ponder: fix gregtech machines list not being present at startup

Author: n1xx1

kubejs/client_scripts/ponder/main.js

@@ -1,80 +1,99 @@
 // priority: -100
 
 (() => {
-  /**
-   * @param {"multiblock"} kind
-   */
-  function getGregtechMachines(kind) {
-    let $MultiblockMachineDefinition = Java.loadClass(
-      "com.gregtechceu.gtceu.api.machine.MultiblockMachineDefinition"
-    );
-
-    let isInstance = (clz, obj) => clz.__javaObject__.isInstance(obj);
-
-    let result = [];
-    if (kind === "multiblock") {
-      for (let def of GTRegistries.MACHINES) {
-        if (isInstance($MultiblockMachineDefinition, def)) {
-          result.push(def.block.idLocation);
-        }
-      }
-    }
-
-    return result;
-  }
-
-  let gtMachines = getGregtechMachines("multiblock"); //Doesnt Work rn / need to fix @n1xx1
-  let stargateBlocks = [
-    "sgjourney:classic_stargate",
-    "sgjourney:classic_stargate_base_block",
-    "sgjourney:classic_stargate_chevron_block",
-    "sgjourney:classic_stargate_ring_block",
-    "sgjourney:crystal_interface",
-    "sgjourney:classic_dhd",
-  ];
+  let getInitializationData = lazyGetter(() => {
+    return {
+      gregtechMultiblocks: getGregtechMachines("multiblock"),
+      stargateTravel: [
+        "sgjourney:classic_stargate",
+        "sgjourney:classic_stargate_base_block",
+        "sgjourney:classic_stargate_chevron_block",
+        "sgjourney:classic_stargate_ring_block",
+        "sgjourney:crystal_interface",
+        "sgjourney:classic_dhd",
+      ],
+    };
+  });
 
   Ponder.tags((event) => {
     event.createTag(
       "kubejs:gtceu",
-      "gtceu:electric_blast_furnace", //use?
+      "gtceu:electric_blast_furnace",
       "GregTech Multiblocks",
       "Informations on how to use GregTech Multiblocks",
-      gtMachines
+      getInitializationData().gregtechMultiblocks,
     );
 
     event.createTag(
       "kubejs:stargate",
+      "sgjourney:classic_stargate",
       "Stargate Travel",
       "Informations on how to use the Stargates of this modpack",
-      stargateBlocks
+      getInitializationData().stargateTravel,
     );
   });
 
   Ponder.registry((event) => {
     event
-      .create(stargateBlocks)
+      .create(getInitializationData().stargateTravel)
       .scene(
         "classic_stargate",
         "Classic Stargate",
-        ponderScenes["classic_stargate"]
+        ponderScenes["classic_stargate"],
       );
 
     event
-      .create(gtMachines)
+      .create(getInitializationData().gregtechMultiblocks)
       .scene(
         "multiblock_introduction",
         "Multiblock Introduction",
-        ponderScenes["multiblock_introduction"]
+        ponderScenes["multiblock_introduction"],
       )
       .scene(
         "multiblock_construction",
         "Multiblock Construction",
-        ponderScenes["multiblock_construction"]
+        ponderScenes["multiblock_construction"],
       )
       .scene(
         "multiblock_wallsharing",
         "Multiblock Wall Sharing",
-        ponderScenes["multiblock_wallsharing"]
+        ponderScenes["multiblock_wallsharing"],
       );
   });
+
+  /**
+   * @template T
+   * @param {() => T} init
+   * @returns {() => T}
+   */
+  function lazyGetter(init) {
+    let data = null;
+    return () => {
+      if (!data) data = init();
+      return data;
+    };
+  }
+
+  /**
+   * @param {"multiblock"} kind
+   * @returns {string[]}
+   */
+  function getGregtechMachines(kind) {
+    let $MultiblockMachineDefinition = Java.loadClass(
+      "com.gregtechceu.gtceu.api.machine.MultiblockMachineDefinition",
+    );
+
+    let isInstance = (clz, obj) => clz.__javaObject__.isInstance(obj);
+
+    let result = [];
+    if (kind === "multiblock") {
+      for (let def of GTRegistries.MACHINES) {
+        if (isInstance($MultiblockMachineDefinition, def)) {
+          result.push(def.block.idLocation);
+        }
+      }
+    }
+
+    return result;
+  }
 })();