ContainerLaunchController.java

package micdoodle8.mods.galacticraft.planets.mars.inventory;

import micdoodle8.mods.galacticraft.api.item.IItemElectric;
import micdoodle8.mods.galacticraft.core.energy.EnergyUtil;
import micdoodle8.mods.galacticraft.core.inventory.SlotSpecific;
import micdoodle8.mods.galacticraft.planets.mars.tile.TileEntityLaunchController;
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;

public class ContainerLaunchController extends Container
{
    private final TileEntityLaunchController tileEntity;

    public ContainerLaunchController(InventoryPlayer par1InventoryPlayer, TileEntityLaunchController tileEntity, EntityPlayer player)
    {
        this.tileEntity = tileEntity;
        tileEntity.checkDestFrequencyValid();

        this.addSlotToContainer(new SlotSpecific(tileEntity, 0, 152, 105, IItemElectric.class));

        int var6;
        int var7;

        for (var6 = 0; var6 < 3; ++var6)
        {
            for (var7 = 0; var7 < 9; ++var7)
            {
                this.addSlotToContainer(new Slot(par1InventoryPlayer, var7 + var6 * 9 + 9, 8 + var7 * 18, 127 + var6 * 18));
            }
        }

        for (var6 = 0; var6 < 9; ++var6)
        {
            this.addSlotToContainer(new Slot(par1InventoryPlayer, var6, 8 + var6 * 18, 185));
        }

        tileEntity.openInventory(player);
    }

    @Override
    public void onContainerClosed(EntityPlayer entityplayer)
    {
        super.onContainerClosed(entityplayer);
        this.tileEntity.closeInventory(entityplayer);
    }

    @Override
    public boolean canInteractWith(EntityPlayer par1EntityPlayer)
    {
        return this.tileEntity.isUseableByPlayer(par1EntityPlayer);
    }

    @Override
    public ItemStack transferStackInSlot(EntityPlayer par1EntityPlayer, int par1)
    {
        ItemStack var2 = null;
        final Slot slot = (Slot) this.inventorySlots.get(par1);
        final int b = this.inventorySlots.size();

        if (slot != null && slot.getHasStack())
        {
            final ItemStack stack = slot.getStack();
            var2 = stack.copy();

            if (par1 == 0)
            {
                if (!this.mergeItemStack(stack, b - 36, b, true))
                {
                    return null;
                }
            }
            else
            {
                if (EnergyUtil.isElectricItem(stack.getItem()))
                {
                    if (!this.mergeItemStack(stack, 0, 1, false))
                    {
                        return null;
                    }
                }
                else
                {
                    if (par1 < b - 9)
                    {
                        if (!this.mergeItemStack(stack, b - 9, b, false))
                        {
                            return null;
                        }
                    }
                    else if (!this.mergeItemStack(stack, b - 36, b - 9, false))
                    {
                        return null;
                    }
                }
            }

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

            if (stack.stackSize == var2.stackSize)
            {
                return null;
            }

            slot.onPickupFromSlot(par1EntityPlayer, stack);
        }

        return var2;
    }
}