/* PLAN 323-6 바꿈 한 길 헬퍼 — 진짜 `B05_Profile_Api_Structures.ts`(구조물 초안) · `design_store.ts`(바뀜 신호)를
 * 그 자리에서 트랜스파일해 Node 로 돌림(세션만 흉내) · 결과 = 표준출력 JSON. 짝 = `test_323_6_change.py`.
 */
const fs = require("fs");
const path = require("path");
const ROOT = path.join(__dirname, "..", "..");
const ts = require(path.join(ROOT, "config", "node_modules", "typescript"));
const CATALOG = require("./helper_322_catalog_module.cjs");

const memory = new Map();
const store = {
  getItem: (k) => (memory.has(k) ? memory.get(k) : null),
  setItem: (k, v) => memory.set(k, String(v)),
  removeItem: (k) => memory.delete(k),
  key: (i) => [...memory.keys()][i] ?? null,
  get length() {
    return memory.size;
  },
};
globalThis.window = { sessionStorage: store, localStorage: store, addEventListener: () => {} };
globalThis.sessionStorage = store;
globalThis.localStorage = store;

const cache = new Map();
function load(file) {
  const full = path.resolve(file);
  if (cache.has(full)) return cache.get(full);
  const js = ts.transpileModule(fs.readFileSync(full, "utf8"), {
    compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2020 },
  }).outputText;
  const box = { exports: {} };
  cache.set(full, box.exports);
  const need = (spec) => {
    if (CATALOG.isCatalogRequest(spec)) return CATALOG;
    if (spec.startsWith("@ui/")) return new Proxy({}, { get: () => () => {} });
    if (spec.startsWith("@config/")) return load(path.join(ROOT, "config", `${spec.slice(8)}.ts`));
    if (spec.startsWith(".")) return load(path.join(path.dirname(full), `${spec}.ts`));
    return require(spec);
  };
  new Function("exports", "module", "require", js)(box.exports, box, need);
  return box.exports;
}

const api = load(path.join(ROOT, "B05_Profile", "B05_Profile_Api_Structures.ts"));
const { useDesignStore } = load(path.join(ROOT, "A00_Common", "design", "design_store.ts"));
const heard = { structures: [], pipes: [] };
const shop = useDesignStore("P", null);
for (const key of ["structures", "pipes"]) shop.subscribe(key, (value) => heard[key].push(value));
const wall = { structure_id: "w1", type_id: "retaining_wall", chainage_m: 10 };
api.writePendingStructures("P", [wall]);
api.writePendingStructures("P", null);
api.writePendingStructures("P", [wall]);
// 바뀜 신호 거르기 — 구조물 = 늘 · 관 = 자리 · 종류 · 구간 · 잇기가 바뀔 때만(옵션만 = 폼 길이 그 카드)
const status = load(path.join(ROOT, "A00_Common", "design", "design_structure_status.ts"));
let fired = 0;
const off = status.watchDrafts("Q", () => (fired += 1));
const shopQ = useDesignStore("Q", null);
shopQ.set("pipes", [{ chainage_m: 10, source: "user", options: { a: 1 } }]);
shopQ.set("pipes", [{ chainage_m: 10, source: "user", options: { a: 2 } }]);
shopQ.set("pipes", [{ chainage_m: 12, source: "user", options: { a: 2 } }]);
shopQ.set("pipes", [{ chainage_m: 12, source: "user", facility: "box_culvert" }]);
shopQ.set("structures", []);
off();
shopQ.set("structures", null);

process.stdout.write(
  JSON.stringify({
    watch: fired,
    heard: heard.structures.map((v) => (v ? v.length : null)),
    pipesHeard: heard.pipes.length,
    read: api.readPendingStructures("P"),
    key: memory.has("aislo:draft:structures:P"),
    swaps: [
      "mirror>curb",
      "mirror>guardrail",
      "refuge>work_yard",
      "pipe>box_culvert",
      "pipe>revetment",
      "cross_underdrain>pipe",
    ].map((pair) => [pair, CATALOG.swapsInPlace(...pair.split(">"))]),
  }),
);