import { describe, it, expect } from 'vitest';
import { getPageBySlug } from '../lib/pages';
import { getPostBySlug, getPostSlugs } from '../lib/blog';

describe('getPageBySlug translation routing', () => {
  it('should resolve standard page in German', async () => {
    const page = await getPageBySlug('impressum', 'de');
    expect(page).not.toBeNull();
    expect(page?.frontmatter.title).toBe('Impressum');
  });

  it('should resolve translated slug "legal-notice" for English', async () => {
    const page = await getPageBySlug('legal-notice', 'en');
    expect(page).not.toBeNull();
    expect(page?.frontmatter.title).toBe('Impressum');
  });

  it('should resolve translated slug "privacy-policy" for English', async () => {
    const page = await getPageBySlug('privacy-policy', 'en');
    expect(page).not.toBeNull();
    expect(page?.frontmatter.title).toBe('Datenschutzerklärung');
  });

  it('should resolve translated slug "kontakt" for German', async () => {
    const page = await getPageBySlug('kontakt', 'de');
    expect(page).not.toBeNull();
    expect(page?.frontmatter.title).toBe('Kontakt');
  });

  it('should resolve translated slug "contact" for English', async () => {
    const page = await getPageBySlug('contact', 'en');
    expect(page).not.toBeNull();
    expect(page?.frontmatter.title).toBe('Kontakt');
  });

  it('should resolve translated slug "produkte" for German', async () => {
    const page = await getPageBySlug('produkte', 'de');
    expect(page).not.toBeNull();
    expect(page?.frontmatter.title).toBe('Produkte');
  });

  it('should resolve translated slug "products" for English', async () => {
    const page = await getPageBySlug('products', 'en');
    expect(page).not.toBeNull();
    expect(page?.frontmatter.title).toBe('Produkte');
  });

  it('should return null for non-existent slugs', async () => {
    const page = await getPageBySlug('does-not-exist', 'de');
    expect(page).toBeNull();
  });
});

describe('getPostBySlug and getPostSlugs translation routing', () => {
  it('should resolve post by English slug', async () => {
    const post = await getPostBySlug(
      'focus-on-wind-farm-construction-three-typical-cable-challenges',
      'en',
    );
    expect(post).not.toBeNull();
    expect(post?.frontmatter.title).toBe(
      'Windparkbau im Fokus: drei typische Kabelherausforderungen',
    );
  });

  it('should return correct localized post slugs', async () => {
    const slugs = await getPostSlugs(
      'focus-on-wind-farm-construction-three-typical-cable-challenges',
      'en',
    );
    expect(slugs.de).toBe('windparkbau-im-fokus-drei-typische-kabelherausforderungen');
    expect(slugs.en).toBe('focus-on-wind-farm-construction-three-typical-cable-challenges');
  });
});