/* 509-1 노선 편집 — 잘라 받은 도엽이 지금 노선 띠를 덮나(`sheetCoversBand`) 헬퍼.
 * 무거운 import(보관함 · 그리기 · 배수유역 칸)는 빈 값으로 갈음 — 이 함수는 안 씀.
 */
const path = require("path");
const { makeLoader } = require("./helper_ts_stub_loader.cjs");

const ROOT = path.join(__dirname, "..", "..");
const STUBS = {
  b_asset_cache: {},
  B04_PreProcess_UI_MapRender: {},
  B04_PreProcess_UI_MapRender_Prepare: {},
  B05_Profile_UI_Drainage_Parts: {},
  B05_Profile_UI_RouteEdit_Render: { CONTOUR_BAND_M: 300 },
};
const { load } = makeLoader({ root: ROOT, stubs: STUBS });
const { sheetCoversBand } = load("B05_Profile", "B05_Profile_UI_RouteEdit_Contour.ts");

// 서버 시험과 같은 메타 — 1 m = 0.00001 도.
const META = {
  x_min: 0,
  y_min: 0,
  width_meters: 10000,
  height_meters: 10000,
  lon_min: 127,
  lon_max: 127.1,
  lat_min: 37,
  lat_max: 37.1,
};
// 노선 (5000,5000)~(5500,5200) + 600 m → 4400 ~ 6100 · 4400 ~ 5800.
const CLIP = { clip_lonlat: [127.044, 37.044, 127.061, 37.058] };
const line = [
  [5000, 5000],
  [5500, 5200],
];
const shifted = (dx, dy) => line.map(([x, y]) => [x + dx, y + dy]);

console.log(
  JSON.stringify({
    saved: sheetCoversBand(CLIP, META, line, 300),
    within: sheetCoversBand(CLIP, META, shifted(250, -250), 300),
    beyondEast: sheetCoversBand(CLIP, META, shifted(400, 0), 300),
    beyondSouth: sheetCoversBand(CLIP, META, shifted(0, -400), 300),
    noClip: sheetCoversBand({ features: [] }, META, shifted(5000, 0), 300),
    noSheet: sheetCoversBand(null, META, line, 300),
    noLine: sheetCoversBand(CLIP, META, [], 300),
  }),
);