/* 472-5 헬퍼 — node helper_472_5_shop.mjs <묶음.mjs> · 표준출력 JSON.
 * ① 되돌리기 · 다시하기가 가게 듣는 쪽(관 · 구조물 사본)을 부르는가 ② 배수 편집기가 남이 고친 관 초안을 받는가. */
import { pathToFileURL } from "node:url";

const storage = () => {
  const m = new Map();
  return {
    getItem: (k) => (m.has(k) ? m.get(k) : null),
    setItem: (k, v) => m.set(k, String(v)),
    removeItem: (k) => m.delete(k),
    key: (i) => [...m.keys()][i] ?? null,
    get length() {
      return m.size;
    },
    clear: () => m.clear(),
  };
};
const any = new Proxy(function () {}, {
  get: (_t, k) => (k === Symbol.toPrimitive ? () => 0 : any),
  apply: () => any,
  construct: () => any,
});
globalThis.window = { sessionStorage: storage(), localStorage: storage() }; // 손길 듣기 없음 = 열 때 규칙 꺼짐
globalThis.sessionStorage = window.sessionStorage;
globalThis.localStorage = window.localStorage;
globalThis.document = any;

const m = await import(pathToFileURL(process.argv[2]).href);
const P = "p472five";
localStorage.setItem("frd_current_project_id", P);
m.pinDraftProject(P);
const store = m.useDesignStore(P, null);
const A = [{ structure_id: "a", type_id: "berm", placement: "point", chainage_m: 20, options: {} }];
const AB = [
  ...A,
  { structure_id: "b", type_id: "berm", placement: "point", chainage_m: 40, options: {} },
];
const pipes1 = [
  { id: "k1", chainage_m: 100, source: "user", facility: "pipe", options: { diameter_mm: 800 } },
];
const pipes2 = [
  { id: "k1", chainage_m: 100, source: "user", facility: "pipe", options: { diameter_mm: 1000 } },
];
store.set("structures", A);
store.set("pipes", pipes1);
m.writePlusDraft(P, [60]);
const history = m.createProfileHistory(() => undefined, 100);
store.set("structures", AB);
store.set("pipes", pipes2);
m.writePlusDraft(P, [60, 80]);
history.record();
const heard = { structures: [], pipes: [], plusStations: [] };
store.subscribe("structures", (v) => heard.structures.push(v));
store.subscribe("pipes", (v) => heard.pipes.push(v));
store.subscribe("plusStations", (v) => heard.plusStations.push(v));
// 계산 묶음 먹이기 — 되돌리기 한 번에 출처마다 한 번만(되살림 훅 한 길 · 472-5 겹침 정리)
const fed = [];
const input = { pipes: pipes2, structures: AB, plusStations: [60, 80] };
const keyOf = { pipe: "pipes", structure: "structures", plus: "plusStations" };
m.feedFacilities({
  projectId: P,
  store,
  ready: () => true,
  gone: () => false,
  saved: () => null,
  input: (key) => input[key],
  routed: () => false,
  feed: (source, value) => {
    fed.push(source);
    input[keyOf[source]] = value;
  },
  resync: async () => undefined,
});
const tick = () => new Promise((done) => setTimeout(done, 5));
history.undo();
await tick();
const afterUndo = {
  structures: heard.structures.at(-1) ?? null,
  pipes: heard.pipes.at(-1) ?? null,
};
const counts = {
  structures: heard.structures.length,
  pipes: heard.pipes.length,
  plusStations: heard.plusStations.length,
  fed: [...fed].sort(),
};
history.redo();
await tick();
const afterRedo = {
  structures: heard.structures.at(-1) ?? null,
  pipes: heard.pipes.at(-1) ?? null,
};

// ② 배수 편집기 — 같은 몸통 = 메아리(안 받음) · 옵션만 바뀜 = 받음 · 고른 관 유지
const editor = m.createPipeEditor(() => undefined);
const facilities = m.createFacilityStore();
editor.setPipes([
  { chainage_m: 100, reason: "user", id: "k1" },
  { chainage_m: 140, reason: "user", id: "k2" },
]);
facilities.replaceFromResponse(pipes1);
editor.select(0);
const body = () =>
  facilities.attach(
    editor.pipes().map((p) => ({ chainage_m: p.chainage_m, source: p.reason, id: p.id })),
  );
const echo = m.adoptEditorPipes(editor, facilities, body(), body());
const next = [
  { id: "k2", chainage_m: 140, source: "user", facility: "pipe" },
  { id: "k1", chainage_m: 100, source: "user", facility: "pipe", options: { diameter_mm: 1200 } },
];
const adopted = m.adoptEditorPipes(editor, facilities, body(), next);
const picked = editor.pipes()[editor.selected() ?? -1]?.id ?? null;
console.log(
  JSON.stringify({
    afterUndo,
    afterRedo,
    counts,
    echo,
    adopted,
    picked,
    options: facilities.get(100)?.options ?? null,
  }),
);