From 267793bd59502c3d71e452934a26fbaba3ae60e4 Mon Sep 17 00:00:00 2001
From: asdflj <33802162+asdflj@users.noreply.github.com>
Date: Wed, 14 Dec 2022 19:41:42 +0800
Subject: [PATCH] make substitution pattern fallback to normal pattern
 sometimes crash (#208)

* fix inverted beSubstitutionsBtn

* fix substitution pattern fallback to normal pattern sometimes crash if no substitutable pattern matches
---
 src/main/java/appeng/me/cache/CraftingGridCache.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/main/java/appeng/me/cache/CraftingGridCache.java b/src/main/java/appeng/me/cache/CraftingGridCache.java
index e255a88cf74..82c6b1c9b7f 100644
--- a/src/main/java/appeng/me/cache/CraftingGridCache.java
+++ b/src/main/java/appeng/me/cache/CraftingGridCache.java
@@ -415,11 +415,13 @@ public ImmutableCollection<ICraftingPatternDetails> getCraftingFor(
             final int slotIndex,
             final World world) {
         final ImmutableList<ICraftingPatternDetails> res;
+        boolean normalMode = false;
         if (details != null && details.canSubstitute()) {
             final Collection<IAEItemStack> substitutions =
                     this.craftableItemSubstitutes.findFuzzy(whatToCraft, FuzzyMode.IGNORE_ALL);
             if (substitutions.isEmpty()) {
                 res = this.craftableItems.get(whatToCraft);
+                normalMode = true;
             } else {
                 ImmutableList.Builder<ICraftingPatternDetails> allPatterns = ImmutableList.builder();
                 for (IAEItemStack alternative : substitutions) {
@@ -443,7 +445,7 @@ public ImmutableCollection<ICraftingPatternDetails> getCraftingFor(
                     }
                 }
                 // no perfect match found, look for substitutions
-                if (details.canSubstitute()) {
+                if (details.canSubstitute() && !normalMode) {
                     for (final Map.Entry<IAEItemStack, ImmutableList<ICraftingPatternDetails>> entry :
                             this.craftableItems.entrySet()) {
                         final boolean canBeASubstitute =