001/*
002 * PlotSquared, a land and world management plugin for Minecraft.
003 * Copyright (C) IntellectualSites <https://intellectualsites.com>
004 * Copyright (C) IntellectualSites team and contributors
005 *
006 * This program is free software: you can redistribute it and/or modify
007 * it under the terms of the GNU General Public License as published by
008 * the Free Software Foundation, either version 3 of the License, or
009 * (at your option) any later version.
010 *
011 * This program is distributed in the hope that it will be useful,
012 * but WITHOUT ANY WARRANTY; without even the implied warranty of
013 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
014 * GNU General Public License for more details.
015 *
016 * You should have received a copy of the GNU General Public License
017 * along with this program.  If not, see <https://www.gnu.org/licenses/>.
018 */
019package com.plotsquared.core.util;
020
021import com.google.common.base.Preconditions;
022import com.plotsquared.core.command.Command;
023import com.plotsquared.core.configuration.caption.TranslatableCaption;
024import com.plotsquared.core.player.PlotPlayer;
025import com.sk89q.worldedit.WorldEdit;
026import com.sk89q.worldedit.entity.Player;
027import com.sk89q.worldedit.extension.input.InputParseException;
028import com.sk89q.worldedit.extension.input.ParserContext;
029import com.sk89q.worldedit.extension.platform.Actor;
030import com.sk89q.worldedit.function.pattern.BlockPattern;
031import com.sk89q.worldedit.function.pattern.Pattern;
032import com.sk89q.worldedit.math.BlockVector3;
033import com.sk89q.worldedit.world.block.BaseBlock;
034import com.sk89q.worldedit.world.block.BlockState;
035import com.sk89q.worldedit.world.block.BlockType;
036import net.kyori.adventure.text.minimessage.Template;
037import org.checkerframework.checker.nullness.qual.NonNull;
038
039import java.util.ArrayList;
040import java.util.List;
041
042public class PatternUtil {
043
044    public static BaseBlock apply(@NonNull Pattern pattern, int x, int y, int z) {
045        Preconditions.checkNotNull(pattern, "Pattern may not be null");
046        if (pattern instanceof BlockPattern
047                || pattern instanceof BlockState || pattern instanceof BlockType
048                || pattern instanceof BaseBlock) {
049            return pattern.applyBlock(BlockVector3.ZERO);
050        }
051        return pattern.applyBlock(BlockVector3.at(x, y, z));
052    }
053
054    public static Pattern parse(PlotPlayer<?> plotPlayer, String input) {
055        return parse(plotPlayer, input, true);
056    }
057
058    public static List<String> getSuggestions(String input) {
059        try {
060            return WorldEdit.getInstance().getPatternFactory().getSuggestions(input);
061        } catch (final Exception ignored) {
062        }
063        return new ArrayList<>();
064    }
065
066    public static Pattern parse(PlotPlayer<?> plotPlayer, String input, boolean allowLegacy) {
067        ParserContext context = new ParserContext();
068        if (plotPlayer != null) {
069            Actor actor = plotPlayer.toActor();
070            context.setActor(actor);
071            if (actor instanceof Player) {
072                context.setWorld(((Player) actor).getWorld());
073            }
074            context.setSession(WorldEdit.getInstance().getSessionManager().get(actor));
075            context.setRestricted(true);
076        } else {
077            context.setRestricted(false);
078        }
079        context.setPreferringWildcard(false);
080        context.setTryLegacy(allowLegacy);
081        try {
082            return WorldEdit.getInstance().getPatternFactory().parseFromInput(input, context);
083        } catch (InputParseException e) {
084            throw new Command.CommandException(
085                    TranslatableCaption.of("invalid.not_valid_block"),
086                    Template.of("value", e.getMessage())
087            );
088        }
089    }
090
091    public static boolean isAir(Pattern pattern) {
092        if (pattern instanceof BlockPattern) {
093            return ((BlockPattern) pattern).getBlock().getBlockType().getMaterial().isAir();
094        }
095        if (pattern instanceof BlockState) {
096            return ((BlockState) pattern).getBlockType().getMaterial().isAir();
097        }
098        if (pattern instanceof BlockType) {
099            return ((BlockType) pattern).getMaterial().isAir();
100        }
101        if (pattern instanceof BaseBlock) {
102            return ((BaseBlock) pattern).getBlockType().getMaterial().isAir();
103        }
104        return false;
105    }
106
107}