146 lines
4.7 KiB
Java
146 lines
4.7 KiB
Java
package net.minecraft.world.entity.vehicle;
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import net.minecraft.commands.CommandSourceStack;
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import net.minecraft.network.chat.CommonComponents;
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import net.minecraft.network.chat.Component;
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import net.minecraft.network.syncher.EntityDataAccessor;
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import net.minecraft.network.syncher.EntityDataSerializers;
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import net.minecraft.network.syncher.SynchedEntityData;
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import net.minecraft.server.level.ServerLevel;
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import net.minecraft.world.InteractionHand;
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import net.minecraft.world.InteractionResult;
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import net.minecraft.world.entity.EntityType;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.item.Item;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.item.Items;
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import net.minecraft.world.level.BaseCommandBlock;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.block.Blocks;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.storage.ValueInput;
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import net.minecraft.world.level.storage.ValueOutput;
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import net.minecraft.world.phys.Vec3;
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public class MinecartCommandBlock extends AbstractMinecart {
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static final EntityDataAccessor<String> DATA_ID_COMMAND_NAME = SynchedEntityData.defineId(MinecartCommandBlock.class, EntityDataSerializers.STRING);
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static final EntityDataAccessor<Component> DATA_ID_LAST_OUTPUT = SynchedEntityData.defineId(MinecartCommandBlock.class, EntityDataSerializers.COMPONENT);
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private final BaseCommandBlock commandBlock = new MinecartCommandBlock.MinecartCommandBase();
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private static final int ACTIVATION_DELAY = 4;
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/**
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* Cooldown before command block logic runs again in ticks
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*/
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private int lastActivated;
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public MinecartCommandBlock(EntityType<? extends MinecartCommandBlock> entityType, Level level) {
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super(entityType, level);
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}
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@Override
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protected Item getDropItem() {
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return Items.MINECART;
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}
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@Override
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public ItemStack getPickResult() {
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return new ItemStack(Items.COMMAND_BLOCK_MINECART);
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}
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@Override
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protected void defineSynchedData(SynchedEntityData.Builder builder) {
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super.defineSynchedData(builder);
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builder.define(DATA_ID_COMMAND_NAME, "");
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builder.define(DATA_ID_LAST_OUTPUT, CommonComponents.EMPTY);
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}
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@Override
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protected void readAdditionalSaveData(ValueInput input) {
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super.readAdditionalSaveData(input);
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this.commandBlock.load(input);
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this.getEntityData().set(DATA_ID_COMMAND_NAME, this.getCommandBlock().getCommand());
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this.getEntityData().set(DATA_ID_LAST_OUTPUT, this.getCommandBlock().getLastOutput());
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}
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@Override
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protected void addAdditionalSaveData(ValueOutput output) {
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super.addAdditionalSaveData(output);
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this.commandBlock.save(output);
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}
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@Override
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public BlockState getDefaultDisplayBlockState() {
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return Blocks.COMMAND_BLOCK.defaultBlockState();
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}
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public BaseCommandBlock getCommandBlock() {
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return this.commandBlock;
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}
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@Override
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public void activateMinecart(int x, int y, int z, boolean powered) {
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if (powered && this.tickCount - this.lastActivated >= 4) {
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this.getCommandBlock().performCommand(this.level());
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this.lastActivated = this.tickCount;
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}
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}
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@Override
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public InteractionResult interact(Player player, InteractionHand hand) {
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return this.commandBlock.usedBy(player);
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}
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@Override
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public void onSyncedDataUpdated(EntityDataAccessor<?> dataAccessor) {
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super.onSyncedDataUpdated(dataAccessor);
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if (DATA_ID_LAST_OUTPUT.equals(dataAccessor)) {
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try {
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this.commandBlock.setLastOutput(this.getEntityData().get(DATA_ID_LAST_OUTPUT));
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} catch (Throwable var3) {
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}
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} else if (DATA_ID_COMMAND_NAME.equals(dataAccessor)) {
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this.commandBlock.setCommand(this.getEntityData().get(DATA_ID_COMMAND_NAME));
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}
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}
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public class MinecartCommandBase extends BaseCommandBlock {
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@Override
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public ServerLevel getLevel() {
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return (ServerLevel)MinecartCommandBlock.this.level();
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}
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@Override
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public void onUpdated() {
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MinecartCommandBlock.this.getEntityData().set(MinecartCommandBlock.DATA_ID_COMMAND_NAME, this.getCommand());
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MinecartCommandBlock.this.getEntityData().set(MinecartCommandBlock.DATA_ID_LAST_OUTPUT, this.getLastOutput());
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}
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@Override
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public Vec3 getPosition() {
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return MinecartCommandBlock.this.position();
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}
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public MinecartCommandBlock getMinecart() {
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return MinecartCommandBlock.this;
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}
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@Override
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public CommandSourceStack createCommandSourceStack() {
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return new CommandSourceStack(
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this,
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MinecartCommandBlock.this.position(),
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MinecartCommandBlock.this.getRotationVector(),
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this.getLevel(),
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2,
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this.getName().getString(),
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MinecartCommandBlock.this.getDisplayName(),
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this.getLevel().getServer(),
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MinecartCommandBlock.this
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);
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}
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@Override
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public boolean isValid() {
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return !MinecartCommandBlock.this.isRemoved();
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}
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}
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}
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