import { describe, expect, it } from 'vitest';
import { getConnectorMeta } from '@rareindex/connectors';
import { loadFixture, runFixtureSuite } from '@rareindex/connectors/testing';
import createConnector, { lastUpdateDate, parseDescription } from './index.js';

const connector = createConnector(getConnectorMeta('pcgs-priceguide'));

describe('pcgs-priceguide', () => {
  runFixtureSuite(connector, it, expect);

  it('maps rows to coin catalog items + per-grade guide values', async () => {
    const fx = loadFixture('pcgs-priceguide', 'morgan-dollar-ms');
    const out = await connector.normalize(fx.raw);
    const cats = out.filter((r) => r.kind === 'catalog_item');
    expect(cats.length).toBe(12);
    const first = cats[0];
    if (first?.kind !== 'catalog_item') throw new Error();
    expect(first.attributes.identifiers.pcgs_number).toMatch(/^\d+$/);
    expect(first.attributes.year).toBeGreaterThanOrEqual(1878);
    expect(first.attributes.country).toBe('US');
    const obs = out.filter((r) => r.kind === 'price_observation');
    expect(obs.length).toBeGreaterThan(50);
    for (const o of obs) {
      if (o.kind !== 'price_observation') throw new Error();
      expect(o.grade.grader).toBe('pcgs');
      expect(o.grade.grade).toMatch(/^[A-Z]{2,4}\d{1,2}\+?$/);
      expect(o.priceKind).toBe('guide_value');
      expect(o.currency).toBe('USD');
      expect(o.observationDate.toISOString().slice(0, 10)).toBe('2026-09-06');
    }
    // plus grades are separate observations
    expect(obs.some((o) => o.kind === 'price_observation' && o.grade.grade?.endsWith('+'))).toBe(true);
  });

  it('helpers', () => {
    expect(parseDescription('1878 8TF')).toEqual({ year: 1878, mintMark: null, variety: '8TF' });
    expect(parseDescription('1893-S')).toEqual({ year: 1893, mintMark: 'S', variety: null });
    expect(parseDescription('1921-D')).toEqual({ year: 1921, mintMark: 'D', variety: null });
    expect(lastUpdateDate('09-06 10:59 PM EST', new Date('2026-09-07T05:00:00Z')).toISOString().slice(0, 10)).toBe('2026-09-06');
    expect(lastUpdateDate('12-30 10:59 PM EST', new Date('2026-01-02T05:00:00Z')).toISOString().slice(0, 10)).toBe('2025-12-30');
    expect(lastUpdateDate(null, new Date('2026-01-02T05:00:00Z')).toISOString()).toBe('2026-01-02T05:00:00.000Z');
  });
});