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.Component;
037import net.kyori.adventure.text.minimessage.tag.Tag;
038import net.kyori.adventure.text.minimessage.tag.resolver.TagResolver;
039import org.checkerframework.checker.nullness.qual.NonNull;
040
041import java.util.ArrayList;
042import java.util.List;
043
044public class PatternUtil {
045
046    public static BaseBlock apply(@NonNull Pattern pattern, int x, int y, int z) {
047        Preconditions.checkNotNull(pattern, "Pattern may not be null");
048        if (pattern instanceof BlockPattern
049                || pattern instanceof BlockState || pattern instanceof BlockType
050                || pattern instanceof BaseBlock) {
051            return pattern.applyBlock(BlockVector3.ZERO);
052        }
053        return pattern.applyBlock(BlockVector3.at(x, y, z));
054    }
055
056    public static Pattern parse(PlotPlayer<?> plotPlayer, String input) {
057        return parse(plotPlayer, input, true);
058    }
059
060    public static List<String> getSuggestions(String input) {
061        try {
062            return WorldEdit.getInstance().getPatternFactory().getSuggestions(input);
063        } catch (final Exception ignored) {
064        }
065        return new ArrayList<>();
066    }
067
068    public static Pattern parse(PlotPlayer<?> plotPlayer, String input, boolean allowLegacy) {
069        ParserContext context = new ParserContext();
070        if (plotPlayer != null) {
071            Actor actor = plotPlayer.toActor();
072            context.setActor(actor);
073            if (actor instanceof Player) {
074                context.setWorld(((Player) actor).getWorld());
075            }
076            context.setSession(WorldEdit.getInstance().getSessionManager().get(actor));
077            context.setRestricted(true);
078        } else {
079            context.setRestricted(false);
080        }
081        context.setPreferringWildcard(false);
082        context.setTryLegacy(allowLegacy);
083        try {
084            return WorldEdit.getInstance().getPatternFactory().parseFromInput(input, context);
085        } catch (InputParseException e) {
086            throw new Command.CommandException(
087                    TranslatableCaption.of("invalid.not_valid_block"),
088                    TagResolver.resolver("value", Tag.inserting(Component.text(e.getMessage())))
089            );
090        }
091    }
092
093    public static boolean isAir(Pattern pattern) {
094        if (pattern instanceof BlockPattern) {
095            return ((BlockPattern) pattern).getBlock().getBlockType().getMaterial().isAir();
096        }
097        if (pattern instanceof BlockState) {
098            return ((BlockState) pattern).getBlockType().getMaterial().isAir();
099        }
100        if (pattern instanceof BlockType) {
101            return ((BlockType) pattern).getMaterial().isAir();
102        }
103        if (pattern instanceof BaseBlock) {
104            return ((BaseBlock) pattern).getBlockType().getMaterial().isAir();
105        }
106        return false;
107    }
108
109}