import os
from pathlib import Path
from dotenv import load_dotenv

load_dotenv()

# --- Database ---
# SQLite for local development, PostgreSQL for production
# Set DATABASE_URL in .env to override
DATABASE_URL: str = os.getenv(
    "DATABASE_URL",
    "sqlite:///geozoner.db",
)

# --- Auth / JWT ---
SECRET_KEY: str = os.getenv("SECRET_KEY", "change-me-in-production")
ALGORITHM: str = "HS256"
ACCESS_TOKEN_EXPIRE_MINUTES: int = int(os.getenv("ACCESS_TOKEN_EXPIRE_MINUTES", "15"))
REFRESH_TOKEN_EXPIRE_DAYS: int = int(os.getenv("REFRESH_TOKEN_EXPIRE_DAYS", "7"))

# --- FCM (Firebase Cloud Messaging) ---
FCM_CREDENTIALS_PATH: str | None = os.getenv("FCM_CREDENTIALS_PATH")

# --- App ---
APP_HOST: str = os.getenv("APP_HOST", "0.0.0.0")
APP_PORT: int = int(os.getenv("APP_PORT", "8000"))
DEBUG: bool = os.getenv("DEBUG", "true").lower() in ("true", "1", "yes")

# --- CORS ---
CORS_ORIGINS: list[str] = os.getenv(
    "CORS_ORIGINS",
    "http://localhost,http://localhost:8000,http://127.0.0.1",
).split(",")

# --- Geo settings ---
MIN_ZONE_AREA_M2: float = float(os.getenv("MIN_ZONE_AREA_M2", "5000"))
LOOP_CLOSURE_RADIUS_M: float = float(os.getenv("LOOP_CLOSURE_RADIUS_M", "50"))
DOUGLAS_PEUCKER_EPSILON_M: float = float(os.getenv("DOUGLAS_PEUCKER_EPSILON_M", "5"))