TinkersConstruct/src/main/java/tconstruct/tools/inventory/FrypanContainer.java

package tconstruct.tools.inventory;

import net.minecraft.block.Block;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.inventory.Container;
import net.minecraft.inventory.ICrafting;
import net.minecraft.inventory.Slot;
import net.minecraft.item.ItemStack;
import tconstruct.tools.TinkerTools;
import tconstruct.tools.logic.FrypanLogic;

public class FrypanContainer extends Container
{
    public FrypanLogic logic;
    public int progress = 0;
    public int fuel = 0;
    public int fuelGague = 0;

    public FrypanContainer(EntityPlayer player, FrypanLogic frypan)
    {
        InventoryPlayer inventoryplayer = player.inventory;
        logic = frypan;
        this.addSlotToContainer(new Slot(frypan, 1, 26, 45));
        for (int y = 0; y < 2; y++)
            for (int x = 0; x < 4; x++)
                this.addSlotToContainer(new SlotFrypan(frypan, 2 + x + y * 4, 70 + x * 18, 27 + y * 18, player));

        /* Player inventory */
        for (int column = 0; column < 3; column++)
        {
            for (int row = 0; row < 9; row++)
            {
                this.addSlotToContainer(new Slot(inventoryplayer, row + column * 9 + 9, 8 + row * 18, 84 + column * 18));
            }
        }

        for (int column = 0; column < 9; column++)
        {
            this.addSlotToContainer(new Slot(inventoryplayer, column, 8 + column * 18, 142));
        }
    }

    @Override
    public void detectAndSendChanges ()
    {
        super.detectAndSendChanges();
        for (int i = 0; i < crafters.size(); i++)
        {
            ICrafting icrafting = (ICrafting) crafters.get(i);
            if (progress != logic.progress)
            {
                icrafting.sendProgressBarUpdate(this, 0, logic.progress);
            }
            if (fuel != logic.fuel)
            {
                icrafting.sendProgressBarUpdate(this, 1, logic.fuel);
            }
            if (fuelGague != logic.fuelGague)
            {
                icrafting.sendProgressBarUpdate(this, 2, logic.fuelGague);
            }
        }

        progress = logic.progress;
        fuel = logic.fuel;
        fuelGague = logic.fuelGague;
    }

    @Override
    public void updateProgressBar (int i, int j)
    {
        if (i == 0)
        {
            logic.progress = j;
        }
        if (i == 1)
        {
            logic.fuel = j;
        }
        if (i == 2)
        {
            logic.fuelGague = j;
        }
    }

    @Override
    public boolean canInteractWith (EntityPlayer entityplayer)
    {
        Block block = logic.getWorldObj().getBlock(logic.xCoord, logic.yCoord, logic.zCoord);
        if (block != TinkerTools.heldItemBlock)
            return false;
        
        return logic.isUseableByPlayer(entityplayer);
    }

    @Override
    public ItemStack transferStackInSlot (EntityPlayer player, int slotID)
    {
        ItemStack stack = null;
        Slot slot = (Slot) this.inventorySlots.get(slotID);

        if (slot != null && slot.getHasStack())
        {
            ItemStack slotStack = slot.getStack();
            stack = slotStack.copy();

            if (slotID < logic.getSizeInventory())
            {
                if (!this.mergeItemStack(slotStack, logic.getSizeInventory(), this.inventorySlots.size(), true))
                {
                    return null;
                }
            }
            else if (!this.mergeItemStack(slotStack, 0, logic.getSizeInventory(), false))
            {
                return null;
            }

            if (slotStack.stackSize == 0)
            {
                slot.putStack((ItemStack) null);
            }
            else
            {
                slot.onSlotChanged();
            }
        }

        return stack;
    }
}