better handling for missing tracks.json

Author: tariknz

package.json

@@ -9,6 +9,7 @@
   },
   "main": ".vite/build/main.js",
   "scripts": {
+    "prestart": "npx tsx ./tools/ensure-tracks.ts",
     "start": "electron-forge start --enable-logging",
     "generate-assets": "npx tsx ./tools/index.ts",
     "package": "electron-forge package",

tools/ensure-tracks.ts

@@ -0,0 +1,17 @@
+import fs from 'fs';
+import path from 'path';
+
+const tracksPath = path.join(__dirname, '../src/frontend/components/TrackMap/tracks/tracks.json');
+
+// This is used to ensure that the tracks.json file exists.
+// If it doesn't exist, it will create an empty one.
+export const ensureTracksJson = () => {
+  if (!fs.existsSync(tracksPath)) {
+    console.log('Creating empty tracks.json file...');
+    console.warn('To generate the tracks.json file, run `npm run generate-assets`');
+    fs.writeFileSync(tracksPath, JSON.stringify({}));
+    console.log('Empty tracks.json file created successfully.');
+  }
+};
+
+ensureTracksJson();