package net.minecraft.world.entity.monster.hoglin;

import com.google.common.annotations.VisibleForTesting;
import java.util.List;
import net.minecraft.core.BlockPos;
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.SoundEvent;
import net.minecraft.sounds.SoundEvents;
import net.minecraft.sounds.SoundSource;
import net.minecraft.tags.ItemTags;
import net.minecraft.util.RandomSource;
import net.minecraft.util.profiling.Profiler;
import net.minecraft.util.profiling.ProfilerFiller;
import net.minecraft.world.DifficultyInstance;
import net.minecraft.world.InteractionHand;
import net.minecraft.world.InteractionResult;
import net.minecraft.world.attribute.EnvironmentAttributes;
import net.minecraft.world.damagesource.DamageSource;
import net.minecraft.world.effect.MobEffectInstance;
import net.minecraft.world.effect.MobEffects;
import net.minecraft.world.entity.AgeableMob;
import net.minecraft.world.entity.ConversionParams;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityAttachment;
import net.minecraft.world.entity.EntityAttachments;
import net.minecraft.world.entity.EntityDimensions;
import net.minecraft.world.entity.EntitySpawnReason;
import net.minecraft.world.entity.EntityType;
import net.minecraft.world.entity.EntityTypes;
import net.minecraft.world.entity.LivingEntity;
import net.minecraft.world.entity.Pose;
import net.minecraft.world.entity.SpawnGroupData;
import net.minecraft.world.entity.ai.Brain;
import net.minecraft.world.entity.ai.attributes.AttributeSupplier;
import net.minecraft.world.entity.ai.attributes.Attributes;
import net.minecraft.world.entity.ai.sensing.SensorType;
import net.minecraft.world.entity.animal.Animal;
import net.minecraft.world.entity.monster.Enemy;
import net.minecraft.world.entity.monster.Monster;
import net.minecraft.world.entity.player.Player;
import net.minecraft.world.item.ItemStack;
import net.minecraft.world.level.Level;
import net.minecraft.world.level.LevelAccessor;
import net.minecraft.world.level.LevelReader;
import net.minecraft.world.level.ServerLevelAccessor;
import net.minecraft.world.level.block.Blocks;
import net.minecraft.world.level.block.state.BlockState;
import net.minecraft.world.level.storage.ValueInput;
import net.minecraft.world.level.storage.ValueOutput;
import org.jspecify.annotations.Nullable;

public class Hoglin extends Animal implements Enemy, HoglinBase {
	private static final EntityDataAccessor<Boolean> DATA_IMMUNE_TO_ZOMBIFICATION = SynchedEntityData.defineId(Hoglin.class, EntityDataSerializers.BOOLEAN);
	private static final EntityDimensions BABY_DIMENSIONS = EntityDimensions.scalable(0.75F, 0.85F)
		.withEyeHeight(0.625F)
		.withAttachments(EntityAttachments.builder().attach(EntityAttachment.PASSENGER, 0.0F, 0.875F, 0.0F));
	private static final int MAX_HEALTH = 40;
	private static final float MOVEMENT_SPEED_WHEN_FIGHTING = 0.3F;
	private static final int ATTACK_KNOCKBACK = 1;
	private static final float KNOCKBACK_RESISTANCE = 0.6F;
	private static final int ATTACK_DAMAGE = 6;
	private static final float BABY_ATTACK_DAMAGE = 0.5F;
	private static final boolean DEFAULT_IMMUNE_TO_ZOMBIFICATION = false;
	private static final int DEFAULT_TIME_IN_OVERWORLD = 0;
	private static final boolean DEFAULT_CANNOT_BE_HUNTED = false;
	public static final int CONVERSION_TIME = 300;
	private int attackAnimationRemainingTicks;
	private int timeInOverworld = 0;
	private boolean cannotBeHunted = false;
	private static final Brain.Provider<Hoglin> BRAIN_PROVIDER = Brain.provider(
		List.of(SensorType.NEAREST_LIVING_ENTITIES, SensorType.NEAREST_PLAYERS, SensorType.NEAREST_ADULT, SensorType.HOGLIN_SPECIFIC_SENSOR),
		var0 -> HoglinAi.getActivities()
	);

	public Hoglin(final EntityType<? extends Hoglin> type, final Level level) {
		super(type, level);
		this.xpReward = 5;
	}

	@VisibleForTesting
	public void setTimeInOverworld(final int timeInOverworld) {
		this.timeInOverworld = timeInOverworld;
	}

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

	public static AttributeSupplier.Builder createAttributes() {
		return Monster.createMonsterAttributes()
			.add(Attributes.MAX_HEALTH, 40.0)
			.add(Attributes.MOVEMENT_SPEED, 0.3F)
			.add(Attributes.KNOCKBACK_RESISTANCE, 0.6F)
			.add(Attributes.ATTACK_KNOCKBACK, 1.0)
			.add(Attributes.ATTACK_DAMAGE, 6.0);
	}

	@Override
	public boolean doHurtTarget(final ServerLevel level, final Entity target) {
		if (target instanceof LivingEntity livingEntity) {
			this.attackAnimationRemainingTicks = 10;
			this.level().broadcastEntityEvent(this, (byte)4);
			this.makeSound(SoundEvents.HOGLIN_ATTACK);
			HoglinAi.onHitTarget(this, livingEntity);
			return HoglinBase.hurtAndThrowTarget(level, this, livingEntity);
		} else {
			return false;
		}
	}

	@Override
	protected void blockedByItem(final LivingEntity defender, final DamageSource source, final float damage) {
		if (this.isAdult()) {
			HoglinBase.throwTarget(this, defender);
		}
	}

	@Override
	public boolean hurtServer(final ServerLevel level, final DamageSource source, final float damage) {
		boolean wasHurt = super.hurtServer(level, source, damage);
		if (wasHurt && source.getEntity() instanceof LivingEntity sourceEntity) {
			HoglinAi.wasHurtBy(level, this, sourceEntity);
		}

		return wasHurt;
	}

	@Override
	protected Brain<Hoglin> makeBrain(final Brain.Packed packedBrain) {
		return BRAIN_PROVIDER.makeBrain(this, packedBrain);
	}

	@Override
	public Brain<Hoglin> getBrain() {
		return super.getBrain();
	}

	@Override
	protected void customServerAiStep(final ServerLevel level) {
		ProfilerFiller profiler = Profiler.get();
		profiler.push("hoglinBrain");
		this.getBrain().tick(level, this);
		profiler.pop();
		HoglinAi.updateActivity(this);
		if (this.isConverting()) {
			this.timeInOverworld++;
			if (this.timeInOverworld > 300) {
				this.makeSound(SoundEvents.HOGLIN_CONVERTED_TO_ZOMBIFIED);
				this.finishConversion();
			}
		} else {
			this.timeInOverworld = 0;
		}
	}

	@Override
	public void aiStep() {
		if (this.attackAnimationRemainingTicks > 0) {
			this.attackAnimationRemainingTicks--;
		}

		super.aiStep();
	}

	@Override
	public EntityDimensions getDefaultDimensions(final Pose pose) {
		return this.isBaby() ? BABY_DIMENSIONS : super.getDefaultDimensions(pose);
	}

	@Override
	protected void ageBoundaryReached() {
		if (this.isBaby()) {
			this.xpReward = 3;
			this.getAttribute(Attributes.ATTACK_DAMAGE).setBaseValue(0.5);
		} else {
			this.xpReward = 5;
			this.getAttribute(Attributes.ATTACK_DAMAGE).setBaseValue(6.0);
		}
	}

	public static boolean checkHoglinSpawnRules(
		final EntityType<Hoglin> type, final LevelAccessor level, final EntitySpawnReason spawnReason, final BlockPos pos, final RandomSource random
	) {
		return !level.getBlockState(pos.below()).is(Blocks.NETHER_WART_BLOCK);
	}

	@Nullable
	@Override
	public SpawnGroupData finalizeSpawn(
		final ServerLevelAccessor level, final DifficultyInstance difficulty, final EntitySpawnReason spawnReason, @Nullable final SpawnGroupData groupData
	) {
		if (level.getRandom().nextFloat() < 0.2F) {
			this.setBaby(true);
		}

		return super.finalizeSpawn(level, difficulty, spawnReason, groupData);
	}

	@Override
	public boolean removeWhenFarAway(final double distSqr) {
		return true;
	}

	@Override
	public float getWalkTargetValue(final BlockPos pos, final LevelReader level) {
		if (HoglinAi.isPosNearNearestRepellent(this, pos)) {
			return -1.0F;
		} else {
			return level.getBlockState(pos.below()).is(Blocks.CRIMSON_NYLIUM) ? 10.0F : 0.0F;
		}
	}

	@Override
	public InteractionResult mobInteract(final Player player, final InteractionHand hand) {
		InteractionResult interactionSucceeded = super.mobInteract(player, hand);
		if (interactionSucceeded.consumesAction()) {
			this.setPersistenceRequired();
		}

		return interactionSucceeded;
	}

	@Override
	public void handleEntityEvent(final byte id) {
		if (id == 4) {
			this.attackAnimationRemainingTicks = 10;
			this.makeSound(SoundEvents.HOGLIN_ATTACK);
		} else {
			super.handleEntityEvent(id);
		}
	}

	@Override
	public int getAttackAnimationRemainingTicks() {
		return this.attackAnimationRemainingTicks;
	}

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

	@Override
	protected int getBaseExperienceReward(final ServerLevel level) {
		return this.xpReward;
	}

	private void finishConversion() {
		this.convertTo(EntityTypes.ZOGLIN, ConversionParams.single(this, true, false), zoglin -> zoglin.addEffect(new MobEffectInstance(MobEffects.NAUSEA, 200, 0)));
	}

	@Override
	public boolean isFood(final ItemStack itemStack) {
		return itemStack.is(ItemTags.HOGLIN_FOOD);
	}

	public boolean isAdult() {
		return !this.isBaby();
	}

	@Override
	protected void defineSynchedData(final SynchedEntityData.Builder entityData) {
		super.defineSynchedData(entityData);
		entityData.define(DATA_IMMUNE_TO_ZOMBIFICATION, false);
	}

	@Override
	protected void addAdditionalSaveData(final ValueOutput output) {
		super.addAdditionalSaveData(output);
		output.putBoolean("IsImmuneToZombification", this.isImmuneToZombification());
		output.putInt("TimeInOverworld", this.timeInOverworld);
		output.putBoolean("CannotBeHunted", this.cannotBeHunted);
	}

	@Override
	protected void readAdditionalSaveData(final ValueInput input) {
		super.readAdditionalSaveData(input);
		this.setImmuneToZombification(input.getBooleanOr("IsImmuneToZombification", false));
		this.timeInOverworld = input.getIntOr("TimeInOverworld", 0);
		this.setCannotBeHunted(input.getBooleanOr("CannotBeHunted", false));
	}

	public void setImmuneToZombification(final boolean isImmuneToZombification) {
		this.getEntityData().set(DATA_IMMUNE_TO_ZOMBIFICATION, isImmuneToZombification);
	}

	private boolean isImmuneToZombification() {
		return this.getEntityData().get(DATA_IMMUNE_TO_ZOMBIFICATION);
	}

	public boolean isConverting() {
		return !this.isImmuneToZombification()
			&& !this.isNoAi()
			&& this.level().environmentAttributes().getValue(EnvironmentAttributes.PIGLINS_ZOMBIFY, this.position());
	}

	private void setCannotBeHunted(final boolean cannotBeHunted) {
		this.cannotBeHunted = cannotBeHunted;
	}

	public boolean canBeHunted() {
		return this.isAdult() && !this.cannotBeHunted;
	}

	@Nullable
	@Override
	public AgeableMob getBreedOffspring(final ServerLevel level, final AgeableMob partner) {
		Hoglin offspring = EntityTypes.HOGLIN.create(level, EntitySpawnReason.BREEDING);
		if (offspring != null) {
			offspring.setPersistenceRequired();
		}

		return offspring;
	}

	@Override
	public boolean canFallInLove() {
		return !HoglinAi.isPacified(this) && super.canFallInLove();
	}

	@Override
	public SoundSource getSoundSource() {
		return SoundSource.HOSTILE;
	}

	@Override
	protected SoundEvent getAmbientSound() {
		return this.level().isClientSide() ? null : (SoundEvent)HoglinAi.getSoundForCurrentActivity(this).orElse(null);
	}

	@Override
	protected SoundEvent getHurtSound(final DamageSource source) {
		return SoundEvents.HOGLIN_HURT;
	}

	@Override
	protected SoundEvent getDeathSound() {
		return SoundEvents.HOGLIN_DEATH;
	}

	@Override
	protected SoundEvent getSwimSound() {
		return SoundEvents.HOSTILE_SWIM;
	}

	@Override
	protected SoundEvent getSwimSplashSound() {
		return SoundEvents.HOSTILE_SPLASH;
	}

	@Override
	protected void playStepSound(final BlockPos pos, final BlockState blockState) {
		this.playSound(SoundEvents.HOGLIN_STEP, 0.15F, 1.0F);
	}

	@Nullable
	@Override
	public LivingEntity getTarget() {
		return this.getTargetFromBrain();
	}
}