import { describe, it, expect } from 'vitest';
import { helpContent, navItems } from '../../config/navHelpData';

// Derive the help key from a nav path (e.g. /dashboard -> dashboard)
const helpKeyFromPath = (path: string) => (path === '/' ? 'home' : path.replace(/^\//, ''));

const requiredFields = [
  'diagram',
  'purpose',
  'features',
  'dataModel',
  'integration',
  'useCases',
  'uiComponents',
  'relatedPages',
  'summary',
] as const;

describe('GlobalHeader help alignment', () => {
  it('keeps nav items and helpContent in sync (excluding home)', () => {
    const navKeys = navItems
      .filter(item => item.path !== '/')
      .map(item => helpKeyFromPath(item.path))
      .sort();

    const helpKeys = Object.keys(helpContent).sort();

    expect(helpKeys).toEqual(navKeys);
  });

  it('ensures each help section has all required fields', () => {
    Object.entries(helpContent).forEach(([key, content]) => {
      requiredFields.forEach(field => {
        expect((content as Record<string, unknown>)[field]).toBeDefined();
      });

      expect(Array.isArray(content.features)).toBe(true);
      expect(Array.isArray(content.useCases)).toBe(true);
      expect(Array.isArray(content.uiComponents)).toBe(true);
      expect(Array.isArray(content.relatedPages)).toBe(true);
    });
  });
});