Conversation Management Features (#532)

[SteveCInVA]

New Features

1. Pin Conversations Users can pin important conversations to keep them at the top of the list Pinned conversations display a pin icon (📌) in the conversation header and details modal Pin icon appears before the conversation title
   Bulk pin/unpin operations available in multi-select mode Pinned conversations always appear first, sorted by most recent activity
2. Hide Conversations Users can hide conversations to declutter their workspace without deleting them Hidden conversations display an eye-slash icon (👁️‍🗨️) in the conversation header and details modal Eye-slash icon appears next to the pin icon (if pinned) Bulk hide/unhide operations available in multi-select mode Toggle visibility of hidden conversations using the eye icon in the sidebar
3. Two-Tier Conversation Search Quick Search (Sidebar)
   Instant title-based filtering of conversations
   Search icon in sidebar activates inline search input Real-time filtering as you type
   Clear button to reset search
   Expand button to open advanced search modal
   Advanced Search (Modal)
   Full-text search across all message content
   Multiple filter options:
   Date range (from/to)
   Chat type (personal/group/public)
   Classifications (multi-select)
   Has uploaded files
   Has generated images
   Pagination (20 results per page)
   Message snippets with highlighted search terms (50 chars before/after match) Click to navigate directly to specific messages
   Search history tracking (last 20 searches)
   Clickable search history to repeat searches
4. Message Highlighting & Navigation Search results highlight matched text in yellow (amber in dark mode) Smooth scroll animation to navigate to specific messages Pulse animation draws attention to the target message Highlights persist for 30 seconds before auto-clearing Works across conversation switches
5. Multi-Select Mode Select multiple conversations for bulk operations
   Visual checkboxes appear when entering selection mode Bulk actions available:
   Pin/unpin selected conversations
   Hide/unhide selected conversations
   Delete selected conversations
   Selection mode accessible from conversation dropdown menu Auto-exit after 30 seconds of inactivity
6. Enhanced Conversation Details Modal Displays pin icon if conversation is pinned
   Displays eye-slash icon if conversation is hidden
   Shows both icons at the top of the modal (next to title) Status section shows visual badges for pinned/hidden state Comprehensive metadata display
   Technical Implementation
   Frontend Changes
   chat-conversations.js: Core conversation management, quick search, pin/hide functionality chat-search-modal.js (NEW): Advanced search modal implementation chat-sidebar-conversations.js: Sidebar search synchronization, hidden conversation handling chat-messages.js: Message highlighting, smooth scroll, search highlight persistence chat-conversation-details.js: Updated to show pin/hidden icons in modal chats.css: Styles for search highlights and message pulse animations HTML Templates: Added search modal, updated navigation icons Backend Changes
   route_backend_conversations.py:

/api/search_conversations - Full-text search with filters and pagination /api/conversations/classifications - Get unique classification values /api/user-settings/search-history - GET/POST/DELETE endpoints for search history /api/conversations/{id}/pin - Toggle pin status
/api/conversations/{id}/hide - Toggle hide status
Bulk operations for pin/hide/delete
functions_settings.py: Search history management functions