@Override
    public ItemStack transferStackInSlot(EntityPlayer playerIn, int index){
        ItemStack stack = null;
        Slot slotObject = (Slot) inventorySlots.get(index);

        //null checks and checks if the item can be stacked (maxStackSize > 1)
        if (slotObject != null && slotObject.getHasStack()) {
                ItemStack stackInSlot = slotObject.getStack();
                stack = stackInSlot.copy();

                //merges the item into player inventory since its in the tileEntity
                /*if (slot < tileEntity.getSizeInventory()) {
                        if (!this.mergeItemStack(stackInSlot, tileEntity.getSizeInventory(), 36+tileEntity.getSizeInventory(), true)) {
                                return null;
                        }
                }
                //places it into the tileEntity is possible since its in the player inventory
                else if (!this.mergeItemStack(stackInSlot, 0, tileEntity.getSizeInventory(), false)) {
                        return null;
                }*/

                if (stackInSlot.stackSize == 0) {
                        slotObject.putStack(null);
                } else {
                        slotObject.onSlotChanged();
                }

                if (stackInSlot.stackSize == stack.stackSize) {
                        return null;
                }
                slotObject.onPickupFromSlot(playerIn, stackInSlot);
        }
        return stack;
    }