"""139-1 관 보호공 높이 = 관경 + 0.5 — 화면 쪽(새 관 기본값 · 폼 읽기 옮김 · 관경 따라감).

- B05 `optionDefaults` → `fillPipeHeights`: 새 관 높이 칸 셋(유입 · 유출 흙막이 · 유입 집수정) = 관경 + 0.5.
- 폼 `followPipeHeights`(둘 다 `common_util_culvert_sets.ts`): 읽을 때 옛 1.5 · 관경 > 1.0 → 관경 + 0.5 · 관경을 바꾸면 옛 규칙 값 ·
  옛 1.5 칸만 따라감(손 값 · 빈 칸 그대로).
"""

from __future__ import annotations

import json
import subprocess
from pathlib import Path

import pytest

ROOT = Path(__file__).resolve().parents[2]
TSC = ROOT / "config" / "node_modules" / "typescript" / "bin" / "tsc"

_RUNNER = """
import { writeFileSync } from "node:fs";
import { fillPipeHeights, followPipeHeights } from "./common_util_culvert_sets.js";
const keys = ["pipe_diameter_mm", "inlet_revet_height_m", "outlet_revet_height_m", "inlet_basin_height_m"];
const fresh = { pipe_diameter_mm: 1200 }; fillPipeHeights(fresh, keys);
const noPipe = {}; fillPipeHeights(noPipe, keys);
const st = (d, i, o) => ({ pipe: [{ diameter: d }], inlet: [{ height: i }], outlet: [{ height: o }] });
const read = st("1200", "1.5", "1.6"); followPipeHeights(read, "1200");
const small = st("800", "1.5", ""); followPipeHeights(small, "800");
const change = st("1200", "1.7", "2.2"); followPipeHeights(change, "1500", "1200");
const old = st("1000", "1.5", ""); followPipeHeights(old, "800", "1000");
writeFileSync(process.argv[2], JSON.stringify({ fresh, noPipe, read, small, change, old }));
"""


@pytest.mark.skipif(not TSC.is_file(), reason="프론트엔드 의존성 미설치")
def test_화면_높이_규칙(tmp_path: Path) -> None:
    out = tmp_path / "js"
    subprocess.run(  # noqa: S603 — 고정 실행 파일
        [
            "node",
            str(TSC),
            str(ROOT / "common_util" / "common_util_culvert_sets.ts"),
            "--outDir",
            str(out),
            "--module",
            "esnext",
            "--target",
            "es2022",
            "--skipLibCheck",
            "--ignoreConfig",
        ],
        cwd=str(ROOT),
        capture_output=True,
    )
    (out / "runner.mjs").write_text(_RUNNER, encoding="utf-8")
    result = tmp_path / "out.json"
    run = subprocess.run(  # noqa: S603
        ["node", str(out / "runner.mjs"), str(result)], capture_output=True, text=True
    )
    assert run.returncode == 0, run.stderr[-2000:]
    got = json.loads(result.read_text(encoding="utf-8"))

    for key in ("outlet_revet_height_m", "inlet_basin_height_m"):
        assert got["fresh"][key] == pytest.approx(1.7), key  # Φ1200 → 1.7
    assert got["fresh"]["inlet_revet_height_m"] == pytest.approx(1.9)  # 유입 흙막이 + 0.7(211-1)
    assert "inlet_revet_height_m" not in got["noPipe"]  # 관경 없음 = 안 채움
    assert got["read"]["inlet"][0]["height"] == "1.7"  # 옛 1.5 · Φ1200 → 1.7
    assert got["read"]["outlet"][0]["height"] == "1.6"  # 손 값 그대로
    assert got["small"]["inlet"][0]["height"] == "1.5"  # Φ800 의 1.5 는 그대로
    assert (
        got["change"]["inlet"][0]["height"] == "2.2"
    )  # 옛 + 0.5 값(1.7) → 유입 새 규칙(1.5 + 0.7)
    assert got["change"]["outlet"][0]["height"] == "2.2"  # 손 값 그대로
    assert got["old"]["inlet"][0]["height"] == "1.5"  # 옛 1.5 → Φ800 유입 규칙(0.8 + 0.7)
    assert got["old"]["outlet"][0]["height"] == ""  # 빈 칸 그대로