63 lines
2.0 KiB
Java
63 lines
2.0 KiB
Java
package com.github.dtschust.zork.repl.actions;
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import com.github.dtschust.zork.Zork.Type;
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import com.github.dtschust.zork.ZorkGame;
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import com.github.dtschust.zork.repl.Action;
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import com.github.dtschust.zork.types.HasSetOfCollectable;
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import com.github.dtschust.zork.types.ZorkObject;
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import com.github.dtschust.zork.types.ZorkRoom;
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import java.util.List;
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import java.util.Set;
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import static com.github.dtschust.zork.Zork.Type.*;
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/**
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* Delete: figure out what object it is and delete it accordingly. Rooms are especially tricky
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*/
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public class DeleteAction implements Action {
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private static void deleteElementFromSpace(ZorkGame game, Type space, Type element, String object) {
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for (ZorkObject tempObject : game.values(ZorkObject.class, space)) {
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Set<String> set = ((HasSetOfCollectable) tempObject).getSetFromType(element);
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if (set.contains(object)) {
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set.remove(object);
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game.put(space, tempObject);
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}
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}
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}
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@Override
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public boolean matchesInput(List<String> arguments) {
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return arguments.get(0).equals("Delete");
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}
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@Override
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public int getMinimumArgCount() {
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return 2;
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}
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@Override
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public void run(ZorkGame game, List<String> arguments) {
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final String object = arguments.get(1);
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switch (game.getTypeFromLookup(object)) {
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case ROOM:
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for (final ZorkRoom tempRoom : game.values(ZorkRoom.class, ROOM)) {
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tempRoom.removeBorderingRoom(object);
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game.put(ROOM, tempRoom);
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}
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break;
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case ITEM:
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deleteElementFromSpace(game, ROOM, ITEM, object);
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deleteElementFromSpace(game, CONTAINER, ITEM, object);
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break;
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case CONTAINER:
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deleteElementFromSpace(game, ROOM, CONTAINER, object);
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break;
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case CREATURE:
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deleteElementFromSpace(game, ROOM, CREATURE, object);
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break;
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}
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}
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}
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