fix: Run app.setAppPath() with the right path (#78)

* Fix: Run app.setAppPath() with the right path

* Implement feedback <3

* test: Add linting

entry-asar/has-asar.js

@@ -1,7 +1,26 @@
+const path = require('path');
+
 if (process.arch === 'arm64') {
-  process._archPath = require.resolve('../app-arm64.asar');
+  setPaths('arm64');
 } else {
-  process._archPath = require.resolve('../app-x64.asar');
+  setPaths('x64');
+}
+
+function setPaths(platform) {
+  // This should return the full path, ending in something like
+  // Notion.app/Contents/Resources/app.asar
+  const appPath = app.getAppPath();
+  const asarFile = `app-${platform}.asar`;
+
+  // Maybe we'll handle this in Electron one day
+  if (path.basename(appPath) === 'app.asar') {
+    const platformAppPath = path.join(path.dirname(appPath), asarFile);
+
+    // This is an undocumented API. It exists.
+    app.setAppPath(platformAppPath);
+  }
+
+  process._archPath = require.resolve(`../${asarFile}`);
 }
 
 require(process._archPath);

entry-asar/no-asar.js

@@ -1,7 +1,24 @@
 if (process.arch === 'arm64') {
-  process._archPath = require.resolve('../app-arm64');
+  setPaths('arm64');
 } else {
-  process._archPath = require.resolve('../app-x64');
+  setPaths('x64');
+}
+
+function setPaths(platform) {
+  // This should return the full path, ending in something like
+  // Notion.app/Contents/Resources/app
+  const appPath = app.getAppPath();
+  const appFolder = `app-${platform}`;
+
+  // Maybe we'll handle this in Electron one day
+  if (path.basename(appPath) === 'app') {
+    const platformAppPath = path.join(path.dirname(appPath), appFolder);
+
+    // This is an undocumented private API. It exists.
+    app.setAppPath(platformAppPath);
+  }
+
+  process._archPath = require.resolve(`../${appFolder}`);
 }
 
 require(process._archPath);

package.json

@@ -25,8 +25,8 @@
   "author": "Samuel Attard",
   "scripts": {
     "build": "tsc && tsc -p tsconfig.esm.json",
-    "lint": "prettier --check \"src/**/*.ts\"",
-    "prettier:write": "prettier --write \"src/**/*.ts\"",
+    "lint": "prettier --check \"{src,entry-asar}/**/*.{js,ts}\"",
+    "prettier:write": "prettier --write \"{src,entry-asar}/**/*.{js,ts}\"",
     "prepublishOnly": "npm run build",
     "test": "exit 0",
     "prepare": "husky install"
@@ -57,4 +57,4 @@
       "prettier --write"
     ]
   }
-}
+}