/**
 * Public Browsing Load Test
 *
 * Simulates 100 concurrent users browsing public pages
 * Tests:
 * - Homepage
 * - About page
 * - Solutions page
 * - Portfolio list
 * - Blog list
 * - Contact page
 *
 * NFR4 Requirements:
 * - p95 response time < 500ms
 * - Error rate < 1%
 * - 100 concurrent users sustained for 2 minutes
 */

import { check, group } from 'k6';
import { SharedArray } from 'k6/data';
import { urls, thresholdGroups, config } from './lib/config.js';
import { PageHelper, thinkTime, pickRandom } from './lib/helpers.js';

// Test configuration
export const options = {
  stages: config.stages.publicBrowsing,
  thresholds: thresholdGroups.public,
  ...config.requestOptions,
};

// Page list to browse
const publicPages = [
  urls.home,
  urls.about,
  urls.solutions,
  urls.portfolio,
  urls.blog,
  urls.contact,
];

// Initialize page helper
const pageHelper = new PageHelper(config.baseUrl);

/**
 * Main test scenario
 */
export default function () {
  // Scenario 1: Browse homepage (most common)
  group('Browse Homepage', () => {
    pageHelper.loadPage(urls.home);
    thinkTime(2, 4); // 2-4 seconds thinking
  });

  // Scenario 2: Browse random pages (weighted)
  group('Browse Random Pages', () => {
    // Browse 3-6 random pages
    const pageCount = Math.floor(Math.random() * 4) + 3;

    for (let i = 0; i < pageCount; i++) {
      const randomPage = pickRandom(publicPages);
      pageHelper.loadPage(randomPage);
      thinkTime(1, 3); // 1-3 seconds thinking
    }
  });

  // Scenario 3: Navigate to contact (conversion intent)
  group('Navigate to Contact', () => {
    // 20% chance to visit contact page
    if (Math.random() < 0.2) {
      pageHelper.loadPage(urls.contact);
      thinkTime(3, 5); // More time on contact page
    }
  });

  // Scenario 4: Deep dive into portfolio or blog
  group('Deep Dive', () => {
    // 30% chance to deep dive
    if (Math.random() < 0.3) {
      const section = Math.random() > 0.5 ? 'portfolio' : 'blog';

      if (section === 'portfolio') {
        // Browse portfolio items
        pageHelper.loadPage(urls.portfolio);
        thinkTime(1, 2);
        // Note: In real scenario, we would click individual items
        // This requires parsing the page to get item URLs
      } else {
        // Browse blog posts
        pageHelper.loadPage(urls.blog);
        thinkTime(1, 2);
        // Note: In real scenario, we would click individual posts
      }
    }
  });

  // Small think time before next iteration
  thinkTime(2, 5);
}

/**
 * Setup function - runs once before test
 */
export function setup() {
  console.log('=== Public Browsing Load Test ===');
  console.log(`Target: ${config.baseUrl}`);
  console.log(`Pages to browse: ${publicPages.length}`);
  console.log('Starting test...');
}

/**
 * Teardown function - runs once after test
 */
export function teardown(data) {
  console.log('=== Test Complete ===');
  console.log('Check results above for:');
  console.log('- p95 response time < 500ms');
  console.log('- Error rate < 1%');
  console.log('- 100 concurrent users sustained');
}