Fix load addon in electron and add warning to .asar

Author: Sirherobrine23

package.json

@@ -32,6 +32,9 @@
   "engines": {
     "node": ">=16.0.0"
   },
+  "binary": {
+    "napi_versions": [8]
+  },
   "scripts": {
     "install": "cmake-js compile",
     "build": "cmake-js rebuild",

src/addons.ts

@@ -1,8 +1,10 @@
 import path from "node:path";
 import fs from "node:fs/promises";
-
-const __dirname = import.meta.dirname || path.dirname((await import("node:url")).fileURLToPath(import.meta.url));
-export const projectRoot: string = !process["resourcesPath"] ? path.resolve(__dirname, "..") : process["resourcesPath"];
+const __dirname = import.meta.dirname || path.dirname((await import("node:url")).fileURLToPath(import.meta.url)); // Solve current __dirname in ESM module
+export const projectRoot = path.resolve(__dirname, "..");
+if (__dirname.includes(".asar")) {
+  console.warn("Check if addon nothing includes in .asar file")
+}
 
 declare global {
   namespace NodeJS {
@@ -43,11 +45,11 @@ export async function LoadAddon<T = any>(addonFile: string,  exports?: Record<st
   let _addonFile: string = null
   if (await exists(addonFile)) _addonFile = addonFile;
   else if (await exists(path.resolve(projectRoot, addonFile))) _addonFile = path.resolve(projectRoot, addonFile)
-  else if (await exists(path.resolve(projectRoot, addonFile+".node"))) _addonFile = path.resolve(projectRoot, addonFile+".node")
-  else if (await exists(path.resolve(projectRoot, "build/Release", addonFile))) _addonFile = path.resolve(projectRoot, "build/Release", addonFile)
-  else if (await exists(path.resolve(projectRoot, "build/Release", addonFile+".node"))) _addonFile = path.resolve(projectRoot, "build/Release", addonFile+".node")
-  else if (await exists(path.resolve(projectRoot, "build/Debug", addonFile))) _addonFile = path.resolve(projectRoot, "build/Debug", addonFile)
-  else if (await exists(path.resolve(projectRoot, "build/Debug", addonFile+".node"))) _addonFile = path.resolve(projectRoot, "build/Debug", addonFile+".node")
+    else if (await exists(path.resolve(projectRoot, addonFile+".node"))) _addonFile = path.resolve(projectRoot, addonFile+".node")
+      else if (await exists(path.resolve(projectRoot, "build/Release", addonFile))) _addonFile = path.resolve(projectRoot, "build/Release", addonFile)
+        else if (await exists(path.resolve(projectRoot, "build/Release", addonFile+".node"))) _addonFile = path.resolve(projectRoot, "build/Release", addonFile+".node")
+          else if (await exists(path.resolve(projectRoot, "build/Debug", addonFile))) _addonFile = path.resolve(projectRoot, "build/Debug", addonFile)
+            else if (await exists(path.resolve(projectRoot, "build/Debug", addonFile+".node"))) _addonFile = path.resolve(projectRoot, "build/Debug", addonFile+".node")
   if (!_addonFile) throw new Error("Cannot load required addon")
   let ext: NodeJS.Moduledlopen = {exports: Object.assign({}, exports)}
   process.dlopen(ext, _addonFile)

src/wginterface.ts

@@ -88,7 +88,7 @@ export const addon = await LoadAddon<{
    */
   setConfig(config: SetConfig): Promise<void>;
 }>("wg", {
-  WIN32DLLPATH: path.resolve(projectRoot, "addon/win", (process.arch === "x64" && "amd64") || (process.arch === "ia32" && "x86") || process.arch, "wireguard.dll")
+  WIN32DLLPATH: !process.env.WGWIN32DLL ? path.resolve(projectRoot, "addon/win", (process.arch === "x64" && "amd64") || (process.arch === "ia32" && "x86") || process.arch, "wireguard.dll") : path.resolve(process.env.WGWIN32DLL),
 });
 
 export const {