package darkknight.jewelrycraft.client;

import java.util.ArrayList;
import java.util.List;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.inventory.GuiInventory;
import net.minecraft.network.play.client.C0DPacketCloseWindow;
import net.minecraftforge.client.event.GuiScreenEvent;
import cpw.mods.fml.client.FMLClientHandler;
import cpw.mods.fml.common.Loader;
import cpw.mods.fml.common.eventhandler.SubscribeEvent;
import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import darkknight.jewelrycraft.client.*;

/**
 * @author TinkersConstruct
 */
public class TabRegistry
{
    private static ArrayList<AbstractTab> tabList = new ArrayList<AbstractTab>();
    
    public static void registerTab(AbstractTab tab)
    {
        tabList.add(tab);
    }
    
    public static ArrayList<AbstractTab> getTabList()
    {
        return tabList;
    }
    
    @SideOnly (Side.CLIENT)
    @SubscribeEvent
    public void guiPostInit(GuiScreenEvent.InitGuiEvent.Post event)
    {
        if ((event.gui instanceof GuiInventory)){
            int xSize = 176;
            int ySize = 166;
            int guiLeft = (event.gui.width - xSize) / 2;
            int guiTop = (event.gui.height - ySize) / 2;
            if (!mc.thePlayer.getActivePotionEffects().isEmpty()) if (Loader.isModLoaded("NotEnoughItems")){
                try{
                    // Check whether NEI is hidden and enabled
                    Class<?> c = Class.forName("codechicken.nei.NEIClientConfig");
                    Object hidden = c.getMethod("isHidden").invoke(null);
                    Object enabled = c.getMethod("isEnabled").invoke(null);
                    if (hidden != null && hidden instanceof Boolean && enabled != null && enabled instanceof Boolean) if ((Boolean)hidden || !((Boolean)enabled)) guiLeft += 60;
                }
                catch(Exception e){}
            }else guiLeft += 60;
            updateTabValues(guiLeft, guiTop, InventoryTabVanilla.class);
            addTabsToList(event.buttonList);
        }
    }
    
    private static Minecraft mc = FMLClientHandler.instance().getClient();
    
    public static void openInventoryGui()
    {
        mc.thePlayer.sendQueue.addToSendQueue(new C0DPacketCloseWindow(mc.thePlayer.openContainer.windowId));
        GuiInventory inventory = new GuiInventory(mc.thePlayer);
        mc.displayGuiScreen(inventory);
    }
    
    public static void updateTabValues(int cornerX, int cornerY, Class<?> selectedButton)
    {
        int count = 1;
        for(int i = 0; i < tabList.size(); i++){
            AbstractTab t = tabList.get(i);
            if (t.shouldAddToList()){
                t.id = count;
                t.xPosition = cornerX + 151 + (t.id==1?9:0);
                t.yPosition = cornerY + 64;
                t.enabled = !t.getClass().equals(selectedButton);
                count++;
            }
        }
    }
    
    public static void addTabsToList(List buttonList)
    {
        for(AbstractTab tab: tabList)
            if (tab.shouldAddToList() && tab.enabled) buttonList.add(tab);
    }
}