from __future__ import annotations
from pydantic_settings import BaseSettings
from pydantic import Field
from dotenv import load_dotenv

load_dotenv()


class Settings(BaseSettings):
    model_config = {
        "env_file": ".env",
        "extra": "allow",
    }

    # Read DATABASE_URL from environment via model_config; avoid using Field(..., env=...)
    DATABASE_URL: str = "sqlite:///./dev.db"
    JWT_SECRET: str
    ALGORITHM: str = "HS256"
    ACCESS_TOKEN_EXPIRE_MINUTES: int = 15
    REFRESH_TOKEN_EXPIRE_DAYS: int = 30

    GOOGLE_CLIENT_ID: str | None = None
    GOOGLE_CLIENT_SECRET: str | None = None
    GOOGLE_REDIRECT_URL: str | None = None

    GITHUB_CLIENT_ID: str | None = None
    GITHUB_CLIENT_SECRET: str | None = None
    GITHUB_REDIRECT_URL: str | None = None

    SERVER_NAME: str = "localhost:8000"
    DEBUG: bool = True


settings = Settings()