started migration of user domain to ts

backend/src/helpers/CheckSettingsHelper.ts

@@ -0,0 +1,18 @@
+import AppError from "../errors/AppError";
+import Setting from "../models/Setting";
+
+const CheckSettings = async (key: string): Promise<string> => {
+  const settingsRepository = getRepository(Setting);
+
+  const setting = await settingsRepository.findOne({
+    where: { key }
+  });
+
+  if (!setting) {
+    throw new AppError("No setting found with this id.", 404);
+  }
+
+  return setting.value;
+};
+
+export default CheckSettings;