/**
* Checks if there are enough {@link Permanent} or {@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 Permanent} or {@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.getPlayer(sourceControllerId).getInRange()) {
Player player = game.getPlayer(playerId);
if (player != null
&& player.canBeTargetedBy(targetSource, game)
&& filter.match(player, game)) {
count++;
if (count >= this.minNumberOfTargets) {
return true;
}
}
}
for (Permanent permanent :
game.getBattlefield()
.getActivePermanents(new FilterCreaturePermanent(), sourceControllerId, game)) {
if (permanent.canBeTargetedBy(targetSource, sourceControllerId, game)
&& filter.match(permanent, sourceId, sourceControllerId, game)) {
count++;
if (count >= this.minNumberOfTargets) {
return true;
}
}
}
return false;
}
@Override
public boolean canTarget(UUID id, Game game) {
Permanent permanent = game.getPermanent(id);
if (permanent != null) {
return filter.match(permanent, game);
}
Player player = game.getPlayer(id);
if (player != null) {
return filter.match(player, game);
}
return false;
}
public TargetCreatureOrPlayer(int minNumTargets, int maxNumTargets) {
this.minNumberOfTargets = minNumTargets;
this.maxNumberOfTargets = maxNumTargets;
this.zone = Zone.ALL;
this.filter = new FilterCreatureOrPlayer();
this.targetName = filter.getMessage();
}
@Override
public Set<UUID> possibleTargets(UUID sourceControllerId, Game game) {
Set<UUID> possibleTargets = new HashSet<UUID>();
for (UUID playerId : game.getPlayer(sourceControllerId).getInRange()) {
Player player = game.getPlayer(playerId);
if (player != null && filter.match(player, game)) {
possibleTargets.add(playerId);
}
}
for (Permanent permanent :
game.getBattlefield()
.getActivePermanents(new FilterCreaturePermanent(), sourceControllerId, game)) {
if (filter.match(permanent, null, sourceControllerId, game)) {
possibleTargets.add(permanent.getId());
}
}
return possibleTargets;
}
public boolean canTarget(UUID controllerId, UUID id, Ability source, Game game) {
Permanent permanent = game.getPermanent(id);
Player player = game.getPlayer(id);
if (source != null) {
MageObject targetSource = game.getObject(source.getSourceId());
if (permanent != null) {
return permanent.canBeTargetedBy(targetSource, source.getControllerId(), game)
&& filter.match(permanent, source.getSourceId(), source.getControllerId(), game);
}
if (player != null) {
return player.canBeTargetedBy(targetSource, game) && filter.match(player, game);
}
}
if (permanent != null) {
return filter.match(permanent, game);
}
if (player != null) {
return filter.match(player, game);
}
return false;
}