import os
from pathlib import Path

from dotenv import load_dotenv

# Load .env from project folder so Groq/debug flags are available under uvicorn/nohup.
_HERE = Path(__file__).resolve().parent.parent
load_dotenv(_HERE / ".env")

DATA_DIR = Path(os.getenv("NEWS_MCP_DATA_DIR", Path(__file__).resolve().parent / "data"))
DATA_DIR.mkdir(parents=True, exist_ok=True)

DB_PATH = Path(os.getenv("NEWS_MCP_DB_PATH", str(DATA_DIR / "news.sqlite")))

# Backward-compatible aliases for older config names.
NEWS_FEED_URL = os.getenv("NEWS_FEED_URL", os.getenv("NEWS_RSS_FEED_URL", "https://breakingthenews.net/news-feed.xml"))
# Optional multi-feed mode: comma-separated feed URLs.
# If set (non-empty), this overrides NEWS_FEED_URL.
NEWS_FEED_URLS = os.getenv("NEWS_FEED_URLS", os.getenv("NEWS_RSS_FEED_URLS", "")).strip()

# Legacy names kept for compatibility.
RSS_FEED_URL = NEWS_FEED_URL
RSS_FEED_URLS = NEWS_FEED_URLS

# Clusters TTL (hours)
CLUSTERS_TTL_HOURS = float(os.getenv("NEWS_CLUSTERS_TTL_HOURS", "24"))

DEFAULT_TOPICS = ["crypto", "macro", "regulation", "ai", "other"]

# Optional LLM enrichment (Groq)
GROQ_API_KEY = os.getenv("GROQ_API_KEY")
GROQ_MODEL = os.getenv("GROQ_MODEL", "llama4-16e")
GROQ_DEBUG = os.getenv("GROQ_DEBUG", "false").lower() == "true"

# Groq enrichment is the default for all incoming news.
# Set GROQ_ENRICH_OTHER_ONLY=true only if you want to restrict it for cost control.
GROQ_ENRICH_OTHER_ONLY = os.getenv("GROQ_ENRICH_OTHER_ONLY", "false").lower() == "true"

# Limit enriched clusters per refresh call.
GROQ_MAX_CLUSTERS_PER_REFRESH = int(os.getenv("GROQ_MAX_CLUSTERS_PER_REFRESH", "20"))

# Background refresh
NEWS_REFRESH_INTERVAL_SECONDS = int(os.getenv("NEWS_REFRESH_INTERVAL_SECONDS", "900"))
NEWS_BACKGROUND_REFRESH_ENABLED = os.getenv("NEWS_BACKGROUND_REFRESH_ENABLED", "true").lower() == "true"
NEWS_BACKGROUND_REFRESH_ON_START = os.getenv("NEWS_BACKGROUND_REFRESH_ON_START", "true").lower() == "true"