progress

app/imap_service.py

@@ -263,8 +263,9 @@ class IMAPService:
             if not imap_folders:
                 return False, "No folders found on IMAP server"
             
-            # Process each folder
-            synced_count = 0
+            # Deduplicate folders by name to prevent creating multiple entries for the same folder
+            unique_folders = []
+            seen_names = set()
             for imap_folder in imap_folders:
                 folder_name = imap_folder['name']
                 
@@ -272,6 +273,17 @@ class IMAPService:
                 if folder_name.lower() in ['inbox', 'sent', 'drafts', 'spam', 'trash']:
                     continue
                 
+                # Use case-insensitive comparison for deduplication
+                folder_name_lower = folder_name.lower()
+                if folder_name_lower not in seen_names:
+                    unique_folders.append(imap_folder)
+                    seen_names.add(folder_name_lower)
+            
+            # Process each unique folder
+            synced_count = 0
+            for imap_folder in unique_folders:
+                folder_name = imap_folder['name']
+                
                 # Handle nested folder names (convert slashes to underscores or keep as-is)
                 # According to requirements, nested folders should be created with slashes in the name
                 display_name = folder_name