BloodMagic/1.7.10/main/java/WayofTime/alchemicalWizardry/client/nei/NEIBloodOrbShapelessHandler.java

package WayofTime.alchemicalWizardry.client.nei;

import java.awt.Rectangle;
import java.util.ArrayList;
import java.util.List;

import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.item.crafting.CraftingManager;
import net.minecraft.item.crafting.IRecipe;
import net.minecraft.util.StatCollector;
import WayofTime.alchemicalWizardry.api.items.ShapelessBloodOrbRecipe;
import WayofTime.alchemicalWizardry.api.items.interfaces.IBloodOrb;
import codechicken.nei.NEIServerUtils;
import codechicken.nei.PositionedStack;
import codechicken.nei.recipe.ShapelessRecipeHandler;

/**
 * NEI Blood Orb Shapeless Recipe Handler by joshie *
 */
public class NEIBloodOrbShapelessHandler extends ShapelessRecipeHandler {
	public class CachedBloodOrbRecipe extends CachedShapelessRecipe {
		public CachedBloodOrbRecipe(ArrayList<Object> items, ItemStack recipeOutput) {
			super(items, recipeOutput);
		}

		@Override
		public void setIngredients(List<?> items) {
            ingredients.clear();
            for (int ingred = 0; ingred < items.size(); ingred++) {
                Object o = items.get(ingred);
				if (o instanceof ItemStack) {
					PositionedStack stack = new PositionedStack(items.get(ingred), 25 + stackorder[ingred][0] * 18, 6 + stackorder[ingred][1] * 18);
					stack.setMaxSize(1);
					ingredients.add(stack);
				} else if (o instanceof Integer) {
					ArrayList<ItemStack> orbs = new ArrayList();
					for (Item item : NEIConfig.bloodOrbs) {
						if (((IBloodOrb) item).getOrbLevel() >= (Integer) o) {
							orbs.add(new ItemStack(item));
						}
					}

					PositionedStack stack = new PositionedStack(orbs, 25 + stackorder[ingred][0] * 18, 6 + stackorder[ingred][1] * 18);
					stack.setMaxSize(1);
					ingredients.add(stack);
				}
            }
        }
	}
	
	@Override
    public void loadCraftingRecipes(String outputId, Object... results) {
        if (outputId.equals("crafting") && getClass() == NEIBloodOrbShapelessHandler.class) {
            List<IRecipe> allrecipes = CraftingManager.getInstance().getRecipeList();
            for (IRecipe irecipe : allrecipes) {
            	CachedBloodOrbRecipe recipe = null;
                if (irecipe instanceof ShapelessBloodOrbRecipe)
                    recipe = forgeShapelessRecipe((ShapelessBloodOrbRecipe) irecipe);

                if (recipe == null)
                    continue;

                arecipes.add(recipe);
            }
        } else {
            super.loadCraftingRecipes(outputId, results);
        }
    }
	
	@Override
    public void loadCraftingRecipes(ItemStack result) {
        List<IRecipe> allrecipes = CraftingManager.getInstance().getRecipeList();
        for (IRecipe irecipe : allrecipes) {
            if (NEIServerUtils.areStacksSameTypeCrafting(irecipe.getRecipeOutput(), result)) {
            	CachedBloodOrbRecipe recipe = null;
                if (irecipe instanceof ShapelessBloodOrbRecipe)
                    recipe = forgeShapelessRecipe((ShapelessBloodOrbRecipe) irecipe);

                if (recipe == null)
                    continue;

                arecipes.add(recipe);
            }
        }
    }
	
	@Override
    public void loadUsageRecipes(ItemStack ingredient) {
        List<IRecipe> allrecipes = CraftingManager.getInstance().getRecipeList();
        for (IRecipe irecipe : allrecipes) {
        	CachedBloodOrbRecipe recipe = null;
            if (irecipe instanceof ShapelessBloodOrbRecipe)
                recipe = forgeShapelessRecipe((ShapelessBloodOrbRecipe) irecipe);

            if (recipe == null)
                continue;

            if (recipe.contains(recipe.ingredients, ingredient)) {
                recipe.setIngredientPermutation(recipe.ingredients, ingredient);
                arecipes.add(recipe);
            }
        }
    }
	
	public CachedBloodOrbRecipe forgeShapelessRecipe(ShapelessBloodOrbRecipe recipe) {
        ArrayList<Object> items = recipe.getInput();

        for (Object item : items)
            if (item instanceof List && ((List<?>) item).isEmpty())//ore handler, no ores
                return null;

        return new CachedBloodOrbRecipe(items, recipe.getRecipeOutput());
    }
	
	@Override
    public void loadTransferRects() {
        transferRects.add(new RecipeTransferRect(new Rectangle(84, 23, 24, 18), "crafting"));
    }

	@Override
	public String getOverlayIdentifier() {
		return "crafting";
	}

	@Override
	public String getRecipeName() {
		return StatCollector.translateToLocal("bm.string.crafting.orb.shapeless");
	}
}