/* 구조물 폼 「집계 항목」 단위검증 헬퍼(PLAN 21-4) — TS 를 그 자리에서 트랜스파일해 Node 로 돌린다.
 * 화면 그릇(DOM)은 시험에 필요한 만큼만 흉내낸다. 결과는 표준출력에 JSON 한 벌.
 *
 * ⚠ 확장자가 `.cjs` 인 까닭은 `helper_b05_curve_radius_floor.cjs` 머리와 같다.
 */
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();

// ── 화면 그릇 흉내 — 요소 · 클래스 · 이벤트 · 글자만 ─────────────────────────
class FakeNode {
  constructor(tag) {
    this.tagName = tag;
    this.children = [];
    this.dataset = {};
    this.style = {};
    this.listeners = {};
    this._text = "";
    this._classes = new Set();
    this.title = "";
    this.hidden = false;
    this.disabled = false;
    const self = this;
    this.classList = {
      add: (...names) => names.forEach((n) => self._classes.add(n)),
      remove: (...names) => names.forEach((n) => self._classes.delete(n)),
      toggle: (name, force) => {
        const on = force === undefined ? !self._classes.has(name) : !!force;
        on ? self._classes.add(name) : self._classes.delete(name);
        return on;
      },
      contains: (name) => self._classes.has(name),
    };
  }
  set className(value) {
    this._classes = new Set(String(value).split(/\s+/).filter(Boolean));
  }
  get className() {
    return [...this._classes].join(" ");
  }
  set textContent(value) {
    this._text = String(value);
    this.children = [];
  }
  get textContent() {
    return this._text + this.children.map((c) => c.textContent).join("");
  }
  append(...kids) {
    kids.forEach((k) =>
      this.children.push(
        typeof k === "string" ? Object.assign(new FakeNode("#text"), { _text: k }) : k,
      ),
    );
  }
  replaceChildren(...kids) {
    this.children = [];
    this.append(...kids);
  }
  addEventListener(type, handler) {
    (this.listeners[type] ||= []).push(handler);
  }
  click() {
    (this.listeners.click || []).forEach((h) => h({ target: this }));
  }
  scrollIntoView() {}
  // 시험에 필요한 두 가지 선택자만 — `[data-option-keys]` · `.클래스`
  querySelectorAll(selector) {
    const match = selector.startsWith("[")
      ? (n) => n.dataset && n.dataset.optionKeys !== undefined
      : (n) => n.classList.contains(selector.slice(1));
    const found = [];
    const walk = (node) =>
      node.children.forEach((kid) => {
        if (kid.classList && match(kid)) found.push(kid);
        walk(kid);
      });
    walk(this);
    return found;
  }
}
globalThis.document = { createElement: (tag) => new FakeNode(tag) };
globalThis.Option = function Option(text, value) {
  const node = new FakeNode("option");
  node._text = String(text);
  node.value = value;
  return node;
};
globalThis.requestAnimationFrame = (fn) => fn();
const session = new Map();
globalThis.window = {
  sessionStorage: {
    getItem: (k) => session.get(k) ?? null,
    setItem: (k, v) => session.set(k, String(v)),
    removeItem: (k) => session.delete(k),
  },
};
globalThis.sessionStorage = globalThis.window.sessionStorage;

const STUBS = {
  "@config/config_frontend": { API_BASE_URL: "/api", API_TIMEOUT_MS: 1000 },
};

function loadTs(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 localRequire = (request) => {
    if (STUBS[request]) return STUBS[request];
    // 화면 공용 부품(@ui/…) — 이 시험이 안 쓰는 것이라 뭘 불러도 아무 일 안 하는 함수로 막아 둠
    if (request.startsWith("@ui/")) return new Proxy({}, { get: () => () => {} });
    if (request.startsWith(".") && request.endsWith(".json")) {
      return JSON.parse(fs.readFileSync(path.join(path.dirname(full), request), "utf8"));
    }
    return request.startsWith(".")
      ? loadTs(path.join(path.dirname(full), `${request}.ts`))
      : require(request);
  };
  new Function("exports", "module", "require", js)(box.exports, box, localRequire);
  cache.set(full, box.exports);
  return box.exports;
}

const B05 = (name) => loadTs(path.join(ROOT, "B05_Profile", `${name}.ts`));
const item = loadTs(path.join(ROOT, "common_util", "common_util_summary_item.ts"));
const logic = B05("B05_Profile_UI_Structures_Summary");
const merge = B05("B05_Profile_UI_Drainage_Facility_Merge");
const { buildSummaryRow } = B05("B05_Profile_UI_Structures_Summary_Row");
const { renderStructureList } = B05("B05_Profile_UI_Structures_List");
const { renderOptionFields } = B05("B05_Profile_UI_Structures_Panel_Options");
const commitModule = B05("B05_Profile_UI_Structures_Panel_Commit");
const { createHiddenOptions } = B05("B05_Profile_UI_Drainage_Facility_Hidden");
const { labeled } = B05("B05_Profile_UI_Drainage_Facility_Fields");

const out = {};
const A = {
  layer: "personal",
  owner: "삼성/홍길동",
  key: "SS000007",
  name: "돌기슭막이 메쌓기 1.2m",
};
const B = { layer: "system", owner: null, key: "SS000004", name: "옹벽 콘크리트" };

// ── 순수 규칙 ───────────────────────────────────────────────────────────
out.visible = [
  logic.isOptionVisible({}),
  logic.isOptionVisible({ visible: true }),
  logic.isOptionVisible({ visible: false }),
];
const before = {
  type_id: "wall",
  options: { H: 2, stone_kind: "화강암", back_length_m: 0.6, memo_only: "x" },
};
out.mergeSame = logic.mergeStructureOptions(before, "wall", ["H", "stone_kind"], { H: 3 });
out.mergeCleared = logic.mergeStructureOptions(before, "wall", ["H", "stone_kind"], {});
out.mergeTypeChange = logic.mergeStructureOptions(before, "fence", ["H"], { H: 1 });
out.mergeNoPrev = logic.mergeStructureOptions(null, "wall", ["H"], { H: 9 });
out.mergePrevNoOptions = logic.mergeStructureOptions({ type_id: "wall" }, "wall", ["H"], { H: 9 });

out.isItem = [
  item.isSummaryItem(A),
  item.isSummaryItem({ layer: "x", owner: null, key: "K", name: "n" }),
  item.isSummaryItem(null),
  item.isSummaryItem({ ...A, key: "" }),
];
out.readItem = [item.readSummaryItem(A)?.key ?? null, item.readSummaryItem("nope")];
out.same = [
  item.sameSummaryItem(A, { ...A, name: "이름만 바뀜" }),
  item.sameSummaryItem(A, B),
  item.sameSummaryItem(null, null),
  item.sameSummaryItem(A, null),
];
out.label = [item.summaryLabel(null), item.summaryLabel(A)];
out.tip = [item.summaryTooltip(null), item.summaryTooltip(A)];

// 관 계열 merge — 집계 항목 이어받기 · 지우기
const pipePrev = { facility: "pipe", options: { pipe_kind: "흄관", extra: 1 }, summary_item: A };
out.pipeKeep =
  merge.mergeFacilityOptions(pipePrev, { facility: "pipe", options: { pipe_kind: "VR관" } })
    .summary_item ?? null;
out.pipeClear = merge.mergeFacilityOptions(pipePrev, {
  facility: "pipe",
  options: {},
  summary_item: null,
}).summary_item;
out.pipeSet = merge.mergeFacilityOptions(pipePrev, {
  facility: "pipe",
  options: {},
  summary_item: B,
}).summary_item.key;

// 집계 항목 줄
const row = buildSummaryRow();
const clicks = [];
row.bind({ pick: () => clicks.push("pick"), clear: () => clicks.push("clear") });
const [labelNode, nameNode, pickBtn, clearBtn] = row.root.children;
out.rowEmpty = {
  name: nameNode.textContent,
  assigned: nameNode.classList.contains("is-assigned"),
  clearDisabled: clearBtn.disabled,
  get: row.get(),
  label: labelNode.textContent,
  pick: pickBtn.textContent,
  clear: clearBtn.textContent,
};
row.set(A);
out.rowSet = {
  name: nameNode.textContent,
  assigned: nameNode.classList.contains("is-assigned"),
  clearDisabled: clearBtn.disabled,
  title: nameNode.title,
  key: row.get().key,
  nameShowsKey: nameNode.textContent.includes("SS000007"),
};
pickBtn.click();
clearBtn.click();
out.clicks = clicks;
row.set(null);
out.rowCleared = { name: nameNode.textContent, clearDisabled: clearBtn.disabled };

// 목록 줄 — 지정 색 · 툴팁
const list = new FakeNode("ul");
const types = new Map([
  ["wall", { name: "옹벽" }],
  ["fence", { name: "울타리" }],
  ["pipe", { name: "배수관" }],
]);
renderStructureList({
  list,
  structures: [
    {
      structure_id: "s1",
      type_id: "wall",
      placement: "point",
      chainage_m: 100,
      options: {},
      summary_item: A,
    },
    { structure_id: "s2", type_id: "fence", placement: "point", chainage_m: 200, options: {} },
  ],
  pipeFacilities: [
    { chainage_m: 300, facility: "pipe", summary_item: B },
    { chainage_m: 400, facility: "pipe" },
  ],
  typeMap: types,
  intervalM: 20,
  editingId: null,
  selectedPipeChainage: null,
  onSelectStructure() {},
  onSelectPipe() {},
});
out.list = list.children.map((li) => ({
  assigned: li.classList.contains("is-assigned"),
  title: li.title,
}));

// 옵션 칸 그리기 — visible:false 숨김 · 상세(detail) 는 includeDetail 일 때만 · 정의는 그대로
const opt = (key, extra = {}) => ({
  key,
  label: key,
  input: "number",
  choices: [],
  unit: null,
  default: null,
  ...extra,
});
const wallType = {
  type_id: "wall",
  options: [
    opt("height_m"),
    opt("length_m", { visible: false }),
    opt("stone_kind", { phase: "detail", input: "select", choices: ["a", "b"] }),
    opt("back_len_cm", { phase: "detail", visible: false }),
  ],
};
const draw = (includeDetail) => {
  const optionInputs = [];
  const optionRow = new FakeNode("div");
  renderOptionFields(
    {
      optionInputs,
      optionRow,
      includeDetail,
      currentType: () => wallType,
      facilityFormKind: () => null,
      liveCommit() {},
      syncOptionLock() {},
      syncRangeDisplay() {},
      syncSplitInputs() {},
    },
    { height_m: 2 },
  );
  return { keys: optionInputs.map((e) => e.key), hidden: optionRow.hidden };
};
out.drawB05 = draw(false); // B05 — 상세 칸 없음 + visible:false 숨김
out.drawB06 = draw(true); // B06 — 상세 칸까지, 단 visible:false 는 여기서도 숨김
out.definitionKept = wallType.options.map((o) => o.key); // 정의는 그대로

// [수정]/[추가] 저장 — 폼 값이 정본 기록으로 나가는 자리(Commit.commit)를 fake 폼으로 돌림
const saveType = { type_id: "wall", placement: "point", managed_by: null, options: [] };
async function saveWith({
  previous,
  summary,
  formOptions,
  requiredEmpty = false,
  summaryOnly = false,
}) {
  const structures = previous ? [previous] : [];
  let summaryValue = summary;
  let changed = null;
  const ctx = {
    callbacks: { onChange: (list) => (changed = list) },
    structures,
    groupSelect: {},
    memoField: { value: "" },
    anchorFields: { read: () => 10, station: { focus() {} } },
    startFields: {},
    endFields: {},
    facilityOptions: {},
    optionInputs: Object.entries(formOptions).map(([key, value]) => ({
      key,
      required: requiredEmpty,
      input: { focus() {} },
      read: () => value,
      isEmpty: () => requiredEmpty,
    })),
    pipeFacilities: () => [],
    interval: () => 20,
    typeMap: () => new Map(),
    currentType: () => saveType,
    facilityFormKind: () => null,
    hasComputedRange: () => false,
    readLengthM: () => null,
    readBeforeM: () => 0,
    cancelTempPipe() {},
    renderList() {},
    renderOptionFields() {},
    syncButtons() {},
    syncFacilityForm() {},
    syncPlacementFields() {},
    syncTypeOptions() {},
    editingId: () => previous?.structure_id ?? null,
    setEditingId() {},
    selectedPipeChainage: () => null,
    setSelectedPipeChainage() {},
    positionConfirmed: () => true,
    setPositionConfirmed() {},
    tempPipeChainage: () => null,
    setTempPipeChainage() {},
    summary: () => summaryValue,
    setSummary: (value) => (summaryValue = value),
  };
  if (summaryOnly) {
    const done = commitModule.commitSummaryOnly(ctx);
    return { done, record: changed ? changed[0] : null };
  }
  await commitModule.commit(ctx, true);
  return changed ? changed[0] : null;
}
const prev = () => ({
  structure_id: "s1",
  type_id: "wall",
  placement: "point",
  chainage_m: 10,
  options: { H: 2, hidden_cost_key: "keep", detail_only: 9 },
  memo: "",
  placement_source: "manual",
  status: "draft",
  revision: 0,
  geometry: null,
  summary_item: A,
});

// 시설 폼 끈 옵션 가리기(PLAN 21-10 흠 8)
{
  const tagged = labeled("관종", new FakeNode("select"), "pipe_kind");
  const multi = labeled("구조", new FakeNode("select"), ["inlet_type", "inlet_structure"]);
  const plain = labeled("메모", new FakeNode("select"));
  out.labelTag = [tagged.dataset.optionKeys, multi.dataset.optionKeys, plain.dataset.optionKeys];
  const root = new FakeNode("div");
  const rowA = new FakeNode("div");
  rowA.className = "b05-structure__grid";
  const kind = labeled("관종", new FakeNode("select"), "pipe_kind");
  const dia = labeled("관경", new FakeNode("select"), "pipe_diameter_mm");
  rowA.append(kind, dia);
  const rowB = new FakeNode("div");
  rowB.className = "b05-structure__grid";
  const inlet = labeled("구조", new FakeNode("select"), ["inlet_type", "inlet_structure"]);
  const free = labeled("메모", new FakeNode("select")); // 표식 없는 칸은 안 가림
  rowB.append(inlet, free);
  root.append(rowA, rowB);
  const hiddenOf = () => ({
    kind: kind.classList.contains("is-option-hidden"),
    dia: dia.classList.contains("is-option-hidden"),
    rowA: rowA.classList.contains("is-option-hidden"),
    inlet: inlet.classList.contains("is-option-hidden"),
    free: free.classList.contains("is-option-hidden"),
    rowB: rowB.classList.contains("is-option-hidden"),
  });
  const hidden = createHiddenOptions(root);
  hidden.set("pipe", ["pipe_kind"]);
  out.hideOne = hiddenOf();
  hidden.set("pipe", ["pipe_kind", "pipe_diameter_mm"]);
  out.hideRow = hiddenOf(); // 줄의 칸이 다 가려지면 줄째
  hidden.set("pipe", ["inlet_structure"]);
  out.hideInletPartial = hiddenOf(); // 키가 여럿인 칸은 하나만 꺼지면 그대로
  hidden.set("pipe", ["inlet_type"]);
  out.hideInlet = hiddenOf(); // 유입구 「구조」는 inlet_type 을 끄면 함께 가려짐(구조 키 포함)
  hidden.set("pipe", []);
  out.showAll = hiddenOf(); // [모두 보임] 뒤 되돌아옴
  // 숨긴 칸은 폼이 받은 옛 값 그대로 — 칸에서 읽은 값(제안값 채우기 포함)이 아니라
  hidden.remember({ pipe_kind: "흄관", pipe_diameter_mm: 1000, other: 1 });
  hidden.set("pipe", ["pipe_kind", "inlet_type"]);
  const read = { pipe_kind: "VR관", pipe_diameter_mm: 800, inlet_type: "제안", other: 2 };
  hidden.restore(read);
  out.restored = read;
  hidden.remember({}); // 옛 값이 없던 숨긴 칸은 값이 안 실림
  const read2 = { pipe_kind: "VR관", pipe_diameter_mm: 800 };
  hidden.restore(read2);
  out.restoredEmpty = read2;
  out.revetKeys = [...merge.hiddenFormKeys("revetment", ["form", "height_m", "side"])].sort();
  out.pipeKeys = [...merge.hiddenFormKeys("pipe", ["inlet_type"])].sort();
  out.otherKeys = [...merge.hiddenFormKeys("box_culvert", ["form"])].sort();
}

async function main() {
  const fresh = await saveWith({ previous: null, summary: null, formOptions: { H: 3 } });
  out.commitNew = { hasKey: "summary_item" in fresh, options: fresh.options };
  const cleared = await saveWith({ previous: prev(), summary: null, formOptions: { H: 3 } });
  out.commitCleared = { hasKey: "summary_item" in cleared, options: cleared.options };
  const kept = await saveWith({ previous: prev(), summary: A, formOptions: { H: 3 } });
  out.commitKept = { key: kept.summary_item?.key, options: kept.options };
  const swapped = await saveWith({ previous: prev(), summary: B, formOptions: { H: 3 } });
  out.commitSwapped = swapped.summary_item?.key;
  // 집계 항목만 바뀐 때(PLAN 21-10 흠 2) — 필수 옵션이 비어 폼 검증에 걸려도 기록에 바로 반영
  const blocked = await saveWith({
    previous: prev(),
    summary: B,
    formOptions: { H: 3 },
    requiredEmpty: true,
  });
  out.formBlocks = blocked === null; // 종전 흐름(commit)은 필수 옵션이 비면 아무것도 안 함
  const only = await saveWith({
    previous: prev(),
    summary: B,
    formOptions: { H: 3 },
    requiredEmpty: true,
    summaryOnly: true,
  });
  out.summaryOnlyAssign = {
    done: only.done,
    key: only.record?.summary_item?.key,
    options: only.record?.options,
  };
  const onlyClear = await saveWith({
    previous: prev(),
    summary: null,
    formOptions: { H: 3 },
    requiredEmpty: true,
    summaryOnly: true,
  });
  out.summaryOnlyClear = { done: onlyClear.done, hasKey: "summary_item" in onlyClear.record };
  const onlyNew = await saveWith({
    previous: null,
    summary: B,
    formOptions: { H: 3 },
    summaryOnly: true,
  });
  out.summaryOnlyNew = onlyNew.done; // 새 항목은 [추가] 몫 — 반영 안 함
  process.stdout.write(JSON.stringify(out));
}
main();