/* 349-0v 바뀐 구간 거울 — 화면 planline 단계 차례 그대로: 새 노선 = `buildEditedPolyline`(노드 초안) ·
 * 옛 노선 = 저장 계획 폴리라인 · `changedSpan` → `carryProfileEdits`. 입력 argv[2] JSON · 출력 JSON.
 */
const fs = require("fs");
const path = require("path");
const ts = require(path.join(__dirname, "..", "..", "config", "node_modules", "typescript"));

const ROOT = path.join(__dirname, "..", "..");

function loadTs(file, stubs = {}) {
  const js = ts.transpileModule(fs.readFileSync(path.join(ROOT, file), "utf8"), {
    compilerOptions: { module: ts.ModuleKind.CommonJS, target: ts.ScriptTarget.ES2020 },
  }).outputText;
  const box = { exports: {} };
  const localRequire = (request) => {
    if (stubs[request]) return stubs[request];
    throw new Error(`stub 없음: ${request} (${file})`);
  };
  new Function("exports", "module", "require", js)(box.exports, box, localRequire);
  return box.exports;
}

const curve = loadTs("B05_Profile/logic/B05_Profile_UI_RouteEdit_Curve.ts");
const pivot = loadTs("B05_Profile/logic/B05_Profile_UI_Profile_Pivot.ts");
const alignment = loadTs("B05_Profile/logic/B05_Profile_UI_Profile_Alignment.ts", {
  "./B05_Profile_UI_Profile_Pivot": pivot,
});
const carry = loadTs("B05_Profile/logic/B05_Profile_Grade_Carry.ts", {
  "./B05_Profile_UI_Profile_Alignment": alignment,
});

const input = JSON.parse(fs.readFileSync(process.argv[2], "utf8"));
const xy = (line) => line.map(([x, y]) => ({ x, y }));
const built = curve.buildEditedPolyline(
  input.nodes,
  input.curveOn,
  input.curveRadius,
  input.minRadiusM,
);
const span = carry.changedSpan(xy(input.old_line), xy(built.vertices));
process.stdout.write(
  JSON.stringify({
    new_line: built.vertices,
    span,
    result: span
      ? carry.carryProfileEdits(input.base_pvi, input.edits, span, input.ground_pvi)
      : null,
  }),
);