import { describe, expect, it } from 'vitest';
import * as THREE from 'three';
import { buildPier } from '../src/core/geometry';
import { solplateGeometry } from '../src/core/solplate';
import { BEARING_ELEVATION_REF, SOLPLATE_REF } from '../src/core/bearing-ref';
import { buildPierScene } from '../src/view/scene';
import { loadP1 } from './helpers';

const plans = SOLPLATE_REF.map((s, i) => ({ no: s.no, A: BEARING_ELEVATION_REF[i].A, B: BEARING_ELEVATION_REF[i].B, S: s.s }));

describe('솔플레이트 모델과 3D (2단계, 승인 2026-10-23)', () => {
  it('without plans there is no solplate; with plans every bearing has one', () => {
    expect(buildPier(loadP1()).blocks.every((b) => b.plan === undefined)).toBe(true);
    const m = buildPier({ ...loadP1(), bearingPlans: plans, solplate: { T: 30, margin: 100, h3: 181 } });
    expect(m.blocks.every((b) => b.plan !== undefined)).toBe(true);
    expect(m.blocks[0].plan!.A).toBe(700);
  });

  it('the 3D scene has one solplate wedge per bearing, and its height is the bearing top plus T', () => {
    const m = buildPier({ ...loadP1(), bearingPlans: plans, solplate: { T: 30, margin: 100, h3: 181 } });
    const scene = buildPierScene(m);
    const wedges = scene.parts.solplates.children;
    expect(wedges.length).toBe(10);
    const box = new THREE.Box3().setFromObject(scene.parts.solplates);
    // The highest point is the thick (시점) end of the tallest wedge: underside (block top + h3) + T1.
    const top = Math.max(...m.blocks.map((b) => solplateGeometry(b, 181, { A: b.plan!.A, B: b.plan!.B, margin: 100, T: 30, slopePct: b.plan!.S }).bottom + solplateGeometry(b, 181, { A: b.plan!.A, B: b.plan!.B, margin: 100, T: 30, slopePct: b.plan!.S }).T1));
    expect(box.max.y).toBeCloseTo(top, 3);
  });

  it('without plans the scene has an empty solplate part', () => {
    const scene = buildPierScene(buildPier(loadP1()));
    expect(scene.parts.solplates.children.length).toBe(0);
  });
});