AkarinMC/src/main/java/net/minecraft/server/EntityCreeper.java

package net.minecraft.server;

import java.util.Collection;
import java.util.Iterator;
import javax.annotation.Nullable;
// CraftBukkit start
import org.bukkit.craftbukkit.event.CraftEventFactory;
import org.bukkit.event.entity.ExplosionPrimeEvent;
// CraftBukkit end

public class EntityCreeper extends EntityMonster {

    private static final DataWatcherObject<Integer> a = DataWatcher.a(EntityCreeper.class, DataWatcherRegistry.b);
    private static final DataWatcherObject<Boolean> b = DataWatcher.a(EntityCreeper.class, DataWatcherRegistry.i);
    private static final DataWatcherObject<Boolean> c = DataWatcher.a(EntityCreeper.class, DataWatcherRegistry.i);private static final DataWatcherObject<Boolean> isIgnitedDW = c; // Paper OBFHELPER
    private int bC;
    public int fuseTicks; // Paper - public
    public int maxFuseTicks = 30;
    public int explosionRadius = 3;
    private int bG;

    public EntityCreeper(World world) {
        super(EntityTypes.CREEPER, world);
        this.setSize(0.6F, 1.7F);
    }

    protected void n() {
        this.goalSelector.a(1, new PathfinderGoalFloat(this));
        this.goalSelector.a(2, new PathfinderGoalSwell(this));
        this.goalSelector.a(3, new PathfinderGoalAvoidTarget<>(this, EntityOcelot.class, 6.0F, 1.0D, 1.2D));
        this.goalSelector.a(4, new PathfinderGoalMeleeAttack(this, 1.0D, false));
        this.goalSelector.a(5, new PathfinderGoalRandomStrollLand(this, 0.8D));
        this.goalSelector.a(6, new PathfinderGoalLookAtPlayer(this, EntityHuman.class, 8.0F));
        this.goalSelector.a(6, new PathfinderGoalRandomLookaround(this));
        this.targetSelector.a(1, new PathfinderGoalNearestAttackableTarget<>(this, EntityHuman.class, true));
        this.targetSelector.a(2, new PathfinderGoalHurtByTarget(this, false, new Class[0]));
    }

    protected void initAttributes() {
        super.initAttributes();
        this.getAttributeInstance(GenericAttributes.MOVEMENT_SPEED).setValue(0.25D);
    }

    public int bn() {
        return this.getGoalTarget() == null ? 3 : 3 + (int) (this.getHealth() - 1.0F);
    }

    public void c(float f, float f1) {
        super.c(f, f1);
        this.fuseTicks = (int) ((float) this.fuseTicks + f * 1.5F);
        if (this.fuseTicks > this.maxFuseTicks - 5) {
            this.fuseTicks = this.maxFuseTicks - 5;
        }

    }

    protected void x_() {
        super.x_();
        this.datawatcher.register(EntityCreeper.a, -1);
        this.datawatcher.register(EntityCreeper.b, false);
        this.datawatcher.register(EntityCreeper.c, false);
    }

    public void b(NBTTagCompound nbttagcompound) {
        super.b(nbttagcompound);
        if ((Boolean) this.datawatcher.get(EntityCreeper.b)) {
            nbttagcompound.setBoolean("powered", true);
        }

        nbttagcompound.setShort("Fuse", (short) this.maxFuseTicks);
        nbttagcompound.setByte("ExplosionRadius", (byte) this.explosionRadius);
        nbttagcompound.setBoolean("ignited", this.isIgnited());
    }

    public void a(NBTTagCompound nbttagcompound) {
        super.a(nbttagcompound);
        this.datawatcher.set(EntityCreeper.b, nbttagcompound.getBoolean("powered"));
        if (nbttagcompound.hasKeyOfType("Fuse", 99)) {
            this.maxFuseTicks = nbttagcompound.getShort("Fuse");
        }

        if (nbttagcompound.hasKeyOfType("ExplosionRadius", 99)) {
            this.explosionRadius = nbttagcompound.getByte("ExplosionRadius");
        }

        if (nbttagcompound.getBoolean("ignited")) {
            this.dB();
        }

    }

    public void tick() {
        if (this.isAlive()) {
            this.bC = this.fuseTicks;
            if (this.isIgnited()) {
                this.a(1);
            }

            int i = this.dz();

            if (i > 0 && this.fuseTicks == 0) {
                this.a(SoundEffects.ENTITY_CREEPER_PRIMED, 1.0F, 0.5F);
            }

            this.fuseTicks += i;
            if (this.fuseTicks < 0) {
                this.fuseTicks = 0;
            }

            if (this.fuseTicks >= this.maxFuseTicks) {
                this.fuseTicks = this.maxFuseTicks;
                this.dE();
            }
        }

        super.tick();
    }

    protected SoundEffect d(DamageSource damagesource) {
        return SoundEffects.ENTITY_CREEPER_HURT;
    }

    protected SoundEffect cs() {
        return SoundEffects.ENTITY_CREEPER_DEATH;
    }

    public void die(DamageSource damagesource) {
        // super.die(damagesource); // CraftBukkit - Moved to end
        if (this.world.getGameRules().getBoolean("doMobLoot")) {
            if (damagesource.getEntity() instanceof EntitySkeleton) {
                this.a((IMaterial) ItemRecord.a(this.random));
            } else if (damagesource.getEntity() instanceof EntityCreeper && damagesource.getEntity() != this && ((EntityCreeper) damagesource.getEntity()).isPowered() && ((EntityCreeper) damagesource.getEntity()).canCauseHeadDrop()) {
                ((EntityCreeper) damagesource.getEntity()).setCausedHeadDrop();
                this.a((IMaterial) Items.CREEPER_HEAD);
            }
        }
        super.die(damagesource); // CraftBukkit - Moved from above

    }

    public boolean B(Entity entity) {
        return true;
    }

    public boolean isPowered() {
        return (Boolean) this.datawatcher.get(EntityCreeper.b);
    }

    @Nullable
    protected MinecraftKey getDefaultLootTable() {
        return LootTables.x;
    }

    public int dz() {
        return (Integer) this.datawatcher.get(EntityCreeper.a);
    }

    public void a(int i) {
        this.datawatcher.set(EntityCreeper.a, i);
    }

    public void onLightningStrike(EntityLightning entitylightning) {
        super.onLightningStrike(entitylightning);
        // CraftBukkit start
        if (CraftEventFactory.callCreeperPowerEvent(this, entitylightning, org.bukkit.event.entity.CreeperPowerEvent.PowerCause.LIGHTNING).isCancelled()) {
            return;
        }

        this.setPowered(true);
    }

    public void setPowered(boolean powered) {
        this.datawatcher.set(EntityCreeper.b, powered);
    }
    // CraftBukkit end

    protected boolean a(EntityHuman entityhuman, EnumHand enumhand) {
        ItemStack itemstack = entityhuman.b(enumhand);

        if (itemstack.getItem() == Items.FLINT_AND_STEEL) {
            this.world.a(entityhuman, this.locX, this.locY, this.locZ, SoundEffects.ITEM_FLINTANDSTEEL_USE, this.bV(), 1.0F, this.random.nextFloat() * 0.4F + 0.8F);
            entityhuman.a(enumhand);
            if (!this.world.isClientSide) {
                this.dB();
                itemstack.damage(1, entityhuman);
                return true;
            }
        }

        return super.a(entityhuman, enumhand);
    }

    public void explode() { this.dE(); } // Paper - OBFHELPER
    private void dE() {
        if (!this.world.isClientSide) {
            boolean flag = this.world.getGameRules().getBoolean("mobGriefing");
            float f = this.isPowered() ? 2.0F : 1.0F;

            // CraftBukkit start
            ExplosionPrimeEvent event = new ExplosionPrimeEvent(this.getBukkitEntity(), this.explosionRadius * f, false);
            this.world.getServer().getPluginManager().callEvent(event);
            if (!event.isCancelled()) {
                this.killed = true;
                this.world.createExplosion(this, this.locX, this.locY, this.locZ, event.getRadius(), event.getFire(), flag);
                this.die();
                this.createEffectCloud();
            } else {
                fuseTicks = 0;
                this.datawatcher.set(isIgnitedDW, Boolean.valueOf(false)); // Paper
            }
            // CraftBukkit end
        }

    }

    private void createEffectCloud() {
        Collection<MobEffect> collection = this.getEffects();

        if (!collection.isEmpty() && !world.paperConfig.disableCreeperLingeringEffect) { // Paper
            EntityAreaEffectCloud entityareaeffectcloud = new EntityAreaEffectCloud(this.world, this.locX, this.locY, this.locZ);

            entityareaeffectcloud.setSource(this); // CraftBukkit
            entityareaeffectcloud.setRadius(2.5F);
            entityareaeffectcloud.setRadiusOnUse(-0.5F);
            entityareaeffectcloud.setWaitTime(10);
            entityareaeffectcloud.setDuration(entityareaeffectcloud.getDuration() / 2);
            entityareaeffectcloud.setRadiusPerTick(-entityareaeffectcloud.getRadius() / (float) entityareaeffectcloud.getDuration());
            Iterator iterator = collection.iterator();

            while (iterator.hasNext()) {
                MobEffect mobeffect = (MobEffect) iterator.next();

                entityareaeffectcloud.a(new MobEffect(mobeffect));
            }

            this.world.addEntity(entityareaeffectcloud);
        }

    }

    public boolean isIgnited() {
        return (Boolean) this.datawatcher.get(EntityCreeper.c);
    }

    // Paper start
    public void setIgnited(boolean ignited) {
        if (isIgnited() != ignited) {
            com.destroystokyo.paper.event.entity.CreeperIgniteEvent event = new com.destroystokyo.paper.event.entity.CreeperIgniteEvent((org.bukkit.entity.Creeper) getBukkitEntity(), ignited);
            if (event.callEvent()) {
                this.datawatcher.set(EntityCreeper.c, event.isIgnited());
            }
        }
    }

    public void dB() {
        setIgnited(true);
        // Paper end
    }

    public boolean canCauseHeadDrop() {
        return this.bG < 1 && this.world.getGameRules().getBoolean("doMobLoot");
    }

    public void setCausedHeadDrop() {
        ++this.bG;
    }
}