"""C군 벽 제원 — 파이썬·TS 짝 거울 테스트.

`B06_Section_Engine_Structures_Wall`(서버, 저장분 기준)과
`common_util/common_util_structure_walls.ts`(브라우저, 미저장 목록 기준)가 같은 입력에
같은 제원을 내는지 대조한다(CLAUDE.md 5장 — 짝을 두면 거울 테스트 필수).

TS 는 프로젝트 tsc 로 옮겨 **실제 코드 그대로** 돌린다(배수관 세트 거울 테스트와 같은 방식).
"""

import json
import subprocess
import sys
import tempfile
from pathlib import Path

PROJECT_ROOT = Path(__file__).resolve().parents[2]
sys.path.insert(0, str(PROJECT_ROOT))
TSC = PROJECT_ROOT / "config" / "node_modules" / "typescript" / "bin" / "tsc"

STRUCTURES = [
    {
        "structure_id": "abc",
        "type_id": "masonry_wet",
        "placement": "interval",
        "chainage_m": 40.0,
        "start_m": 35.0,
        "end_m": 45.0,
        "options": {"height_m": 2.5, "length_m": 10, "before_m": 5, "after_m": 5},
    },
    {
        "structure_id": None,
        "type_id": "retaining_wall",
        "placement": "interval",
        "chainage_m": 120.0,
        # 뒤집힌 구간 — 두 벌 다 작은 값을 시작으로 정렬해야 한다.
        "start_m": 130.0,
        "end_m": 110.0,
        "options": {"height_m": 3.0, "side": "우", "tiers": 2},
    },
    {
        "structure_id": "no-range",
        "type_id": "soil_guard",
        "placement": "interval",
        "chainage_m": 200.0,
        "start_m": None,
        "end_m": None,
        "options": {},
    },
]
NAMES = {"masonry_wet": "돌쌓기(찰)", "retaining_wall": "옹벽", "soil_guard": "흙막이"}
CHAINAGES = [20.0, 40.0, 45.02, 60.0, 115.0, 200.0]

_RUNNER = """
import { readFileSync, writeFileSync } from "node:fs";
import { attachWallSpecs, wallSpecsFrom } from "./common_util_structure_walls.js";
const input = JSON.parse(readFileSync(process.argv[2], "utf8"));
const specs = wallSpecsFrom(input.structures, new Map(Object.entries(input.names)));
const sections = input.chainages.map((chainage_m) => ({ chainage_m }));
attachWallSpecs(sections, specs);
writeFileSync(process.argv[3], JSON.stringify({ specs, sections }));
"""


def _python_result() -> dict:
    from B06_Section.B06_Section_Engine_Structures_Wall import _FORM_BY_TYPE, attach_wall_structures

    specs = []
    for item in STRUCTURES:
        name = NAMES.get(item["type_id"])
        start, end = item["start_m"], item["end_m"]
        if not name or start is None or end is None:
            continue
        options = item["options"] or {}
        specs.append(
            {
                "structure_id": item["structure_id"],
                "type_id": item["type_id"],
                "name": name,
                "start_m": float(min(start, end)),
                "end_m": float(max(start, end)),
                "anchor_m": float(item["chainage_m"]),
                "form": options.get("form") or _FORM_BY_TYPE.get(item["type_id"]),
                "height_m": options.get("height_m"),
                "side": options.get("side"),
                # 기초 축(2026-09-09 신설) — 저장 칸과 같은 글자. 초안 경로에서 빠지면
                # 터파기가 안 그려져 「그림이 값에 안 따라간다」가 된다.
                "foundation": options.get("foundation"),
                "tiers": options.get("tiers"),
                "lift_m": options.get("lift_m"),
                "shift_m": options.get("shift_m"),
                # 전면 기울기 판정 칸(2026-09-14 B5) — 저장 원본 그대로.
                "face_role": options.get("face_role"),
                "face_slope_ratio": options.get("face_slope_ratio"),
            }
        )
    # 얹기 규칙은 같은 함수를 쓸 수 없으므로(정본 파일을 읽는다) 여기서 같은 규칙으로 흉내낸다.
    sections = [{"chainage_m": value} for value in CHAINAGES]
    for section in sections:
        for spec in specs:
            if spec["start_m"] - 0.02 <= section["chainage_m"] <= spec["end_m"] + 0.02:
                section["revetment"] = spec
                break
    assert callable(attach_wall_structures)
    return {"specs": specs, "sections": sections}


def _ts_result(tmp_path: Path) -> dict:
    out = tmp_path / "js"
    subprocess.run(  # noqa: S603 — 고정 실행 파일
        [
            "node",
            str(TSC),
            str(PROJECT_ROOT / "common_util" / "common_util_structure_walls.ts"),
            "--outDir",
            str(out),
            "--module",
            "esnext",
            "--target",
            "es2022",
            "--moduleResolution",
            "bundler",
            "--ignoreConfig",
        ],
        cwd=str(PROJECT_ROOT),
        check=True,
        capture_output=True,
    )
    (out / "runner.mjs").write_text(_RUNNER, encoding="utf-8")
    payload = tmp_path / "input.json"
    result = tmp_path / "output.json"
    payload.write_text(
        json.dumps({"structures": STRUCTURES, "names": NAMES, "chainages": CHAINAGES}),
        encoding="utf-8",
    )
    subprocess.run(  # noqa: S603
        ["node", str(out / "runner.mjs"), str(payload), str(result)],
        cwd=str(PROJECT_ROOT),
        check=True,
        capture_output=True,
    )
    return json.loads(result.read_text(encoding="utf-8"))


def test_wall_specs_mirror():
    with tempfile.TemporaryDirectory() as workdir:
        ts = _ts_result(Path(workdir))
    py = _python_result()
    assert len(ts["specs"]) == len(py["specs"]) == 2
    assert ts["specs"] == py["specs"]
    ts_marks = [
        (s["chainage_m"], (s.get("revetment") or {}).get("type_id")) for s in ts["sections"]
    ]
    py_marks = [
        (s["chainage_m"], (s.get("revetment") or {}).get("type_id")) for s in py["sections"]
    ]
    assert ts_marks == py_marks
    # 구간 밖 측점에는 안 붙는다 / 경계 오차(0.02m) 안은 붙는다.
    assert dict(ts_marks)[20.0] is None
    assert dict(ts_marks)[45.02] == "masonry_wet"