optimize normalization

src/helpers/email.js

@@ -58,35 +58,34 @@ function setResult(result) {
 exports.GetLastResult = function () {
   return lastResult;
 };
+
 function normalizeEmailAddresses(to) {
-  // If 'to' is already a string, it could be a single email or a CSV of emails
+  let emails = [];
+
   if (typeof to === 'string') {
-    // Check if 'to' is a CSV string of emails; split it into an array if true
+    // Handle CSV string by splitting into an array
-    if (to.includes(',')) {
+    if (to.includes(',')) emails = to.split(/\s*,\s*/);
-      return to.split(/\s*,\s*/); // Split by comma and trim spaces around emails
+    else emails = [to]; // Handle single email string
-    }
+  } else if (Array.isArray(to)) {
-    // Otherwise, return it as a single-element array
+    emails = to.map(item => {
-    return [to];
-  }
-
-  // If 'to' is an array, determine if it's an array of strings or objects
-  if (Array.isArray(to)) {
-    return to.map(item => {
-      // If the item is a string, return it directly
       if (typeof item === 'string') return item;
-      // If the item is an object with name and email, format it
       if (item.name && item.email) return `"${item.name}" <${item.email}>`;
-      // If the item is an object but doesn't match expected structure, stringify it
+      return JSON.stringify(item); // Handle unexpected object format
-      return JSON.stringify(item);
+    });
-    }).join(', ');
+  } else if (typeof to === 'object' && to.email) {
+    // Handle single object
+    emails = [`"${to.name}" <${to.email}>`];
+  } else {
+    // Fallback for other types
+    emails = [String(to)];
   }
 
-  // Fallback for any other types (unlikely but safe)
+  return emails; // Always returns an array
-  return String(to);
 }
+
+
 exports.SendEmail = async function (to, subject, text, html, attachments = []) {
   let sender = '"Специално Свидетелстване София - тест" <demo@mwitnessing.com>';
-  to = Array.isArray(to) ? to : [to];
   const emailAddresses = normalizeEmailAddresses(to)
 
   const message = {