import os
from pydantic_settings import BaseSettings, SettingsConfigDict


class Configs(BaseSettings):
    """
    MongoDB configuration settings.
    """

    # MongoDB connection settings
    ENGINE: str = "mongodb"
    USERNAME: str = "appuser"  # Application user
    PASSWORD: str = "apppassword"  # Application password
    HOST: str = "10.10.2.13"
    PORT: int = 27017
    DB: str = "appdb"  # The application database
    AUTH_DB: str = "appdb"  # Authentication is done against admin database

    @property
    def url(self):
        """Generate the database URL.
        mongodb://{MONGO_USERNAME}:{MONGO_PASSWORD}@{MONGO_HOST}:{MONGO_PORT}/{DB}?authSource={MONGO_AUTH_DB}
        """
        # Include the database name in the URI
        return f"{self.ENGINE}://{self.USERNAME}:{self.PASSWORD}@{self.HOST}:{self.PORT}/{self.DB}?authSource={self.DB}"

    model_config = SettingsConfigDict(env_prefix="_MONGO_")


# Create a singleton instance of the MongoDB configuration settings
mongo_configs = Configs()