/* 354-2 종단 기준 숨김 — 진짜 `readVisible`(B05 유토곡선) · `normalizeVisibleBasis` ·
 * `computeMassHaulSeries`(공용)를 잘라 돌려 JSON 으로 냄.
 *   · 저장된 범례 = 종단 → 횡단으로 맞춤 · 분배 켬은 그대로
 *   · 기준 ["cross"] = 횡단 계열 하나 · 기본(묶음 단계) = 두 기준 그대로 */
const fs = require("fs");
const path = require("path");
const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));

const ROOT = path.join(__dirname, "..", "..");
const read = (...p) => fs.readFileSync(path.join(ROOT, ...p), "utf8");
const transpile = (code) =>
  ts.transpileModule(code, {
    compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2020 },
  }).outputText;
const block = (src, head) => {
  const at = src.indexOf(head);
  if (at < 0) throw new Error(`없음: ${head}`);
  return src.slice(at, src.indexOf("\n}", at) + 2).replace(/^export /, "");
};

const util = read("common_util", "common_util_mass_haul.ts");
const mass = read("B05_Profile", "B05_Profile_UI_Profile_MassHaul.ts");
let stored = null;
const src = [
  'const SERIES_BASES = ["cross", "longitudinal"];',
  'const DEFAULT_VISIBLE = ["cross", "balance"];', // 367-1 기본 = 횡단 + 분배
  block(util, "export function normalizeVisibleBasis("),
  block(mass, "function readVisible(): Set<string> {"),
  block(util, "export function computeMassHaulSeries("),
].join("\n");
const api = new Function(
  "readStateRaw",
  "designedSections",
  "crossAreaSamples",
  "longitudinalAreaSamples",
  "integrate",
  `${transpile(src)}; return { readVisible, computeMassHaulSeries };`,
)(
  () => stored,
  (sections) => sections,
  () => [{ basis: "cross" }],
  () => [{ basis: "longitudinal" }],
  (samples) => ({ from: samples[0].basis }),
);

const visible = (raw) => ((stored = raw), [...api.readVisible()].sort());
process.stdout.write(
  JSON.stringify({
    longitudinal: visible('["longitudinal"]'),
    longitudinalBalance: visible('["longitudinal","balance"]'),
    cross: visible('["cross"]'),
    empty: visible(null),
    broken: visible("{"),
    crossOnly: api.computeMassHaulSeries({}, [], {}, undefined, ["cross"]).map((s) => s.key),
    both: api.computeMassHaulSeries({}, [], {}).map((s) => s.key),
  }),
);