"""WebSocket Manager for real-time updates"""
from typing import List
from fastapi import WebSocket
import logging

logger = logging.getLogger(__name__)

class WebSocketManager:
    """Manages WebSocket connections"""
    
    def __init__(self):
        self.active_connections: List[WebSocket] = []
    
    async def connect(self, websocket: WebSocket):
        """Accept WebSocket connection"""
        await websocket.accept()
        self.active_connections.append(websocket)
        logger.info(f"WebSocket connected. Total connections: {len(self.active_connections)}")
    
    def disconnect(self, websocket: WebSocket):
        """Remove WebSocket connection"""
        if websocket in self.active_connections:
            self.active_connections.remove(websocket)
        logger.info(f"WebSocket disconnected. Total connections: {len(self.active_connections)}")
    
    async def broadcast(self, message: dict):
        """Broadcast message to all connected clients"""
        for connection in self.active_connections:
            try:
                await connection.send_json(message)
            except Exception as e:
                logger.error(f"Error broadcasting to WebSocket: {e}")
                self.disconnect(connection)