115 lines
4.7 KiB
Java
115 lines
4.7 KiB
Java
/*
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* WorldEdit, a Minecraft world manipulation toolkit
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* Copyright (C) sk89q <http://www.sk89q.com>
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* Copyright (C) WorldEdit team and contributors
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package com.sk89q.worldedit.command.argument;
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import com.google.common.collect.ImmutableList;
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import com.google.common.reflect.TypeToken;
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import com.sk89q.worldedit.math.BlockVector2;
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import com.sk89q.worldedit.math.BlockVector3;
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import com.sk89q.worldedit.math.Vector2;
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import com.sk89q.worldedit.math.Vector3;
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import com.sk89q.worldedit.util.formatting.text.Component;
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import com.sk89q.worldedit.util.formatting.text.TextComponent;
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import org.enginehub.piston.CommandManager;
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import org.enginehub.piston.converter.ArgumentConverter;
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import org.enginehub.piston.converter.ArgumentConverters;
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import org.enginehub.piston.converter.ConversionResult;
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import org.enginehub.piston.converter.FailedConversion;
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import org.enginehub.piston.converter.SuccessfulConversion;
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import org.enginehub.piston.inject.InjectedValueAccess;
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import org.enginehub.piston.inject.Key;
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import java.util.List;
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import java.util.function.Function;
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public class VectorConverter<C, T> implements ArgumentConverter<T> {
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private static final CommaSeparatedValuesConverter<Integer> INT_CONVERTER =
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CommaSeparatedValuesConverter.wrap(ArgumentConverters.get(TypeToken.of(int.class)));
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public static final VectorConverter<Integer, BlockVector3> BLOCK_VECTOR_3_CONVERTER = new VectorConverter<>(
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INT_CONVERTER,
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3,
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cmps -> BlockVector3.at(cmps.get(0), cmps.get(1), cmps.get(2)),
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"block vector with x, y, and z"
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);
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public static void register(CommandManager commandManager) {
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CommaSeparatedValuesConverter<Double> doubleConverter = CommaSeparatedValuesConverter.wrap(ArgumentConverters.get(TypeToken.of(double.class)));
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commandManager.registerConverter(Key.of(BlockVector2.class),
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new VectorConverter<>(
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INT_CONVERTER,
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2,
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cmps -> BlockVector2.at(cmps.get(0), cmps.get(1)),
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"block vector with x and z"
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));
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commandManager.registerConverter(Key.of(Vector2.class),
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new VectorConverter<>(
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doubleConverter,
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2,
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cmps -> Vector2.at(cmps.get(0), cmps.get(1)),
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"vector with x and z"
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));
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commandManager.registerConverter(Key.of(BlockVector3.class), BLOCK_VECTOR_3_CONVERTER);
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commandManager.registerConverter(Key.of(Vector3.class),
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new VectorConverter<>(
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doubleConverter,
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3,
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cmps -> Vector3.at(cmps.get(0), cmps.get(1), cmps.get(2)),
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"vector with x, y, and z"
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));
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}
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private final ArgumentConverter<C> componentConverter;
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private final int componentCount;
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private final Function<List<C>, T> vectorConstructor;
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private final String acceptableArguments;
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private VectorConverter(ArgumentConverter<C> componentConverter,
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int componentCount,
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Function<List<C>, T> vectorConstructor,
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String acceptableArguments) {
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this.componentConverter = componentConverter;
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this.componentCount = componentCount;
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this.vectorConstructor = vectorConstructor;
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this.acceptableArguments = acceptableArguments;
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}
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@Override
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public Component describeAcceptableArguments() {
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return TextComponent.of("any " + acceptableArguments);
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}
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@Override
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public ConversionResult<T> convert(String argument, InjectedValueAccess context) {
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ConversionResult<C> components = componentConverter.convert(argument, context);
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if (!components.isSuccessful()) {
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return components.failureAsAny();
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}
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if (components.get().size() != componentCount) {
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return FailedConversion.from(new IllegalArgumentException(
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"Must have exactly " + componentCount + " vector components"));
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}
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T vector = vectorConstructor.apply(ImmutableList.copyOf(components.get()));
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return SuccessfulConversion.fromSingle(vector);
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}
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}
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