86 lines
3.8 KiB
Java
86 lines
3.8 KiB
Java
package net.minecraft.commands.arguments.coordinates;
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import com.mojang.brigadier.StringReader;
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import com.mojang.brigadier.arguments.ArgumentType;
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import com.mojang.brigadier.context.CommandContext;
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import com.mojang.brigadier.exceptions.CommandSyntaxException;
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import com.mojang.brigadier.exceptions.SimpleCommandExceptionType;
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import com.mojang.brigadier.suggestion.Suggestions;
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import com.mojang.brigadier.suggestion.SuggestionsBuilder;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.concurrent.CompletableFuture;
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import net.minecraft.commands.CommandSourceStack;
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import net.minecraft.commands.Commands;
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import net.minecraft.commands.SharedSuggestionProvider;
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import net.minecraft.core.BlockPos;
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import net.minecraft.network.chat.Component;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.world.level.Level;
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public class BlockPosArgument implements ArgumentType<Coordinates> {
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private static final Collection<String> EXAMPLES = Arrays.asList("0 0 0", "~ ~ ~", "^ ^ ^", "^1 ^ ^-5", "~0.5 ~1 ~-5");
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public static final SimpleCommandExceptionType ERROR_NOT_LOADED = new SimpleCommandExceptionType(Component.translatable("argument.pos.unloaded"));
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public static final SimpleCommandExceptionType ERROR_OUT_OF_WORLD = new SimpleCommandExceptionType(Component.translatable("argument.pos.outofworld"));
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public static final SimpleCommandExceptionType ERROR_OUT_OF_BOUNDS = new SimpleCommandExceptionType(Component.translatable("argument.pos.outofbounds"));
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public static BlockPosArgument blockPos() {
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return new BlockPosArgument();
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}
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public static BlockPos getLoadedBlockPos(CommandContext<CommandSourceStack> context, String name) throws CommandSyntaxException {
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ServerLevel serverLevel = context.getSource().getLevel();
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return getLoadedBlockPos(context, serverLevel, name);
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}
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public static BlockPos getLoadedBlockPos(CommandContext<CommandSourceStack> context, ServerLevel level, String name) throws CommandSyntaxException {
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BlockPos blockPos = getBlockPos(context, name);
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if (!level.hasChunkAt(blockPos)) {
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throw ERROR_NOT_LOADED.create();
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} else if (!level.isInWorldBounds(blockPos)) {
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throw ERROR_OUT_OF_WORLD.create();
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} else {
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return blockPos;
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}
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}
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public static BlockPos getBlockPos(CommandContext<CommandSourceStack> context, String name) {
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return context.<Coordinates>getArgument(name, Coordinates.class).getBlockPos(context.getSource());
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}
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public static BlockPos getSpawnablePos(CommandContext<CommandSourceStack> context, String name) throws CommandSyntaxException {
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BlockPos blockPos = getBlockPos(context, name);
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if (!Level.isInSpawnableBounds(blockPos)) {
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throw ERROR_OUT_OF_BOUNDS.create();
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} else {
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return blockPos;
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}
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}
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public Coordinates parse(StringReader reader) throws CommandSyntaxException {
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return (Coordinates)(reader.canRead() && reader.peek() == '^' ? LocalCoordinates.parse(reader) : WorldCoordinates.parseInt(reader));
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}
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@Override
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public <S> CompletableFuture<Suggestions> listSuggestions(CommandContext<S> commandContext, SuggestionsBuilder suggestionsBuilder) {
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if (!(commandContext.getSource() instanceof SharedSuggestionProvider)) {
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return Suggestions.empty();
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} else {
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String string = suggestionsBuilder.getRemaining();
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Collection<SharedSuggestionProvider.TextCoordinates> collection;
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if (!string.isEmpty() && string.charAt(0) == '^') {
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collection = Collections.singleton(SharedSuggestionProvider.TextCoordinates.DEFAULT_LOCAL);
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} else {
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collection = ((SharedSuggestionProvider)commandContext.getSource()).getRelevantCoordinates();
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}
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return SharedSuggestionProvider.suggestCoordinates(string, collection, suggestionsBuilder, Commands.createValidator(this::parse));
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}
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}
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@Override
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public Collection<String> getExamples() {
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return EXAMPLES;
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}
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}
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