Restructure omni services and add Chatwoot research snapshot

research/chatwoot/app/javascript/shared/helpers/documentHelper.js

@@ -0,0 +1,38 @@
+/**
+ * Document Helper - utilities for document display and formatting
+ */
+
+// Constants for document processing
+const PDF_PREFIX = 'PDF:';
+const TIMESTAMP_PATTERN = /_\d{14}(?=\.pdf$)/; // Format: _YYYYMMDDHHMMSS before .pdf extension
+
+/**
+ * Checks if a document is a PDF based on its external link
+ * @param {string} externalLink - The external link string
+ * @returns {boolean} True if the document is a PDF
+ */
+export const isPdfDocument = externalLink => {
+  if (!externalLink) return false;
+  return externalLink.startsWith(PDF_PREFIX);
+};
+
+/**
+ * Formats the display link for documents
+ * For PDF documents: removes 'PDF:' prefix and timestamp suffix
+ * For regular URLs: returns as-is
+ *
+ * @param {string} externalLink - The external link string
+ * @returns {string} Formatted display link
+ */
+export const formatDocumentLink = externalLink => {
+  if (!externalLink) return '';
+
+  if (isPdfDocument(externalLink)) {
+    // Remove 'PDF:' prefix
+    const fullName = externalLink.substring(PDF_PREFIX.length);
+    // Remove timestamp suffix if present
+    return fullName.replace(TIMESTAMP_PATTERN, '');
+  }
+
+  return externalLink;
+};