/**
 * Example tests demonstrating Playwright with human-like behavior
 * Run with: npx playwright test tests/human-behavior.test.js --headed
 */

import { test, expect } from '@playwright/test';
import {
  randomDelay,
  humanMouseMove,
  randomMouseMovements,
  humanScroll,
  humanClick,
  humanType,
  simulateReading,
  getHumanizedContext
} from '../scripts/human-behavior.js';

test.describe('Human-like behavior tests', () => {
  
  test('should navigate and search Google with human behavior', async ({ browser }) => {
    const context = await getHumanizedContext(browser);
    const page = await context.newPage();
    
    try {
      // Navigate to Google
      await page.goto('https://www.google.com');
      await randomDelay(1000, 2000);
      
      // Random mouse movements
      await randomMouseMovements(page, 2);
      
      // Find search box
      const searchBox = 'textarea[name="q"], input[name="q"]';
      await page.waitForSelector(searchBox);
      
      // Click and type with human behavior
      await humanClick(page, searchBox);
      await humanType(page, searchBox, 'playwright testing', {
        minDelay: 80,
        maxDelay: 200,
        mistakes: 0.05
      });
      
      // Submit search
      await randomDelay(500, 1000);
      await page.keyboard.press('Enter');
      
      // Wait for results
      await page.waitForLoadState('networkidle');
      await randomDelay(1500, 2500);
      
      // Scroll through results
      await humanScroll(page, {
        scrollCount: 3,
        minScroll: 150,
        maxScroll: 400,
        randomDirection: true
      });
      
      // Simulate reading
      await simulateReading(page, 3000);
      
      // Verify we have results
      const results = await page.locator('div.g').count();
      expect(results).toBeGreaterThan(0);
      
    } finally {
      await page.close();
      await context.close();
    }
  });
  
  test('should scroll with natural human patterns', async ({ browser }) => {
    const context = await getHumanizedContext(browser);
    const page = await context.newPage();
    
    try {
      // Navigate to a long page
      await page.goto('https://en.wikipedia.org/wiki/Web_scraping');
      await randomDelay(1000, 2000);
      
      // Get initial scroll position
      const initialScroll = await page.evaluate(() => window.scrollY);
      
      // Perform human-like scrolling
      await humanScroll(page, {
        scrollCount: 5,
        minScroll: 100,
        maxScroll: 300,
        minDelay: 800,
        maxDelay: 2000,
        randomDirection: true
      });
      
      // Verify page scrolled
      const finalScroll = await page.evaluate(() => window.scrollY);
      expect(finalScroll).not.toBe(initialScroll);
      
      // Add some random mouse movements
      await randomMouseMovements(page, 3);
      
    } finally {
      await page.close();
      await context.close();
    }
  });
  
  test('should click elements with overshooting', async ({ browser }) => {
    const context = await getHumanizedContext(browser);
    const page = await context.newPage();
    
    try {
      await page.goto('https://www.example.com');
      await randomDelay(1000, 1500);
      
      // Move mouse around naturally
      await randomMouseMovements(page, 2);
      
      // Click with human behavior (with possible overshoot)
      const linkSelector = 'a';
      await humanClick(page, linkSelector, {
        overshootChance: 0.3, // 30% chance to overshoot
        overshootDistance: 25
      });
      
      // Wait for navigation
      await page.waitForLoadState('networkidle');
      
      // Verify navigation occurred
      const url = page.url();
      expect(url).toContain('iana.org');
      
    } finally {
      await page.close();
      await context.close();
    }
  });
  
  test('should simulate realistic reading behavior', async ({ browser }) => {
    const context = await getHumanizedContext(browser);
    const page = await context.newPage();
    
    try {
      await page.goto('https://news.ycombinator.com');
      await randomDelay(1000, 2000);
      
      const startTime = Date.now();
      
      // Simulate reading for 5 seconds
      await simulateReading(page, 5000);
      
      const elapsed = Date.now() - startTime;
      
      // Should have taken at least 5 seconds
      expect(elapsed).toBeGreaterThanOrEqual(5000);
      
    } finally {
      await page.close();
      await context.close();
    }
  });
  
  test('should use randomized browser fingerprints', async ({ browser }) => {
    // Create multiple contexts and verify they have different fingerprints
    const contexts = [];
    
    try {
      for (let i = 0; i < 3; i++) {
        const context = await getHumanizedContext(browser);
        contexts.push(context);
      }
      
      // Each context should have different settings
      expect(contexts.length).toBe(3);
      
      // Verify different user agents (likely, due to randomization)
      const page1 = await contexts[0].newPage();
      const page2 = await contexts[1].newPage();
      
      const ua1 = await page1.evaluate(() => navigator.userAgent);
      const ua2 = await page2.evaluate(() => navigator.userAgent);
      
      // Both should be valid user agents
      expect(ua1).toBeTruthy();
      expect(ua2).toBeTruthy();
      
      await page1.close();
      await page2.close();
      
    } finally {
      for (const context of contexts) {
        await context.close();
      }
    }
  });
  
  test('should type with realistic mistakes and corrections', async ({ browser }) => {
    const context = await getHumanizedContext(browser);
    const page = await context.newPage();
    
    try {
      await page.goto('https://www.google.com');
      await randomDelay(1000, 1500);
      
      const searchBox = 'textarea[name="q"], input[name="q"]';
      await page.waitForSelector(searchBox);
      
      // Type with high mistake chance for testing
      await humanClick(page, searchBox);
      await humanType(page, searchBox, 'testing human behavior', {
        minDelay: 50,
        maxDelay: 120,
        mistakes: 0.1  // 10% mistake rate for testing
      });
      
      // Get the input value
      const value = await page.inputValue(searchBox);
      
      // Should contain the text (might have slight variations due to mistakes)
      expect(value.toLowerCase()).toContain('testing');
      expect(value.toLowerCase()).toContain('behavior');
      
    } finally {
      await page.close();
      await context.close();
    }
  });
  
});

test.describe('Google Alert validation examples', () => {
  
  test('should validate a simple Google Alert query', async ({ browser }) => {
    const context = await getHumanizedContext(browser);
    const page = await context.newPage();
    
    try {
      // Test query for MacBook repair in Toronto
      const query = '"macbook repair" Toronto';
      
      await page.goto('https://www.google.com');
      await randomDelay(1000, 2000);
      
      // Perform search
      const searchBox = 'textarea[name="q"], input[name="q"]';
      await humanClick(page, searchBox);
      await humanType(page, searchBox, query);
      await randomDelay(500, 1000);
      await page.keyboard.press('Enter');
      
      // Wait for results
      await page.waitForLoadState('networkidle');
      await randomDelay(1500, 2500);
      
      // Check if we got results
      const resultCount = await page.locator('div.g').count();
      expect(resultCount).toBeGreaterThan(0);
      
      // Scroll through results naturally
      await humanScroll(page, { scrollCount: 2 });
      
      // Simulate reading
      await simulateReading(page, 2000);
      
      console.log(`✅ Query "${query}" returned ${resultCount} results`);
      
    } finally {
      await page.close();
      await context.close();
    }
  });
  
  test('should validate Reddit-specific query', async ({ browser }) => {
    const context = await getHumanizedContext(browser);
    const page = await context.newPage();
    
    try {
      // Reddit-specific query
      const query = 'site:reddit.com/r/toronto "laptop repair"';
      
      await page.goto('https://www.google.com');
      await randomDelay(1000, 2000);
      
      // Perform search with human behavior
      const searchBox = 'textarea[name="q"], input[name="q"]';
      await humanClick(page, searchBox);
      await humanType(page, searchBox, query, { mistakes: 0.03 });
      await randomDelay(500, 1200);
      await page.keyboard.press('Enter');
      
      // Wait and analyze
      await page.waitForLoadState('networkidle');
      await randomDelay(2000, 3000);
      
      // Natural scrolling
      await humanScroll(page, {
        scrollCount: 2,
        minScroll: 200,
        maxScroll: 500
      });
      
      // Extract results
      const results = await page.evaluate(() => {
        const items = document.querySelectorAll('div.g');
        return Array.from(items).length;
      });
      
      console.log(`✅ Reddit query returned ${results} results`);
      expect(results).toBeGreaterThanOrEqual(0);
      
    } finally {
      await page.close();
      await context.close();
    }
  });
  
});