package com.hbm.handler.guncfg;

import java.util.List;
import java.util.Random;

import com.hbm.entity.projectile.EntityBulletBaseNT;
import com.hbm.entity.projectile.EntityBulletBaseNT.IBulletUpdateBehaviorNT;
import com.hbm.explosion.ExplosionNukeGeneric;
import com.hbm.handler.BulletConfigSyncingUtil;
import com.hbm.handler.BulletConfiguration;
import com.hbm.inventory.RecipesCommon.ComparableStack;
import com.hbm.items.ModItems;
import com.hbm.lib.ModDamageSource;
import com.hbm.main.MainRegistry;
import com.hbm.packet.AuxParticlePacketNT;
import com.hbm.packet.PacketDispatcher;
import com.hbm.util.BobMathUtil;

import cpw.mods.fml.common.network.NetworkRegistry.TargetPoint;
import net.minecraft.entity.Entity;
import net.minecraft.entity.EntityLivingBase;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.util.Vec3;

public class GunNPCFactory {

	public static BulletConfiguration getMaskmanOrb() {
		
		BulletConfiguration bullet = new BulletConfiguration();

		bullet.ammo = new ComparableStack(ModItems.coin_maskman);
		bullet.velocity = 0.25F;
		bullet.spread = 0.000F;
		bullet.wear = 10;
		bullet.bulletsMin = 1;
		bullet.bulletsMax = 1;
		bullet.dmgMin = 100;
		bullet.dmgMax = 100;
		bullet.gravity = 0.0D;
		bullet.maxAge = 60;
		bullet.doesRicochet = false;
		bullet.ricochetAngle = 0;
		bullet.HBRC = 0;
		bullet.LBRC = 0;
		bullet.bounceMod = 1.0;
		bullet.doesPenetrate = false;
		bullet.doesBreakGlass = false;
		bullet.style = BulletConfiguration.STYLE_ORB;
		bullet.trail = 1;
		bullet.explosive = 1.5F;
		
		bullet.bntUpdate = (bulletnt) -> {
				
			if(bulletnt.worldObj.isRemote)
				return;

			if(bulletnt.ticksExisted % 10 != 5)
				return;

			List<EntityPlayer> players = bulletnt.worldObj.getEntitiesWithinAABB(EntityPlayer.class, bulletnt.boundingBox.expand(50, 50, 50));

			for(EntityPlayer player : players) {

				Vec3 motion = Vec3.createVectorHelper(player.posX - bulletnt.posX, (player.posY + player.getEyeHeight()) - bulletnt.posY, player.posZ - bulletnt.posZ);
				motion = motion.normalize();

				EntityBulletBaseNT bolt = new EntityBulletBaseNT(bulletnt.worldObj, BulletConfigSyncingUtil.MASKMAN_BOLT);
				bolt.setThrower(bulletnt.getThrower());
				bolt.setPosition(bulletnt.posX, bulletnt.posY, bulletnt.posZ);
				bolt.setThrowableHeading(motion.xCoord, motion.yCoord, motion.zCoord, 0.5F, 0.05F);
				bulletnt.worldObj.spawnEntityInWorld(bolt);
			}
		};
		
		return bullet;
	}
	
	public static BulletConfiguration getMaskmanBolt() {
		
		BulletConfiguration bullet = BulletConfigFactory.standardBulletConfig();
		
		bullet.ammo = new ComparableStack(ModItems.coin_maskman);
		bullet.spread = 0.0F;
		bullet.dmgMin = 15;
		bullet.dmgMax = 20;
		bullet.wear = 10;
		bullet.leadChance = 0;
		bullet.explosive = 0.5F;
		bullet.setToBolt(BulletConfiguration.BOLT_LACUNAE);
		bullet.vPFX = "reddust";
		bullet.damageType = ModDamageSource.s_laser;
		
		return bullet;
	}
	
	public static BulletConfiguration getMaskmanBullet() {
		
		BulletConfiguration bullet = BulletConfigFactory.standardBulletConfig();
		
		bullet.ammo = new ComparableStack(ModItems.coin_maskman);
		bullet.spread = 0.0F;
		bullet.dmgMin = 5;
		bullet.dmgMax = 10;
		bullet.wear = 10;
		bullet.leadChance = 15;
		bullet.style = BulletConfiguration.STYLE_FLECHETTE;
		bullet.vPFX = "bluedust";
		
		return bullet;
	}
	
	public static BulletConfiguration getMaskmanTracer() {
		
		BulletConfiguration bullet = BulletConfigFactory.standardBulletConfig();
		
		bullet.ammo = new ComparableStack(ModItems.coin_maskman);
		bullet.spread = 0.0F;
		bullet.dmgMin = 15;
		bullet.dmgMax = 20;
		bullet.wear = 10;
		bullet.leadChance = 0;
		bullet.setToBolt(BulletConfiguration.BOLT_NIGHTMARE);
		bullet.vPFX = "reddust";
		bullet.damageType = ModDamageSource.s_laser;
		
		bullet.bntImpact = (bulletnt, x, y, z, sideHit) -> {
				
			if(bulletnt.worldObj.isRemote)
				return;

			EntityBulletBaseNT meteor = new EntityBulletBaseNT(bulletnt.worldObj, BulletConfigSyncingUtil.MASKMAN_METEOR);
			meteor.setPosition(bulletnt.posX, bulletnt.posY + 30 + meteor.worldObj.rand.nextInt(10), bulletnt.posZ);
			meteor.motionY = -1D;
			meteor.setThrower(bulletnt.getThrower());
			bulletnt.worldObj.spawnEntityInWorld(meteor);
		};
		
		return bullet;
	}
	
	public static BulletConfiguration getMaskmanRocket() {
		
		BulletConfiguration bullet = BulletConfigFactory.standardGrenadeConfig();
		
		bullet.ammo = new ComparableStack(ModItems.coin_maskman);
		bullet.gravity = 0.1D;
		bullet.velocity = 1.0F;
		bullet.dmgMin = 15;
		bullet.dmgMax = 20;
		bullet.blockDamage = false;
		bullet.explosive = 5.0F;
		bullet.style = BulletConfiguration.STYLE_ROCKET;
		
		return bullet;
	}
	
	public static BulletConfiguration getMaskmanMeteor() {
		
		BulletConfiguration bullet = BulletConfigFactory.standardGrenadeConfig();
		
		bullet.ammo = new ComparableStack(ModItems.coin_maskman);
		bullet.gravity = 0.1D;
		bullet.velocity = 1.0F;
		bullet.dmgMin = 20;
		bullet.dmgMax = 30;
		bullet.blockDamage = false;
		bullet.incendiary = 3;
		bullet.explosive = 2.5F;
		bullet.style = BulletConfiguration.STYLE_METEOR;
		
		bullet.bntUpdate = (bulletnt) -> {

			if(!bulletnt.worldObj.isRemote)
				return;

			Random rand = bulletnt.worldObj.rand;

			for(int i = 0; i < 5; i++) {
				NBTTagCompound nbt = new NBTTagCompound();
				nbt.setString("type", "vanillaExt");
				nbt.setString("mode", "flame");
				nbt.setDouble("posX", bulletnt.posX + rand.nextDouble() * 0.5 - 0.25);
				nbt.setDouble("posY", bulletnt.posY + rand.nextDouble() * 0.5 - 0.25);
				nbt.setDouble("posZ", bulletnt.posZ + rand.nextDouble() * 0.5 - 0.25);
				MainRegistry.proxy.effectNT(nbt);
			}
		};
		
		return bullet;
	}

	public static BulletConfiguration getWormBolt() {
		
		BulletConfiguration bullet = BulletConfigFactory.standardBulletConfig();
		
		bullet.ammo = new ComparableStack(ModItems.coin_worm);
		bullet.spread = 0.0F;
		bullet.maxAge = 60;
		bullet.dmgMin = 15;
		bullet.dmgMax = 25;
		bullet.leadChance = 0;
		bullet.doesRicochet = false;
		bullet.setToBolt(BulletConfiguration.BOLT_WORM);
		bullet.damageType = ModDamageSource.s_laser;
		
		return bullet;
	}
	
	public static BulletConfiguration getWormHeadBolt() {
		
		BulletConfiguration bullet = BulletConfigFactory.standardBulletConfig();
		
		bullet.ammo = new ComparableStack(ModItems.coin_worm);
		bullet.spread = 0.0F;
		bullet.maxAge = 100;
		bullet.dmgMin = 35;
		bullet.dmgMax = 60;
		bullet.leadChance = 0;
		bullet.doesRicochet = false;
		bullet.setToBolt(BulletConfiguration.BOLT_LASER);
		bullet.damageType = ModDamageSource.s_laser;
		
		return bullet;
	}
	
	public static BulletConfiguration getRocketUFOConfig() {
		
		BulletConfiguration bullet = GunRocketFactory.getRocketConfig();
		
		bullet.vPFX = "reddust";
		bullet.destroysBlocks = false;
		bullet.explosive = 0F;
		
		bullet.bntUpdate = new IBulletUpdateBehaviorNT() {
			
			double angle = 90;
			double range = 100;

			@Override
			public void behaveUpdate(EntityBulletBaseNT bullet) {
				
				if(bullet.worldObj.isRemote)
					return;
				
				if(bullet.worldObj.getEntityByID(bullet.getEntityData().getInteger("homingTarget")) == null) {
					chooseTarget(bullet);
				}
				
				Entity target = bullet.worldObj.getEntityByID(bullet.getEntityData().getInteger("homingTarget"));
				
				if(target != null) {
					
					if(bullet.getDistanceSqToEntity(target) < 5) {
						bullet.getConfig().bntImpact.behaveBlockHit(bullet, -1, -1, -1, -1);
						bullet.setDead();
						return;
					}
					
					Vec3 delta = Vec3.createVectorHelper(target.posX - bullet.posX, target.posY + target.height / 2 - bullet.posY, target.posZ - bullet.posZ);
					delta = delta.normalize();
					
					double vel = Vec3.createVectorHelper(bullet.motionX, bullet.motionY, bullet.motionZ).lengthVector();

					bullet.motionX = delta.xCoord * vel;
					bullet.motionY = delta.yCoord * vel;
					bullet.motionZ = delta.zCoord * vel;
				}
			}
			
			private void chooseTarget(EntityBulletBaseNT bullet) {
				
				List<EntityLivingBase> entities = bullet.worldObj.getEntitiesWithinAABB(EntityLivingBase.class, bullet.boundingBox.expand(range, range, range));
				
				Vec3 mot = Vec3.createVectorHelper(bullet.motionX, bullet.motionY, bullet.motionZ);
				
				EntityLivingBase target = null;
				double targetAngle = angle;
				
				for(EntityLivingBase e : entities) {
					
					if(!e.isEntityAlive() || e == bullet.getThrower())
						continue;
					
					Vec3 delta = Vec3.createVectorHelper(e.posX - bullet.posX, e.posY + e.height / 2 - bullet.posY, e.posZ - bullet.posZ);
					
					if(bullet.worldObj.func_147447_a(Vec3.createVectorHelper(bullet.posX, bullet.posY, bullet.posZ), Vec3.createVectorHelper(e.posX, e.posY + e.height / 2, e.posZ), false, true, false) != null)
						continue;
					
					double dist = e.getDistanceSqToEntity(bullet);
					
					if(dist < range * range) {
						
						double deltaAngle = BobMathUtil.getCrossAngle(mot, delta);
					
						if(deltaAngle < targetAngle) {
							target = e;
							targetAngle = deltaAngle;
						}
					}
				}
				
				if(target != null) {
					bullet.getEntityData().setInteger("homingTarget", target.getEntityId());
				}
			}
		};
		
		bullet.bntImpact = (bulletnt, x, y, z, sideHit) -> {

			bulletnt.worldObj.playSoundEffect(bulletnt.posX, bulletnt.posY, bulletnt.posZ, "hbm:entity.ufoBlast", 5.0F, 0.9F + bulletnt.worldObj.rand.nextFloat() * 0.2F);
			bulletnt.worldObj.playSoundEffect(bulletnt.posX, bulletnt.posY, bulletnt.posZ, "fireworks.blast", 5.0F, 0.5F);
			ExplosionNukeGeneric.dealDamage(bulletnt.worldObj, bulletnt.posX, bulletnt.posY, bulletnt.posZ, 10, 50);

			for(int i = 0; i < 3; i++) {
				NBTTagCompound data = new NBTTagCompound();
				data.setString("type", "plasmablast");
				data.setFloat("r", 0.0F);
				data.setFloat("g", 0.75F);
				data.setFloat("b", 1.0F);
				data.setFloat("pitch", -30F + 30F * i);
				data.setFloat("yaw", bulletnt.worldObj.rand.nextFloat() * 180F);
				data.setFloat("scale", 5F);
				PacketDispatcher.wrapper.sendToAllAround(new AuxParticlePacketNT(data, bulletnt.posX, bulletnt.posY, bulletnt.posZ),
						new TargetPoint(bulletnt.worldObj.provider.dimensionId, bulletnt.posX, bulletnt.posY, bulletnt.posZ, 100));
			}
		};
		
		return bullet;
	}
}