effect, optional, false, false);
    }

    public DealsDamageToOpponentTriggeredAbility(Effect effect, boolean optional, boolean onlyCombat) {
        this(effect, optional, onlyCombat, false);
    }

    public DealsDamageToOpponentTriggeredAbility(Effect effect, boolean optional, boolean onlyCombat, boolean setTargetPointer) {
        super(Zone.BATTLEFIELD, effect, optional);
        this.onlyCombat = onlyCombat;
        this.setTargetPointer = setTargetPointer;
    }

    public DealsDamageToOpponentTriggeredAbility(final DealsDamageToOpponentTriggeredAbility ability) {
        super(ability);
        this.onlyCombat = ability.onlyCombat;
        this.setTargetPointer = ability.setTargetPointer;
    }

    @Override
    public DealsDamageToOpponentTriggeredAbility copy() {
        return new DealsDamageToOpponentTriggeredAbility(this);
    }

    @Override
    public boolean checkEventType(GameEvent event, Game game) {
        return event.getType() == GameEvent.EventType.DAMAGED_PLAYER;
    }

    @Override
    public boolean checkTrigger(GameEvent event, Game game) {
        if (event.getSourceId().equals(this.sourceId)
                && game.getOpponents(this.getControllerId()).contains(event.getTargetId())) {
            if (onlyCombat && event instanceof DamagedPlayerEvent) {
                DamagedPlayerEvent damageEvent = (DamagedPlayerEvent) event;
                if (!damageEvent.isCombatDamage()) {
                    return false;
                }
            }
            if(setTargetPointer) {
                for (Effect effect : getEffects()) {
                    effect.setTargetPointer(new FixedTarget(event.getTargetId()));
                    effect.setValue("damage", event.getAmount());
                }
            }
            return true;
        }
        return false;
    }

    @Override
    public String getTriggerPhrase() {
        StringBuilder sb = new StringBuilder("Whenever {this} deals ");
        if (onlyCombat) {
            sb.append("combat ");
        }
        sb.append("damage to an opponent, ");
        return sb.toString();
    }
}