start of react migration

electron-ui/src/main/util.ts

@@ -0,0 +1,13 @@
+/* eslint import/prefer-default-export: off */
+import { URL } from 'url';
+import path from 'path';
+
+export function resolveHtmlPath(htmlFileName: string) {
+  if (process.env.NODE_ENV === 'development') {
+    const port = process.env.PORT || 1212;
+    const url = new URL(`http://localhost:${port}`);
+    url.pathname = htmlFileName;
+    return url.href;
+  }
+  return `file://${path.resolve(__dirname, '../renderer/', htmlFileName)}`;
+}