221 lines
9.8 KiB
Java
221 lines
9.8 KiB
Java
package net.minecraft.world.level.block;
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import com.mojang.logging.LogUtils;
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import com.mojang.serialization.Codec;
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import com.mojang.serialization.MapCodec;
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import com.mojang.serialization.codecs.RecordCodecBuilder;
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import com.mojang.serialization.codecs.RecordCodecBuilder.Instance;
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import javax.annotation.Nullable;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Direction;
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import net.minecraft.core.component.DataComponents;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.util.RandomSource;
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import net.minecraft.util.StringUtil;
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import net.minecraft.world.InteractionResult;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.item.context.BlockPlaceContext;
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import net.minecraft.world.level.BaseCommandBlock;
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import net.minecraft.world.level.GameRules;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.block.entity.BlockEntity;
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import net.minecraft.world.level.block.entity.CommandBlockEntity;
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import net.minecraft.world.level.block.state.BlockBehaviour;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.block.state.StateDefinition;
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import net.minecraft.world.level.block.state.properties.BlockStateProperties;
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import net.minecraft.world.level.block.state.properties.BooleanProperty;
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import net.minecraft.world.level.block.state.properties.EnumProperty;
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import net.minecraft.world.level.redstone.Orientation;
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import net.minecraft.world.phys.BlockHitResult;
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import org.slf4j.Logger;
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public class CommandBlock extends BaseEntityBlock implements GameMasterBlock {
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public static final MapCodec<CommandBlock> CODEC = RecordCodecBuilder.mapCodec(
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p_360421_ -> p_360421_.group(Codec.BOOL.fieldOf("automatic").forGetter(p_311238_ -> p_311238_.automatic), propertiesCodec())
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.apply(p_360421_, CommandBlock::new)
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);
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private static final Logger LOGGER = LogUtils.getLogger();
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public static final EnumProperty<Direction> FACING = DirectionalBlock.FACING;
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public static final BooleanProperty CONDITIONAL = BlockStateProperties.CONDITIONAL;
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private final boolean automatic;
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@Override
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public MapCodec<CommandBlock> codec() {
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return CODEC;
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}
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public CommandBlock(boolean p_153081_, BlockBehaviour.Properties p_153080_) {
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super(p_153080_);
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this.registerDefaultState(this.stateDefinition.any().setValue(FACING, Direction.NORTH).setValue(CONDITIONAL, false));
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this.automatic = p_153081_;
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}
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@Override
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public BlockEntity newBlockEntity(BlockPos p_153083_, BlockState p_153084_) {
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CommandBlockEntity commandblockentity = new CommandBlockEntity(p_153083_, p_153084_);
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commandblockentity.setAutomatic(this.automatic);
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return commandblockentity;
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}
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@Override
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protected void neighborChanged(BlockState p_51838_, Level p_51839_, BlockPos p_51840_, Block p_51841_, @Nullable Orientation p_361911_, boolean p_51843_) {
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if (!p_51839_.isClientSide) {
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if (p_51839_.getBlockEntity(p_51840_) instanceof CommandBlockEntity commandblockentity) {
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this.setPoweredAndUpdate(p_51839_, p_51840_, commandblockentity, p_51839_.hasNeighborSignal(p_51840_));
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}
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}
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}
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private void setPoweredAndUpdate(Level p_365801_, BlockPos p_368914_, CommandBlockEntity p_368404_, boolean p_362448_) {
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boolean flag = p_368404_.isPowered();
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if (p_362448_ != flag) {
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p_368404_.setPowered(p_362448_);
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if (p_362448_) {
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if (p_368404_.isAutomatic() || p_368404_.getMode() == CommandBlockEntity.Mode.SEQUENCE) {
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return;
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}
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p_368404_.markConditionMet();
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p_365801_.scheduleTick(p_368914_, this, 1);
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}
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}
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}
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@Override
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protected void tick(BlockState p_221005_, ServerLevel p_221006_, BlockPos p_221007_, RandomSource p_221008_) {
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if (p_221006_.getBlockEntity(p_221007_) instanceof CommandBlockEntity commandblockentity) {
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BaseCommandBlock basecommandblock = commandblockentity.getCommandBlock();
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boolean flag = !StringUtil.isNullOrEmpty(basecommandblock.getCommand());
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CommandBlockEntity.Mode commandblockentity$mode = commandblockentity.getMode();
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boolean flag1 = commandblockentity.wasConditionMet();
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if (commandblockentity$mode == CommandBlockEntity.Mode.AUTO) {
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commandblockentity.markConditionMet();
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if (flag1) {
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this.execute(p_221005_, p_221006_, p_221007_, basecommandblock, flag);
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} else if (commandblockentity.isConditional()) {
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basecommandblock.setSuccessCount(0);
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}
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if (commandblockentity.isPowered() || commandblockentity.isAutomatic()) {
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p_221006_.scheduleTick(p_221007_, this, 1);
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}
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} else if (commandblockentity$mode == CommandBlockEntity.Mode.REDSTONE) {
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if (flag1) {
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this.execute(p_221005_, p_221006_, p_221007_, basecommandblock, flag);
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} else if (commandblockentity.isConditional()) {
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basecommandblock.setSuccessCount(0);
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}
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}
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p_221006_.updateNeighbourForOutputSignal(p_221007_, this);
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}
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}
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private void execute(BlockState p_51832_, ServerLevel p_369285_, BlockPos p_51834_, BaseCommandBlock p_51835_, boolean p_51836_) {
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if (p_51836_) {
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p_51835_.performCommand(p_369285_);
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} else {
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p_51835_.setSuccessCount(0);
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}
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executeChain(p_369285_, p_51834_, p_51832_.getValue(FACING));
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}
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@Override
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protected InteractionResult useWithoutItem(BlockState p_51825_, Level p_51826_, BlockPos p_51827_, Player p_51828_, BlockHitResult p_51830_) {
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BlockEntity blockentity = p_51826_.getBlockEntity(p_51827_);
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if (blockentity instanceof CommandBlockEntity && p_51828_.canUseGameMasterBlocks()) {
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p_51828_.openCommandBlock((CommandBlockEntity)blockentity);
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return InteractionResult.SUCCESS;
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} else {
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return InteractionResult.PASS;
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}
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}
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@Override
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protected boolean hasAnalogOutputSignal(BlockState p_51814_) {
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return true;
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}
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@Override
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protected int getAnalogOutputSignal(BlockState p_51821_, Level p_51822_, BlockPos p_51823_) {
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BlockEntity blockentity = p_51822_.getBlockEntity(p_51823_);
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return blockentity instanceof CommandBlockEntity ? ((CommandBlockEntity)blockentity).getCommandBlock().getSuccessCount() : 0;
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}
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@Override
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public void setPlacedBy(Level p_51804_, BlockPos p_51805_, BlockState p_51806_, LivingEntity p_51807_, ItemStack p_51808_) {
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if (p_51804_.getBlockEntity(p_51805_) instanceof CommandBlockEntity commandblockentity) {
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BaseCommandBlock $$8 = commandblockentity.getCommandBlock();
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if (p_51804_ instanceof ServerLevel serverlevel) {
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if (!p_51808_.has(DataComponents.BLOCK_ENTITY_DATA)) {
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$$8.setTrackOutput(serverlevel.getGameRules().getBoolean(GameRules.RULE_SENDCOMMANDFEEDBACK));
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commandblockentity.setAutomatic(this.automatic);
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}
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boolean flag = p_51804_.hasNeighborSignal(p_51805_);
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this.setPoweredAndUpdate(p_51804_, p_51805_, commandblockentity, flag);
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}
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}
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}
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@Override
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protected BlockState rotate(BlockState p_51848_, Rotation p_51849_) {
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return p_51848_.setValue(FACING, p_51849_.rotate(p_51848_.getValue(FACING)));
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}
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@Override
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protected BlockState mirror(BlockState p_51845_, Mirror p_51846_) {
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return p_51845_.rotate(p_51846_.getRotation(p_51845_.getValue(FACING)));
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}
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@Override
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protected void createBlockStateDefinition(StateDefinition.Builder<Block, BlockState> p_51851_) {
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p_51851_.add(FACING, CONDITIONAL);
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}
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@Override
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public BlockState getStateForPlacement(BlockPlaceContext p_51800_) {
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return this.defaultBlockState().setValue(FACING, p_51800_.getNearestLookingDirection().getOpposite());
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}
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private static void executeChain(ServerLevel p_365531_, BlockPos p_51811_, Direction p_51812_) {
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BlockPos.MutableBlockPos blockpos$mutableblockpos = p_51811_.mutable();
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GameRules gamerules = p_365531_.getGameRules();
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int i = gamerules.getInt(GameRules.RULE_MAX_COMMAND_CHAIN_LENGTH);
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while (i-- > 0) {
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blockpos$mutableblockpos.move(p_51812_);
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BlockState blockstate = p_365531_.getBlockState(blockpos$mutableblockpos);
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Block block = blockstate.getBlock();
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if (!blockstate.is(Blocks.CHAIN_COMMAND_BLOCK)
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|| !(p_365531_.getBlockEntity(blockpos$mutableblockpos) instanceof CommandBlockEntity commandblockentity)
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|| commandblockentity.getMode() != CommandBlockEntity.Mode.SEQUENCE) {
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break;
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}
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if (commandblockentity.isPowered() || commandblockentity.isAutomatic()) {
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BaseCommandBlock basecommandblock = commandblockentity.getCommandBlock();
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if (commandblockentity.markConditionMet()) {
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if (!basecommandblock.performCommand(p_365531_)) {
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break;
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}
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p_365531_.updateNeighbourForOutputSignal(blockpos$mutableblockpos, block);
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} else if (commandblockentity.isConditional()) {
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basecommandblock.setSuccessCount(0);
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}
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}
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p_51812_ = blockstate.getValue(FACING);
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}
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if (i <= 0) {
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int j = Math.max(gamerules.getInt(GameRules.RULE_MAX_COMMAND_CHAIN_LENGTH), 0);
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LOGGER.warn("Command Block chain tried to execute more than {} steps!", j);
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}
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}
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} |