@EventHandler
public void onFireballThrow(PlayerInteractEvent event) {
    Player player = event.getPlayer();

    if (!Main.isPlayerInGame(player)) {
        return;
    }

    if (event.getItem() != null) {
        ItemStack stack = event.getItem();
        String unhash = APIUtils.unhashFromInvisibleStringStartsWith(stack, THROWABLE_FIREBALL_PREFIX);
        if (unhash != null && (event.getAction() == Action.RIGHT_CLICK_BLOCK || event.getAction() == Action.RIGHT_CLICK_AIR)) {
            String[] properties = unhash.split(":");
            double damage = Double.parseDouble(properties[2]);
            float explosion = (float) Double.parseDouble(properties[2]);

            Fireball fireball = player.launchProjectile(Fireball.class);
            fireball.setIsIncendiary(false);
            fireball.setYield(explosion);
            Main.registerGameEntity(fireball, Main.getPlayerGameProfile(player).getGame());

            event.setCancelled(true);

            if (stack.getAmount() > 1) {
                stack.setAmount(stack.getAmount() - 1);
            } else {
                player.getInventory().remove(stack);
            }

            player.updateInventory();
        }
    }
}
 

@EventHandler
public void onFireballThrow(PlayerInteractEvent event) {
    Player player = event.getPlayer();

    if (!Main.isPlayerInGame(player)) {
        return;
    }

    if (event.getItem() != null) {
        ItemStack stack = event.getItem();
        String unhash = APIUtils.unhashFromInvisibleStringStartsWith(stack, THROWABLE_FIREBALL_PREFIX);
        if (unhash != null && (event.getAction() == Action.RIGHT_CLICK_BLOCK || event.getAction() == Action.RIGHT_CLICK_AIR)) {
            String[] properties = unhash.split(":");
            double damage = Double.parseDouble(properties[2]);
            float explosion = (float) Double.parseDouble(properties[2]);

            Fireball fireball = player.launchProjectile(Fireball.class);
            fireball.setIsIncendiary(false);
            fireball.setYield(explosion);
            Main.registerGameEntity(fireball, Main.getPlayerGameProfile(player).getGame());

            event.setCancelled(true);

            if (stack.getAmount() > 1) {
                stack.setAmount(stack.getAmount() - 1);
            } else {
                player.getInventory().remove(stack);
            }

            player.updateInventory();
        }
    }
}
 

@EventHandler
public void onGhastExplode(EntityExplodeEvent event) {
    if (!plugin.getWorldManager().isSkyNether(event.getEntity().getWorld())) {
        return; // Bail out, not our problem
    }
    // TODO: 23/09/2015 - R4zorax: Perhaps enable this when island has a certain level?
    if (event.getEntity() instanceof Fireball) {
        Fireball fireball = (Fireball) event.getEntity();
        fireball.setIsIncendiary(false);
        fireball.setFireTicks(0);
        event.setCancelled(true);
    }
}
 

@EventHandler(priority = EventPriority.NORMAL)
public void onProjectileHitEvent(ProjectileHitEvent event) {
	if (event.getEntity() instanceof Arrow) {
		ArrowFiredCache afc = CivCache.arrowsFired.get(event.getEntity().getUniqueId());
		if (afc != null) {
			afc.setHit(true);
		}
	}

	if (event.getEntity() instanceof Fireball) {
		CannonFiredCache cfc = CivCache.cannonBallsFired.get(event.getEntity().getUniqueId());
		if (cfc != null) {

			cfc.setHit(true);

			FireworkEffect fe = FireworkEffect.builder().withColor(Color.RED).withColor(Color.BLACK).flicker(true).with(Type.BURST).build();

			Random rand = new Random();
			int spread = 30;
			for (int i = 0; i < 15; i++) {
				int x = rand.nextInt(spread) - spread/2;
				int y = rand.nextInt(spread) - spread/2;
				int z = rand.nextInt(spread) - spread/2;


				Location loc = event.getEntity().getLocation();
				Location location = new Location(loc.getWorld(), loc.getX(),loc.getY(), loc.getZ());
				location.add(x, y, z);

				TaskMaster.syncTask(new FireWorkTask(fe, loc.getWorld(), loc, 5), rand.nextInt(30));
			}

		}
	}
}
 

public CannonFiredCache(CannonTower fromTower, Location target, Fireball fireball) {
	this.fromTower = fromTower;
	this.target = target;
	this.fireball = fireball;
	this.uuid = fireball.getUniqueId();
	expired = Calendar.getInstance();
	expired.set(Calendar.SECOND, 30);
}
 

@SuppressWarnings("unchecked")
public <T extends Projectile> T launchProjectile(Class<? extends T> projectile, Vector velocity) {
    net.minecraft.world.World world = ((CraftWorld) getWorld()).getHandle();
    net.minecraft.entity.Entity launch = null;

    if (Snowball.class.isAssignableFrom(projectile)) {
        launch = new net.minecraft.entity.projectile.EntitySnowball(world, getHandle());
    } else if (Egg.class.isAssignableFrom(projectile)) {
        launch = new net.minecraft.entity.projectile.EntityEgg(world, getHandle());
    } else if (EnderPearl.class.isAssignableFrom(projectile)) {
        launch = new net.minecraft.entity.item.EntityEnderPearl(world, getHandle());
    } else if (Arrow.class.isAssignableFrom(projectile)) {
        launch = new net.minecraft.entity.projectile.EntityArrow(world, getHandle(), 1);
    } else if (ThrownPotion.class.isAssignableFrom(projectile)) {
        launch = new net.minecraft.entity.projectile.EntityPotion(world, getHandle(), CraftItemStack.asNMSCopy(new ItemStack(Material.POTION, 1)));
    } else if (ThrownExpBottle.class.isAssignableFrom(projectile)) {
        launch = new net.minecraft.entity.item.EntityExpBottle(world, getHandle());
    } else if (Fish.class.isAssignableFrom(projectile) && getHandle() instanceof net.minecraft.entity.player.EntityPlayer) {
        launch = new net.minecraft.entity.projectile.EntityFishHook(world, (net.minecraft.entity.player.EntityPlayer) getHandle());
    } else if (Fireball.class.isAssignableFrom(projectile)) {
        Location location = getEyeLocation();
        Vector direction = location.getDirection().multiply(10);

        if (SmallFireball.class.isAssignableFrom(projectile)) {
            launch = new net.minecraft.entity.projectile.EntitySmallFireball(world, getHandle(), direction.getX(), direction.getY(), direction.getZ());
        } else if (WitherSkull.class.isAssignableFrom(projectile)) {
            launch = new net.minecraft.entity.projectile.EntityWitherSkull(world, getHandle(), direction.getX(), direction.getY(), direction.getZ());
        } else {
            launch = new net.minecraft.entity.projectile.EntityLargeFireball(world, getHandle(), direction.getX(), direction.getY(), direction.getZ());
        }

        ((net.minecraft.entity.projectile.EntityFireball) launch).projectileSource = this;
        launch.setLocationAndAngles(location.getX(), location.getY(), location.getZ(), location.getYaw(), location.getPitch());
    }

    Validate.notNull(launch, "Projectile not supported");

    if (velocity != null) {
        ((T) launch.getBukkitEntity()).setVelocity(velocity);
    }

    world.spawnEntityInWorld(launch);
    return (T) launch.getBukkitEntity();
}
 

public Fireball getFireball() {
	return fireball;
}
 

public void setFireball(Fireball fireball) {
	this.fireball = fireball;
}