Also destroy ViaManager on 1.15.2 servers (#330)

viafabric-mc1152/src/main/java/com/viaversion/fabric/mc1152/mixin/shutdown/server/MixinMinecraftServer.java

@@ -0,0 +1,34 @@
+/*
+ * This file is part of ViaFabric - https://github.com/ViaVersion/ViaFabric
+ * Copyright (C) 2018-2024 ViaVersion and contributors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.viaversion.fabric.mc1152.mixin.shutdown.server;
+
+import com.viaversion.viaversion.ViaManagerImpl;
+import com.viaversion.viaversion.api.Via;
+import net.minecraft.server.MinecraftServer;
+import org.spongepowered.asm.mixin.Mixin;
+import org.spongepowered.asm.mixin.injection.At;
+import org.spongepowered.asm.mixin.injection.Inject;
+import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;
+
+@Mixin(MinecraftServer.class)
+public class MixinMinecraftServer {
+    @Inject(method = "stop", at = @At("TAIL"))
+    private void onStop(CallbackInfo ci) {
+        ((ViaManagerImpl) Via.getManager()).destroy();
+    }
+}

viafabric-mc1152/src/main/resources/fabric.mod.json

@@ -69,7 +69,8 @@
     "mixins.viafabric1152.address.json",
     "mixins.viafabric1152.gui.json",
     "mixins.viafabric1152.debug.json",
-    "mixins.viafabric1152.pipeline.json"
+    "mixins.viafabric1152.pipeline.json",
+    "mixins.viafabric1152.shutdown.json"
   ],
   "custom": {
     "modmenu": {

viafabric-mc1152/src/main/resources/mixins.viafabric1152.shutdown.json

@@ -0,0 +1,13 @@
+{
+  "required": true,
+  "compatibilityLevel": "JAVA_8",
+  "package": "com.viaversion.fabric.mc1152.mixin.shutdown",
+  "mixins": [
+  ],
+  "server": [
+    "server.MixinMinecraftServer"
+  ],
+  "injectors": {
+    "defaultRequire": 0
+  }
+}