Code/net/minecraft/world/level/block/entity/EnderChestBlockEntity.java

package net.minecraft.world.level.block.entity;

import net.minecraft.core.BlockPos;
import net.minecraft.sounds.SoundEvents;
import net.minecraft.sounds.SoundSource;
import net.minecraft.world.Container;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.block.Blocks;
import net.minecraft.world.level.block.state.BlockState;

public class EnderChestBlockEntity extends BlockEntity implements LidBlockEntity {
    private final ChestLidController chestLidController = new ChestLidController();
    private final ContainerOpenersCounter openersCounter = new ContainerOpenersCounter() {
        @Override
        protected void onOpen(Level p_155531_, BlockPos p_155532_, BlockState p_155533_) {
            p_155531_.playSound(
                null,
                p_155532_.getX() + 0.5,
                p_155532_.getY() + 0.5,
                p_155532_.getZ() + 0.5,
                SoundEvents.ENDER_CHEST_OPEN,
                SoundSource.BLOCKS,
                0.5F,
                p_155531_.random.nextFloat() * 0.1F + 0.9F
            );
        }

        @Override
        protected void onClose(Level p_155541_, BlockPos p_155542_, BlockState p_155543_) {
            p_155541_.playSound(
                null,
                p_155542_.getX() + 0.5,
                p_155542_.getY() + 0.5,
                p_155542_.getZ() + 0.5,
                SoundEvents.ENDER_CHEST_CLOSE,
                SoundSource.BLOCKS,
                0.5F,
                p_155541_.random.nextFloat() * 0.1F + 0.9F
            );
        }

        @Override
        protected void openerCountChanged(Level p_155535_, BlockPos p_155536_, BlockState p_155537_, int p_155538_, int p_155539_) {
            p_155535_.blockEvent(EnderChestBlockEntity.this.worldPosition, Blocks.ENDER_CHEST, 1, p_155539_);
        }

        @Override
        protected boolean isOwnContainer(Player p_155529_) {
            return p_155529_.getEnderChestInventory().isActiveChest(EnderChestBlockEntity.this);
        }
    };

    public EnderChestBlockEntity(BlockPos p_155513_, BlockState p_155514_) {
        super(BlockEntityType.ENDER_CHEST, p_155513_, p_155514_);
    }

    public static void lidAnimateTick(Level p_155518_, BlockPos p_155519_, BlockState p_155520_, EnderChestBlockEntity p_155521_) {
        p_155521_.chestLidController.tickLid();
    }

    @Override
    public boolean triggerEvent(int p_59285_, int p_59286_) {
        if (p_59285_ == 1) {
            this.chestLidController.shouldBeOpen(p_59286_ > 0);
            return true;
        } else {
            return super.triggerEvent(p_59285_, p_59286_);
        }
    }

    public void startOpen(Player p_155516_) {
        if (!this.remove && !p_155516_.isSpectator()) {
            this.openersCounter.incrementOpeners(p_155516_, this.getLevel(), this.getBlockPos(), this.getBlockState());
        }
    }

    public void stopOpen(Player p_155523_) {
        if (!this.remove && !p_155523_.isSpectator()) {
            this.openersCounter.decrementOpeners(p_155523_, this.getLevel(), this.getBlockPos(), this.getBlockState());
        }
    }

    public boolean stillValid(Player p_59283_) {
        return Container.stillValidBlockEntity(this, p_59283_);
    }

    public void recheckOpen() {
        if (!this.remove) {
            this.openersCounter.recheckOpeners(this.getLevel(), this.getBlockPos(), this.getBlockState());
        }
    }

    @Override
    public float getOpenNess(float p_59281_) {
        return this.chestLidController.getOpenness(p_59281_);
    }
}