minecraft_25w45a_unobfuscated/net/minecraft/world/entity/OminousItemSpawner.java

/*
 * Decompiled with CFR 0.152.
 */
package net.minecraft.world.entity;

import net.minecraft.core.Direction;
import net.minecraft.core.particles.ParticleTypes;
import net.minecraft.network.syncher.EntityDataAccessor;
import net.minecraft.network.syncher.EntityDataSerializers;
import net.minecraft.network.syncher.SynchedEntityData;
import net.minecraft.server.level.ServerLevel;
import net.minecraft.sounds.SoundEvents;
import net.minecraft.sounds.SoundSource;
import net.minecraft.world.damagesource.DamageSource;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.entity.item.ItemEntity;
import net.minecraft.world.entity.projectile.Projectile;
import net.minecraft.world.item.Item;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.item.ProjectileItem;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.gameevent.GameEvent;
import net.minecraft.world.level.material.PushReaction;
import net.minecraft.world.level.storage.ValueInput;
import net.minecraft.world.level.storage.ValueOutput;
import net.minecraft.world.phys.Vec3;

public class OminousItemSpawner
extends Entity {
    private static final int SPAWN_ITEM_DELAY_MIN = 60;
    private static final int SPAWN_ITEM_DELAY_MAX = 120;
    private static final String TAG_SPAWN_ITEM_AFTER_TICKS = "spawn_item_after_ticks";
    private static final String TAG_ITEM = "item";
    private static final EntityDataAccessor<ItemStack> DATA_ITEM = SynchedEntityData.defineId(OminousItemSpawner.class, EntityDataSerializers.ITEM_STACK);
    public static final int TICKS_BEFORE_ABOUT_TO_SPAWN_SOUND = 36;
    private long spawnItemAfterTicks;

    public OminousItemSpawner(EntityType<? extends OminousItemSpawner> type, Level level) {
        super(type, level);
        this.noPhysics = true;
    }

    public static OminousItemSpawner create(Level level, ItemStack item) {
        OminousItemSpawner itemSpawner = new OminousItemSpawner((EntityType<? extends OminousItemSpawner>)EntityType.OMINOUS_ITEM_SPAWNER, level);
        itemSpawner.spawnItemAfterTicks = level.random.nextIntBetweenInclusive(60, 120);
        itemSpawner.setItem(item);
        return itemSpawner;
    }

    @Override
    public void tick() {
        super.tick();
        Level level = this.level();
        if (level instanceof ServerLevel) {
            ServerLevel serverLevel = (ServerLevel)level;
            this.tickServer(serverLevel);
        } else {
            this.tickClient();
        }
    }

    private void tickServer(ServerLevel level) {
        if ((long)this.tickCount == this.spawnItemAfterTicks - 36L) {
            level.playSound(null, this.blockPosition(), SoundEvents.TRIAL_SPAWNER_ABOUT_TO_SPAWN_ITEM, SoundSource.NEUTRAL);
        }
        if ((long)this.tickCount >= this.spawnItemAfterTicks) {
            this.spawnItem();
            this.kill(level);
        }
    }

    private void tickClient() {
        if (this.level().getGameTime() % 5L == 0L) {
            this.addParticles();
        }
    }

    private void spawnItem() {
        Entity spawnedEntity;
        Level level = this.level();
        if (!(level instanceof ServerLevel)) {
            return;
        }
        ServerLevel level2 = (ServerLevel)level;
        ItemStack item = this.getItem();
        if (item.isEmpty()) {
            return;
        }
        Item item2 = item.getItem();
        if (item2 instanceof ProjectileItem) {
            ProjectileItem projectileItem = (ProjectileItem)((Object)item2);
            spawnedEntity = this.spawnProjectile(level2, projectileItem, item);
        } else {
            spawnedEntity = new ItemEntity(level2, this.getX(), this.getY(), this.getZ(), item);
            level2.addFreshEntity(spawnedEntity);
        }
        level2.levelEvent(3021, this.blockPosition(), 1);
        level2.gameEvent(spawnedEntity, GameEvent.ENTITY_PLACE, this.position());
        this.setItem(ItemStack.EMPTY);
    }

    private Entity spawnProjectile(ServerLevel level, ProjectileItem projectileItem, ItemStack item) {
        ProjectileItem.DispenseConfig dispenseConfig = projectileItem.createDispenseConfig();
        dispenseConfig.overrideDispenseEvent().ifPresent(event -> level.levelEvent(event, this.blockPosition(), 0));
        Direction direction = Direction.DOWN;
        Projectile projectile = Projectile.spawnProjectileUsingShoot(projectileItem.asProjectile(level, this.position(), item, direction), level, item, direction.getStepX(), direction.getStepY(), direction.getStepZ(), dispenseConfig.power(), dispenseConfig.uncertainty());
        projectile.setOwner(this);
        return projectile;
    }

    @Override
    protected void defineSynchedData(SynchedEntityData.Builder entityData) {
        entityData.define(DATA_ITEM, ItemStack.EMPTY);
    }

    @Override
    protected void readAdditionalSaveData(ValueInput input) {
        this.setItem(input.read(TAG_ITEM, ItemStack.CODEC).orElse(ItemStack.EMPTY));
        this.spawnItemAfterTicks = input.getLongOr(TAG_SPAWN_ITEM_AFTER_TICKS, 0L);
    }

    @Override
    protected void addAdditionalSaveData(ValueOutput output) {
        if (!this.getItem().isEmpty()) {
            output.store(TAG_ITEM, ItemStack.CODEC, this.getItem());
        }
        output.putLong(TAG_SPAWN_ITEM_AFTER_TICKS, this.spawnItemAfterTicks);
    }

    @Override
    protected boolean canAddPassenger(Entity passenger) {
        return false;
    }

    @Override
    protected boolean couldAcceptPassenger() {
        return false;
    }

    @Override
    protected void addPassenger(Entity passenger) {
        throw new IllegalStateException("Should never addPassenger without checking couldAcceptPassenger()");
    }

    @Override
    public PushReaction getPistonPushReaction() {
        return PushReaction.IGNORE;
    }

    @Override
    public boolean isIgnoringBlockTriggers() {
        return true;
    }

    public void addParticles() {
        Vec3 flyTowards = this.position();
        int particleCount = this.random.nextIntBetweenInclusive(1, 3);
        for (int i = 0; i < particleCount; ++i) {
            double radius = 0.4;
            Vec3 flyFrom = new Vec3(this.getX() + 0.4 * (this.random.nextGaussian() - this.random.nextGaussian()), this.getY() + 0.4 * (this.random.nextGaussian() - this.random.nextGaussian()), this.getZ() + 0.4 * (this.random.nextGaussian() - this.random.nextGaussian()));
            Vec3 randomDirection = flyTowards.vectorTo(flyFrom);
            this.level().addParticle(ParticleTypes.OMINOUS_SPAWNING, flyTowards.x(), flyTowards.y(), flyTowards.z(), randomDirection.x(), randomDirection.y(), randomDirection.z());
        }
    }

    public ItemStack getItem() {
        return this.getEntityData().get(DATA_ITEM);
    }

    private void setItem(ItemStack itemStack) {
        this.getEntityData().set(DATA_ITEM, itemStack);
    }

    @Override
    public final boolean hurtServer(ServerLevel level, DamageSource source, float damage) {
        return false;
    }
}