equivalent-exchange-3/src/main/java/com/pahimar/ee3/inventory/ContainerCalcinator.java

package com.pahimar.ee3.inventory;

import com.pahimar.ee3.tileentity.TileEntityCalcinator;
import cpw.mods.fml.common.FMLCommonHandler;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.inventory.ICrafting;
import net.minecraft.inventory.IInventory;
import net.minecraft.inventory.Slot;
import net.minecraft.item.ItemStack;
import net.minecraft.tileentity.TileEntityFurnace;

public class ContainerCalcinator extends ContainerEE {
    private TileEntityCalcinator tileEntityCalcinator;
    private int lastCookTime; // How much longer the Calcinator will burn
    private int lastBurnTime; // The fuel value for the currently burning fuel
    private int lastItemCookTime; // How long the current item has been "cooking"

    public ContainerCalcinator(
        InventoryPlayer inventoryPlayer, TileEntityCalcinator tileEntityCalcinator
    ) {
        this.tileEntityCalcinator = tileEntityCalcinator;

        // Add the fuel slot to the container
        this.addSlotToContainer(new Slot(
            tileEntityCalcinator, TileEntityCalcinator.FUEL_INVENTORY_INDEX, 45, 55
        ));

        // Add the input slot to the container
        this.addSlotToContainer(new Slot(
            tileEntityCalcinator, TileEntityCalcinator.INPUT_INVENTORY_INDEX, 45, 10
        ));

        // Add the output results slot to the container
        this.addSlotToContainer(new SlotCalcinator(
            tileEntityCalcinator,
            TileEntityCalcinator.OUTPUT_LEFT_INVENTORY_INDEX,
            105,
            29
        ));
        this.addSlotToContainer(new SlotCalcinator(
            tileEntityCalcinator,
            TileEntityCalcinator.OUTPUT_RIGHT_INVENTORY_INDEX,
            125,
            29
        ));

        // Add the player's inventory slots to the container
        for (int inventoryRowIndex = 0; inventoryRowIndex < PLAYER_INVENTORY_ROWS;
             ++inventoryRowIndex) {
            for (int inventoryColumnIndex = 0;
                 inventoryColumnIndex < PLAYER_INVENTORY_COLUMNS;
                 ++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
            ));
        }
    }

    @Override
    public void addCraftingToCrafters(ICrafting iCrafting) {
        super.addCraftingToCrafters(iCrafting);
        iCrafting.sendProgressBarUpdate(
            this, 0, this.tileEntityCalcinator.deviceCookTime
        );
        iCrafting.sendProgressBarUpdate(this, 1, this.tileEntityCalcinator.fuelBurnTime);
        iCrafting.sendProgressBarUpdate(this, 2, this.tileEntityCalcinator.itemCookTime);
    }

    @Override
    public void detectAndSendChanges() {
        super.detectAndSendChanges();

        for (Object crafter : this.crafters) {
            ICrafting icrafting = (ICrafting) crafter;

            if (this.lastCookTime != this.tileEntityCalcinator.deviceCookTime) {
                icrafting.sendProgressBarUpdate(
                    this, 0, this.tileEntityCalcinator.deviceCookTime
                );
            }

            if (this.lastBurnTime != this.tileEntityCalcinator.fuelBurnTime) {
                icrafting.sendProgressBarUpdate(
                    this, 1, this.tileEntityCalcinator.fuelBurnTime
                );
            }

            if (this.lastItemCookTime != this.tileEntityCalcinator.itemCookTime) {
                icrafting.sendProgressBarUpdate(
                    this, 2, this.tileEntityCalcinator.itemCookTime
                );
            }
        }

        this.lastCookTime = this.tileEntityCalcinator.deviceCookTime;
        this.lastBurnTime = this.tileEntityCalcinator.fuelBurnTime;
        this.lastItemCookTime = this.tileEntityCalcinator.itemCookTime;
    }

    @Override
    public ItemStack transferStackInSlot(EntityPlayer entityPlayer, int slotIndex) {
        ItemStack itemStack = null;
        Slot slot = (Slot) inventorySlots.get(slotIndex);

        if (slot != null && slot.getHasStack()) {
            ItemStack slotItemStack = slot.getStack();
            itemStack = slotItemStack.copy();

            /**
             * If we are shift-clicking an item out of the Aludel's container,
             * attempt to put it in the first available slot in the player's
             * inventory
             */
            if (slotIndex < TileEntityCalcinator.INVENTORY_SIZE) {
                if (!this.mergeItemStack(
                        slotItemStack,
                        TileEntityCalcinator.INVENTORY_SIZE,
                        inventorySlots.size(),
                        false
                    )) {
                    return null;
                }
            } else {
                /**
                 * If the stack being shift-clicked into the Aludel's container
                 * is a fuel, first try to put it in the fuel slot. If it cannot
                 * be merged into the fuel slot, try to put it in the input
                 * slot.
                 */
                if (TileEntityFurnace.isItemFuel(slotItemStack)) {
                    if (!this.mergeItemStack(
                            slotItemStack,
                            TileEntityCalcinator.FUEL_INVENTORY_INDEX,
                            TileEntityCalcinator.OUTPUT_LEFT_INVENTORY_INDEX,
                            false
                        )) {
                        return null;
                    }
                }

                /**
                 * Finally, attempt to put stack into the input slot
                 */
                else if (!this.mergeItemStack(
                             slotItemStack,
                             TileEntityCalcinator.INPUT_INVENTORY_INDEX,
                             TileEntityCalcinator.OUTPUT_LEFT_INVENTORY_INDEX,
                             false
                         )) {
                    return null;
                }
            }

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

        return itemStack;
    }

    @SideOnly(Side.CLIENT)
    public void updateProgressBar(int valueType, int updatedValue) {
        if (valueType == 0) {
            this.tileEntityCalcinator.deviceCookTime = updatedValue;
        }

        if (valueType == 1) {
            this.tileEntityCalcinator.fuelBurnTime = updatedValue;
        }

        if (valueType == 2) {
            this.tileEntityCalcinator.itemCookTime = updatedValue;
        }
    }

    @Override
    public boolean canInteractWith(EntityPlayer entityPlayer) {
        return this.tileEntityCalcinator.isUseableByPlayer(entityPlayer);
    }

    private class SlotCalcinator extends Slot {
        public SlotCalcinator(IInventory inventory, int slotIndex, int x, int y) {
            super(inventory, slotIndex, x, y);
        }

        @Override
        public void onPickupFromSlot(EntityPlayer entityPlayer, ItemStack itemStack) {
            super.onPickupFromSlot(entityPlayer, itemStack);
            FMLCommonHandler.instance().firePlayerCraftingEvent(
                entityPlayer, itemStack, inventory
            );
        }

        @Override
        public boolean isItemValid(ItemStack itemStack) {
            return false;
        }
    }
}