import { APP_LOCALES } from '../i18n/locale';
import {
  CASE_STUDY_IDS,
  type CaseStudyCopy,
  type MetricCopy,
  type OfferingCopy,
  type SiteContent,
} from './content.contracts';
import { SITE_CONTENT_DATA } from './site-content';

const DELIVERED_OFFER_WORDING =
  /für kunden umgesetzt|im kundeneinsatz|in production for clients|delivered for clients|langjährige erfahrung mit rag|years of rag/i;

function allMetrics(site: SiteContent): readonly MetricCopy[] {
  return [...site.home.metrics, ...CASE_STUDY_IDS.flatMap((id) => site.cases[id].metrics)];
}

function allOfferings(site: SiteContent): readonly OfferingCopy[] {
  return Object.values(site.services).flatMap((page) => page.offerings);
}

function caseText(caseStudy: CaseStudyCopy): string {
  return [
    caseStudy.summary,
    caseStudy.responsibility,
    caseStudy.situation,
    ...caseStudy.approach,
    ...caseStudy.outcome,
    ...caseStudy.metrics.map((metric) => `${metric.value} ${metric.label} ${metric.note ?? ''}`),
  ].join('\n');
}

describe('content claims and attribution', () => {
  it('keeps the four public cases and attributes verified facts to the right ones', () => {
    for (const locale of APP_LOCALES) {
      const site = SITE_CONTENT_DATA[locale];
      expect(Object.keys(site.cases)).toEqual([...CASE_STUDY_IDS]);
      expect(CASE_STUDY_IDS).toEqual(['innofocus', 'roesterei', 'myspa', 'hdi']);

      const matchesRuntime = (metric: MetricCopy) =>
        /8/.test(metric.value) && /90/.test(metric.value);
      const runtimeMetrics = allMetrics(site).filter(matchesRuntime);
      expect(runtimeMetrics.every((metric) => metric.caseId === 'innofocus')).toBe(true);
      expect(site.home.metrics.filter(matchesRuntime)).toHaveLength(1);
      expect(site.cases.innofocus.metrics.filter(matchesRuntime)).toHaveLength(1);
      for (const caseId of CASE_STUDY_IDS.filter((id) => id !== 'innofocus')) {
        expect(site.cases[caseId].metrics.filter(matchesRuntime)).toHaveLength(0);
      }

      const leadershipMetrics = allMetrics(site).filter(
        (metric) =>
          metric.caseId === 'myspa' &&
          /4/.test(`${metric.value} ${metric.label}`) &&
          /2/.test(`${metric.value} ${metric.label}`),
      );
      expect(leadershipMetrics.length).toBeGreaterThan(0);

      const hdiText = caseText(site.cases.hdi);
      expect(hdiText).toMatch(/Azure AKS/);
      expect(hdiText).toMatch(/Azure App Services/);

      for (const caseId of CASE_STUDY_IDS.filter((id) => id !== 'hdi')) {
        expect(caseText(site.cases[caseId])).not.toMatch(/Azure App Services/);
      }
    }
  });

  it('keeps AI delivery claims limited to the two Rösterei tools', () => {
    for (const locale of APP_LOCALES) {
      const site = SITE_CONTENT_DATA[locale];
      const aiOfferings = site.services.servicesAi.offerings;
      const delivered = aiOfferings.filter((offering) => offering.status === 'delivered');

      expect(delivered).toHaveLength(2);
      expect(delivered.every((offering) => offering.referenceCaseId === 'roesterei')).toBe(true);

      const otherOfferings = allOfferings(site).filter((offering) => !delivered.includes(offering));
      expect(otherOfferings.every((offering) => offering.status === 'offer')).toBe(true);
      expect(
        otherOfferings.some((offering) =>
          DELIVERED_OFFER_WORDING.test(`${offering.title} ${offering.body}`),
        ),
      ).toBe(false);
    }
  });
});