BiomesOPlenty/src/minecraft/biomesoplenty/items/ItemDartBlower.java

package biomesoplenty.items;

import net.minecraft.client.renderer.texture.IconRegister;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.world.World;
import biomesoplenty.BiomesOPlenty;
import biomesoplenty.api.Items;
import biomesoplenty.items.projectiles.EntityDart;
import biomesoplenty.items.projectiles.EntityDart.DartType;

public class ItemDartBlower extends Item
{
    public ItemDartBlower(int par1)
    {
        super(par1);
		this.maxStackSize = 1;
		this.setMaxDamage(63);
        setCreativeTab(BiomesOPlenty.tabBiomesOPlenty);
        setUnlocalizedName("dartblower");
    }

    public void registerIcons(IconRegister iconRegister)
    {
        itemIcon = iconRegister.registerIcon("BiomesOPlenty:dartblower");
    }
    
    public ItemStack onItemRightClick(ItemStack itemStack, World par2World, EntityPlayer par3EntityPlayer)
    {
        boolean flag = par3EntityPlayer.capabilities.isCreativeMode;

        if (flag || par3EntityPlayer.inventory.hasItem(Items.dart.get().itemID))
        {
            //EntityArrow entitydart = new EntityArrow(par2World, par3EntityPlayer, 2.0F);
            EntityDart entityDart = new EntityDart(par2World, par3EntityPlayer, 1.25F);
            
            itemStack.damageItem(1, par3EntityPlayer);
            par2World.playSoundAtEntity(par3EntityPlayer, "random.bow", 1.0F, 2.0F / (1.0F * 0.4F + 1.2F) + 1.0F * 0.5F);

            int slot = -1;
        	if (par3EntityPlayer.inventory.hasItemStack(new ItemStack(Items.dart.get().itemID, 1, 1)))
        	{
        	    entityDart.setDartType(DartType.POISON);
            
                for (int k = 0; k < par3EntityPlayer.inventory.mainInventory.length; ++k)
                    if (par3EntityPlayer.inventory.mainInventory[k] != null && par3EntityPlayer.inventory.mainInventory[k].itemID == Items.dart.get().itemID && par3EntityPlayer.inventory.mainInventory[k].getItemDamage() == 1)
                    {
                        slot = k;
                        break;
                    }
        	}
        	else if (par3EntityPlayer.inventory.hasItemStack(new ItemStack(Items.dart.get().itemID, 1, 0)))
        	{
        	    entityDart.setDartType(DartType.NORMAL);
        	    
        	    for (int k = 0; k < par3EntityPlayer.inventory.mainInventory.length; ++k)
                    if (par3EntityPlayer.inventory.mainInventory[k] != null && par3EntityPlayer.inventory.mainInventory[k].itemID == Items.dart.get().itemID && par3EntityPlayer.inventory.mainInventory[k].getItemDamage() == 0)
                    {
                        slot = k;
                        break;
                    }
        	}
        	
        	if (!par2World.isRemote)
                par2World.spawnEntityInWorld(entityDart);
        	
        	if (!flag && slot >= 0)
        	        par3EntityPlayer.inventory.decrStackSize(slot, 1);
        }

        return itemStack;
    } 
}