const API_HOST = 'http://localhost'; const API_VERSION = 1; const API_PORT = 3000; const prepareUrl = (...urls) => `${API_HOST}:${API_PORT}/api/v${API_VERSION}/${urls.join('/')}`; // Leave this unchanged, if you haven't modified anything in API route configuration. const ROUTES = { GET_RESOURCE: (id) => prepareUrl('resource', id), STATUS: prepareUrl('status') }