From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: NONPLAYT <76615486+NONPLAYT@users.noreply.github.com>
Date: Sun, 2 Apr 2023 21:27:33 +0300
Subject: [PATCH] Fallback to Dimension if World UUID is unknown


diff --git a/src/main/java/gq/bxteam/divinemc/configuration/DivineConfig.java b/src/main/java/gq/bxteam/divinemc/configuration/DivineConfig.java
index 0a8baeb94ae553c4759b065eafd9e242153cf991..f89cc1a3209b189bce1eca8131b175c8f0419525 100644
--- a/src/main/java/gq/bxteam/divinemc/configuration/DivineConfig.java
+++ b/src/main/java/gq/bxteam/divinemc/configuration/DivineConfig.java
@@ -152,4 +152,9 @@ public class DivineConfig {
         }
         return builder.build();
     }
+
+    public static boolean fallbackToDimensionIfWorldUUIDUnknown = true;
+    public static void fallbackToDimensionIfWorldUUIDUnknown() {
+        fallbackToDimensionIfWorldUUIDUnknown = getBoolean("settings.fallback-to-dimension-if-world-uuid-unknown", fallbackToDimensionIfWorldUUIDUnknown);
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/net/minecraft/server/players/PlayerList.java b/src/main/java/net/minecraft/server/players/PlayerList.java
index 9d96965d7940fdfe1087ce61c076001bf4d11b4a..0f0fa88a9acf465de0b9659f3ed7f89c551fe010 100644
--- a/src/main/java/net/minecraft/server/players/PlayerList.java
+++ b/src/main/java/net/minecraft/server/players/PlayerList.java
@@ -8,6 +8,7 @@ import com.mojang.authlib.GameProfile;
 import com.mojang.logging.LogUtils;
 import com.mojang.serialization.DataResult;
 import com.mojang.serialization.Dynamic;
+import gq.bxteam.divinemc.configuration.DivineConfig;
 import io.netty.buffer.Unpooled;
 import io.papermc.paper.adventure.PaperAdventure;
 import java.io.File;
@@ -210,7 +211,14 @@ public abstract class PlayerList {
             if (bWorld != null) {
                 resourcekey = ((CraftWorld) bWorld).getHandle().dimension();
             } else {
-                resourcekey = Level.OVERWORLD;
+                // DivineMC start - Fallback to Dimension if World UUID is unknown
+                if (DivineConfig.fallbackToDimensionIfWorldUUIDUnknown) {
+                    DataResult<ResourceKey<Level>> dataResult = Level.RESOURCE_KEY_CODEC.parse(new Dynamic<>(NbtOps.INSTANCE, nbttagcompound.get("Dimension")));
+                    resourcekey = dataResult.result().orElse(Level.OVERWORLD);
+                } else {
+                    resourcekey = Level.OVERWORLD;
+                }
+                // DivineMC end
             }
         } else if (nbttagcompound != null) {
             // Vanilla migration support