import { describe, expect, it } from 'vitest';
import { buildPier } from '../src/core/geometry';
import { assemblyJs, gridPositions } from '../src/core/rebar/footing';
import { DEFAULT_FOOTING_REBAR, FOOTING_REBAR_RANGES, footingSettingsIssues } from '../src/core/rebar/footing-settings';
import { rebarSummary } from '../src/core/rebar/summary';
import { loadP1 } from './helpers';

describe('확대기초 배근 입력 (승인 2026-10-26, 시안 ③ 확대기초)', () => {
  it('the defaults are inside every range and raise no issue', () => {
    expect(footingSettingsIssues(DEFAULT_FOOTING_REBAR)).toEqual([]);
    for (const [key, [lo, hi]] of Object.entries(FOOTING_REBAR_RANGES)) {
      const v = DEFAULT_FOOTING_REBAR[key as keyof typeof DEFAULT_FOOTING_REBAR];
      expect(v >= lo && v <= hi, key).toBe(true);
    }
  });

  it('a value outside its range gives FT01; a non-integer n gives FT02', () => {
    expect(footingSettingsIssues({ ...DEFAULT_FOOTING_REBAR, cTop: 151 })).toEqual([expect.objectContaining({ code: 'FT01', key: 'cTop' })]);
    expect(footingSettingsIssues({ ...DEFAULT_FOOTING_REBAR, n: 2.5 })).toEqual([expect.objectContaining({ code: 'FT02', key: 'n' })]);
  });

  it('the grid spacing s reaches the grid positions and the rebar table', () => {
    const m = buildPier({ ...loadP1(), footingRebar: { s: 150 } });
    expect(m.footingRebar.s).toBe(150);
    const xs = gridPositions(8000, m.footingRebar);
    expect(xs[1] - xs[0]).toBeCloseTo(150, 6);
    const b4 = rebarSummary(m).rows.find((r) => r.name === 'B4')!;
    const b4Default = rebarSummary(buildPier(loadP1())).rows.find((r) => r.name === 'B4')!;
    expect(b4.count).not.toBe(b4Default.count);
  });

  it('the 조립 단 배수 n reaches the assembly levels', () => {
    const H = 2000;
    const base = assemblyJs(H, DEFAULT_FOOTING_REBAR);
    const wider = assemblyJs(H, { ...DEFAULT_FOOTING_REBAR, n: 3 });
    expect(wider.length).toBeLessThan(base.length);
    expect(wider.every((j) => j % 3 === 0)).toBe(true);
  });
});