// 302-3 인쇄 미리보기 수량산출 — 화면 코드를 node 로 묶어 모으기 결과와 B08 화면 표 짜기를 나란히 냄.
// node helper_302_3_print_quantity.mjs <저장소 뿌리>
//   표준입력 = { project, responses: {"/quantity/…": 응답}, image_b64, drafts: [[이름, 값]], screen }
//   (screen = false → 화면 표 짜기 생략 · 응답을 일부러 뺀 실패 견본)
//   표준출력 끝 줄 = { sheets: [모으기 쪽 요약], screen: {B08 화면 표 짜기 요약}, posts: [hydro/calc 본문] }
import fs from "node:fs";
import os from "node:os";
import path from "node:path";
import { pathToFileURL } from "node:url";

const root = path.resolve(process.argv[2] ?? ".");
const { build } = await import(
  pathToFileURL(path.join(root, "config/node_modules/vite/dist/node/index.js")).href
);
const input = JSON.parse(fs.readFileSync(0, "utf-8"));

// 화면 · 세션만 흉내 — 이 길은 DOM 을 안 그림
class Node {
  constructor() {
    this.children = [];
    this.classList = { toggle() {}, add() {}, remove() {}, contains: () => false };
    this.style = {};
    this.dataset = {};
  }
  append(...kids) {
    this.children.push(...kids);
  }
  appendChild(kid) {
    this.children.push(kid);
    return kid;
  }
  addEventListener() {}
  setAttribute() {}
}
const session = new Map();
const storage = {
  getItem: (k) => (session.has(k) ? session.get(k) : null),
  setItem: (k, v) => session.set(k, String(v)),
  removeItem: (k) => session.delete(k),
};
globalThis.document = {
  createElement: () => new Node(),
  createElementNS: () => new Node(),
  createTextNode: () => new Node(),
  head: new Node(),
  body: new Node(),
  addEventListener() {},
  documentElement: new Node(),
};
globalThis.window = {
  sessionStorage: storage,
  localStorage: storage,
  location: { origin: "http://localhost", hash: "" },
  addEventListener() {},
  setTimeout: (...a) => setTimeout(...a),
  clearTimeout: (id) => clearTimeout(id),
};
globalThis.sessionStorage = storage;
globalThis.localStorage = storage;

const posts = [];
const png = Buffer.from(input.image_b64, "base64");
globalThis.fetch = async (url, init = {}) => {
  const at = String(url)
    .replace(/^.*\/projects\/[^/]+/, "")
    .split("?")[0];
  if (at === "/quantity/hydro/calc") posts.push(JSON.parse(init.body));
  if (at === "/quantity/milestone/image")
    return new Response(png, { status: 200, headers: { "Content-Type": "image/png" } });
  const body = input.responses[at];
  return body
    ? new Response(JSON.stringify(body), {
        status: 200,
        headers: { "Content-Type": "application/json" },
      })
    : new Response(JSON.stringify({ detail: `없음 ${at}` }), { status: 404 });
};

/** 표 요약 — 열 머리(묶음 › 이름) · 줄 · 합계 */
const shape = (t) => ({
  heads: t.columns.map((c) => [...(c.group ?? []), c.label].join("›")),
  rows: t.rows,
  total: t.total ?? null,
  mergeSame: t.mergeSame ?? null,
  frozen: t.frozen ?? 0,
});

const outDir = fs.mkdtempSync(path.join(os.tmpdir(), "aislo-302-3-"));
try {
  await build({
    configFile: false,
    logLevel: "silent",
    root,
    resolve: {
      alias: {
        "@ui": path.join(root, "ui_template"),
        "@config": path.join(root, "config"),
        "@util": path.join(root, "common_util"),
      },
    },
    build: {
      outDir,
      minify: false,
      target: "es2022",
      lib: {
        entry: path.join(root, "resources/tester/helper_302_3_print_quantity_entry.ts"),
        formats: ["es"],
        fileName: "entry",
      },
    },
  });
  const mod = await import(pathToFileURL(path.join(outDir, "entry.js")).href);
  const p = input.project;
  for (const [name, value] of input.drafts ?? []) mod.writeState(name, value, p);

  const sheets = (await mod.collectQuantitySheets(p)).map((s) => ({
    id: s.id,
    name: s.name,
    orientation: s.orientation ?? null,
    images: s.images ?? [],
    ...shape(s.table),
  }));

  if (input.screen === false) {
    console.log(JSON.stringify({ sheets, screen: null, posts }));
    process.exit(0);
  }
  // B08 화면이 부르는 같은 함수 — 같은 응답 · 같은 캐시
  const screen = {};
  screen.summary = shape(mod.summaryTable(await mod.loadSummary(p)).options);
  const m = await mod.loadMaterials(p);
  const ms = m.calc(m.payload, m.overrides);
  for (const id of ["material", "concrete", "quantity"])
    screen[`material:${id}`] = shape(mod.materialOptions(mod.materialTable(id, ms, m.overrides)));
  const { table, interval } = await mod.loadEarthwork(p);
  screen["earthwork:summary"] = shape(mod.earthworkSummaryOptions(table));
  screen["earthwork:sheet"] = shape(mod.earthworkSheetOptions(table, interval));
  for (const id of ["haul", "free"]) {
    const { groups, caption } = mod.HAUL_SHEETS[id](table);
    const { options, averages } = mod.haulOptions(groups, caption);
    screen[`earthwork:${id}`] = { ...shape(options), averages };
  }
  screen.earthworkNames = mod.EARTHWORK_SHEETS.map((s) => s.label);
  const h = await mod.loadHydro(p);
  screen.hydroInputs = h.sheet.stations.map((st) => mod.hydroInputs(h.sheet, st, h.drafts));
  screen.milestone = shape(
    mod.milestoneTable(mod.liveMilestone(p), mod.siteInfo()?.mid_default_m ?? null).options,
  );
  console.log(JSON.stringify({ sheets, screen, posts }));
} finally {
  fs.rmSync(outDir, { recursive: true, force: true });
}