package net.minecraft.world.entity.projectile;

import javax.annotation.Nullable;
import net.minecraft.core.particles.Particles;
import net.minecraft.server.level.EntityPlayer;
import net.minecraft.server.level.WorldServer;
import net.minecraft.world.damagesource.DamageSource;
import net.minecraft.world.entity.Entity;
import net.minecraft.world.entity.EntityLiving;
import net.minecraft.world.entity.EntityTypes;
import net.minecraft.world.entity.monster.EntityEndermite;
import net.minecraft.world.entity.player.EntityHuman;
import net.minecraft.world.item.Item;
import net.minecraft.world.item.Items;
import net.minecraft.world.level.GameRules;
import net.minecraft.world.level.World;
import net.minecraft.world.phys.MovingObjectPosition;
import net.minecraft.world.phys.MovingObjectPositionEntity;

// CraftBukkit start
import org.bukkit.Bukkit;
import org.bukkit.craftbukkit.event.CraftEventFactory;
import org.bukkit.event.entity.CreatureSpawnEvent;
import org.bukkit.event.player.PlayerTeleportEvent;
// CraftBukkit end

public class EntityEnderPearl extends EntityProjectileThrowable {

    public EntityEnderPearl(EntityTypes<? extends EntityEnderPearl> entitytypes, World world) {
        super(entitytypes, world);
    }

    public EntityEnderPearl(World world, EntityLiving entityliving) {
        super(EntityTypes.ENDER_PEARL, entityliving, world);
    }

    @Override
    protected Item getDefaultItem() {
        return Items.ENDER_PEARL;
    }

    @Override
    protected void a(MovingObjectPositionEntity movingobjectpositionentity) {
        super.a(movingobjectpositionentity);
        movingobjectpositionentity.getEntity().damageEntity(DamageSource.projectile(this, this.getShooter()), 0.0F);
    }

    @Override
    protected void a(MovingObjectPosition movingobjectposition) {
        super.a(movingobjectposition);

        for (int i = 0; i < 32; ++i) {
            this.level.addParticle(Particles.PORTAL, this.locX(), this.locY() + this.random.nextDouble() * 2.0D, this.locZ(), this.random.nextGaussian(), 0.0D, this.random.nextGaussian());
        }

        if (!this.level.isClientSide && !this.isRemoved()) {
            Entity entity = this.getShooter();

            if (entity instanceof EntityPlayer) {
                EntityPlayer entityplayer = (EntityPlayer) entity;

                if (entityplayer.connection.a().isConnected() && entityplayer.level == this.level && !entityplayer.isSleeping()) {
                    // CraftBukkit start - Fire PlayerTeleportEvent
                    org.bukkit.craftbukkit.entity.CraftPlayer player = entityplayer.getBukkitEntity();
                    org.bukkit.Location location = getBukkitEntity().getLocation();
                    location.setPitch(player.getLocation().getPitch());
                    location.setYaw(player.getLocation().getYaw());

                    PlayerTeleportEvent teleEvent = new PlayerTeleportEvent(player, player.getLocation(), location, PlayerTeleportEvent.TeleportCause.ENDER_PEARL);
                    Bukkit.getPluginManager().callEvent(teleEvent);

                    if (!teleEvent.isCancelled() && !entityplayer.connection.isDisconnected()) {
                        if (this.random.nextFloat() < 0.05F && this.level.getGameRules().getBoolean(GameRules.RULE_DOMOBSPAWNING)) {
                            EntityEndermite entityendermite = (EntityEndermite) EntityTypes.ENDERMITE.a(this.level);

                            entityendermite.setPositionRotation(entity.locX(), entity.locY(), entity.locZ(), entity.getYRot(), entity.getXRot());
                            this.level.addEntity(entityendermite, CreatureSpawnEvent.SpawnReason.ENDER_PEARL);
                        }

                        if (entity.isPassenger()) {
                            entity.stopRiding();
                        }

                        entityplayer.connection.teleport(teleEvent.getTo());
                        entity.fallDistance = 0.0F;
                        CraftEventFactory.entityDamage = this;
                        entity.damageEntity(DamageSource.FALL, 5.0F);
                        CraftEventFactory.entityDamage = null;
                    }
                    // CraftBukkit end
                }
            } else if (entity != null) {
                entity.enderTeleportTo(this.locX(), this.locY(), this.locZ());
                entity.fallDistance = 0.0F;
            }

            this.die();
        }

    }

    @Override
    public void tick() {
        Entity entity = this.getShooter();

        if (entity instanceof EntityHuman && !entity.isAlive()) {
            this.die();
        } else {
            super.tick();
        }

    }

    @Nullable
    @Override
    public Entity b(WorldServer worldserver) {
        Entity entity = this.getShooter();

        if (entity != null && worldserver != null && entity.level.getDimensionKey() != worldserver.getDimensionKey()) { // CraftBukkit - SPIGOT-6113
            this.setShooter((Entity) null);
        }

        return super.b(worldserver);
    }
}