import { readFileSync } from 'node:fs';
import { fileURLToPath } from 'node:url';
import * as XLSX from 'xlsx';
import * as THREE from 'three';
import { describe, expect, it } from 'vitest';
import { buildAbut } from '../src/core/abut/geometry';
import { parseAbutments, toAbutInput } from '../src/core/abut/parse';
import { buildMembers } from '../src/core/abut/members';
import { buildWings } from '../src/core/abut/wings';
import { abutSkewK, buildAbutGroup } from '../src/view/abut-scene';
import { abutFootingPlanSvg } from '../src/view/abut-footing-svg';

const RAG = fileURLToPath(new URL('../../../RAG/운곡교P1입력.xlsx', import.meta.url));
const rec = parseAbutments(XLSX.read(readFileSync(RAG), { type: 'buffer' })).abutments[0];
const input = toAbutInput(rec);
const model = buildAbut(input);
const group = (changes = {}) => {
  const m = buildMembers(model, { bottomEl: input.foundationBottomEl, pileLengthMm: input.pileLengthMm }, changes);
  return { m, g: buildAbutGroup(model, m, buildWings(model, m)) };
};

describe('교대 확대기초 · 말뚝 (시안 ②, 3D)', () => {
  it('draws the 버림 under the 저판: 100 thick, 100 wider on each side', () => {
    const { m, g } = group();
    const blind = new THREE.Box3().setFromObject(g.getObjectByName('blinding') as THREE.Object3D);
    const foot = new THREE.Box3().setFromObject(g.getObjectByName('footing') as THREE.Object3D);
    expect(blind.max.y).toBeCloseTo(m.footingBottomEl!, 4); // float32 vertices
    expect(blind.max.y - blind.min.y).toBeCloseTo(0.1, 4);
    expect(foot.min.z - blind.min.z).toBeCloseTo(0.1, 4);
    expect(blind.max.z - foot.max.z).toBeCloseTo(0.1, 4);
  });

  it('no 버림 when its thickness is 0', () => {
    expect(group({ blindingThicknessMm: 0 }).g.getObjectByName('blinding')).toBeUndefined();
  });

  it('the piles follow the 지름 input and shift with the skew row by row', () => {
    const { m, g } = group({ pileDiameterMm: 800 });
    const piles = (g.getObjectByName('piles') as THREE.Group).children;
    expect(piles).toHaveLength(18);
    const box = new THREE.Box3().setFromObject(piles[0]);
    expect(box.max.x - box.min.x).toBeCloseTo(0.8, 2);
    const k = abutSkewK(model);
    const row = m.piles[0];
    expect((box.min.x + box.max.x) / 2).toBeCloseTo(row.s[0] + k * row.t, 6);
  });

  it('평면 삽도: the rows, their t and counts, and the width line', () => {
    const { m } = group();
    const svg = abutFootingPlanSvg({
      lengthM: model.length, skewK: abutSkewK(model), footingFrontM: m.shape.footingFrontM, footingBackM: m.shape.footingBackM,
      wallFrontM: m.shape.wallFrontM, wallBackM: m.shape.wallBackM,
      rows: m.piles.map((r, i) => ({ t: r.t, s: r.s, name: ['3열 · 배면', '2열', '1열 · 전면'][i] })),
      pileDiameterM: m.shape.pileDiameterM, rowDimsMm: [650, 2000, 1300, 650], footingWidthMm: 4600,
    });
    for (const s of ['1열 · 전면 · t +2150 · 6본', '2열 · t +850 · 6본', '3열 · 배면 · t −1150 · 6본', '4600 = 뒷굽쪽 650 · 2000 · 1300 · 650 전면', '교대축']) expect(svg).toContain(s);
    expect(svg.match(/<circle /g)).toHaveLength(18);
  });

  it('the pile head sits 100 mm inside the 저판 (no top cap on the 저판 bottom face), the 선단 stays at the 선단 EL', () => {
    const { m, g } = group();
    const box = new THREE.Box3().setFromObject((g.getObjectByName('piles') as THREE.Group).children[0]);
    expect(box.max.y).toBeCloseTo(m.footingBottomEl! + 0.1, 4);
    expect(box.min.y).toBeCloseTo(m.pileBottomEl!, 4);
  });
});