import json
from typing import Dict, Any

class UserPersonalizer:
    """Personalizes responses based on user preferences"""
    def __init__(self, db: Database):
        self.db = db

    def get_user_preferences(self, user_id: int) -> Dict[str, Any]:
        """Retrieve user preferences from the database"""
        cursor = self.db.connection.cursor()
        cursor.execute("SELECT preferences FROM users WHERE id = ?", (user_id,))
        result = cursor.fetchone()
        return json.loads(result[0]) if result else {}

    def personalize_response(self, response: str, user_id: int) -> str:
        """Personalize the response based on user preferences"""
        preferences = self.get_user_preferences(user_id)
        if preferences.get("simplify"):
            response = self.simplify_response(response)
        if preferences.get("add_details"):
            response = self.add_details_to_response(response)
        return response

    def simplify_response(self, response: str) -> str:
        """Simplify the response"""
        # Implement logic to simplify the response
        return response

    def add_details_to_response(self, response: str) -> str:
        """Add details to the response"""
        # Implement logic to add details to the response
        return response