[BACKPORT] Fix empty message providers showing a message

projects/Randomizer/CMakeLists.txt

@@ -208,6 +208,7 @@ set(
         "uber_states/uber_state_initialization.cpp"
         "uber_states/uber_state_intercepts.cpp"
         "ui/always_show_keystones.cpp"
+        "ui/empty_message_provider_fix.cpp"
         "ui/main_menu_seed_info.cpp"
 )
 

projects/Randomizer/ui/empty_message_provider_fix.cpp

@@ -0,0 +1,67 @@
+#include <Modloader/app/methods/CatlikeCoding/TextBox/TextBox.h>
+#include <Modloader/app/methods/Moon/UI/Text.h>
+#include <Modloader/app/methods/TranslatedMessageProvider_MessageItem.h>
+#include <Modloader/interception_macros.h>
+#include <Modloader/modloader.h>
+#include <optional>
+
+namespace {
+    using namespace app::classes;
+
+    app::String* get_string_for_language(app::TranslatedMessageProvider_MessageItem* message_item, app::Language__Enum language) {
+        switch (language) {
+            case app::Language__Enum::French:
+                return message_item->fields.French;
+            case app::Language__Enum::Italian:
+                return message_item->fields.Italian;
+            case app::Language__Enum::German:
+                return message_item->fields.German;
+            case app::Language__Enum::Spanish:
+                return message_item->fields.Spanish;
+            case app::Language__Enum::Japanese:
+                return message_item->fields.Japanese;
+            case app::Language__Enum::Portuguese:
+                return message_item->fields.Portuguese;
+            case app::Language__Enum::Chinese:
+                return message_item->fields.Chinese;
+            case app::Language__Enum::Russian:
+                return message_item->fields.Russian;
+            case app::Language__Enum::TraditionalChinese:
+                return message_item->fields.TraditionalChinese;
+            case app::Language__Enum::Czech:
+                return message_item->fields.Czech;
+            case app::Language__Enum::Danish:
+                return message_item->fields.Danish;
+            case app::Language__Enum::Dutch:
+                return message_item->fields.Dutch;
+            case app::Language__Enum::Finnish:
+                return message_item->fields.Finnish;
+            case app::Language__Enum::Hungarian:
+                return message_item->fields.Hungarian;
+            case app::Language__Enum::Korean:
+                return message_item->fields.Korean;
+            case app::Language__Enum::Norwegian:
+                return message_item->fields.Norwegian;
+            case app::Language__Enum::Polish:
+                return message_item->fields.Polish;
+            case app::Language__Enum::SpanishSpain:
+                return message_item->fields.SpanishSpain;
+            case app::Language__Enum::Swedish:
+                return message_item->fields.Swedish;
+            case app::Language__Enum::Turkish:
+                return message_item->fields.Turkish;
+            case app::Language__Enum::English:
+            default:
+                return message_item->fields.English;
+        }
+    }
+
+    IL2CPP_INTERCEPT(TranslatedMessageProvider_MessageItem, app::MessageDescriptor, GetDescriptor, (app::TranslatedMessageProvider_MessageItem * this_ptr, app::Language__Enum language)) {
+        return {
+            get_string_for_language(this_ptr, language),
+            this_ptr->fields.Emotion,
+            this_ptr->fields.Sound,
+            this_ptr->fields.WWiseEvent,
+        };
+    }
+}