/*
* 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.
*
* 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
* provided with the distribution.
*
* 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
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* The views and conclusions contained in the software and documentation are those of the
* authors and should not be interpreted as representing official policies, either expressed
* or implied, of BetaSteward_at_googlemail.com.
*/
package mage.target;
import mage.MageObject;
import mage.abilities.Ability;
import mage.filter.FilterPlayer;
import mage.game.Game;
import mage.players.Player;
import java.util.HashSet;
import java.util.Set;
import java.util.UUID;
/**
*
* @author BetaSteward_at_googlemail.com
*/
public class TargetPlayer extends TargetImpl {
protected final FilterPlayer filter;
public TargetPlayer() {
this(1, 1, false);
}
public TargetPlayer(int numTargets) {
this(numTargets, numTargets, false);
}
public TargetPlayer(int minNumTargets, int maxNumTargets, boolean notTarget) {
this(minNumTargets, maxNumTargets, notTarget, new FilterPlayer());
}
public TargetPlayer(int minNumTargets, int maxNumTargets, boolean notTarget, FilterPlayer filter) {
this.minNumberOfTargets = minNumTargets;
this.maxNumberOfTargets = maxNumTargets;
this.filter = filter;
this.targetName = filter.getMessage();
this.notTarget = notTarget;
}
public TargetPlayer(final TargetPlayer target) {
super(target);
this.filter = target.filter.copy();
}
@Override
public FilterPlayer getFilter() {
return filter;
}
/**
* Checks if there are enough {@link Player} that can be chosen. Should only
* be used for Ability targets since this checks for protection, shroud etc.
*
* @param sourceId - the target event source
* @param sourceControllerId - controller of the target event source
* @param game
* @return - true if enough valid {@link Player} exist
*/
@Override
public boolean canChoose(UUID sourceId, UUID sourceControllerId, Game game) {
int count = 0;
MageObject targetSource = game.getObject(sourceId);
for (UUID playerId : game.getState().getPlayersInRange(sourceControllerId, game)) {
Player player = game.getPlayer(playerId);
if (player != null && !player.hasLeft() && filter.match(player, sourceId, sourceControllerId, game)) {
if (player.canBeTargetedBy(targetSource, sourceControllerId, game)) {
count++;
if (count >= this.minNumberOfTargets) {
return true;
}
}
}
}
return false;
}
/**
* Checks if there are enough {@link Player} that can be selected. Should
* not be used for Ability targets since this does not check for protection,
* shroud etc.
*
* @param sourceControllerId - controller of the select event
* @param game
* @return - true if enough valid {@link Player} exist
*/
@Override
public boolean canChoose(UUID sourceControllerId, Game game) {
int count = 0;
for (UUID playerId : game.getState().getPlayersInRange(sourceControllerId, game)) {
Player player = game.getPlayer(playerId);
if (player != null && !player.hasLeft() && filter.match(player, game)) {
count++;
if (count >= this.minNumberOfTargets) {
return true;
}
}
}
return false;
}
@Override
public Set<UUID> possibleTargets(UUID sourceId, UUID sourceControllerId, Game game) {
Set<UUID> possibleTargets = new HashSet<>();
MageObject targetSource = game.getObject(sourceId);
for (UUID playerId : game.getState().getPlayersInRange(sourceControllerId, game)) {
Player player = game.getPlayer(playerId);
if (player != null && !player.hasLeft() && filter.match(player, sourceId, sourceControllerId, game)) {
if (isNotTarget() || player.canBeTargetedBy(targetSource, sourceControllerId, game)) {
possibleTargets.add(playerId);
}
}
}
return possibleTargets;
}
@Override
public Set<UUID> possibleTargets(UUID sourceControllerId, Game game) {
Set<UUID> possibleTargets = new HashSet<>();
for (UUID playerId : game.getState().getPlayersInRange(sourceControllerId, game)) {
Player player = game.getPlayer(playerId);
if (player != null && !player.hasLeft() && filter.match(player, game)) {
possibleTargets.add(playerId);
}
}
return possibleTargets;
}
@Override
public boolean isLegal(Ability source, Game game) {
//20101001 - 608.2b
if (getNumberOfTargets() == 0 && targets.isEmpty()) {
return true; // 0 targets selected is valid
}
return targets.keySet().stream().anyMatch(playerId -> canTarget(playerId, source, game));
}
@Override
public boolean canTarget(UUID id, Game game) {
Player player = game.getPlayer(id);
return player != null && filter.match(player, game);
}
@Override
public boolean canTarget(UUID id, Ability source, Game game) {
Player player = game.getPlayer(id);
if (player != null) {
if (source != null) {
return (isNotTarget() || player.canBeTargetedBy(game.getObject(source.getSourceId()), source.getControllerId(), game))
&& filter.match(player, source.getSourceId(), source.getControllerId(), game);
} else {
return filter.match(player, game);
}
}
return false;
}
@Override
public boolean canTarget(UUID playerId, UUID id, Ability source, Game game) {
return canTarget(id, source, game);
}
@Override
public String getTargetedName(Game game) {
StringBuilder sb = new StringBuilder();
for (UUID targetId : getTargets()) {
Player player = game.getPlayer(targetId);
if (player != null) {
sb.append(player.getLogName()).append(' ');
} else {
sb.append("[target missing]");
}
}
return sb.toString();
}
@Override
public TargetPlayer copy() {
return new TargetPlayer(this);
}
}