# config.py
import os

BASE_DIR = os.path.abspath(os.path.dirname(__file__))

class Config:
    SECRET_KEY = os.environ.get("SECRET_KEY", "dev-secret-key")
    SQLALCHEMY_DATABASE_URI = "sqlite://" + os.path.join(BASE_DIR, "app.db")
    SQLALCHEMY_TRACK_MODIFICATIONS = False
    UPLOAD_FOLDER = os.path.join(BASE_DIR, "uploads")
    MAX_CONTENT_LENGTH = 16 * 1024 * 1024  # 16 MB max upload
    ALLOWED_EXTENSIONS = {"png", "jpg", "jpeg", "gif"}
    # HTTPS certificate paths (generated by certbot)
    CERT_PATH = os.environ.get("CERT_PATH", "/etc/letsencrypt/live/example.com/fullchain.pem")
    KEY_PATH = os.environ.get("KEY_PATH", "/etc/letsencrypt/live/example.com/privkey.pem")

    # Admin user defaults
    ADMIN_DEFAULT_USERNAME = "admin"
    ADMIN_DEFAULT_PASSWORD = "admin"

    # PDF export
    PDF_FOLDER = os.path.join(BASE_DIR, "pdfs")
    os.makedirs(PDF_FOLDER, exist_ok=True)