/* 박스암거 명세 단위검증 헬퍼(PLAN 52-2) — `design_structure_spec.ts` · `design_structure_box.ts` 를
 * 그 자리에서 트랜스파일해 Node 로 돌림(꼴만 import). 결과 = JSON 한 벌.
 * 인자 `names` 면 박스암거 이름 표(정의 `종류.box_culvert.이름`)만 냄.
 */
const fs = require("fs");
const path = require("path");
const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));

const ROOT = path.join(__dirname, "..", "..");
const load = (file) => {
  const src = fs.readFileSync(path.join(ROOT, "A00_Common", "design", file), "utf8");
  const js = ts.transpileModule(src, {
    compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2020 },
  }).outputText;
  const box = { exports: {} };
  new Function("exports", "module", "require", js)(box.exports, box, require);
  return box.exports;
};
const s = load("design_structure_spec.ts");
const b = load("design_structure_box.ts");
const SPEC = b.BOX_SPEC;

if (process.argv[2] === "names") {
  process.stdout.write(JSON.stringify(s.nameTable(SPEC)));
  process.exit(0);
}

/** 화면이 하는 차례 그대로 — 옛 값 정리 → 명세 읽기 → 본체 칸 되찾기 → 저장 옵션. */
const roundTrip = (options, edit) => {
  const state = s.readState(SPEC, b.boxOptionsIn(options));
  Object.assign(state.body[0], b.bodyOf(options));
  edit?.(state);
  return { state, out: { ...s.writeOptions(SPEC, state), ...b.bodyOptions(state.body[0]) } };
};
const body = SPEC.containers.find((c) => c.id === "body");
const width = body.items.find((i) => i.id === "width");

const old = { body_width_m: 3, body_height_m: 2.5, wing_in: "있음", wing_in_length_m: 2 };
const out = {
  containers: SPEC.containers.map((c) => [c.id, c.title, c.required]),
  links: SPEC.containers.map((c) => s.linkOf(c, 1)),
  sizes: body.items[0].choices.map((c) => c.value),
  structures: SPEC.containers[1].items[0].choices.map((c) => c.value),
  customHidden: s.branchOf(width, { size: "2.0×2.0" }),
  customShown: s.branchOf(width, { size: "사용자 입력" }),
  old: roundTrip(old),
  preset: roundTrip({ body_width_m: 2, body_height_m: 2, wing_out: "없음" }),
  toPreset: roundTrip(old, (st) => {
    st.body[0].size = "3.0×3.0";
    st.outlet[0].structure = "흙막이";
  }),
  toCustom: roundTrip({ body_width_m: 2, body_height_m: 2 }, (st) => {
    st.body[0].size = "사용자 입력";
    st.body[0].width = "2.4";
    st.body[0].height = "1.8";
  }),
  blank: roundTrip({}),
  keys: s.specKeys(SPEC),
  retired: SPEC.retired,
};
process.stdout.write(JSON.stringify(out));