LoMaS Class

package bitevo.Zetal.LoMaS.Specializations.GUI;

import io.netty.buffer.Unpooled;

import java.io.IOException;
import java.util.List;

import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.GuiTextField;
import net.minecraft.client.gui.inventory.GuiContainer;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.resources.I18n;
import net.minecraft.entity.player.InventoryPlayer;
import net.minecraft.inventory.Container;
import bitevo.Zetal.LoMaS.Specializations.Inventory.SpecContainerRepair;
import net.minecraft.inventory.ICrafting;
import net.minecraft.inventory.IInventory;
import net.minecraft.inventory.Slot;
import net.minecraft.item.ItemStack;
import net.minecraft.network.PacketBuffer;
import net.minecraft.network.play.client.C17PacketCustomPayload;
import net.minecraft.util.BlockPos;
import net.minecraft.util.ResourceLocation;
import net.minecraft.world.World;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

import org.lwjgl.input.Keyboard;

public class GuiSpecRepair extends GuiContainer implements ICrafting
{
    private static final ResourceLocation anvilResource = new ResourceLocation("textures/gui/container/anvil.png");
    private SpecContainerRepair anvil;
    private GuiTextField nameField;
    private InventoryPlayer playerInventory;

    public GuiSpecRepair(InventoryPlayer p_i45508_1_, World worldIn)
    {
        super(new SpecContainerRepair(p_i45508_1_, worldIn, Minecraft.getMinecraft().thePlayer));
        this.playerInventory = p_i45508_1_;
        this.anvil = (SpecContainerRepair)this.inventorySlots;
    }

    public GuiSpecRepair(InventoryPlayer p_i45508_1_,  BlockPos pos, World worldIn)
    {
        super(new SpecContainerRepair(p_i45508_1_, worldIn, pos, Minecraft.getMinecraft().thePlayer));
        this.playerInventory = p_i45508_1_;
        this.anvil = (SpecContainerRepair)this.inventorySlots;
    }

    /**
     * Adds the buttons (and other controls) to the screen in question.
     */
    public void initGui()
    {
        super.initGui();
        Keyboard.enableRepeatEvents(true);
        int i = (this.width - this.xSize) / 2;
        int j = (this.height - this.ySize) / 2;
        this.nameField = new GuiTextField(0, this.fontRendererObj, i + 42, j + 12, 103, 12);
        this.nameField.setTextColor(-1);
        this.nameField.setDisabledTextColour(-1);
        this.nameField.setEnableBackgroundDrawing(false);
        this.nameField.setMaxStringLength(40);
        this.inventorySlots.removeCraftingFromCrafters(this);
        this.inventorySlots.onCraftGuiOpened(this);
    }

    /**
     * Called when the screen is unloaded. Used to disable keyboard repeat events
     */
    public void onGuiClosed()
    {
        super.onGuiClosed();
        Keyboard.enableRepeatEvents(false);
        this.inventorySlots.removeCraftingFromCrafters(this);
    }

    /**
     * Draw the foreground layer for the GuiContainer (everything in front of the items). Args : mouseX, mouseY
     */
    protected void drawGuiContainerForegroundLayer(int mouseX, int mouseY)
    {
        GlStateManager.disableLighting();
        GlStateManager.disableBlend();
        this.fontRendererObj.drawString(I18n.format("container.repair", new Object[0]), 40, 1, 4210752);

        if (this.anvil.maximumCost > 0)
        {
            int k = 8453920;
            boolean flag = true;
            String s = I18n.format("container.repair.cost", new Object[] {Integer.valueOf(this.anvil.maximumCost)});

            int ironCost = this.anvil.maximumCost;
            int emeraldCost = 0;
            while(ironCost - 10 >= 0)
            {
                ironCost = ironCost - 10;
                emeraldCost++;
            }
            if(emeraldCost < 10)
            {
                s = "Required Cores:   " + emeraldCost + "    " + ironCost;
            }
            else
            {
                s = "Required Cores:   " + emeraldCost + "   " + ironCost;
            }

            if (this.anvil.maximumCost >= 40 && !this.mc.thePlayer.capabilities.isCreativeMode)
            {
                s = I18n.format("container.repair.expensive", new Object[0]);
                k = 16736352;
            }
            else if (!this.anvil.getSlot(2).getHasStack())
            {
                flag = false;
            }
            else if (!this.anvil.getSlot(2).canTakeStack(this.playerInventory.player))
            {
                k = 16736352;
            }

            if (flag)
            {
                int l = -16777216 | (k & 16579836) >> 2 | k & -16777216;
                int i1 = this.xSize - 8 - this.fontRendererObj.getStringWidth(s);
                byte b0 = 67;

                if (this.fontRendererObj.getUnicodeFlag())
                {
                    drawRect(i1 - 3, b0 - 2, this.xSize - 7, b0 + 10, -16777216);
                    drawRect(i1 - 2, b0 - 1, this.xSize - 8, b0 + 9, -12895429);
                }
                else
                {
                    this.fontRendererObj.drawString(s, i1, b0 + 1, l);
                    this.fontRendererObj.drawString(s, i1 + 1, b0, l);
                    this.fontRendererObj.drawString(s, i1 + 1, b0 + 1, l);
                }

                this.fontRendererObj.drawString(s, i1, b0, k);
            }
        }

        GlStateManager.enableLighting();
    }

    /**
     * Fired when a key is typed (except F11 who toggle full screen). This is the equivalent of
     * KeyListener.keyTyped(KeyEvent e). Args : character (character on the key), keyCode (lwjgl Keyboard key code)
     */
    protected void keyTyped(char typedChar, int keyCode) throws IOException
    {
        if (this.nameField.textboxKeyTyped(typedChar, keyCode))
        {
            this.renameItem();
        }
        else
        {
            super.keyTyped(typedChar, keyCode);
        }
    }

    private void renameItem()
    {
        String s = this.nameField.getText();
        Slot slot = this.anvil.getSlot(0);

        if (slot != null && slot.getHasStack() && !slot.getStack().hasDisplayName() && s.equals(slot.getStack().getDisplayName()))
        {
            s = "";
        }

        this.anvil.updateItemName(s);
        this.mc.thePlayer.sendQueue.addToSendQueue(new C17PacketCustomPayload("MC|ItemName", (new PacketBuffer(Unpooled.buffer())).writeString(s)));
    }

    /**
     * Called when the mouse is clicked. Args : mouseX, mouseY, clickedButton
     */
    protected void mouseClicked(int mouseX, int mouseY, int mouseButton) throws IOException
    {
        super.mouseClicked(mouseX, mouseY, mouseButton);
        this.nameField.mouseClicked(mouseX, mouseY, mouseButton);
    }

    /**
     * Draws the screen and all the components in it. Args : mouseX, mouseY, renderPartialTicks
     */
    public void drawScreen(int mouseX, int mouseY, float partialTicks)
    {
        super.drawScreen(mouseX, mouseY, partialTicks);
        GlStateManager.disableLighting();
        GlStateManager.disableBlend();
        this.nameField.drawTextBox();
    }

    /**
     * Args : renderPartialTicks, mouseX, mouseY
     */
    protected void drawGuiContainerBackgroundLayer(float partialTicks, int mouseX, int mouseY)
    {
        GlStateManager.color(1.0F, 1.0F, 1.0F, 1.0F);
        this.mc.getTextureManager().bindTexture(anvilResource);
        int k = (this.width - this.xSize) / 2;
        int l = (this.height - this.ySize) / 2;
        this.drawTexturedModalRect(k, l, 0, 0, this.xSize, this.ySize);
        this.drawTexturedModalRect(k + 39, l + 8, 0, this.ySize + (this.anvil.getSlot(0).getHasStack() ? 0 : 16), 110, 16);

        if ((this.anvil.getSlot(0).getHasStack() || this.anvil.getSlot(1).getHasStack()) && !this.anvil.getSlot(2).getHasStack())
        {
            this.drawTexturedModalRect(k + 99, l + 28, this.xSize, 0, 28, 21);
        }
    }

    /**
     * Sends the contents of an inventory slot to the client-side Container. This doesn't have to match the actual
     * contents of that slot. Args: Container, slot number, slot contents
     *
     * @param containerToSend The container that is to be updated on the client.
     * @param slotInd The slot index that is to be updated.
     * @param stack The itemstack to be updated in the selected slot.
     */
    public void sendSlotContents(Container containerToSend, int slotInd, ItemStack stack)
    {
        if (slotInd == 0)
        {
            this.nameField.setText(stack == null ? "" : stack.getDisplayName());
            this.nameField.setEnabled(stack != null);

            if (stack != null)
            {
                this.renameItem();
            }
        }
    }

    /**
     * Sends two ints to the client-side Container. Used for furnace burning time, smelting progress, brewing progress,
     * and enchanting level. Normally the first int identifies which variable to update, and the second contains the new
     * value. Both are truncated to shorts in non-local SMP.
     *
     * @param containerIn The container sending a progress bar update.
     * @param varToUpdate The integer corresponding the variable to be updated.
     * @param newValue The value the variable is to be updated with.
     */
    public void sendProgressBarUpdate(Container containerIn, int varToUpdate, int newValue) {}

    public void func_175173_a(Container p_175173_1_, IInventory p_175173_2_) {}

    @Override
    public void updateCraftingInventory(Container containerToSend,
            List<ItemStack> itemsList) {
        this.sendSlotContents(containerToSend, 0, containerToSend.getSlot(0).getStack());
    }

    @Override
    public void sendAllWindowProperties(Container p_175173_1_,
            IInventory p_175173_2_) {

    }
}