from pydantic_settings import BaseSettings, SettingsConfigDict
from fastapi.responses import JSONResponse


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

    PATH: str = ""
    HOST: str = ""
    PORT: int = 0
    LOG_LEVEL: str = "info"
    RELOAD: int = 0
    ACCESS_TOKEN_TAG: str = ""

    ACCESS_EMAIL_EXT: str = ""
    TITLE: str = ""
    ALGORITHM: str = ""
    ACCESS_TOKEN_LENGTH: int = 90
    REFRESHER_TOKEN_LENGTH: int = 144
    EMAIL_HOST: str = ""
    DATETIME_FORMAT: str = ""
    FORGOT_LINK: str = ""
    ALLOW_ORIGINS: list = ["http://localhost:3000"]
    VERSION: str = "0.1.001"
    DESCRIPTION: str = ""

    @property
    def app_as_dict(self) -> dict:
        """
        Convert the settings to a dictionary.
        """
        return {
            "app": self.PATH,
            "host": self.HOST,
            "port": int(self.PORT),
            "log_level": self.LOG_LEVEL,
            "reload": bool(self.RELOAD),
        }

    @property
    def api_info(self):
        """
        Returns a dictionary with application information.
        """
        return {
            "title": self.TITLE,
            "description": self.DESCRIPTION,
            "default_response_class": JSONResponse,
            "version": self.VERSION,
        }

    @classmethod
    def forgot_link(cls, forgot_key):
        """
        Generate a forgot password link.
        """
        return cls.FORGOT_LINK + forgot_key

    model_config = SettingsConfigDict(env_prefix="API_")


api_config = Configs()