Fix NPE when interacting / closing blank config GUI

Polyfrost · Dec 19, 2023 · 1200fad · 1200fad
1 parent ae6f883
commit 1200fad
Showing 1 changed file with 5 additions and 2 deletions.
diff --git a/src/main/java/cc/polyfrost/oneconfig/gui/pages/ModConfigPage.java b/src/main/java/cc/polyfrost/oneconfig/gui/pages/ModConfigPage.java
@@ -140,17 +140,20 @@ public void finishUpAndClose() {
 
     @Override
     public void keyTyped(char key, int keyCode) {
-        if (page.categories.size() == 0) return;
+        if (page.categories.isEmpty()) return;
         for (OptionSubcategory subCategory : getSubcategories()) {
             for (BasicOption option : subCategory.options) {
                 option.keyTyped(key, keyCode);
             }
         }
     }
 
+    private final ArrayList<OptionSubcategory> empty = new ArrayList<>();
+
     private List<OptionSubcategory> getSubcategories() {
         if (OneConfigGui.INSTANCE.getSearchValue().isEmpty()) {
-            return page.categories.get(selectedCategory).subcategories;
+            if (page.categories.isEmpty()) return empty;
+            else return page.categories.get(selectedCategory).subcategories;
         } else {
             List<OptionSubcategory> subcategories = new ArrayList<>();
             for (Map.Entry<String, OptionCategory> category : page.categories.entrySet()) {