BloodMagic/BM_src/WayofTime/alchemicalWizardry/common/tileEntity/TESocket.java

package WayofTime.alchemicalWizardry.common.tileEntity;

import WayofTime.alchemicalWizardry.common.PacketHandler;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.inventory.IInventory;
import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import net.minecraft.nbt.NBTTagList;
import net.minecraft.network.packet.Packet;
import net.minecraft.tileentity.TileEntity;

public class TESocket extends TileEntity implements IInventory {
    private ItemStack[] inv;
    private int resultID;
    private int resultDamage;

    private boolean isActive;

    public TESocket()
    {
        this.inv = new ItemStack[1];
        resultID = 0;
        resultDamage = 0;
        isActive = false;
    }

    @Override
    public void readFromNBT(NBTTagCompound par1NBTTagCompound)
    {
        super.readFromNBT(par1NBTTagCompound);
        NBTTagList tagList = par1NBTTagCompound.getTagList("Inventory");

        for (int i = 0; i < tagList.tagCount(); i++)
        {
            NBTTagCompound tag = (NBTTagCompound) tagList.tagAt(i);
            int slot = tag.getByte("Slot");

            if (slot >= 0 && slot < inv.length)
            {
                inv[slot] = ItemStack.loadItemStackFromNBT(tag);
            }
        }

        resultID = par1NBTTagCompound.getInteger("resultID");
        resultDamage = par1NBTTagCompound.getInteger("resultDamage");
        isActive = par1NBTTagCompound.getBoolean("isActive");
    }

    @Override
    public void writeToNBT(NBTTagCompound par1NBTTagCompound)
    {
        super.writeToNBT(par1NBTTagCompound);
        NBTTagList itemList = new NBTTagList();

        for (int i = 0; i < inv.length; i++)
        {
            ItemStack stack = inv[i];

            if (inv[i] != null)
            {
                NBTTagCompound tag = new NBTTagCompound();
                tag.setByte("Slot", (byte) i);
                inv[i].writeToNBT(tag);
                itemList.appendTag(tag);
            }
        }

        par1NBTTagCompound.setInteger("resultID", resultID);
        par1NBTTagCompound.setInteger("resultDamage", resultDamage);
        par1NBTTagCompound.setTag("Inventory", itemList);
        par1NBTTagCompound.setBoolean("isActive", isActive);
    }

    @Override
    public int getSizeInventory()
    {
        return 1;
    }

    @Override
    public ItemStack getStackInSlot(int slot)
    {
        return inv[slot];
    }

    @Override
    public ItemStack decrStackSize(int slot, int amt)
    {
        ItemStack stack = getStackInSlot(slot);

        if (stack != null)
        {
            if (stack.stackSize <= amt)
            {
                setInventorySlotContents(slot, null);
            } else
            {
                stack = stack.splitStack(amt);

                if (stack.stackSize == 0)
                {
                    setInventorySlotContents(slot, null);
                }
            }
        }

        return stack;
    }

    @Override
    public ItemStack getStackInSlotOnClosing(int slot)
    {
        ItemStack stack = getStackInSlot(slot);

        if (stack != null)
        {
            setInventorySlotContents(slot, null);
        }

        return stack;
    }

    @Override
    public void setInventorySlotContents(int slot, ItemStack itemStack)
    {
        inv[slot] = itemStack;

        if (itemStack != null && itemStack.stackSize > getInventoryStackLimit())
        {
            itemStack.stackSize = getInventoryStackLimit();
        }
    }

    @Override
    public String getInvName()
    {
        return "TESocket";
    }

    @Override
    public boolean isInvNameLocalized()
    {
        return false;
    }

    @Override
    public int getInventoryStackLimit()
    {
        return 1;
    }

    @Override
    public boolean isUseableByPlayer(EntityPlayer entityPlayer)
    {
        return worldObj.getBlockTileEntity(xCoord, yCoord, zCoord) == this && entityPlayer.getDistanceSq(xCoord + 0.5, yCoord + 0.5, zCoord + 0.5) < 64;
    }

    @Override
    public void openChest()
    {
        // TODO Auto-generated method stub
    }

    @Override
    public void closeChest()
    {
        // TODO Auto-generated method stub
    }

    //Logic for the actual block is under here
    @Override
    public void updateEntity()
    {
        super.updateEntity();
    }

    public void setActive()
    {
        isActive = false;
    }

    public boolean isActive()
    {
        return isActive;
    }

    @Override
    public Packet getDescriptionPacket()
    {
        return PacketHandler.getPacket(this);
    }

    public void handlePacketData(int[] intData)
    {
        if (intData == null)
        {
            return;
        }

        if (intData.length == 3)
        {
            for (int i = 0; i < 1; i++)
            {
                if (intData[i * 3 + 2] != 0)
                {
                    ItemStack is = new ItemStack(intData[i * 3], intData[i * 3 + 2], intData[i * 3 + 1]);
                    inv[i] = is;
                } else
                {
                    inv[i] = null;
                }
            }
        }
    }

    public int[] buildIntDataList()
    {
        int[] sortList = new int[1 * 3];
        int pos = 0;

        for (ItemStack is : inv)
        {
            if (is != null)
            {
                sortList[pos++] = is.itemID;
                sortList[pos++] = is.getItemDamage();
                sortList[pos++] = is.stackSize;
            } else
            {
                sortList[pos++] = 0;
                sortList[pos++] = 0;
                sortList[pos++] = 0;
            }
        }

        return sortList;
    }

    @Override
    public boolean isItemValidForSlot(int slot, ItemStack itemstack)
    {
        if (slot == 0)
        {
            return true;
        }

        return false;
    }
}