Version 5.4

minecraft/kubejs/client_scripts/server_sync_banlist.js

@@ -0,0 +1,31 @@
+// priority 0
+// Don't try to be hacker and disable this script
+// All logic is made on server side
+// And disabling this will only cause visual bug
+
+let $HashSet = Java.loadClass("java.util.HashSet")
+let bannedItems = new $HashSet()
+
+NetworkEvents.dataReceived("banned_items", (event) => {
+  console.log("Received banned items...")
+  event.data.get("banned_items").forEach((value) => {
+    console.log("Adding item " + value + " to banned list")
+    bannedItems.add(value.getAsString())
+  })
+})
+
+// When aiming at air
+ItemEvents.rightClicked((event) => {
+  if (bannedItems.contains(event.item.id)) {
+    // event.entity.setStatusMessage(Text.gold("You are not allowed to use this item"))
+    event.cancel()
+  }
+})
+
+// When aiming at any block
+BlockEvents.rightClicked((event) => {
+  if (bannedItems.contains(event.item.id)) {
+    // event.entity.setStatusMessage(Text.gold("You are not allowed to use this item"))
+    event.cancel()
+  }
+})