Pair Programming Setup - Complete Guide

# Driver-Navigator Pattern Implementation

class PairProgrammingSession {
  constructor(driver, navigator) {
    this.driver = driver;
    this.navigator = navigator;
    this.sessionId = this.generateSessionId();
    this.startTime = new Date();
    this.switches = [];
    this.currentRole = 'driver';
  }
  
  startSession() {
    console.log(`Starting pair programming session: ${this.sessionId}`);
    console.log(`Driver: ${this.driver.name}`);
    console.log(`Navigator: ${this.navigator.name}`);
    
    this.setupEnvironment();
    this.establishCommunication();
    this.defineGoals();
  }
  
  setupEnvironment() {
    // Setup shared development environment
    this.environment = {
      ide: 'VS Code with Live Share',
      communication: 'Discord/Zoom',
      documentation: 'Shared Google Doc',
      versionControl: 'Git with shared branch'
    };
  }
  
  establishCommunication() {
    this.communicationRules = [
      'Driver explains what they are typing',
      'Navigator asks questions and provides guidance',
      'Both discuss approach before implementation',
      'Regular breaks every 25 minutes',
      'Switch roles every 30 minutes'
    ];
  }
  
  defineGoals() {
    this.goals = {
      primary: 'Implement user authentication system',
      secondary: 'Add input validation',
      learning: 'Share knowledge about security best practices'
    };
  }
  
  switchRoles() {
    const switchTime = new Date();
    this.switches.push({
      from: this.currentRole,
      to: this.currentRole === 'driver' ? 'navigator' : 'driver',
      timestamp: switchTime
    });
    
    this.currentRole = this.currentRole === 'driver' ? 'navigator' : 'driver';
    
    console.log(`Role switched: ${this.switches[this.switches.length - 1].from} -> ${this.currentRole}`);
  }
  
  endSession() {
    const endTime = new Date();
    const duration = endTime - this.startTime;
    
    console.log(`Session ended: ${this.sessionId}`);
    console.log(`Duration: ${Math.round(duration / 60000)} minutes`);
    console.log(`Role switches: ${this.switches.length}`);
    
    this.generateReport();
  }
  
  generateReport() {
    return {
      sessionId: this.sessionId,
      participants: [this.driver, this.navigator],
      duration: this.endTime - this.startTime,
      switches: this.switches.length,
      goals: this.goals,
      achievements: this.getAchievements()
    };
  }
  
  getAchievements() {
    return [
      'Completed user authentication',
      'Implemented input validation',
      'Shared security knowledge',
      'Improved code quality through collaboration'
    ];
  }
  
  generateSessionId() {
    return 'PP_' + Date.now() + '_' + Math.random().toString(36).substr(2, 9);
  }
}

# Ping-Pong Programming
class PingPongProgramming {
  constructor(developer1, developer2) {
    this.developer1 = developer1;
    this.developer2 = developer2;
    this.currentDeveloper = developer1;
    this.testSuite = new TestSuite();
    this.implementation = new Implementation();
  }
  
  startCycle() {
    console.log('Starting Ping-Pong Programming cycle');
    this.writeFailingTest();
  }
  
  writeFailingTest() {
    console.log(`${this.currentDeveloper.name} writes a failing test`);
    const test = this.currentDeveloper.writeTest();
    this.testSuite.addTest(test);
    
    if (this.testSuite.runTests().some(test => !test.passed)) {
      this.switchDeveloper();
      this.implementCode();
    }
  }
  
  implementCode() {
    console.log(`${this.currentDeveloper.name} implements code to pass the test`);
    const code = this.currentDeveloper.implement();
    this.implementation.addCode(code);
    
    if (this.testSuite.runTests().every(test => test.passed)) {
      this.refactor();
    } else {
      this.switchDeveloper();
      this.writeFailingTest();
    }
  }
  
  refactor() {
    console.log(`${this.currentDeveloper.name} refactors the code`);
    this.implementation.refactor();
    this.switchDeveloper();
    this.writeFailingTest();
  }
  
  switchDeveloper() {
    this.currentDeveloper = this.currentDeveloper === this.developer1 ? 
                           this.developer2 : this.developer1;
  }
}

# Strong-Style Pairing
class StrongStylePairing {
  constructor(expert, learner) {
    this.expert = expert;
    this.learner = learner;
    this.sessionType = 'strong-style';
  }
  
  startSession() {
    console.log('Starting Strong-Style Pairing session');
    console.log(`Expert: ${this.expert.name}`);
    console.log(`Learner: ${this.learner.name}`);
    
    this.establishRules();
    this.beginCollaboration();
  }
  
  establishRules() {
    this.rules = [
      'Expert never touches the keyboard',
      'Learner never makes decisions',
      'Expert explains what to do and why',
      'Learner asks questions and implements',
      'Regular breaks for discussion'
    ];
  }
  
  beginCollaboration() {
    this.currentTask = this.expert.defineTask();
    this.learner.implementWithGuidance(this.expert, this.currentTask);
  }
}

# Pair Programming Best Practices

class PairProgrammingBestPractices {
  constructor() {
    this.practices = {
      communication: this.getCommunicationPractices(),
      technical: this.getTechnicalPractices(),
      process: this.getProcessPractices(),
      tools: this.getToolPractices()
    };
  }
  
  getCommunicationPractices() {
    return [
      'Speak your thoughts out loud',
      'Ask questions frequently',
      'Explain your reasoning',
      'Listen actively to your partner',
      'Be patient and respectful',
      'Take breaks when needed',
      'Provide constructive feedback'
    ];
  }
  
  getTechnicalPractices() {
    return [
      'Write tests first (TDD)',
      'Keep functions small and focused',
      'Use meaningful variable names',
      'Comment complex logic',
      'Refactor regularly',
      'Follow coding standards',
      'Review code together'
    ];
  }
  
  getProcessPractices() {
    return [
      'Define goals before starting',
      'Switch roles regularly',
      'Take breaks every 25 minutes',
      'Document decisions made',
      'Track progress together',
      'Celebrate achievements',
      'Learn from mistakes'
    ];
  }
  
  getToolPractices() {
    return [
      'Use shared development environment',
      'Enable real-time collaboration',
      'Set up proper communication channels',
      'Use version control effectively',
      'Share screen when needed',
      'Use collaborative documentation',
      'Test tools before sessions'
    ];
  }
  
  validateSession(session) {
    const issues = [];
    
    if (session.duration > 120) {
      issues.push('Session too long - consider taking breaks');
    }
    
    if (session.switches < 2) {
      issues.push('Not enough role switches');
    }
    
    if (!session.communication) {
      issues.push('Poor communication during session');
    }
    
    return {
      isValid: issues.length === 0,
      issues: issues,
      recommendations: this.getRecommendations(issues)
    };
  }
  
  getRecommendations(issues) {
    const recommendations = [];
    
    issues.forEach(issue => {
      switch (issue) {
        case 'Session too long - consider taking breaks':
          recommendations.push('Take 5-minute breaks every 25 minutes');
          break;
        case 'Not enough role switches':
          recommendations.push('Switch roles every 30 minutes');
          break;
        case 'Poor communication during session':
          recommendations.push('Practice active listening and clear communication');
          break;
      }
    });
    
    return recommendations;
  }
}