from pathlib import Path

from pydantic_settings import BaseSettings

APP_DIR = Path(__file__).resolve().parent


class Settings(BaseSettings):
    database_path: str = "/data/newsatlas.db"

    owm_api_key: str = ""
    acled_api_key: str = ""
    acled_email: str = ""

    rss_poll_minutes: int = 10
    market_poll_minutes: int = 15
    # Absolute floor: minimum |% change| between two consecutive polls of the
    # same instrument before it's even eligible to be a "spike," regardless
    # of that instrument's own volatility. Prevents a very calm instrument's
    # tiny normal wiggle from counting as "abnormal" just because it's small.
    market_spike_threshold_pct: float = 1.5
    # Above the floor, a move must also be at least this many times the
    # instrument's own recent typical (mean absolute) poll-to-poll move to
    # count as a spike — the "higher than historical norm" check. Skipped
    # (falls back to the floor alone) until there's enough price history.
    market_spike_volatility_multiplier: float = 2.5
    # How far back to look when computing that "recent typical move" baseline.
    market_spike_history_days: int = 7
    # Minimum number of historical poll-to-poll observations required before
    # the volatility check applies; below this, only the floor above applies.
    market_spike_min_samples: int = 8
    # How far back (and forward, capped at "now") from the previous poll to
    # search for candidate-cause articles around a detected spike.
    market_spike_lookback_hours: int = 6
    conflict_poll_minutes: int = 60

    article_window_hours: int = 72

    sources_file: str = str(APP_DIR / "sources.yaml")
    gazetteer_file: str = str(APP_DIR / "data" / "gazetteer.csv")

    # --- Flights overlay (OpenSky Network) ---
    # Anonymous access works out of the box but is capped at 400 credits/day;
    # a full-globe states/all poll costs several credits, so the default
    # interval below is deliberately conservative. Free registration
    # (opensky-network.org) raises the cap to 4000/day — set these and drop
    # FLIGHTS_POLL_SECONDS if you want closer-to-live updates.
    opensky_username: str = ""
    opensky_password: str = ""
    flights_poll_seconds: int = 300
    military_ranges_file: str = str(APP_DIR / "data" / "military_ranges.yaml")

    # --- Polymarket trending bets (public Gamma API, no key needed) ---
    polymarket_poll_minutes: int = 15

    class Config:
        env_file = ".env"


settings = Settings()