feat: Convert helpers to use JS files

packages/backend/src/helpers/license.ee.js

@@ -0,0 +1,37 @@
+import memoryCache from 'memory-cache';
+import appConfig from '../config/app';
+import axios from './axios-with-proxy';
+
+const CACHE_DURATION = 1000 * 60 * 60 * 24; // 24 hours in milliseconds
+
+const hasValidLicense = async () => {
+  const license = await getLicense();
+
+  return license ? true : false;
+};
+
+const getLicense = async () => {
+  const licenseKey = appConfig.licenseKey;
+
+  if (!licenseKey) {
+    return false;
+  }
+
+  const url = 'https://license.automatisch.io/api/v1/licenses/verify';
+  const cachedResponse = memoryCache.get(url);
+
+  if (cachedResponse) {
+    return cachedResponse;
+  } else {
+    try {
+      const { data } = await axios.post(url, { licenseKey });
+      memoryCache.put(url, data, CACHE_DURATION);
+
+      return data;
+    } catch (error) {
+      return false;
+    }
+  }
+};
+
+export { getLicense, hasValidLicense };