import os
from pathlib import Path
from typing import Optional

from pydantic_settings import BaseSettings


class Settings(BaseSettings):
    API_V1_STR: str = "/api/v1"
    PROJECT_NAME: str = "Simple Ecommerce API"
    PROJECT_DESCRIPTION: str = "A simple ecommerce API built with FastAPI and SQLite"
    VERSION: str = "0.1.0"

    # Base API URL (without trailing slash)
    API_URL: str = os.getenv("API_URL", "http://localhost:8000")

    # JWT Secret key
    SECRET_KEY: str = os.getenv("SECRET_KEY", "supersecretkey")
    # 60 minutes * 24 hours * 8 days = 8 days
    ACCESS_TOKEN_EXPIRE_MINUTES: int = 60 * 24 * 8

    # Database
    DB_DIR = Path("/app") / "storage" / "db"
    DB_DIR.mkdir(parents=True, exist_ok=True)
    SQLALCHEMY_DATABASE_URL: str = f"sqlite:///{DB_DIR}/db.sqlite"

    # First superuser
    FIRST_SUPERUSER_EMAIL: Optional[str] = os.getenv("FIRST_SUPERUSER_EMAIL")
    FIRST_SUPERUSER_PASSWORD: Optional[str] = os.getenv("FIRST_SUPERUSER_PASSWORD")

    class Config:
        case_sensitive = True


settings = Settings()