/* PLAN 150-4 단위검증 헬퍼 — [상세] 수량표 칸 → 그림 복제 강조(`B06_Section_UI_Cross_Detail_Pick.ts`).
 * 화면 TS 를 그 자리에서 트랜스파일해 Node 로 돌림 · 결과 = 표준출력 JSON 한 벌. 짝 = `test_150_detail_pick.py`.
 */
const fs = require("fs");
const path = require("path");
const { makeLoader } = require("./helper_ts_stub_loader.cjs");

const ROOT = path.join(__dirname, "..", "..");
// 조정창 공용 부품(Design_Pick → Cross_Panel_Base · 151-3)이 불러올 때 문서에 귀를 닮
globalThis.document = { addEventListener: () => {}, removeEventListener: () => {} };
const resolve = (base) => (fs.existsSync(`${base}.ts`) ? `${base}.ts` : base);
const { loadTs } = makeLoader({
  root: ROOT,
  requireFor: (full) => (request) => {
    if (request.endsWith(".css")) return {};
    if (request.startsWith("@util/"))
      return loadTs(resolve(path.join(ROOT, "common_util", request.slice(6))));
    return loadTs(resolve(path.join(path.dirname(full), request)));
  },
});
const pick = loadTs(path.join(ROOT, "B06_Section", "B06_Section_UI_Cross_Detail_Pick.ts"));

// ── 그림 복제 흉내 — 평평한 요소 목록 · 「tag.class」 · 「.class」 · 「g.class line」 · 「:not(.class)」 만 ──
function node(tag, classes, attrs = {}, parent = null) {
  const set = new Set(classes);
  return {
    tag,
    parent,
    set,
    getAttribute: (name) => attrs[name] ?? null,
    classList: {
      add: (c) => set.add(c),
      remove: (c) => set.delete(c),
      contains: (c) => set.has(c),
    },
  };
}
const one = (el, part) => {
  const nots = [...part.matchAll(/:not\(\.([\w-]+)\)/g)].map((m) => m[1]); // 370-3 암 판정 선 뺌
  const [tag, ...cls] = part.replace(/:not\([^)]*\)/g, "").split(".");
  return (
    (!tag || el.tag === tag) && cls.every((c) => el.set.has(c)) && !nots.some((c) => el.set.has(c))
  );
};
const matches = (el, selector) => {
  const parts = selector.split(" ");
  if (!one(el, parts.at(-1))) return false;
  return parts.length === 1 || (el.parent !== null && one(el.parent, parts[0]));
};
function fakeSvg(ppm, x0) {
  const center = node("g", ["b06-chart__center"]);
  const ground = node("g", ["b06-chart__ground-center"]); // 원지반 십자(413)
  const els = [
    ground,
    center,
    node("line", [], { x1: String(x0) }, center),
    node("g", ["b06-chart__area", "b06-chart__area--cut_soil"]),
    node("g", ["b06-chart__area", "b06-chart__area--cut_rock", "b06-chart__area--cut_rr"]),
    node("g", ["b06-chart__area", "b06-chart__area--fill", "is-active"]), // 카드에서 묻어 온 강조
    node("polyline", ["b06-chart__spoil-fill"]),
  ];
  // 판정 선: offset 구간(m) → 화면 x = x0 − offset × ppm
  const hit = (a, b) =>
    node("polyline", ["b06-chart__design-hit"], {
      points: `${x0 - a * ppm},10 ${x0 - b * ppm},20`,
    });
  const hits = {
    road: hit(-2, 2),
    ditch: hit(2.5, 3.0),
    cutSlope: hit(3.0, 6.0),
    fillSlope: hit(-2.5, -6.0),
  };
  els.push(...Object.values(hits));
  return {
    els,
    hits,
    getAttribute: (name) => (name === "data-px-per-m" ? String(ppm) : null),
    querySelectorAll: (sel) =>
      els.filter((el) => sel.split(",").some((s) => matches(el, s.trim()))),
    querySelector: (sel) => els.find((el) => matches(el, sel)) ?? null,
  };
}
const design = {
  road_edges: {
    left: { offset_m: 2.5, elevation_m: 99.95 },
    right: { offset_m: -2.5, elevation_m: 99.95 },
  },
  ditch: { type: "standard", top_width_m: 0.5, bottom_width_m: 0.2, depth_m: 0.3 },
  ditch_side: "left",
  ditch_enabled: true,
  section_mode: "left_cut",
};
const activeOf = (svg) => {
  const names = [];
  for (const [name, el] of Object.entries(svg.hits)) if (el.set.has("is-active")) names.push(name);
  for (const el of svg.els)
    if (el.set.has("is-active") && !el.set.has("b06-chart__design-hit"))
      names.push(
        [...el.set].find(
          (c) =>
            c.includes("--") ||
            c === "b06-chart__center" ||
            c === "b06-chart__ground-center" ||
            c === "b06-chart__spoil-fill",
        ),
      );
  return names;
};

const out = { targets: Object.keys(pick.DETAIL_TARGETS), zone: {}, active: {} };
out.zone = {
  road: pick.lineZone(design, 0),
  ditch: pick.lineZone(design, 2.8),
  cutSlope: pick.lineZone(design, 4),
  fillSlope: pick.lineZone(design, -4),
};
for (const key of [
  null,
  "cut_soil",
  "cut_rock",
  "embankment",
  "spoil_fill",
  "ground",
  "planned",
  "cut",
  "ditch_soil",
  "grading_cut",
  "grading_fill",
  "road_compaction",
  "fence",
]) {
  const svg = fakeSvg(20, 300);
  pick.highlightDetail(svg, design, key);
  out.active[String(key)] = activeOf(svg);
}
// 164-2 — 그 카드에 대상이 있는 키(암석 띠 · 사토장 없는 카드 = 그 칸 빠짐)
out.present = [...pick.presentKeys(fakeSvg(20, 300), design)].sort();
const bare = fakeSvg(20, 300);
const kept = bare.els.filter(
  (el) => !el.set.has("b06-chart__area--cut_rock") && !el.set.has("b06-chart__spoil-fill"),
);
bare.els.splice(0, bare.els.length, ...kept);
out.presentBare = [...pick.presentKeys(bare, design)].sort();
process.stdout.write(JSON.stringify(out));