"""PLAN 443 — 저장 누락 ① 구조물 실패 · 상단측 재전송 · 확정 하위 실패(H6 · M3 · M6).

- H6 구조물 저장 실패(409 · 그 밖) = 던짐(저장 한 줄기가 구조물 차례에서 멈춤) · 초안 남음 · 줄 안 막힘.
- M3 상단측 차례 성공 = uphill 세션 비움(다음 [저장]이 다시 안 보냄) · 실패 = 세션 그대로.
- M6 B05 확정 하위(비정규 측점 횡단 · 상단측 병합) 실패 = 응답 failed_parts · 화면이 던짐.
Node 헬퍼 = `helper_443_save_stops.cjs`.

./venv/Scripts/python.exe -m pytest resources/tester/test_443_save_stops.py -q
"""

import asyncio
import json
import subprocess
from pathlib import Path
from uuid import uuid4

import pytest

from B05_Profile import B05_Profile_Router_Lifecycle as lifecycle
from B05_Profile.B05_Profile_Schema import RouteConfirmRequest

HERE = Path(__file__).parent
ROOT = HERE.parents[1]


@pytest.fixture(scope="module")
def out():
    proc = subprocess.run(
        ["node", str(HERE / "helper_443_save_stops.cjs")],
        capture_output=True,
        text=True,
        encoding="utf-8",
        timeout=60,
    )
    assert proc.returncode == 0, proc.stderr
    return json.loads(proc.stdout)


# ── H6 ───────────────────────────────────────────────────────────────────────


def test_구조물_409_던짐_초안_남음(out):
    assert "먼저 저장" in out["conflict"]
    assert out["pendingAfterConflict"] == [{"structure_id": "s1"}]


def test_구조물_실패_뒤_줄이_안_막힘(out):
    assert out["boom"] == "서버 500" and out["pendingAfterBoom"] == [{"structure_id": "s1"}]
    assert out["ok"] == "ok" and out["pendingAfterOk"] is None
    assert out["puts"] == [3, 3, 3]  # 세 번 다 나감


def test_구조물_차례가_토스트로_삼키지_않음():
    page = (ROOT / "B05_Profile" / "B05_Profile_UI_Page_Structures.ts").read_text("utf-8")
    body = page.split("async function persistStructures(")[1].split("\n  }\n")[0]
    assert "showToast(error" not in body and "return;\n" not in body.split("catch (error)")[1]


# ── M3 · M6 화면 ─────────────────────────────────────────────────────────────


def test_상단측_실패면_세션_그대로_성공이면_비움(out):
    assert out["flushFailed"] == "상단측 병합 실패"
    assert out["uphillAfterFail"] == {"40.000": "right"}
    assert out["flushOk"] == "ok" and out["uphillAfterOk"] is None
    assert len(out["bodies"]) == 3  # 실패 · 성공 · (빈 세션은 안 보냄) · 확정 하위 하나


def test_확정_하위_실패면_던짐(out):
    assert out["partsFailed"] == "비정규 측점 횡단 실패"


def test_종단_보기_상단측_차례도_같은_창구():
    actions = (ROOT / "B05_Profile" / "B05_Profile_UI_Page_Actions.ts").read_text("utf-8")
    # 기본 창구와 같은 본문(463 · 472-6 기본 조각) — 상단측은 세션에서 읽음(메모리 옛 값 안 보냄)
    assert "body: base.body," in actions and "flushRouteParts" not in actions
    fetch = (ROOT / "B05_Profile" / "B05_Profile_Api_Fetch.ts").read_text("utf-8")
    assert "uphill_overrides: uphillOverridesOf(projectId)," in fetch
    assert "confirmRoute(" not in actions


# ── M6 서버 ──────────────────────────────────────────────────────────────────


class _Cursor:
    async def __aenter__(self):
        return self

    async def __aexit__(self, *exc):
        return False


class _Connection:
    def __init__(self):
        self.committed = False

    async def begin(self):
        pass

    async def commit(self):
        self.committed = True

    async def rollback(self):
        pass

    def cursor(self):
        return _Cursor()


class _Pool:
    def __init__(self, connection):
        self.connection = connection

    def acquire(self):
        connection = self.connection

        class _Ctx:
            async def __aenter__(self):
                return connection

            async def __aexit__(self, *exc):
                return False

        return _Ctx()


def _patch(monkeypatch, connection, *, append, longitudinal, merge):
    async def latest(*_a):
        return {"id": 7, "status": "DRAFT"}

    async def noop(*_a, **_k):
        return None

    async def storage(*_a):
        return "p"

    async def get_long(*_a):
        return longitudinal

    monkeypatch.setattr(lifecycle, "get_db_pool", lambda: _Pool(connection))
    monkeypatch.setattr(lifecycle, "get_latest_route", latest)
    monkeypatch.setattr(lifecycle, "confirm_route", noop)
    monkeypatch.setattr(lifecycle, "complete_stage", noop)
    monkeypatch.setattr(lifecycle, "_append_irregular_cross_sections", append)
    monkeypatch.setattr(lifecycle, "get_project_storage_relative_path", storage)
    monkeypatch.setattr(lifecycle, "get_longitudinal_section", get_long)
    monkeypatch.setattr(lifecycle, "resolve_stored_project_path", lambda p: p)
    monkeypatch.setattr(lifecycle, "_merge_uphill_overrides_into_longitudinal", merge)
    monkeypatch.setattr(lifecycle, "sync_uphill_overrides_into_designs", noop)


def _boom(*_a, **_k):
    raise RuntimeError("boom")


async def _aboom(*_a, **_k):
    raise RuntimeError("boom")


_REQUEST = RouteConfirmRequest(
    filter_key="csf",
    method="tin",
    surface_model_id=1,
    uphill_overrides=[{"chainage_m": 40.0, "side": "right"}],
)


def test_확정_하위_실패를_응답에_실음(monkeypatch):
    connection = _Connection()
    _patch(
        monkeypatch,
        connection,
        append=_aboom,
        longitudinal={"longitudinal_file_path": "l.json"},
        merge=_boom,
    )
    result = asyncio.run(lifecycle.confirm_latest_route(uuid4(), _REQUEST, False))
    assert result.failed_parts == ["비정규 측점 횡단", "상단측 병합"]
    assert connection.committed  # 확정 자체는 진행(비치명)


def test_종단_없으면_상단측_병합_실패(monkeypatch):
    async def ok(*_a, **_k):
        return None

    _patch(monkeypatch, _Connection(), append=ok, longitudinal=None, merge=lambda *a: None)
    result = asyncio.run(lifecycle.confirm_latest_route(uuid4(), _REQUEST, False))
    assert result.failed_parts == ["상단측 병합(종단 없음)"]


def test_다_되면_빈_목록(monkeypatch):
    async def ok(*_a, **_k):
        return None

    _patch(
        monkeypatch,
        _Connection(),
        append=ok,
        longitudinal={"longitudinal_file_path": "l.json"},
        merge=lambda *a: None,
    )
    result = asyncio.run(lifecycle.confirm_latest_route(uuid4(), _REQUEST, False))
    assert result.failed_parts == []