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package darkknight.jewelrycraft.container;

import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.inventory.IInventory;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagList;

public class JewelryInventory implements IInventory
{
    public ItemStack[] inventory = new ItemStack[18];    
    public JewelryInventory()
    {
    }
    
    @Override
    public int getSizeInventory()
    {
        return inventory.length;
    }
    
    @Override
    public ItemStack getStackInSlot(int slot)
    {
        return inventory[slot];
    }
    
    @Override
    public ItemStack decrStackSize(int slot, int amount)
    {
        ItemStack stack = getStackInSlot(slot);
        if (stack != null)
        {
            if (stack.stackSize > amount)
            {
                stack = stack.splitStack(amount);
                markDirty();
            }
            else
            {
                setInventorySlotContents(slot, null);
            }
        }
        
        return stack;
    }
    
    @Override
    public ItemStack getStackInSlotOnClosing(int slot)
    {
        ItemStack stack = getStackInSlot(slot);
        setInventorySlotContents(slot, null);
        return stack;
    }
    
    @Override
    public void setInventorySlotContents(int slot, ItemStack stack)
    {
        inventory[slot] = stack;
        if (stack != null && stack.stackSize > getInventoryStackLimit())
        {
            stack.stackSize = getInventoryStackLimit();
        }
        markDirty();
    }
    
    @Override
    public String getInventoryName()
    {
        return "Jewelry";
    }
    
    @Override
    public boolean hasCustomInventoryName()
    {
        return false;
    }
    
    @Override
    public int getInventoryStackLimit()
    {
        return 1;
    }
    
    @Override
    public void markDirty()
    {
        for (int i = 0; i < getSizeInventory(); ++i)
        {
            if (getStackInSlot(i) != null && getStackInSlot(i).stackSize == 0)
            {
                inventory[i] = null;
            }
        }
    }
    
    @Override
    public boolean isUseableByPlayer(EntityPlayer player)
    {
        return true;
    }
    
    @Override
    public void openInventory()
    {
    }
    
    @Override
    public void closeInventory()
    {
    }
    
    @Override
    public boolean isItemValidForSlot(int slot, ItemStack stack)
    {
        return true;
    }
}