/*
* Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification, are
* permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice, this list of
* conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice, this list
* of conditions and the following disclaimer in the documentation and/or other materials
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* THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
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*/
package mage.target;
import mage.constants.Outcome;
import mage.constants.Zone;
import mage.abilities.Ability;
import mage.cards.Card;
import mage.game.Game;
import mage.game.events.GameEvent;
import mage.game.events.GameEvent.EventType;
import mage.players.Player;
import java.util.*;
import mage.MageObject;
import mage.constants.AbilityType;
/**
*
* @author BetaSteward_at_googlemail.com
*/
public abstract class TargetImpl implements Target {
protected Map<UUID, Integer> targets = new LinkedHashMap<>();
protected Map<UUID, Integer> zoneChangeCounters = new HashMap<>();
protected String targetName;
protected Zone zone;
protected int maxNumberOfTargets;
protected int minNumberOfTargets;
protected boolean required = true;
protected boolean requiredExplicitlySet = false;
protected boolean chosen = false;
// is the target handled as targeted spell/ability (notTarget = true is used for not targeted effects like e.g. sacrifice)
protected boolean notTarget = false;
protected boolean atRandom = false;
@Override
public abstract TargetImpl copy();
public TargetImpl() {
this(false);
}
public TargetImpl(boolean notTarget) {
this.notTarget = notTarget;
}
public TargetImpl(final TargetImpl target) {
this.targetName = target.targetName;
this.zone = target.zone;
this.maxNumberOfTargets = target.maxNumberOfTargets;
this.minNumberOfTargets = target.minNumberOfTargets;
this.required = target.required;
this.requiredExplicitlySet = target.requiredExplicitlySet;
this.chosen = target.chosen;
this.targets.putAll(target.targets);
this.zoneChangeCounters.putAll(target.zoneChangeCounters);
this.atRandom = target.atRandom;
this.notTarget = target.notTarget;
}
@Override
public int getNumberOfTargets() {
return this.minNumberOfTargets;
}
@Override
public int getMaxNumberOfTargets() {
return this.maxNumberOfTargets;
}
@Override
public void setMinNumberOfTargets(int minNumberOftargets) {
this.minNumberOfTargets = minNumberOftargets;
}
@Override
public void setMaxNumberOftargets(int maxNumberOftargets) {
this.maxNumberOfTargets = maxNumberOftargets;
}
@Override
public String getMessage() {
if (maxNumberOfTargets != 1) {
StringBuilder sb = new StringBuilder();
sb.append("Select ").append(targetName);
if (maxNumberOfTargets > 0 && maxNumberOfTargets != Integer.MAX_VALUE) {
sb.append(" (").append(targets.size()).append("/").append(maxNumberOfTargets).append(")");
} else {
sb.append(" (").append(targets.size()).append(")");
}
return sb.toString();
}
if (targetName.startsWith("another") || targetName.startsWith("a ") || targetName.startsWith("an ")) {
return "Select " + targetName;
}
return "Select a " + targetName;
}
@Override
public boolean isNotTarget() {
return notTarget;
}
@Override
public String getTargetName() {
StringBuilder sb = new StringBuilder(targetName);
if (isRandom()) {
sb.append(" chosen at random");
}
return sb.toString();
}
@Override
public void setTargetName(String name) {
this.targetName = name;
}
@Override
public Zone getZone() {
return zone;
}
@Override
public boolean isRequired(UUID sourceId, Game game) {
MageObject object = game.getObject(sourceId);
if (!requiredExplicitlySet && object != null && object instanceof Ability) {
return isRequired((Ability) object);
} else {
return isRequired();
}
}
@Override
public boolean isRequired() {
return required;
}
@Override
public boolean isRequired(Ability ability) {
return ability == null || ability.isActivated() || !(ability.getAbilityType().equals(AbilityType.SPELL) || ability.getAbilityType().equals(AbilityType.ACTIVATED));
}
@Override
public void setRequired(boolean required) {
this.required = required;
this.requiredExplicitlySet = true;
}
@Override
public boolean isChosen() {
if (maxNumberOfTargets == 0 && minNumberOfTargets == 0) {
return true;
}
if (maxNumberOfTargets != 0 && targets.size() == maxNumberOfTargets) {
return true;
}
return chosen;
}
@Override
public boolean doneChosing() {
if (maxNumberOfTargets == 0) {
return false;
}
return targets.size() == maxNumberOfTargets;
}
@Override
public void clearChosen() {
targets.clear();
zoneChangeCounters.clear();
chosen = false;
}
@Override
public void add(UUID id, Game game) {
if (maxNumberOfTargets == 0 || targets.size() < maxNumberOfTargets) {
if (!targets.containsKey(id)) {
targets.put(id, 0);
rememberZoneChangeCounter(id, game);
}
}
}
@Override
public void remove(UUID id) {
if (targets.containsKey(id)) {
targets.remove(id);
zoneChangeCounters.remove(id);
}
}
@Override
public void addTarget(UUID id, Ability source, Game game) {
addTarget(id, source, game, notTarget);
}
@Override
public void addTarget(UUID id, Ability source, Game game, boolean skipEvent) {
//20100423 - 113.3
if (maxNumberOfTargets == 0 || targets.size() < maxNumberOfTargets) {
if (!targets.containsKey(id)) {
if (source != null && !skipEvent) {
if (!game.replaceEvent(GameEvent.getEvent(EventType.TARGET, id, source.getSourceId(), source.getControllerId()))) {
targets.put(id, 0);
rememberZoneChangeCounter(id, game);
chosen = targets.size() >= minNumberOfTargets;
if (!skipEvent) {
game.fireEvent(GameEvent.getEvent(EventType.TARGETED, id, source.getSourceId(), source.getControllerId()));
}
}
} else {
targets.put(id, 0);
}
}
}
}
@Override
public void updateTarget(UUID id, Game game) {
rememberZoneChangeCounter(id, game);
}
private void rememberZoneChangeCounter(UUID id, Game game) {
Card card = game.getCard(id);
if (card != null) {
zoneChangeCounters.put(id, card.getZoneChangeCounter());
}
}
@Override
public void addTarget(UUID id, int amount, Ability source, Game game) {
addTarget(id, amount, source, game, false);
}
@Override
public void addTarget(UUID id, int amount, Ability source, Game game, boolean skipEvent) {
if (targets.containsKey(id)) {
amount += targets.get(id);
}
if (source != null && !skipEvent) {
if (!game.replaceEvent(GameEvent.getEvent(EventType.TARGET, id, source.getSourceId(), source.getControllerId()))) {
targets.put(id, amount);
rememberZoneChangeCounter(id, game);
chosen = targets.size() >= minNumberOfTargets;
if (!skipEvent) {
game.fireEvent(GameEvent.getEvent(EventType.TARGETED, id, source.getSourceId(), source.getControllerId()));
}
}
} else {
targets.put(id, amount);
rememberZoneChangeCounter(id, game);
}
}
@Override
public boolean choose(Outcome outcome, UUID playerId, UUID sourceId, Game game) {
Player player = game.getPlayer(playerId);
while (!isChosen() && !doneChosing()) {
chosen = targets.size() >= minNumberOfTargets;
if (!player.choose(outcome, this, sourceId, game)) {
return chosen;
}
chosen = targets.size() >= minNumberOfTargets;
}
return chosen = true;
}
@Override
public boolean chooseTarget(Outcome outcome, UUID playerId, Ability source, Game game) {
Player player = game.getPlayer(playerId);
while (!isChosen() && !doneChosing()) {
chosen = targets.size() >= minNumberOfTargets;
if (isRandom()) {
Set<UUID> possibleTargets = possibleTargets(source.getSourceId(), playerId, game);
if (possibleTargets.size() > 0) {
int i = 0;
int rnd = new Random().nextInt(possibleTargets.size());
Iterator it = possibleTargets.iterator();
while( i < rnd) {
it.next();
i++;
}
this.addTarget(((UUID) it.next()), source, game);
} else {
return chosen;
}
} else {
if (!player.chooseTarget(outcome, this, source, game)) {
return chosen;
}
}
chosen = targets.size() >= minNumberOfTargets;
}
return chosen = true;
}
@Override
public boolean isLegal(Ability source, Game game) {
//20101001 - 608.2b
Set <UUID> illegalTargets = new HashSet<>();
int replacedTargets = 0;
for (UUID targetId: targets.keySet()) {
Card card = game.getCard(targetId);
if (card != null) {
if (zoneChangeCounters.containsKey(targetId) && zoneChangeCounters.get(targetId) != card.getZoneChangeCounter()) {
illegalTargets.add(targetId);
continue; // it's not legal so continue to have a look at other targeted objects
}
}
if (!notTarget && game.replaceEvent(GameEvent.getEvent(EventType.TARGET, targetId, source.getSourceId(), source.getControllerId()))) {
replacedTargets++;
continue;
}
if (!canTarget(targetId, source, game)) {
illegalTargets.add(targetId);
}
}
// remove illegal targets, needed to handle if only a subset of targets was illegal
for (UUID targetId: illegalTargets) {
targets.remove(targetId);
}
if (replacedTargets > 0 && replacedTargets == targets.size()) {
return false;
}
if (minNumberOfTargets == 0 && targets.isEmpty()) {
return true;
}
return targets.size() > 0;
}
@Override
public List<? extends TargetImpl> getTargetOptions(Ability source, Game game) {
List<TargetImpl> options = new ArrayList<>();
Set<UUID> possibleTargets = possibleTargets(source.getSourceId(), source.getControllerId(), game);
possibleTargets.removeAll(getTargets());
Iterator<UUID> it = possibleTargets.iterator();
while (it.hasNext()) {
UUID targetId = it.next();
TargetImpl target = this.copy();
target.clearChosen();
target.addTarget(targetId, source, game, true);
if (!target.isChosen()) {
Iterator<UUID> it2 = possibleTargets.iterator();
while (it2.hasNext()&& !target.isChosen()) {
UUID nextTargetId = it2.next();
target.addTarget(nextTargetId, source, game, true);
}
}
if (target.isChosen()) {
options.add(target);
}
}
return options;
}
@Override
public List<UUID> getTargets() {
ArrayList<UUID> newList = new ArrayList<>();
newList.addAll(targets.keySet());
return newList;
}
@Override
public int getTargetAmount(UUID targetId) {
if (targets.containsKey(targetId)) {
return targets.get(targetId);
}
return 0;
}
@Override
public UUID getFirstTarget() {
if (targets.size() > 0) {
return targets.keySet().iterator().next();
}
return null;
}
@Override
public void setNotTarget(boolean notTarget) {
this.notTarget = notTarget;
}
@Override
public boolean isRandom() {
return this.atRandom;
}
@Override
public void setRandom(boolean atRandom) {
this.atRandom = atRandom;
}
}