Fix #1275 Prioritize showing relevant categories first when in a craf…

…ting gui

src/main/java/mezz/jei/gui/recipes/RecipeGuiLogic.java

@@ -10,9 +10,15 @@
 import mezz.jei.api.recipe.IFocus;
 import mezz.jei.api.recipe.IRecipeCategory;
 import mezz.jei.api.recipe.IRecipeWrapper;
+import mezz.jei.api.recipe.transfer.IRecipeTransferHandler;
 import mezz.jei.gui.Focus;
 import mezz.jei.gui.ingredients.IngredientLookupState;
 import mezz.jei.util.MathUtil;
+import net.minecraft.client.Minecraft;
+import net.minecraft.client.entity.EntityPlayerSP;
+import net.minecraft.inventory.Container;
+
+import javax.annotation.Nonnegative;
 
 public class RecipeGuiLogic implements IRecipeGuiLogic {
 	private final IRecipeRegistry recipeRegistry;
@@ -46,12 +52,32 @@ public <V> boolean setFocus(IFocus<V> focus) {
 			history.push(this.state);
 		}
 
-		IngredientLookupState state = new IngredientLookupState(focus, recipeCategories, 0, 0);
+		int recipeCategoryIndex = getRecipeCategoryIndexToShowFirst(recipeCategories);
+		IngredientLookupState state = new IngredientLookupState(focus, recipeCategories, recipeCategoryIndex, 0);
 		setState(state);
 
 		return true;
 	}
 
+	@Nonnegative
+	private int getRecipeCategoryIndexToShowFirst(List<IRecipeCategory> recipeCategories) {
+		Minecraft minecraft = Minecraft.getMinecraft();
+		EntityPlayerSP player = minecraft.player;
+		if (player != null) {
+			Container openContainer = player.openContainer;
+			if (openContainer != null) {
+				for (int i = 0; i < recipeCategories.size(); i++) {
+					IRecipeCategory recipeCategory = recipeCategories.get(i);
+					IRecipeTransferHandler recipeTransferHandler = recipeRegistry.getRecipeTransferHandler(openContainer, recipeCategory);
+					if (recipeTransferHandler != null) {
+						return i;
+					}
+				}
+			}
+		}
+		return 0;
+	}
+
 	@Override
 	public boolean back() {
 		if (history.empty()) {