package com.pahimar.ee3.inventory;

import com.pahimar.ee3.tileentity.TileCalcinator;

import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.inventory.Container;
import net.minecraft.inventory.Slot;
import net.minecraft.item.ItemStack;
import net.minecraft.item.crafting.FurnaceRecipes;
import net.minecraft.tileentity.TileEntityFurnace;

/**
 * ContainerCalcinator
 * 
 * The container class for the Calcinator
 * 
 * @author pahimar
 * @license Lesser GNU Public License v3 (http://www.gnu.org/licenses/lgpl.html)
 * 
 */
public class ContainerCalcinator extends Container {

    private TileCalcinator calcinator;
    
    public ContainerCalcinator(InventoryPlayer inventoryPlayer, TileCalcinator calcinator) {
        // Set the instance of the TileCalcinator for the container
    	this.calcinator = calcinator;
    	
    	// Add the calcinator "to be calcined" slot to the container
        this.addSlotToContainer(new Slot(calcinator, 0, 56, 17));
        
        // Add the calcinator fuel slot to the container
        this.addSlotToContainer(new Slot(calcinator, 1, 56, 62));
        
        // Add the calcined results slot to the container
        // TODO Add a slot here
        
        // Add the player's inventory slots to the container
        for (int inventoryRowIndex = 0; inventoryRowIndex < 3; ++inventoryRowIndex)
        {
            for (int inventoryColumnIndex = 0; inventoryColumnIndex < 9; ++inventoryColumnIndex)
            {
                this.addSlotToContainer(new Slot(inventoryPlayer, inventoryColumnIndex + inventoryRowIndex * 9 + 9, 8 + inventoryColumnIndex * 18, 94 + inventoryRowIndex * 18));
            }
        }

        // Add the player's action bar slots to the container
        for (int actionBarSlotIndex = 0; actionBarSlotIndex < 9; ++actionBarSlotIndex)
        {
            this.addSlotToContainer(new Slot(inventoryPlayer, actionBarSlotIndex, 8 + actionBarSlotIndex * 18, 152));
        }
    }
    
    public boolean canInteractWith(EntityPlayer player) {
        //return calcinator.isUseableByPlayer(player);
    	return true;
    }

    // TODO Write our own version - this is taken from ContainerFurnace
    public ItemStack transferStackInSlot(EntityPlayer par1EntityPlayer, int par2)
    {
        ItemStack var3 = null;
        Slot var4 = (Slot)this.inventorySlots.get(par2);

        if (var4 != null && var4.getHasStack())
        {
            ItemStack var5 = var4.getStack();
            var3 = var5.copy();

            if (par2 == 2)
            {
                if (!this.mergeItemStack(var5, 3, 39, true))
                {
                    return null;
                }

                var4.onSlotChange(var5, var3);
            }
            else if (par2 != 1 && par2 != 0)
            {
                if (FurnaceRecipes.smelting().getSmeltingResult(var5) != null)
                {
                    if (!this.mergeItemStack(var5, 0, 1, false))
                    {
                        return null;
                    }
                }
                else if (TileEntityFurnace.isItemFuel(var5))
                {
                    if (!this.mergeItemStack(var5, 1, 2, false))
                    {
                        return null;
                    }
                }
                else if (par2 >= 3 && par2 < 30)
                {
                    if (!this.mergeItemStack(var5, 30, 39, false))
                    {
                        return null;
                    }
                }
                else if (par2 >= 30 && par2 < 39 && !this.mergeItemStack(var5, 3, 30, false))
                {
                    return null;
                }
            }
            else if (!this.mergeItemStack(var5, 3, 39, false))
            {
                return null;
            }

            if (var5.stackSize == 0)
            {
                var4.putStack((ItemStack)null);
            }
            else
            {
                var4.onSlotChanged();
            }

            if (var5.stackSize == var3.stackSize)
            {
                return null;
            }

            var4.onPickupFromSlot(par1EntityPlayer, var5);
        }

        return var3;
    }
    
}