from pydantic_settings import BaseSettings, SettingsConfigDict

class Settings(BaseSettings):
    model_config = SettingsConfigDict(env_file=".env", env_file_encoding="utf-8")

    APP_NAME: str = "Google Workspace Hub"
    DATABASE_URL: str = "sqlite:///./app.db"

    GOOGLE_CLIENT_SECRET_FILE: str = "credentials/client_secret.json"
    GOOGLE_REDIRECT_URI: str = "http://127.0.0.1:8000/auth/google/callback"
    GOOGLE_SCOPES: str = (
        "openid email profile "
        "https://www.googleapis.com/auth/gmail.send "
        "https://www.googleapis.com/auth/gmail.readonly "
        "https://www.googleapis.com/auth/classroom.courses.readonly "
        "https://www.googleapis.com/auth/calendar.events"
    )

    def scopes_list(self) -> list[str]:
        return [s for s in self.GOOGLE_SCOPES.split() if s.strip()]

settings = Settings()