minecraft-src/net/minecraft/server/commands/data/BlockDataAccessor.java
2025-07-04 01:41:11 +03:00

81 lines
3.3 KiB
Java

package net.minecraft.server.commands.data;
import com.mojang.brigadier.builder.ArgumentBuilder;
import com.mojang.brigadier.context.CommandContext;
import com.mojang.brigadier.exceptions.CommandSyntaxException;
import com.mojang.brigadier.exceptions.SimpleCommandExceptionType;
import java.util.Locale;
import java.util.function.Function;
import net.minecraft.commands.CommandSourceStack;
import net.minecraft.commands.Commands;
import net.minecraft.commands.arguments.NbtPathArgument;
import net.minecraft.commands.arguments.coordinates.BlockPosArgument;
import net.minecraft.core.BlockPos;
import net.minecraft.nbt.CompoundTag;
import net.minecraft.nbt.NbtUtils;
import net.minecraft.nbt.Tag;
import net.minecraft.network.chat.Component;
import net.minecraft.world.level.block.entity.BlockEntity;
import net.minecraft.world.level.block.state.BlockState;
public class BlockDataAccessor implements DataAccessor {
static final SimpleCommandExceptionType ERROR_NOT_A_BLOCK_ENTITY = new SimpleCommandExceptionType(Component.translatable("commands.data.block.invalid"));
public static final Function<String, DataCommands.DataProvider> PROVIDER = string -> new DataCommands.DataProvider() {
@Override
public DataAccessor access(CommandContext<CommandSourceStack> context) throws CommandSyntaxException {
BlockPos blockPos = BlockPosArgument.getLoadedBlockPos(context, string + "Pos");
BlockEntity blockEntity = context.getSource().getLevel().getBlockEntity(blockPos);
if (blockEntity == null) {
throw BlockDataAccessor.ERROR_NOT_A_BLOCK_ENTITY.create();
} else {
return new BlockDataAccessor(blockEntity, blockPos);
}
}
@Override
public ArgumentBuilder<CommandSourceStack, ?> wrap(
ArgumentBuilder<CommandSourceStack, ?> builder, Function<ArgumentBuilder<CommandSourceStack, ?>, ArgumentBuilder<CommandSourceStack, ?>> action
) {
return builder.then(
Commands.literal("block").then((ArgumentBuilder<CommandSourceStack, ?>)action.apply(Commands.argument(string + "Pos", BlockPosArgument.blockPos())))
);
}
};
private final BlockEntity entity;
private final BlockPos pos;
public BlockDataAccessor(BlockEntity entity, BlockPos pos) {
this.entity = entity;
this.pos = pos;
}
@Override
public void setData(CompoundTag other) {
BlockState blockState = this.entity.getLevel().getBlockState(this.pos);
this.entity.loadWithComponents(other, this.entity.getLevel().registryAccess());
this.entity.setChanged();
this.entity.getLevel().sendBlockUpdated(this.pos, blockState, blockState, 3);
}
@Override
public CompoundTag getData() {
return this.entity.saveWithFullMetadata(this.entity.getLevel().registryAccess());
}
@Override
public Component getModifiedSuccess() {
return Component.translatable("commands.data.block.modified", this.pos.getX(), this.pos.getY(), this.pos.getZ());
}
@Override
public Component getPrintSuccess(Tag nbt) {
return Component.translatable("commands.data.block.query", this.pos.getX(), this.pos.getY(), this.pos.getZ(), NbtUtils.toPrettyComponent(nbt));
}
@Override
public Component getPrintSuccess(NbtPathArgument.NbtPath path, double scale, int value) {
return Component.translatable(
"commands.data.block.get", path.asString(), this.pos.getX(), this.pos.getY(), this.pos.getZ(), String.format(Locale.ROOT, "%.2f", scale), value
);
}
}