package net.minecraft.entity.projectile;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import java.util.List;
import net.minecraft.block.Block;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.IProjectile;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.init.Blocks;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.util.AxisAlignedBB;
import net.minecraft.util.MathHelper;
import net.minecraft.util.MovingObjectPosition;
import net.minecraft.util.Vec3;
import net.minecraft.world.World;

public abstract class EntityThrowable extends Entity implements IProjectile
{
	private int field_145788_c = -1;
	private int field_145786_d = -1;
	private int field_145787_e = -1;
	private Block field_145785_f;
	protected boolean inGround;
	public int throwableShake;
	private EntityLivingBase thrower;
	private String throwerName;
	private int ticksInGround;
	private int ticksInAir;
	private static final String __OBFID = "CL_00001723";

	public EntityThrowable(World par1World)
	{
		super(par1World);
		this.setSize(0.25F, 0.25F);
	}

	protected void entityInit() {}

	@SideOnly(Side.CLIENT)
	public boolean isInRangeToRenderDist(double par1)
	{
		double d1 = this.boundingBox.getAverageEdgeLength() * 4.0D;
		d1 *= 64.0D;
		return par1 < d1 * d1;
	}

	public EntityThrowable(World par1World, EntityLivingBase par2EntityLivingBase)
	{
		super(par1World);
		this.thrower = par2EntityLivingBase;
		this.setSize(0.25F, 0.25F);
		this.setLocationAndAngles(par2EntityLivingBase.posX, par2EntityLivingBase.posY + (double)par2EntityLivingBase.getEyeHeight(), par2EntityLivingBase.posZ, par2EntityLivingBase.rotationYaw, par2EntityLivingBase.rotationPitch);
		this.posX -= (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F);
		this.posY -= 0.10000000149011612D;
		this.posZ -= (double)(MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * 0.16F);
		this.setPosition(this.posX, this.posY, this.posZ);
		this.yOffset = 0.0F;
		float f = 0.4F;
		this.motionX = (double)(-MathHelper.sin(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI) * f);
		this.motionZ = (double)(MathHelper.cos(this.rotationYaw / 180.0F * (float)Math.PI) * MathHelper.cos(this.rotationPitch / 180.0F * (float)Math.PI) * f);
		this.motionY = (double)(-MathHelper.sin((this.rotationPitch + this.func_70183_g()) / 180.0F * (float)Math.PI) * f);
		this.setThrowableHeading(this.motionX, this.motionY, this.motionZ, this.func_70182_d(), 1.0F);
	}

	public EntityThrowable(World par1World, double par2, double par4, double par6)
	{
		super(par1World);
		this.ticksInGround = 0;
		this.setSize(0.25F, 0.25F);
		this.setPosition(par2, par4, par6);
		this.yOffset = 0.0F;
	}

	protected float func_70182_d()
	{
		return 1.5F;
	}

	protected float func_70183_g()
	{
		return 0.0F;
	}

	public void setThrowableHeading(double par1, double par3, double par5, float par7, float par8)
	{
		float f2 = MathHelper.sqrt_double(par1 * par1 + par3 * par3 + par5 * par5);
		par1 /= (double)f2;
		par3 /= (double)f2;
		par5 /= (double)f2;
		par1 += this.rand.nextGaussian() * 0.007499999832361937D * (double)par8;
		par3 += this.rand.nextGaussian() * 0.007499999832361937D * (double)par8;
		par5 += this.rand.nextGaussian() * 0.007499999832361937D * (double)par8;
		par1 *= (double)par7;
		par3 *= (double)par7;
		par5 *= (double)par7;
		this.motionX = par1;
		this.motionY = par3;
		this.motionZ = par5;
		float f3 = MathHelper.sqrt_double(par1 * par1 + par5 * par5);
		this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(par1, par5) * 180.0D / Math.PI);
		this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(par3, (double)f3) * 180.0D / Math.PI);
		this.ticksInGround = 0;
	}

	@SideOnly(Side.CLIENT)
	public void setVelocity(double par1, double par3, double par5)
	{
		this.motionX = par1;
		this.motionY = par3;
		this.motionZ = par5;

		if (this.prevRotationPitch == 0.0F && this.prevRotationYaw == 0.0F)
		{
			float f = MathHelper.sqrt_double(par1 * par1 + par5 * par5);
			this.prevRotationYaw = this.rotationYaw = (float)(Math.atan2(par1, par5) * 180.0D / Math.PI);
			this.prevRotationPitch = this.rotationPitch = (float)(Math.atan2(par3, (double)f) * 180.0D / Math.PI);
		}
	}

	public void onUpdate()
	{
		this.lastTickPosX = this.posX;
		this.lastTickPosY = this.posY;
		this.lastTickPosZ = this.posZ;
		super.onUpdate();

		if (this.throwableShake > 0)
		{
			--this.throwableShake;
		}

		if (this.inGround)
		{
			if (this.worldObj.getBlock(this.field_145788_c, this.field_145786_d, this.field_145787_e) == this.field_145785_f)
			{
				++this.ticksInGround;

				if (this.ticksInGround == 1200)
				{
					this.setDead();
				}

				return;
			}

			this.inGround = false;
			this.motionX *= (double)(this.rand.nextFloat() * 0.2F);
			this.motionY *= (double)(this.rand.nextFloat() * 0.2F);
			this.motionZ *= (double)(this.rand.nextFloat() * 0.2F);
			this.ticksInGround = 0;
			this.ticksInAir = 0;
		}
		else
		{
			++this.ticksInAir;
		}

		Vec3 vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
		Vec3 vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);
		MovingObjectPosition movingobjectposition = this.worldObj.rayTraceBlocks(vec3, vec31);
		vec3 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX, this.posY, this.posZ);
		vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(this.posX + this.motionX, this.posY + this.motionY, this.posZ + this.motionZ);

		if (movingobjectposition != null)
		{
			vec31 = this.worldObj.getWorldVec3Pool().getVecFromPool(movingobjectposition.hitVec.xCoord, movingobjectposition.hitVec.yCoord, movingobjectposition.hitVec.zCoord);
		}

		if (!this.worldObj.isRemote)
		{
			Entity entity = null;
			List list = this.worldObj.getEntitiesWithinAABBExcludingEntity(this, this.boundingBox.addCoord(this.motionX, this.motionY, this.motionZ).expand(1.0D, 1.0D, 1.0D));
			double d0 = 0.0D;
			EntityLivingBase entitylivingbase = this.getThrower();

			for (int j = 0; j < list.size(); ++j)
			{
				Entity entity1 = (Entity)list.get(j);

				if (entity1.canBeCollidedWith() && (entity1 != entitylivingbase || this.ticksInAir >= 5))
				{
					float f = 0.3F;
					AxisAlignedBB axisalignedbb = entity1.boundingBox.expand((double)f, (double)f, (double)f);
					MovingObjectPosition movingobjectposition1 = axisalignedbb.calculateIntercept(vec3, vec31);

					if (movingobjectposition1 != null)
					{
						double d1 = vec3.distanceTo(movingobjectposition1.hitVec);

						if (d1 < d0 || d0 == 0.0D)
						{
							entity = entity1;
							d0 = d1;
						}
					}
				}
			}

			if (entity != null)
			{
				movingobjectposition = new MovingObjectPosition(entity);
			}
		}

		if (movingobjectposition != null)
		{
			if (movingobjectposition.typeOfHit == MovingObjectPosition.MovingObjectType.BLOCK && this.worldObj.getBlock(movingobjectposition.blockX, movingobjectposition.blockY, movingobjectposition.blockZ) == Blocks.portal)
			{
				this.setInPortal();
			}
			else
			{
				this.onImpact(movingobjectposition);
			}
		}

		this.posX += this.motionX;
		this.posY += this.motionY;
		this.posZ += this.motionZ;
		float f1 = MathHelper.sqrt_double(this.motionX * this.motionX + this.motionZ * this.motionZ);
		this.rotationYaw = (float)(Math.atan2(this.motionX, this.motionZ) * 180.0D / Math.PI);

		for (this.rotationPitch = (float)(Math.atan2(this.motionY, (double)f1) * 180.0D / Math.PI); this.rotationPitch - this.prevRotationPitch < -180.0F; this.prevRotationPitch -= 360.0F)
		{
			;
		}

		while (this.rotationPitch - this.prevRotationPitch >= 180.0F)
		{
			this.prevRotationPitch += 360.0F;
		}

		while (this.rotationYaw - this.prevRotationYaw < -180.0F)
		{
			this.prevRotationYaw -= 360.0F;
		}

		while (this.rotationYaw - this.prevRotationYaw >= 180.0F)
		{
			this.prevRotationYaw += 360.0F;
		}

		this.rotationPitch = this.prevRotationPitch + (this.rotationPitch - this.prevRotationPitch) * 0.2F;
		this.rotationYaw = this.prevRotationYaw + (this.rotationYaw - this.prevRotationYaw) * 0.2F;
		float f2 = 0.99F;
		float f3 = this.getGravityVelocity();

		if (this.isInWater())
		{
			for (int i = 0; i < 4; ++i)
			{
				float f4 = 0.25F;
				this.worldObj.spawnParticle("bubble", this.posX - this.motionX * (double)f4, this.posY - this.motionY * (double)f4, this.posZ - this.motionZ * (double)f4, this.motionX, this.motionY, this.motionZ);
			}

			f2 = 0.8F;
		}

		this.motionX *= (double)f2;
		this.motionY *= (double)f2;
		this.motionZ *= (double)f2;
		this.motionY -= (double)f3;
		this.setPosition(this.posX, this.posY, this.posZ);
	}

	protected float getGravityVelocity()
	{
		return 0.03F;
	}

	protected abstract void onImpact(MovingObjectPosition var1);

	public void writeEntityToNBT(NBTTagCompound par1NBTTagCompound)
	{
		par1NBTTagCompound.setShort("xTile", (short)this.field_145788_c);
		par1NBTTagCompound.setShort("yTile", (short)this.field_145786_d);
		par1NBTTagCompound.setShort("zTile", (short)this.field_145787_e);
		par1NBTTagCompound.setByte("inTile", (byte)Block.getIdFromBlock(this.field_145785_f));
		par1NBTTagCompound.setByte("shake", (byte)this.throwableShake);
		par1NBTTagCompound.setByte("inGround", (byte)(this.inGround ? 1 : 0));

		if ((this.throwerName == null || this.throwerName.length() == 0) && this.thrower != null && this.thrower instanceof EntityPlayer)
		{
			this.throwerName = this.thrower.getCommandSenderName();
		}

		par1NBTTagCompound.setString("ownerName", this.throwerName == null ? "" : this.throwerName);
	}

	public void readEntityFromNBT(NBTTagCompound par1NBTTagCompound)
	{
		this.field_145788_c = par1NBTTagCompound.getShort("xTile");
		this.field_145786_d = par1NBTTagCompound.getShort("yTile");
		this.field_145787_e = par1NBTTagCompound.getShort("zTile");
		this.field_145785_f = Block.getBlockById(par1NBTTagCompound.getByte("inTile") & 255);
		this.throwableShake = par1NBTTagCompound.getByte("shake") & 255;
		this.inGround = par1NBTTagCompound.getByte("inGround") == 1;
		this.throwerName = par1NBTTagCompound.getString("ownerName");

		if (this.throwerName != null && this.throwerName.length() == 0)
		{
			this.throwerName = null;
		}
	}

	@SideOnly(Side.CLIENT)
	public float getShadowSize()
	{
		return 0.0F;
	}

	public EntityLivingBase getThrower()
	{
		if (this.thrower == null && this.throwerName != null && this.throwerName.length() > 0)
		{
			this.thrower = this.worldObj.getPlayerEntityByName(this.throwerName);
		}

		return this.thrower;
	}
}