content: """
  Custom Event Handler
  
  Handler for processing custom events.
  """
  
  from typing import Any, Dict
  
  from sqlalchemy.orm import Session
  from app.modules.utils.logger import setup_logger
  
  logger = setup_logger(__name__)
  
  
  class CustomEventHandler:
      """Handler for processing custom events."""
  
      def __init__(self, db: Session):
          """
          Initialize the custom event handler.
  
          Args:
              db: Database session
          """
          self.db = db
          self.logger = logger
  
      def process_event(self, event_data: Dict[str, Any]) -> Dict[str, Any]:
          """
          Process a custom event.
  
          Args:
              event_data: CustomEvent data dictionary
  
          Returns:
              Processing result dictionary
          """
          topic = event_data.get("topic")
          event_type = event_data.get("event_type")
          data = event_data.get("data", {})
  
          self.logger.info(f"Processing custom event: {event_type} on topic {topic}")
  
          try:
              # Process based on topic
              result = self._process_by_topic(topic, event_type, data)
  
              self.logger.info(
                  f"Successfully processed custom event {event_type} on topic {topic}"
              )
  
              return {
                  "processed": True,
                  "topic": topic,
                  "event_type": event_type,
                  "result": result,
              }
  
          except Exception as e:
              self.logger.error(
                  f"Failed to process custom event {event_type} on topic {topic}: {str(e)}"
              )
              raise
  
      def _process_by_topic(
          self, topic: str, event_type: str, data: Dict[str, Any]
      ) -> Dict[str, Any]:
          """
          Process custom event based on topic.
  
          Args:
              topic: Event topic
              event_type: Type of event
              data: Event data
  
          Returns:
              Processing result dictionary
          """
          # Generic processing - can be extended for specific topics
          return {
              "topic": topic,
              "event_type": event_type,
              "data": data,
              "processed_at": "now",  # This would be a timestamp in real implementation
          }
  