private boolean canSmelt() {
if (this.inv[0] == null) {
return false;
} else {
ItemStack itemstack = RecipeTrader.smelting().getSmeltingResult(this.inv[0]);
if (itemstack == null) return false;
if (this.inv[2] == null) return true;
if (!this.inv[2].isItemEqual(itemstack)) return false;
int result = inv[2].stackSize + itemstack.stackSize;
return (result <= getInventoryStackLimit() && result <= itemstack.getMaxStackSize());
}
}
public void smeltItem() {
if (this.canSmelt()) {
ItemStack itemstack = RecipeTrader.smelting().getSmeltingResult(this.inv[0]);
if (this.inv[2] == null) {
this.inv[2] = itemstack.copy();
} else if (this.inv[2].isItemEqual(itemstack)) {
inv[2].stackSize += itemstack.stackSize;
}
--this.inv[0].stackSize;
if (this.inv[0].stackSize <= 0) {
this.inv[0] = null;
}
}
}