import os
from pydantic_settings import BaseSettings

class Settings(BaseSettings):
    mongo_uri: str = os.getenv("MONGO_URI", "")
    database_name: str = os.getenv("DATABASE_NAME", "echoloft")
    groq_api_key: str = os.getenv("GROQ_API_KEY", "")
    secret_key: str = os.getenv("SECRET_KEY", "changeme")
    algorithm: str = os.getenv("ALGORITHM", "HS256")
    access_token_expire_minutes: int = int(os.getenv("ACCESS_TOKEN_EXPIRE_MINUTES", 30))
    refresh_token_expire_days: int = int(os.getenv("REFRESH_TOKEN_EXPIRE_DAYS", 7))

    # RabbitMQ — defaults to CloudAMQP free tier URL or local
    rabbitmq_url: str = os.getenv("RABBITMQ_URL", "amqp://guest:guest@localhost/")

    class Config:
        env_file = ".env"
        env_file_encoding = "utf-8"

settings = Settings()