from pydantic_settings import BaseSettings
from functools import lru_cache


class Settings(BaseSettings):
    APP_NAME: str = "NEDA"
    DEBUG: bool = False

    SECRET_KEY: str
    ACCESS_TOKEN_EXPIRE_DAYS: int = 1
    REFRESH_TOKEN_EXPIRE_WEEKS: int = 12
    ALGORITHM: str = "HS256"
    SECRET_PASS_LENGTH: int = 4

    DATABASE_URL: str
    REDIS_URL: str
    REDIS_USERNAME: str
    REDIS_PASSWORD: str

    LIVEKIT_API_KEY: str
    LIVEKIT_API_SECRET: str
    LIVEKIT_HOST: str

    class Config:
        env_file = ".env"
        case_sensitive = True
        extra = "ignore"


@lru_cache
def get_settings() -> Settings:
    return Settings() # type: ignore


settings = get_settings()