"""The chart API must keep the ascendant nakshatra the engine already computed."""

from __future__ import annotations

import sys
from pathlib import Path

import pytest

ROOT = Path(__file__).resolve().parents[1]
SCRIPTS = ROOT / "scripts"
TESTS = ROOT / "tests"
for path in (SCRIPTS, TESTS):
    if str(path) not in sys.path:
        sys.path.insert(0, str(path))

import jyotish_api_server  # noqa: E402
from test_api_server_security import _handler  # noqa: E402

BEIJING = {
    "year": 1990,
    "month": 6,
    "day": 15,
    "hour": 12,
    "minute": 0,
    "second": 0,
    "lat": 39.9042,
    "lon": 116.4074,
    "tz": 8,
    "ayanamsa": "raman",
    "node_mode": "mean",
    "transit_date": "2026-10-15",
    "skip_vedastro_main_entry_overview": True,
}


def test_api_chart_keeps_ascendant_nakshatra_from_the_engine(monkeypatch: pytest.MonkeyPatch) -> None:
    monkeypatch.setenv("JYOTISH_API_CHART_CACHE_TTL_SECONDS", "0")
    monkeypatch.setenv("VEDASTRO_ENABLE_NETWORK", "0")
    monkeypatch.setattr(
        jyotish_api_server,
        "_attach_vedastro_main_entry_overview",
        lambda result, _birth: result,
    )
    engine = jyotish_api_server._load_local_module("jyotish_engine")
    result = _handler()._compute_chart_sync(BEIJING)
    lon = result["ascendant"]["lon"]
    expected = engine._nakshatra_fields(lon)

    for packet in (result["ascendant"], result["modules"]["chart"]["ascendant"]):
        assert packet["nakshatra"] == expected["nakshatra"]
        assert packet["nakshatra_pada"] == expected["nakshatra_pada"]
        assert packet["nakshatra_lord"] == expected["nakshatra_lord"]
    assert result["ascendant"]["nakshatra"] == "Uttara Phalguni"
    assert result["ascendant"]["nakshatra_pada"] == 1
    assert result["ascendant"]["nakshatra_lord"] == "Sun"