feat: return default errMsg if searchParams empty

Author: Aetherinox

src/index.js

@@ -68,6 +68,24 @@ export default {
     },
 };
 
+/*
+    Count searchParam iterations; return if URLSearchParams empty
+
+    @arg        obj object
+    @return     bool
+*/
+
+function isEmpty(obj) {
+    let i = 0;
+    for (const key of obj) {
+        i++;
+    }
+
+    console.log(i);
+
+    return ( i === 0 ? true : false )
+}
+
 /*
     Handle Request
 */
@@ -274,7 +292,7 @@ async function handleRequest(req, env, ctx) {
         Check Subdomain Exists
     */
 
-    if (ENV_SUBDOMAIN && !pathname.startsWith(`/${ENV_SUBDOMAIN}`) || bIsHostBase) {
+    if (ENV_SUBDOMAIN && !pathname.startsWith(`/${ENV_SUBDOMAIN}`) || bIsHostBase || isEmpty(searchParams)) {
         Logger.dev(env, `query url [${pathname}] does not contain subdomain [${ENV_SUBDOMAIN}] in URL; throwing default error`)
         return msgErr
     }