"""Klient HTTP do warstwy logicznej.

Jedyny punkt styku prezentacji w dół. Przekazuje dane z formularza i odbiera
opracowane wyniki. Prezentacja nie sięga bezpośrednio do bazy ani do silnika.
"""
from __future__ import annotations

import os
from typing import Any

import httpx

from app.config import settings


def _auth_headers() -> dict[str, str]:
    """Token międzywarstwowy (LOG-32) — pusty, gdy ochrona wyłączona."""
    token = os.getenv("INTERNAL_TOKEN", "")
    return {"X-Astrololo-Token": token} if token else {}


class LogicClient:
    def __init__(self, base_url: str | None = None) -> None:
        self.base_url = (base_url or settings.logic_url).rstrip("/")

    def query(self, query: str, field: str, exact: bool, limit: int) -> dict[str, Any]:
        payload = {"query": query, "field": field, "exact": exact, "limit": limit}
        with httpx.Client(timeout=settings.http_timeout) as client:
            r = client.post(f"{self.base_url}/api/query", json=payload, headers=_auth_headers())
            r.raise_for_status()
            return r.json()

    def positions(
        self,
        when_utc_iso: str,
        lat: float,
        lon: float,
        objects: list[str] | None = None,
        house_system: str = "whole_sign",
        stations: bool = False,
        zodiac: str = "tropical",
    ) -> dict[str, Any]:
        """Pełny horoskop dla danego momentu — woła logic /chart/positions."""
        payload = {
            "when_utc": when_utc_iso,
            "lat": lat,
            "lon": lon,
            "objects": objects,
            "house_system": house_system,
            "stations": stations,
            "zodiac": zodiac,
        }
        # stacje wymagają root-findów — dłuższy timeout
        with httpx.Client(timeout=max(settings.http_timeout, 60.0) if stations else settings.http_timeout) as client:
            r = client.post(f"{self.base_url}/chart/positions", json=payload, headers=_auth_headers())
            r.raise_for_status()
            return r.json()

    def report(
        self, when_utc_iso: str, lat: float, lon: float, limit: int = 5000, group: bool = False
    ) -> dict[str, Any]:
        """Sygnifikatory z obliczeń szukane w bazie — woła logic /chart/report."""
        payload = {"when_utc": when_utc_iso, "lat": lat, "lon": lon, "limit": limit, "group": group}
        with httpx.Client(timeout=max(settings.http_timeout, 30.0)) as client:
            r = client.post(f"{self.base_url}/chart/report", json=payload, headers=_auth_headers())
            r.raise_for_status()
            return r.json()

    def prompt(
        self, profile: str, when_utc_iso: str, lat: float, lon: float,
        budget: str = "medium", from_date: str | None = None, to_date: str | None = None,
    ) -> dict[str, Any]:
        """Gotowy prompt do LLM z wyliczeń (LOG-29/30) — woła logic /chart/prompt."""
        payload: dict[str, Any] = {
            "profile": profile, "when_utc": when_utc_iso,
            "lat": lat, "lon": lon, "budget": budget,
        }
        if from_date and to_date:
            payload["from_date"], payload["to_date"] = from_date, to_date
        with httpx.Client(timeout=max(settings.http_timeout, 60.0)) as client:
            r = client.post(f"{self.base_url}/chart/prompt", json=payload, headers=_auth_headers())
            r.raise_for_status()
            return r.json()

    def horoscope(
        self, profile: str, when_utc_iso: str, lat: float, lon: float,
        budget: str = "medium", provider: str | None = None,
        from_date: str | None = None, to_date: str | None = None,
    ) -> dict[str, Any]:
        """Napisany horoskop (LOG-31) — woła logic /chart/horoscope.

        Generowanie tekstu trwa (zwłaszcza na modelu lokalnym), stąd długi timeout.
        """
        payload: dict[str, Any] = {
            "profile": profile, "when_utc": when_utc_iso,
            "lat": lat, "lon": lon, "budget": budget,
        }
        if provider:
            payload["provider"] = provider
        if from_date and to_date:
            payload["from_date"], payload["to_date"] = from_date, to_date
        with httpx.Client(timeout=max(settings.http_timeout, 300.0)) as client:
            r = client.post(f"{self.base_url}/chart/horoscope", json=payload, headers=_auth_headers())
            r.raise_for_status()
            return r.json()

    def timeline(
        self, when_utc_iso: str, lat: float, lon: float,
        from_date: str, to_date: str, interpret: bool = True,
    ) -> dict[str, Any]:
        """Oś czasu z technik (+interpretacje z bazy) — woła logic /chart/timeline."""
        payload = {
            "when_utc": when_utc_iso, "lat": lat, "lon": lon,
            "from_date": from_date, "to_date": to_date, "interpret": interpret,
        }
        with httpx.Client(timeout=max(settings.http_timeout, 60.0)) as client:
            r = client.post(f"{self.base_url}/chart/timeline", json=payload, headers=_auth_headers())
            r.raise_for_status()
            return r.json()