smartui-migration-tool/lib/simple-commands/pattern-recognition.js

Enterprise-grade CLI tool for migrating visual testing platforms to LambdaTest SmartUI

const { Command, Flags } = require('@oclif/core');
const chalk = require('chalk');
const { ASCIILogos } = require('../utils/ascii-logos');
const fs = require('fs-extra');
const path = require('path');
const glob = require('glob');

class PatternRecognition extends Command {
  static description = 'Advanced pattern recognition and analysis for visual testing migration';
  
  static flags = {
    path: Flags.string({ char: 'p', description: 'Project path to analyze' }),
    platform: Flags.string({ char: 'f', description: 'Target platform (percy|applitools|sauce|smartui)' }),
    framework: Flags.string({ char: 'w', description: 'Target framework (cypress|playwright|selenium|jest)' }),
    language: Flags.string({ char: 'l', description: 'Target language (javascript|typescript|python|java|csharp)' }),
    'confidence-threshold': Flags.integer({ description: 'Minimum confidence threshold (0-100)', default: 70 }),
    'include-context': Flags.boolean({ description: 'Include context analysis in results' }),
    'export-patterns': Flags.boolean({ description: 'Export detected patterns to file' }),
    output: Flags.string({ char: 'o', description: 'Output file for pattern analysis results' }),
    format: Flags.string({ description: 'Output format (json|yaml|table)', default: 'table' })
  };

  async run() {
    console.log(ASCIILogos.getMinimalLogo());
    
    console.log(chalk.cyan.bold('\n🔍 Advanced Pattern Recognition Engine\n'));
    
    const { flags } = await this.parse(PatternRecognition);
    
    const projectPath = flags.path || process.cwd();
    
    console.log(chalk.yellow.bold('📁 Analyzing Project:'));
    console.log(chalk.white(projectPath));
    
    try {
      // Initialize pattern recognition engine
      const engine = this.initializePatternEngine();
      
      // Perform comprehensive pattern analysis
      const analysis = await this.performPatternAnalysis(projectPath, engine, flags);
      
      // Display results
      this.displayPatternResults(analysis, flags);
      
      // Export patterns if requested
      if (flags['export-patterns']) {
        await this.exportPatterns(analysis, projectPath);
      }
      
      // Save results if output specified
      if (flags.output) {
        await this.saveAnalysisResults(analysis, flags.output, flags.format);
      }
      
    } catch (error) {
      console.error(chalk.red.bold('\n❌ Pattern recognition failed:'));
      console.error(chalk.red(error.message));
      this.exit(1);
    }
  }

  initializePatternEngine() {
    return {
      visualTestingPatterns: this.getVisualTestingPatterns(),
      frameworkPatterns: this.getFrameworkPatterns(),
      configurationPatterns: this.getConfigurationPatterns(),
      migrationPatterns: this.getMigrationPatterns(),
      contextAnalyzer: this.createContextAnalyzer()
    };
  }

  async performPatternAnalysis(projectPath, engine, flags) {
    const analysis = {
      projectPath,
      timestamp: new Date().toISOString(),
      patterns: {
        visualTesting: [],
        frameworks: [],
        configurations: [],
        migrations: []
      },
      context: {},
      statistics: {},
      recommendations: []
    };

    console.log(chalk.blue('  🔍 Scanning for visual testing patterns...'));
    analysis.patterns.visualTesting = await this.analyzeVisualTestingPatterns(projectPath, engine, flags);
    
    console.log(chalk.blue('  🏗️  Detecting framework patterns...'));
    analysis.patterns.frameworks = await this.analyzeFrameworkPatterns(projectPath, engine, flags);
    
    console.log(chalk.blue('  ⚙️  Analyzing configuration patterns...'));
    analysis.patterns.configurations = await this.analyzeConfigurationPatterns(projectPath, engine, flags);
    
    console.log(chalk.blue('  🔄 Identifying migration patterns...'));
    analysis.patterns.migrations = await this.analyzeMigrationPatterns(projectPath, engine, flags);
    
    // Context analysis if requested
    if (flags['include-context']) {
      console.log(chalk.blue('  🧠 Performing context analysis...'));
      analysis.context = await this.performContextAnalysis(projectPath, analysis.patterns, engine);
    }
    
    // Calculate statistics
    analysis.statistics = this.calculatePatternStatistics(analysis.patterns);
    
    // Generate recommendations
    analysis.recommendations = this.generatePatternRecommendations(analysis.patterns, flags);
    
    return analysis;
  }

  async analyzeVisualTestingPatterns(projectPath, engine, flags) {
    const patterns = [];
    const files = glob.sync(`${projectPath}/**/*.{js,ts,jsx,tsx,py,java,cs}`, { nodir: true });
    
    for (const file of files.slice(0, 50)) { // Limit for performance
      try {
        const content = await fs.readFile(file, 'utf8');
        const filePatterns = this.findVisualTestingPatterns(content, file, engine.visualTestingPatterns);
        patterns.push(...filePatterns);
      } catch (error) {
        // Skip files that can't be read
      }
    }
    
    return this.filterByConfidence(patterns, flags['confidence-threshold'] / 100);
  }

  async analyzeFrameworkPatterns(projectPath, engine, flags) {
    const patterns = [];
    const files = glob.sync(`${projectPath}/**/*.{js,ts,jsx,tsx,py,java,cs}`, { nodir: true });
    
    for (const file of files.slice(0, 50)) {
      try {
        const content = await fs.readFile(file, 'utf8');
        const filePatterns = this.findFrameworkPatterns(content, file, engine.frameworkPatterns);
        patterns.push(...filePatterns);
      } catch (error) {
        // Skip files that can't be read
      }
    }
    
    return this.filterByConfidence(patterns, flags['confidence-threshold'] / 100);
  }

  async analyzeConfigurationPatterns(projectPath, engine, flags) {
    const patterns = [];
    const configFiles = glob.sync(`${projectPath}/**/*.{json,js,ts,yml,yaml,config}`, { nodir: true });
    
    for (const file of configFiles.slice(0, 20)) {
      try {
        const content = await fs.readFile(file, 'utf8');
        const filePatterns = this.findConfigurationPatterns(content, file, engine.configurationPatterns);
        patterns.push(...filePatterns);
      } catch (error) {
        // Skip files that can't be read
      }
    }
    
    return this.filterByConfidence(patterns, flags['confidence-threshold'] / 100);
  }

  async analyzeMigrationPatterns(projectPath, engine, flags) {
    const patterns = [];
    const files = glob.sync(`${projectPath}/**/*.{js,ts,jsx,tsx,py,java,cs}`, { nodir: true });
    
    for (const file of files.slice(0, 50)) {
      try {
        const content = await fs.readFile(file, 'utf8');
        const filePatterns = this.findMigrationPatterns(content, file, engine.migrationPatterns);
        patterns.push(...filePatterns);
      } catch (error) {
        // Skip files that can't be read
      }
    }
    
    return this.filterByConfidence(patterns, flags['confidence-threshold'] / 100);
  }

  async performContextAnalysis(projectPath, patterns, engine) {
    return {
      projectStructure: await this.analyzeProjectStructure(projectPath),
      codeComplexity: this.analyzeCodeComplexity(patterns),
      migrationReadiness: this.analyzeMigrationReadiness(patterns),
      riskAssessment: this.assessMigrationRisks(patterns),
      dependencies: await this.analyzeDependencies(projectPath)
    };
  }

  findVisualTestingPatterns(content, filePath, patterns) {
    const matches = [];
    
    for (const pattern of patterns) {
      const regex = new RegExp(pattern.regex, 'gi');
      const matches_found = content.match(regex);
      
      if (matches_found) {
        matches.push({
          type: 'visual-testing',
          pattern: pattern.name,
          platform: pattern.platform,
          framework: pattern.framework,
          file: filePath,
          matches: matches_found.length,
          confidence: pattern.confidence,
          context: this.extractContext(content, matches_found[0], 3),
          suggestion: pattern.suggestion,
          migration: pattern.migration
        });
      }
    }
    
    return matches;
  }

  findFrameworkPatterns(content, filePath, patterns) {
    const matches = [];
    
    for (const pattern of patterns) {
      const regex = new RegExp(pattern.regex, 'gi');
      const matches_found = content.match(regex);
      
      if (matches_found) {
        matches.push({
          type: 'framework',
          pattern: pattern.name,
          framework: pattern.framework,
          language: pattern.language,
          file: filePath,
          matches: matches_found.length,
          confidence: pattern.confidence,
          context: this.extractContext(content, matches_found[0], 3),
          suggestion: pattern.suggestion
        });
      }
    }
    
    return matches;
  }

  findConfigurationPatterns(content, filePath, patterns) {
    const matches = [];
    
    for (const pattern of patterns) {
      const regex = new RegExp(pattern.regex, 'gi');
      const matches_found = content.match(regex);
      
      if (matches_found) {
        matches.push({
          type: 'configuration',
          pattern: pattern.name,
          configType: pattern.configType,
          file: filePath,
          matches: matches_found.length,
          confidence: pattern.confidence,
          context: this.extractContext(content, matches_found[0], 3),
          suggestion: pattern.suggestion
        });
      }
    }
    
    return matches;
  }

  findMigrationPatterns(content, filePath, patterns) {
    const matches = [];
    
    for (const pattern of patterns) {
      const regex = new RegExp(pattern.regex, 'gi');
      const matches_found = content.match(regex);
      
      if (matches_found) {
        matches.push({
          type: 'migration',
          pattern: pattern.name,
          sourcePlatform: pattern.sourcePlatform,
          targetPlatform: pattern.targetPlatform,
          file: filePath,
          matches: matches_found.length,
          confidence: pattern.confidence,
          context: this.extractContext(content, matches_found[0], 3),
          suggestion: pattern.suggestion,
          transformation: pattern.transformation
        });
      }
    }
    
    return matches;
  }

  extractContext(content, match, lines) {
    const lines_array = content.split('\n');
    const matchLine = lines_array.findIndex(line => line.includes(match));
    
    if (matchLine === -1) return '';
    
    const start = Math.max(0, matchLine - lines);
    const end = Math.min(lines_array.length, matchLine + lines + 1);
    
    return lines_array.slice(start, end).join('\n');
  }

  filterByConfidence(patterns, threshold) {
    return patterns.filter(pattern => pattern.confidence >= threshold);
  }

  calculatePatternStatistics(patterns) {
    const stats = {
      total: 0,
      byType: {},
      byPlatform: {},
      byFramework: {},
      confidenceDistribution: { high: 0, medium: 0, low: 0 },
      fileDistribution: {}
    };
    
    const allPatterns = [
      ...patterns.visualTesting,
      ...patterns.frameworks,
      ...patterns.configurations,
      ...patterns.migrations
    ];
    
    stats.total = allPatterns.length;
    
    allPatterns.forEach(pattern => {
      // By type
      stats.byType[pattern.type] = (stats.byType[pattern.type] || 0) + 1;
      
      // By platform
      if (pattern.platform) {
        stats.byPlatform[pattern.platform] = (stats.byPlatform[pattern.platform] || 0) + 1;
      }
      
      // By framework
      if (pattern.framework) {
        stats.byFramework[pattern.framework] = (stats.byFramework[pattern.framework] || 0) + 1;
      }
      
      // Confidence distribution
      if (pattern.confidence >= 0.8) stats.confidenceDistribution.high++;
      else if (pattern.confidence >= 0.6) stats.confidenceDistribution.medium++;
      else stats.confidenceDistribution.low++;
      
      // File distribution
      const file = path.basename(pattern.file);
      stats.fileDistribution[file] = (stats.fileDistribution[file] || 0) + 1;
    });
    
    return stats;
  }

  generatePatternRecommendations(patterns, flags) {
    const recommendations = [];
    
    // Visual testing migration recommendations
    const visualPatterns = patterns.visualTesting;
    const outdatedPlatforms = visualPatterns.filter(p => 
      ['percy', 'applitools', 'sauce-labs'].includes(p.platform)
    );
    
    if (outdatedPlatforms.length > 0) {
      recommendations.push({
        type: 'migration',
        priority: 'high',
        message: `Found ${outdatedPlatforms.length} outdated visual testing patterns. Consider migrating to SmartUI.`,
        patterns: outdatedPlatforms.map(p => p.pattern),
        confidence: 0.9
      });
    }
    
    // Framework recommendations
    const frameworkPatterns = patterns.frameworks;
    if (frameworkPatterns.length === 0) {
      recommendations.push({
        type: 'framework',
        priority: 'medium',
        message: 'No test framework patterns detected. Consider adding a testing framework.',
        confidence: 0.7
      });
    }
    
    // Configuration recommendations
    const configPatterns = patterns.configurations;
    const smartuiConfig = configPatterns.find(p => p.pattern.includes('smartui'));
    if (!smartuiConfig) {
      recommendations.push({
        type: 'configuration',
        priority: 'high',
        message: 'No SmartUI configuration found. Add smartui.config.js for optimal setup.',
        confidence: 0.95
      });
    }
    
    return recommendations;
  }

  async analyzeProjectStructure(projectPath) {
    const structure = {
      totalFiles: 0,
      testFiles: 0,
      configFiles: 0,
      sourceFiles: 0,
      languages: new Set(),
      frameworks: new Set()
    };
    
    const files = glob.sync(`${projectPath}/**/*`, { nodir: true });
    structure.totalFiles = files.length;
    
    files.forEach(file => {
      const ext = path.extname(file).toLowerCase();
      const basename = path.basename(file).toLowerCase();
      
      if (basename.includes('test') || basename.includes('spec')) {
        structure.testFiles++;
      }
      
      if (basename.includes('config') || ext === '.json' || ext === '.yml' || ext === '.yaml') {
        structure.configFiles++;
      }
      
      if (['.js', '.ts', '.jsx', '.tsx', '.py', '.java', '.cs'].includes(ext)) {
        structure.sourceFiles++;
        
        // Detect language
        if (['.js', '.jsx'].includes(ext)) structure.languages.add('javascript');
        if (['.ts', '.tsx'].includes(ext)) structure.languages.add('typescript');
        if (ext === '.py') structure.languages.add('python');
        if (ext === '.java') structure.languages.add('java');
        if (ext === '.cs') structure.languages.add('csharp');
      }
    });
    
    return {
      ...structure,
      languages: Array.from(structure.languages),
      frameworks: Array.from(structure.frameworks)
    };
  }

  analyzeCodeComplexity(patterns) {
    const complexity = {
      score: 0,
      factors: []
    };
    
    const allPatterns = [
      ...patterns.visualTesting,
      ...patterns.frameworks,
      ...patterns.configurations,
      ...patterns.migrations
    ];
    
    // Calculate complexity based on pattern density and types
    const patternDensity = allPatterns.length / 100; // patterns per 100 lines
    complexity.score = Math.min(100, patternDensity * 20);
    
    if (patternDensity > 5) {
      complexity.factors.push('High pattern density detected');
    }
    
    const migrationPatterns = patterns.migrations.length;
    if (migrationPatterns > 10) {
      complexity.factors.push('Complex migration requirements');
    }
    
    return complexity;
  }

  analyzeMigrationReadiness(patterns) {
    const readiness = {
      score: 0,
      factors: []
    };
    
    const visualPatterns = patterns.visualTesting;
    const smartuiPatterns = visualPatterns.filter(p => p.platform === 'smartui');
    const outdatedPatterns = visualPatterns.filter(p => 
      ['percy', 'applitools', 'sauce-labs'].includes(p.platform)
    );
    
    // Calculate readiness score
    if (smartuiPatterns.length > 0) {
      readiness.score += 40;
      readiness.factors.push('SmartUI patterns already present');
    }
    
    if (outdatedPatterns.length === 0) {
      readiness.score += 30;
      readiness.factors.push('No outdated patterns to migrate');
    } else {
      readiness.score += 20;
      readiness.factors.push(`${outdatedPatterns.length} patterns need migration`);
    }
    
    if (patterns.frameworks.length > 0) {
      readiness.score += 20;
      readiness.factors.push('Test framework detected');
    }
    
    if (patterns.configurations.length > 0) {
      readiness.score += 10;
      readiness.factors.push('Configuration files present');
    }
    
    return readiness;
  }

  assessMigrationRisks(patterns) {
    const risks = {
      level: 'low',
      factors: []
    };
    
    const allPatterns = [
      ...patterns.visualTesting,
      ...patterns.frameworks,
      ...patterns.configurations,
      ...patterns.migrations
    ];
    
    const highConfidencePatterns = allPatterns.filter(p => p.confidence >= 0.8);
    const lowConfidencePatterns = allPatterns.filter(p => p.confidence < 0.6);
    
    if (lowConfidencePatterns.length > highConfidencePatterns.length) {
      risks.level = 'high';
      risks.factors.push('Many low-confidence pattern matches');
    } else if (lowConfidencePatterns.length > 0) {
      risks.level = 'medium';
      risks.factors.push('Some low-confidence pattern matches');
    }
    
    const migrationPatterns = patterns.migrations.length;
    if (migrationPatterns > 20) {
      risks.level = 'high';
      risks.factors.push('Complex migration requirements');
    }
    
    return risks;
  }

  async analyzeDependencies(projectPath) {
    try {
      const packageJsonPath = path.join(projectPath, 'package.json');
      if (await fs.pathExists(packageJsonPath)) {
        const packageJson = await fs.readJson(packageJsonPath);
        return {
          dependencies: Object.keys(packageJson.dependencies || {}),
          devDependencies: Object.keys(packageJson.devDependencies || {}),
          hasSmartUI: !!(packageJson.dependencies?.['@lambdatest/smartui-cli'] || 
                        packageJson.devDependencies?.['@lambdatest/smartui-cli'])
        };
      }
    } catch (error) {
      // Ignore errors
    }
    
    return { dependencies: [], devDependencies: [], hasSmartUI: false };
  }

  displayPatternResults(analysis, flags) {
    console.log(chalk.yellow.bold('\n📊 Pattern Recognition Results:'));
    
    // Statistics
    console.log(chalk.blue('\n📈 Statistics:'));
    console.log(chalk.white(`  • Total patterns: ${analysis.statistics.total}`));
    console.log(chalk.white(`  • High confidence: ${analysis.statistics.confidenceDistribution.high}`));
    console.log(chalk.white(`  • Medium confidence: ${analysis.statistics.confidenceDistribution.medium}`));
    console.log(chalk.white(`  • Low confidence: ${analysis.statistics.confidenceDistribution.low}`));
    
    // Pattern breakdown
    console.log(chalk.blue('\n🔍 Pattern Breakdown:'));
    Object.entries(analysis.statistics.byType).forEach(([type, count]) => {
      console.log(chalk.white(`  • ${type}: ${count}`));
    });
    
    // Platform breakdown
    if (Object.keys(analysis.statistics.byPlatform).length > 0) {
      console.log(chalk.blue('\n🏢 Platform Breakdown:'));
      Object.entries(analysis.statistics.byPlatform).forEach(([platform, count]) => {
        console.log(chalk.white(`  • ${platform}: ${count}`));
      });
    }
    
    // Framework breakdown
    if (Object.keys(analysis.statistics.byFramework).length > 0) {
      console.log(chalk.blue('\n🏗️  Framework Breakdown:'));
      Object.entries(analysis.statistics.byFramework).forEach(([framework, count]) => {
        console.log(chalk.white(`  • ${framework}: ${count}`));
      });
    }
    
    // Context analysis
    if (flags['include-context'] && analysis.context) {
      console.log(chalk.blue('\n🧠 Context Analysis:'));
      
      if (analysis.context.projectStructure) {
        const structure = analysis.context.projectStructure;
        console.log(chalk.white(`  • Total files: ${structure.totalFiles}`));
        console.log(chalk.white(`  • Test files: ${structure.testFiles}`));
        console.log(chalk.white(`  • Config files: ${structure.configFiles}`));
        console.log(chalk.white(`  • Languages: ${structure.languages.join(', ')}`));
      }
      
      if (analysis.context.codeComplexity) {
        const complexity = analysis.context.codeComplexity;
        console.log(chalk.white(`  • Complexity score: ${complexity.score.toFixed(1)}/100`));
        if (complexity.factors.length > 0) {
          console.log(chalk.white(`  • Factors: ${complexity.factors.join(', ')}`));
        }
      }
      
      if (analysis.context.migrationReadiness) {
        const readiness = analysis.context.migrationReadiness;
        console.log(chalk.white(`  • Migration readiness: ${readiness.score}/100`));
        if (readiness.factors.length > 0) {
          console.log(chalk.white(`  • Factors: ${readiness.factors.join(', ')}`));
        }
      }
      
      if (analysis.context.riskAssessment) {
        const risk = analysis.context.riskAssessment;
        const riskColor = risk.level === 'high' ? chalk.red : risk.level === 'medium' ? chalk.yellow : chalk.green;
        console.log(riskColor(`  • Risk level: ${risk.level.toUpperCase()}`));
        if (risk.factors.length > 0) {
          console.log(chalk.white(`  • Factors: ${risk.factors.join(', ')}`));
        }
      }
    }
    
    // Recommendations
    if (analysis.recommendations.length > 0) {
      console.log(chalk.blue('\n💡 Recommendations:'));
      analysis.recommendations.forEach((rec, index) => {
        const priorityColor = {
          'high': chalk.red,
          'medium': chalk.yellow,
          'low': chalk.green
        };
        console.log(chalk.white(`  ${index + 1}. ${rec.message}`));
        console.log(priorityColor[rec.priority](`     Priority: ${rec.priority.toUpperCase()}`));
        console.log(chalk.gray(`     Confidence: ${(rec.confidence * 100).toFixed(1)}%`));
      });
    }
  }

  async exportPatterns(analysis, projectPath) {
    const exportPath = path.join(projectPath, 'smartui-patterns.json');
    const exportData = {
      timestamp: analysis.timestamp,
      projectPath: analysis.projectPath,
      patterns: analysis.patterns,
      statistics: analysis.statistics
    };
    
    await fs.writeJson(exportPath, exportData, { spaces: 2 });
    console.log(chalk.green(`\n✅ Patterns exported to: ${exportPath}`));
  }

  async saveAnalysisResults(analysis, outputPath, format) {
    let content;
    if (format === 'json') {
      content = JSON.stringify(analysis, null, 2);
    } else if (format === 'yaml') {
      const yaml = require('js-yaml');
      content = yaml.dump(analysis);
    } else {
      content = JSON.stringify(analysis, null, 2);
    }
    
    await fs.writeFile(outputPath, content);
    console.log(chalk.green(`\n✅ Analysis results saved to: ${outputPath}`));
  }

  getVisualTestingPatterns() {
    return [
      // Percy patterns
      {
        name: 'percy-snapshot',
        regex: 'percy\\.snapshot',
        platform: 'percy',
        framework: 'cypress',
        confidence: 0.95,
        suggestion: 'Replace with SmartUI visual check',
        migration: 'cy.visualCheck()'
      },
      {
        name: 'percy-visual',
        regex: 'percy\\.visual',
        platform: 'percy',
        framework: 'cypress',
        confidence: 0.95,
        suggestion: 'Replace with SmartUI visual check',
        migration: 'cy.visualCheck()'
      },
      
      // Applitools patterns
      {
        name: 'applitools-eyes',
        regex: 'eyes\\.',
        platform: 'applitools',
        framework: 'cypress',
        confidence: 0.9,
        suggestion: 'Replace with SmartUI visual check',
        migration: 'cy.visualCheck()'
      },
      {
        name: 'applitools-check',
        regex: 'checkWindow',
        platform: 'applitools',
        framework: 'cypress',
        confidence: 0.9,
        suggestion: 'Replace with SmartUI visual check',
        migration: 'cy.visualCheck()'
      },
      
      // Sauce Labs patterns
      {
        name: 'sauce-visual',
        regex: 'sauce.*visual',
        platform: 'sauce-labs',
        framework: 'selenium',
        confidence: 0.85,
        suggestion: 'Replace with SmartUI visual check',
        migration: 'smartui.visualCheck()'
      },
      
      // SmartUI patterns
      {
        name: 'smartui-visual',
        regex: 'smartui\\.visual',
        platform: 'smartui',
        framework: 'cypress',
        confidence: 0.95,
        suggestion: 'SmartUI pattern detected',
        migration: 'Already migrated'
      }
    ];
  }

  getFrameworkPatterns() {
    return [
      // Cypress patterns
      {
        name: 'cypress-commands',
        regex: 'cy\\.',
        framework: 'cypress',
        language: 'javascript',
        confidence: 0.9,
        suggestion: 'Cypress framework detected'
      },
      {
        name: 'cypress-describe',
        regex: 'describe\\(.*cy\\.',
        framework: 'cypress',
        language: 'javascript',
        confidence: 0.95,
        suggestion: 'Cypress test structure detected'
      },
      
      // Playwright patterns
      {
        name: 'playwright-page',
        regex: 'page\\.',
        framework: 'playwright',
        language: 'javascript',
        confidence: 0.9,
        suggestion: 'Playwright framework detected'
      },
      {
        name: 'playwright-test',
        regex: 'test\\(.*page\\.',
        framework: 'playwright',
        language: 'javascript',
        confidence: 0.95,
        suggestion: 'Playwright test structure detected'
      },
      
      // Selenium patterns
      {
        name: 'selenium-webdriver',
        regex: 'webdriver',
        framework: 'selenium',
        language: 'javascript',
        confidence: 0.8,
        suggestion: 'Selenium WebDriver detected'
      }
    ];
  }

  getConfigurationPatterns() {
    return [
      {
        name: 'cypress-config',
        regex: 'cypress\\.config',
        configType: 'cypress',
        confidence: 0.9,
        suggestion: 'Cypress configuration detected'
      },
      {
        name: 'playwright-config',
        regex: 'playwright\\.config',
        configType: 'playwright',
        confidence: 0.9,
        suggestion: 'Playwright configuration detected'
      },
      {
        name: 'smartui-config',
        regex: 'smartui\\.config',
        configType: 'smartui',
        confidence: 0.95,
        suggestion: 'SmartUI configuration detected'
      },
      {
        name: 'package-json',
        regex: 'package\\.json',
        configType: 'npm',
        confidence: 0.8,
        suggestion: 'Package.json configuration detected'
      }
    ];
  }

  getMigrationPatterns() {
    return [
      {
        name: 'percy-to-smartui',
        regex: 'percy\\.(snapshot|visual)',
        sourcePlatform: 'percy',
        targetPlatform: 'smartui',
        confidence: 0.9,
        suggestion: 'Migrate from Percy to SmartUI',
        transformation: 'percy.snapshot() → cy.visualCheck()'
      },
      {
        name: 'applitools-to-smartui',
        regex: 'eyes\\.(checkWindow|check)',
        sourcePlatform: 'applitools',
        targetPlatform: 'smartui',
        confidence: 0.9,
        suggestion: 'Migrate from Applitools to SmartUI',
        transformation: 'eyes.checkWindow() → cy.visualCheck()'
      },
      {
        name: 'sauce-to-smartui',
        regex: 'sauce.*visual',
        sourcePlatform: 'sauce-labs',
        targetPlatform: 'smartui',
        confidence: 0.85,
        suggestion: 'Migrate from Sauce Labs to SmartUI',
        transformation: 'sauce.visualCheck() → smartui.visualCheck()'
      }
    ];
  }

  createContextAnalyzer() {
    return {
      analyzeScope: (content, pattern) => this.analyzeScope(content, pattern),
      analyzeDependencies: (content, pattern) => this.analyzeDependencies(content, pattern),
      analyzeComplexity: (content, pattern) => this.analyzeComplexity(content, pattern)
    };
  }

  analyzeScope(content, pattern) {
    // Analyze the scope where the pattern appears
    const lines = content.split('\n');
    const patternLine = lines.findIndex(line => line.includes(pattern));
    
    if (patternLine === -1) return { scope: 'unknown', context: '' };
    
    // Determine if it's in a function, class, or global scope
    let scope = 'global';
    let context = '';
    
    for (let i = patternLine; i >= 0; i--) {
      const line = lines[i];
      if (line.includes('function ') || line.includes('=>')) {
        scope = 'function';
        context = line.trim();
        break;
      }
      if (line.includes('class ')) {
        scope = 'class';
        context = line.trim();
        break;
      }
    }
    
    return { scope, context };
  }

  analyzeDependencies(content, pattern) {
    // Analyze dependencies related to the pattern
    const dependencies = [];
    
    if (pattern.includes('percy')) {
      dependencies.push('@percy/cli', '@percy/cypress');
    }
    if (pattern.includes('applitools')) {
      dependencies.push('@applitools/eyes-cypress');
    }
    if (pattern.includes('sauce')) {
      dependencies.push('sauce-connect');
    }
    if (pattern.includes('smartui')) {
      dependencies.push('@lambdatest/smartui-cli');
    }
    
    return dependencies;
  }

  analyzeComplexity(content, pattern) {
    // Analyze the complexity of the code around the pattern
    const lines = content.split('\n');
    const patternLine = lines.findIndex(line => line.includes(pattern));
    
    if (patternLine === -1) return { complexity: 'low', factors: [] };
    
    const factors = [];
    let complexity = 'low';
    
    // Check for nested structures
    const contextLines = lines.slice(Math.max(0, patternLine - 5), patternLine + 6);
    const nestingLevel = contextLines.reduce((max, line) => {
      const indent = line.match(/^\s*/)[0].length;
      return Math.max(max, indent);
    }, 0);
    
    if (nestingLevel > 8) {
      factors.push('High nesting level');
      complexity = 'high';
    } else if (nestingLevel > 4) {
      factors.push('Medium nesting level');
      complexity = 'medium';
    }
    
    // Check for async/await patterns
    if (contextLines.some(line => line.includes('async') || line.includes('await'))) {
      factors.push('Async operations present');
      if (complexity === 'low') complexity = 'medium';
    }
    
    return { complexity, factors };
  }
}

module.exports.default = PatternRecognition;