267 lines
9.5 KiB
Java
267 lines
9.5 KiB
Java
package net.minecraft.world.entity.animal;
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import java.util.Optional;
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import net.minecraft.core.BlockPos;
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import net.minecraft.core.Holder;
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import net.minecraft.core.component.DataComponentGetter;
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import net.minecraft.core.component.DataComponentType;
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import net.minecraft.core.component.DataComponents;
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import net.minecraft.core.registries.Registries;
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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.sounds.SoundEvent;
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import net.minecraft.sounds.SoundEvents;
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import net.minecraft.tags.ItemTags;
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import net.minecraft.util.Mth;
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import net.minecraft.world.DifficultyInstance;
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import net.minecraft.world.damagesource.DamageSource;
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import net.minecraft.world.entity.AgeableMob;
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import net.minecraft.world.entity.Entity;
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import net.minecraft.world.entity.EntityDimensions;
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import net.minecraft.world.entity.EntitySpawnReason;
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import net.minecraft.world.entity.EntityType;
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import net.minecraft.world.entity.LivingEntity;
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import net.minecraft.world.entity.Pose;
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import net.minecraft.world.entity.SpawnGroupData;
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import net.minecraft.world.entity.ai.attributes.AttributeSupplier;
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import net.minecraft.world.entity.ai.attributes.Attributes;
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import net.minecraft.world.entity.ai.goal.BreedGoal;
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import net.minecraft.world.entity.ai.goal.FloatGoal;
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import net.minecraft.world.entity.ai.goal.FollowParentGoal;
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import net.minecraft.world.entity.ai.goal.LookAtPlayerGoal;
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import net.minecraft.world.entity.ai.goal.PanicGoal;
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import net.minecraft.world.entity.ai.goal.RandomLookAroundGoal;
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import net.minecraft.world.entity.ai.goal.TemptGoal;
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import net.minecraft.world.entity.ai.goal.WaterAvoidingRandomStrollGoal;
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import net.minecraft.world.entity.player.Player;
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import net.minecraft.world.entity.variant.SpawnContext;
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import net.minecraft.world.entity.variant.VariantUtils;
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import net.minecraft.world.item.EitherHolder;
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import net.minecraft.world.item.ItemStack;
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import net.minecraft.world.level.Level;
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import net.minecraft.world.level.ServerLevelAccessor;
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import net.minecraft.world.level.block.state.BlockState;
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import net.minecraft.world.level.gameevent.GameEvent;
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import net.minecraft.world.level.pathfinder.PathType;
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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.level.storage.loot.BuiltInLootTables;
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import net.minecraft.world.phys.Vec3;
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import org.jetbrains.annotations.Nullable;
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public class Chicken extends Animal {
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private static final EntityDimensions BABY_DIMENSIONS = EntityType.CHICKEN.getDimensions().scale(0.5F).withEyeHeight(0.2975F);
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private static final EntityDataAccessor<Holder<ChickenVariant>> DATA_VARIANT_ID = SynchedEntityData.defineId(
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Chicken.class, EntityDataSerializers.CHICKEN_VARIANT
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);
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private static final boolean DEFAULT_CHICKEN_JOCKEY = false;
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public float flap;
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public float flapSpeed;
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public float oFlapSpeed;
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public float oFlap;
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public float flapping = 1.0F;
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private float nextFlap = 1.0F;
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public int eggTime;
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public boolean isChickenJockey = false;
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public Chicken(EntityType<? extends Chicken> entityType, Level level) {
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super(entityType, level);
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this.eggTime = this.random.nextInt(6000) + 6000;
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this.setPathfindingMalus(PathType.WATER, 0.0F);
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}
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@Override
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protected void registerGoals() {
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this.goalSelector.addGoal(0, new FloatGoal(this));
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this.goalSelector.addGoal(1, new PanicGoal(this, 1.4));
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this.goalSelector.addGoal(2, new BreedGoal(this, 1.0));
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this.goalSelector.addGoal(3, new TemptGoal(this, 1.0, itemStack -> itemStack.is(ItemTags.CHICKEN_FOOD), false));
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this.goalSelector.addGoal(4, new FollowParentGoal(this, 1.1));
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this.goalSelector.addGoal(5, new WaterAvoidingRandomStrollGoal(this, 1.0));
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this.goalSelector.addGoal(6, new LookAtPlayerGoal(this, Player.class, 6.0F));
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this.goalSelector.addGoal(7, new RandomLookAroundGoal(this));
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}
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@Override
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public EntityDimensions getDefaultDimensions(Pose pose) {
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return this.isBaby() ? BABY_DIMENSIONS : super.getDefaultDimensions(pose);
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}
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public static AttributeSupplier.Builder createAttributes() {
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return Animal.createAnimalAttributes().add(Attributes.MAX_HEALTH, 4.0).add(Attributes.MOVEMENT_SPEED, 0.25);
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}
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@Override
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public void aiStep() {
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super.aiStep();
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this.oFlap = this.flap;
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this.oFlapSpeed = this.flapSpeed;
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this.flapSpeed = this.flapSpeed + (this.onGround() ? -1.0F : 4.0F) * 0.3F;
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this.flapSpeed = Mth.clamp(this.flapSpeed, 0.0F, 1.0F);
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if (!this.onGround() && this.flapping < 1.0F) {
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this.flapping = 1.0F;
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}
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this.flapping *= 0.9F;
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Vec3 vec3 = this.getDeltaMovement();
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if (!this.onGround() && vec3.y < 0.0) {
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this.setDeltaMovement(vec3.multiply(1.0, 0.6, 1.0));
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}
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this.flap = this.flap + this.flapping * 2.0F;
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if (this.level() instanceof ServerLevel serverLevel && this.isAlive() && !this.isBaby() && !this.isChickenJockey() && --this.eggTime <= 0) {
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if (this.dropFromGiftLootTable(serverLevel, BuiltInLootTables.CHICKEN_LAY, this::spawnAtLocation)) {
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this.playSound(SoundEvents.CHICKEN_EGG, 1.0F, (this.random.nextFloat() - this.random.nextFloat()) * 0.2F + 1.0F);
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this.gameEvent(GameEvent.ENTITY_PLACE);
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}
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this.eggTime = this.random.nextInt(6000) + 6000;
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}
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}
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@Override
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protected boolean isFlapping() {
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return this.flyDist > this.nextFlap;
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}
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@Override
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protected void onFlap() {
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this.nextFlap = this.flyDist + this.flapSpeed / 2.0F;
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}
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@Override
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protected SoundEvent getAmbientSound() {
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return SoundEvents.CHICKEN_AMBIENT;
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}
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@Override
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protected SoundEvent getHurtSound(DamageSource damageSource) {
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return SoundEvents.CHICKEN_HURT;
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}
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@Override
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protected SoundEvent getDeathSound() {
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return SoundEvents.CHICKEN_DEATH;
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}
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@Override
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protected void playStepSound(BlockPos pos, BlockState state) {
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this.playSound(SoundEvents.CHICKEN_STEP, 0.15F, 1.0F);
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}
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@Nullable
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public Chicken getBreedOffspring(ServerLevel level, AgeableMob otherParent) {
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Chicken chicken = EntityType.CHICKEN.create(level, EntitySpawnReason.BREEDING);
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if (chicken != null && otherParent instanceof Chicken chicken2) {
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chicken.setVariant(this.random.nextBoolean() ? this.getVariant() : chicken2.getVariant());
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}
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return chicken;
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}
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@Override
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public SpawnGroupData finalizeSpawn(
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ServerLevelAccessor level, DifficultyInstance difficulty, EntitySpawnReason spawnReason, @Nullable SpawnGroupData spawnGroupData
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) {
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VariantUtils.selectVariantToSpawn(SpawnContext.create(level, this.blockPosition()), Registries.CHICKEN_VARIANT).ifPresent(this::setVariant);
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return super.finalizeSpawn(level, difficulty, spawnReason, spawnGroupData);
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}
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@Override
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public boolean isFood(ItemStack stack) {
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return stack.is(ItemTags.CHICKEN_FOOD);
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}
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@Override
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protected int getBaseExperienceReward(ServerLevel level) {
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return this.isChickenJockey() ? 10 : super.getBaseExperienceReward(level);
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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_VARIANT_ID, VariantUtils.getDefaultOrAny(this.registryAccess(), ChickenVariants.TEMPERATE));
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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.isChickenJockey = input.getBooleanOr("IsChickenJockey", false);
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input.getInt("EggLayTime").ifPresent(integer -> this.eggTime = integer);
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VariantUtils.readVariant(input, Registries.CHICKEN_VARIANT).ifPresent(this::setVariant);
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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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output.putBoolean("IsChickenJockey", this.isChickenJockey);
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output.putInt("EggLayTime", this.eggTime);
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VariantUtils.writeVariant(output, this.getVariant());
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}
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public void setVariant(Holder<ChickenVariant> variant) {
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this.entityData.set(DATA_VARIANT_ID, variant);
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}
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public Holder<ChickenVariant> getVariant() {
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return this.entityData.get(DATA_VARIANT_ID);
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}
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@Nullable
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@Override
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public <T> T get(DataComponentType<? extends T> component) {
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return component == DataComponents.CHICKEN_VARIANT
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? castComponentValue((DataComponentType<T>)component, new EitherHolder<>(this.getVariant()))
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: super.get(component);
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}
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@Override
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protected void applyImplicitComponents(DataComponentGetter componentGetter) {
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this.applyImplicitComponentIfPresent(componentGetter, DataComponents.CHICKEN_VARIANT);
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super.applyImplicitComponents(componentGetter);
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}
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@Override
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protected <T> boolean applyImplicitComponent(DataComponentType<T> component, T value) {
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if (component == DataComponents.CHICKEN_VARIANT) {
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Optional<Holder<ChickenVariant>> optional = castComponentValue(DataComponents.CHICKEN_VARIANT, value).unwrap(this.registryAccess());
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if (optional.isPresent()) {
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this.setVariant((Holder<ChickenVariant>)optional.get());
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return true;
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} else {
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return false;
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}
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} else {
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return super.applyImplicitComponent(component, value);
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}
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}
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@Override
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public boolean removeWhenFarAway(double distanceToClosestPlayer) {
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return this.isChickenJockey();
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}
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@Override
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protected void positionRider(Entity passenger, Entity.MoveFunction callback) {
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super.positionRider(passenger, callback);
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if (passenger instanceof LivingEntity) {
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((LivingEntity)passenger).yBodyRot = this.yBodyRot;
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}
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}
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/**
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* Determines if this chicken is a jokey with a zombie riding it.
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*/
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public boolean isChickenJockey() {
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return this.isChickenJockey;
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}
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/**
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* Sets whether this chicken is a jockey or not.
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*/
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public void setChickenJockey(boolean isChickenJockey) {
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this.isChickenJockey = isChickenJockey;
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}
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}
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