/* 65장 세월교 · 박스암거 · 물넘이 포장 명세 단위검증 헬퍼 — `design_structure_*.ts` 를 그 자리에서 트랜스파일해
 * Node 로 돌림(같은 폴더 명세 import 는 따라 옮김). 결과 = JSON 한 벌. 짝 = `test_65_ford_defaults.py`.
 */
const fs = require("fs");
const path = require("path");
const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));

const ROOT = path.join(__dirname, "..", "..");
const cache = new Map();
const load = (file) => {
  if (cache.has(file)) return cache.get(file);
  const js = ts.transpileModule(fs.readFileSync(file, "utf8"), {
    compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2020 },
  }).outputText;
  const box = { exports: {} };
  cache.set(file, box.exports);
  const near = (m) => {
    const base = m.startsWith("@config/")
      ? path.join(ROOT, "config", m.slice(8))
      : path.join(path.dirname(file), m);
    return load(`${base}.ts`);
  };
  new Function("exports", "module", "require", js)(box.exports, box, near);
  return box.exports;
};
const D = (f) => path.join(ROOT, "A00_Common", "design", f);
const s = load(D("design_structure_spec.ts"));
const { FORD_SPEC, withLegacyGuards } = load(D("design_structure_ford.ts"));
const { BOX_SPEC } = load(D("design_structure_box.ts"));
const { FORD_PAVEMENT_SPEC } = load(D("design_structure_ford_pavement.ts"));
const calc = load(D("design_structure_ford_calc.ts"));

/** 상자마다 칸 id · 갈래(구조 값 → 저장 키) — 칸 목록 대조용. */
const items = (spec) =>
  Object.fromEntries(
    spec.containers.map((c) => [
      c.id,
      c.items.map((i) => [i.id, i.by ? Object.keys(i.by.map) : null, i.default ?? null]),
    ]),
  );
const none = (spec) =>
  Object.fromEntries(
    spec.containers.map((c) => [
      c.id,
      [s.isNone(c, { structure: "없음" }), s.isNone(c, { structure: "흙막이" })],
    ]),
  );

// 세월교 유입 흙막이 · 유출 없음 · 추가 흙막이 1 · 도수로 1 → 저장 → 다시 읽기
const fordState = s.readState(FORD_SPEC, withLegacyGuards({ pipe_diameter_mm: 1000 }));
fordState.inlet[0] = {
  structure: "흙막이",
  form: "돌망태",
  length: "8",
  height: "1.2",
  before: "3",
  after: "5",
};
fordState.outlet[0] = { structure: "없음" };
fordState.soil_add.push({ form: "바자", length: "6", height: "1", before: "3", after: "3" });
fordState.chute_add.push({ structure: "돌붙임" });
const fordOut = s.writeOptions(FORD_SPEC, fordState);
const fordBack = s.readState(FORD_SPEC, withLegacyGuards(fordOut));

// 박스 유출 흙막이 → 저장 키
const boxState = s.readState(BOX_SPEC, {});
boxState.outlet[0] = { structure: "흙막이", form: "콘크리트", length: "4", height: "2" };
const boxOut = s.writeOptions(BOX_SPEC, boxState);

// 물넘이 포장 경사각 · 월류 폭 · 높이
const paveState = s.readState(FORD_PAVEMENT_SPEC, { ford_slope_deg: 3, ford_width_m: 5 });
paveState.slope[0].height = String(calc.fordHeightM(2.54, 5));
const paveOut = s.writeOptions(FORD_PAVEMENT_SPEC, paveState);

process.stdout.write(
  JSON.stringify({
    ford: items(FORD_SPEC),
    box: items(BOX_SPEC),
    pave: items(FORD_PAVEMENT_SPEC),
    fordNone: none(FORD_SPEC),
    boxNone: none(BOX_SPEC),
    fordOut,
    fordBack,
    boxOut,
    paveOut,
    paveRetired: FORD_PAVEMENT_SPEC.retired,
    fordKeys: s.specKeys(FORD_SPEC),
    boxKeys: s.specKeys(BOX_SPEC),
    paveKeys: s.specKeys(FORD_PAVEMENT_SPEC),
    table: [0.5, 2.54, 8, 30].flatMap((q) =>
      [3, 5, 10, 20].map((b) => [q, b, calc.fordHeightM(q, b)]),
    ),
  }),
);