51 lines
1.4 KiB
Java
51 lines
1.4 KiB
Java
package ch.fritteli.labyrinth.generator.model;
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import io.vavr.collection.Stream;
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import lombok.EqualsAndHashCode;
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import lombok.NonNull;
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import lombok.ToString;
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import java.util.*;
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@EqualsAndHashCode
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@ToString
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public class Walls {
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private final SortedSet<Direction> directions = new TreeSet<>();
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private final Set<Direction> hardened = new HashSet<>();
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public void set(@NonNull final Direction direction) {
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this.directions.add(direction);
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}
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public void setAll() {
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this.directions.addAll(EnumSet.allOf(Direction.class));
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}
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public boolean clear(@NonNull final Direction direction) {
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if (this.hardened.contains(direction)) {
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return false;
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}
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return this.directions.remove(direction);
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}
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public boolean isSet(@NonNull final Direction direction) {
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return this.directions.contains(direction);
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}
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public Stream<Direction> getUnhardenedSet() {
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return Stream.ofAll(this.directions)
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.removeAll(this.hardened);
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}
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public void harden(@NonNull final Direction direction) {
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if (!this.directions.contains(direction)) {
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throw new IllegalStateException("Trying to harden cleared Direction: " + direction);
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}
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this.hardened.add(direction);
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}
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public void unharden(@NonNull final Direction direction) {
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this.hardened.remove(direction);
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}
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}
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