Best UserPilot Product Analytics Phone Validation API & Email Verification Integration 2025

// Enhanced UserPilot integration with 1lookup validation
// Initialize UserPilot
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    start: (new Date).getTime(), event: "userpilot.js"
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  var firstScript = document.getElementsByTagName("script")[0];
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  userPilotScript.async = true;
  userPilotScript.src = "https://js.userpilot.io/sdk/latest.js";
  firstScript.parentNode.insertBefore(userPilotScript, firstScript);
})(window, document, "dataLayer", "YOUR_USERPILOT_ID");

// Enhanced user identification with contact validation for product analytics
window.identifyUserPilotUserWithValidation = async function(userId, userAttributes) {
  try {
    // Validate user contact information if present
    if (userAttributes.email || userAttributes.phone) {
      const validationData = await validateUserContactForUserPilot({
        phone: userAttributes.phone,
        email: userAttributes.email
      });
      
      // Enhance user attributes with validation results
      const enhancedAttributes = {
        ...userAttributes,
        // Phone validation attributes
        phone_validation_status: validationData.phone?.is_valid ? 'valid' : 'invalid',
        phone_carrier: validationData.phone?.carrier_details?.name || '',
        phone_line_type: validationData.phone?.carrier_details?.type || '',
        phone_country: validationData.phone?.location_details?.country || '',
        phone_region: validationData.phone?.location_details?.region || '',
        phone_risk_level: validationData.phone?.risk_assessment?.risk_level || '',
        // Email validation attributes
        email_validation_status: validationData.email?.is_valid ? 'valid' : 'invalid',
        email_deliverability: validationData.email?.deliverability?.status || '',
        email_domain_type: validationData.email?.domain_details?.type || '',
        email_risk_level: validationData.email?.risk_assessment?.risk_level || '',
        // Product analytics specific enhancements
        user_product_quality: calculateProductUserQuality(validationData),
        user_onboarding_tier: determineOnboardingUserTier(validationData),
        is_verified_product_user: isVerifiedProductUser(validationData),
        onboarding_validation_timestamp: new Date().toISOString(),
        // UserPilot-specific attributes
        userpilot_validation_version: '2025.1',
        product_analytics_segment: determineProductAnalyticsSegment(validationData),
        onboarding_priority: calculateOnboardingPriority(validationData),
        user_guidance_tier: calculateUserGuidanceTier(validationData)
      };
      
      // Identify user with enhanced attributes in UserPilot
      userpilot.identify(userId, enhancedAttributes);
      
      // Set custom attributes for onboarding personalization
      userpilot.reload({
        user_quality_score: enhancedAttributes.user_product_quality,
        onboarding_tier: enhancedAttributes.user_onboarding_tier,
        validation_status: enhancedAttributes.is_verified_product_user ? 'verified' : 'unverified',
        guidance_priority: enhancedAttributes.user_guidance_tier
      });
      
      // Track validation event for product analytics
      userpilot.track('User Contact Validated', {
        validation_type: 'product_analytics_enhancement',
        phone_valid: validationData.phone?.is_valid,
        email_valid: validationData.email?.is_valid,
        quality_score: enhancedAttributes.user_product_quality,
        product_segment: enhancedAttributes.product_analytics_segment
      });
      
    } else {
      // Standard identification without validation
      userpilot.identify(userId, userAttributes);
    }
    
  } catch (error) {
    console.error('UserPilot user validation error:', error);
    // Fallback to standard identification
    userpilot.identify(userId, {
      ...userAttributes,
      validation_error: true,
      validation_error_message: error.message
    });
  }
};

// Contact validation function optimized for product analytics
async function validateUserContactForUserPilot(contactData) {
  const response = await fetch('https://app.1lookup.io/api/v1/validate', {
    method: 'POST',
    headers: {
      'Authorization': 'Bearer YOUR_1LOOKUP_API_KEY',
      'Content-Type': 'application/json',
      'X-Integration': 'userpilot-product-analytics'
    },
    body: JSON.stringify({
      ...contactData,
      include_carrier_details: true,
      include_location_details: true,
      include_risk_assessment: true,
      product_analytics_context: true
    })
  });
  
  if (!response.ok) {
    throw new Error(`Product analytics validation failed: ${response.status}`);
  }
  
  return await response.json();
}

// Calculate product analytics-specific user quality score
function calculateProductUserQuality(validationData) {
  let score = 0;
  
  // Email scoring for product analytics
  if (validationData.email?.is_valid) score += 40;
  if (validationData.email?.deliverability?.status === 'deliverable') score += 15;
  
  // Phone scoring for product analytics
  if (validationData.phone?.is_valid) score += 35;
  if (validationData.phone?.risk_assessment?.risk_level === 'low') score += 10;
  
  return Math.min(100, score);
}

// Determine onboarding user tier
function determineOnboardingUserTier(validationData) {
  const qualityScore = calculateProductUserQuality(validationData);
  
  if (qualityScore >= 80) return 'premium_onboarding_user';
  if (qualityScore >= 60) return 'high_value_onboarding_user';
  if (qualityScore >= 40) return 'standard_onboarding_user';
  return 'basic_onboarding_user';
}

// Calculate user guidance tier based on validation quality
function calculateUserGuidanceTier(validationData) {
  const qualityScore = calculateProductUserQuality(validationData);
  
  if (qualityScore >= 80) return 'personalized';
  if (qualityScore >= 60) return 'guided';
  if (qualityScore >= 40) return 'standard';
  return 'basic';
}

// Enhanced UserPilot server-side integration with contact validation
const axios = require('axios');

class UserPilotProductValidator {
  constructor(apiKey, lookupApiKey) {
    this.apiKey = apiKey;
    this.lookupApiKey = lookupApiKey;
    this.baseUrl = 'https://api.userpilot.io/v1';
    this.userOnboardingCache = new Map();
  }
  
  async trackOnboardingEventWithValidation(userId, eventName, eventProperties, userContext) {
    try {
      // Get or validate user contact data
      let userValidation = this.userOnboardingCache.get(userId);
      if (!userValidation) {
        userValidation = await this.validateUserForOnboarding(userContext);
        this.userOnboardingCache.set(userId, userValidation);
      }
      
      // Calculate onboarding event quality
      const eventQuality = this.calculateOnboardingEventQuality(
        eventName,
        eventProperties,
        userValidation
      );
      
      // Enhanced product analytics event properties
      const enhancedEventProperties = {
        ...eventProperties,
        // User validation context
        user_product_quality: userValidation.quality_score,
        user_onboarding_tier: userValidation.tier,
        user_verification_status: userValidation.verification_status,
        // Event quality metrics
        event_onboarding_quality: eventQuality.score,
        event_reliability: eventQuality.reliability,
        product_value_tier: eventQuality.value_tier,
        is_high_value_onboarding_event: eventQuality.is_high_value,
        // Product analytics insights
        onboarding_progression_quality: eventQuality.progression_quality,
        product_adoption_potential: eventQuality.adoption_potential,
        user_guidance_effectiveness: eventQuality.guidance_effectiveness,
        // User quality insights
        user_onboarding_likelihood: eventQuality.onboarding_likelihood,
        user_retention_score: eventQuality.retention_score,
        product_engagement_priority: eventQuality.engagement_priority,
        // Geographic and behavioral context
        user_geographic_region: userValidation.region,
        device_onboarding_trust: eventQuality.device_trust,
        onboarding_anomaly_score: eventQuality.anomaly_score,
        // UserPilot-specific enhancements
        onboarding_segment: this.determineOnboardingSegment(userValidation),
        product_adoption_weight: eventQuality.adoption_weight,
        user_guidance_optimization_value: eventQuality.guidance_value
      };
      
      // Track enhanced onboarding event
      await this.sendUserPilotEvent(userId, eventName, enhancedEventProperties);
      
      // Track onboarding quality analytics
      await this.sendUserPilotEvent(userId, 'Onboarding Quality Analytics', {
        original_event: eventName,
        quality_score: eventQuality.score,
        user_tier: userValidation.tier,
        onboarding_value: eventQuality.onboarding_value
      });
      
      // Update user onboarding profile
      await this.updateUserOnboardingProfile(userId, eventQuality, userValidation);
      
      return { success: true, eventQuality, userValidation };
      
    } catch (error) {
      console.error('Onboarding event validation error:', error);
      
      // Fallback tracking
      await this.sendUserPilotEvent(userId, eventName, {
        ...eventProperties,
        validation_error: true,
        error_type: 'onboarding_validation_failed'
      });
      
      return { success: false, error: error.message };
    }
  }
  
  async validateUserForOnboarding(userContext) {
    try {
      const contactData = {
        phone: userContext.phone,
        email: userContext.email
      };
      
      if (!contactData.phone && !contactData.email) {
        return this.getDefaultOnboardingValidation();
      }
      
      const response = await axios.post('https://app.1lookup.io/api/v1/validate', contactData, {
        headers: {
          'Authorization': `Bearer ${this.lookupApiKey}`,
          'Content-Type': 'application/json',
          'X-Integration': 'userpilot-server'
        }
      });
      
      const validation = response.data;
      
      return {
        quality_score: this.calculateOnboardingQualityScore(validation),
        tier: this.determineOnboardingTier(validation),
        verification_status: this.getOnboardingVerificationStatus(validation),
        phone_verified: validation.phone?.is_valid,
        email_verified: validation.email?.is_valid,
        fraud_risk_level: validation.fraud_risk_level,
        country: validation.phone?.location_details?.country,
        region: validation.phone?.location_details?.region,
        carrier_type: validation.phone?.carrier_details?.type,
        onboarding_segment: this.determineOnboardingSegment(validation),
        product_adoption_reliability: this.calculateProductAdoptionReliability(validation)
      };
      
    } catch (error) {
      console.error('User onboarding validation error:', error);
      return this.getDefaultOnboardingValidation();
    }
  }
  
  calculateOnboardingEventQuality(eventName, eventProperties, userValidation) {
    let score = 0;
    let reliability = 0;
    let onboardingValue = 0;
    
    // Base score from user validation
    const userQuality = userValidation.quality_score || 0;
    score = userQuality * 0.5; // 50% weight from user quality
    
    // Event-specific scoring for product analytics
    const onboardingEventMultipliers = {
      'onboarding_started': 1.5,
      'step_completed': 1.8,
      'feature_discovered': 1.3,
      'tutorial_completed': 2.0,
      'first_action': 1.6,
      'goal_achieved': 2.2,
      'onboarding_completed': 2.5,
      'feature_adopted': 1.9,
      'retention_milestone': 2.1,
      'upgrade_action': 2.3
    };
    
    score *= (onboardingEventMultipliers[eventName] || 1.0);
    
    // Product analytics value calculation
    onboardingValue = this.calculateEventOnboardingValue(eventName, eventProperties, userValidation);
    
    // Reliability scoring for product analytics
    reliability = this.calculateEventOnboardingReliability(userValidation, eventProperties);
    
    return {
      score: Math.min(100, score),
      reliability: Math.min(100, reliability),
      value_tier: this.determineOnboardingValueTier(onboardingValue),
      is_high_value: score >= 70 && reliability >= 80,
      progression_quality: this.calculateProgressionQuality(userValidation, eventName),
      adoption_potential: this.calculateAdoptionPotential(userValidation, eventName),
      guidance_effectiveness: this.calculateGuidanceEffectiveness(userValidation, eventProperties),
      onboarding_likelihood: this.calculateOnboardingLikelihood(userValidation, eventName),
      retention_score: this.calculateRetentionScore(userValidation, eventName),
      engagement_priority: this.calculateEngagementPriority(score, reliability),
      device_trust: this.calculateDeviceTrust(eventProperties, userValidation),
      anomaly_score: this.calculateOnboardingAnomalyScore(eventProperties),
      adoption_weight: this.calculateAdoptionWeight(userValidation),
      guidance_value: this.calculateGuidanceValue(userValidation, eventProperties),
      onboarding_value: onboardingValue
    };
  }
  
  async sendUserPilotEvent(userId, eventName, properties) {
    const payload = {
      user_id: userId,
      event_name: eventName,
      properties: properties,
      timestamp: new Date().toISOString()
    };
    
    try {
      await axios.post(`${this.baseUrl}/events`, payload, {
        headers: {
          'Authorization': `Bearer ${this.apiKey}`,
          'Content-Type': 'application/json'
        }
      });
    } catch (error) {
      console.error('UserPilot event tracking error:', error);
      throw error;
    }
  }
  
  calculateEventOnboardingValue(eventName, eventProperties, userValidation) {
    let baseValue = 0;
    
    // Event value mapping for product analytics
    const eventValues = {
      'onboarding_started': 5,
      'step_completed': 8,
      'feature_discovered': 10,
      'tutorial_completed': 15,
      'first_action': 12,
      'goal_achieved': 20,
      'onboarding_completed': 25,
      'feature_adopted': 18,
      'retention_milestone': 22,
      'upgrade_action': 30
    };
    
    baseValue = eventValues[eventName] || 3;
    
    // User quality multiplier
    const qualityMultiplier = userValidation.quality_score / 100;
    
    // Progress-based adjustment
    if (eventProperties.progress_percentage) {
      baseValue += parseFloat(eventProperties.progress_percentage) * 0.1;
    }
    
    return Math.round(baseValue * qualityMultiplier * 100) / 100;
  }
  
  determineOnboardingSegment(userValidation) {
    const qualityScore = userValidation.quality_score || 0;
    const hasPhone = userValidation.phone_verified;
    const hasEmail = userValidation.email_verified;
    
    if (qualityScore >= 80 && hasPhone && hasEmail) {
      return 'premium_product_onboarding';
    } else if (qualityScore >= 70) {
      return 'high_value_verified_onboarding';
    } else if (qualityScore >= 50) {
      return 'standard_product_onboarding';
    } else {
      return 'basic_onboarding_prospect';
    }
  }
}

// Advanced onboarding flow analysis with contact validation analytics
class UserPilotOnboardingAnalyzer {
  constructor(apiKey, lookupApiKey) {
    this.apiKey = apiKey;
    this.lookupApiKey = lookupApiKey;
    this.onboardingFlows = new Map();
    this.userProgressCache = new Map();
  }
  
  async analyzeOnboardingFlowWithValidation(flowId, userId, flowSteps, userProgress) {
    try {
      // Get user validation data for onboarding analysis
      const userValidation = await this.getUserValidationForOnboarding(userId);
      
      // Calculate comprehensive onboarding quality
      const onboardingQuality = this.calculateComprehensiveOnboardingQuality(
        flowSteps,
        userProgress,
        userValidation
      );
      
      // Enhanced onboarding flow analysis
      const onboardingFlowAnalysis = {
        flow_id: flowId,
        user_id: userId,
        analysis_timestamp: new Date().toISOString(),
        // User validation context
        user_quality_score: userValidation.quality_score,
        user_verification_level: userValidation.verification_level,
        user_onboarding_tier: userValidation.onboarding_tier,
        // Onboarding quality metrics
        flow_quality_score: onboardingQuality.overall_score,
        flow_completion_probability: onboardingQuality.completion_probability,
        step_progression_quality: onboardingQuality.progression_quality,
        onboarding_effectiveness: onboardingQuality.effectiveness,
        // User guidance insights
        guidance_personalization_score: onboardingQuality.personalization_score,
        user_engagement_in_flow: onboardingQuality.engagement_score,
        feature_adoption_likelihood: onboardingQuality.adoption_likelihood,
        // Product analytics insights
        product_value_realization: onboardingQuality.value_realization,
        time_to_value_prediction: onboardingQuality.ttv_prediction,
        retention_probability_post_onboarding: onboardingQuality.retention_probability,
        // Optimization insights
        onboarding_optimization_opportunities: onboardingQuality.optimization_opportunities.length,
        recommended_flow_improvements: onboardingQuality.improvement_recommendations,
        personalization_recommendations: onboardingQuality.personalization_recommendations,
        // Quality and trust indicators
        flow_authenticity: onboardingQuality.authenticity,
        user_intent_reliability: onboardingQuality.intent_reliability,
        onboarding_confidence_score: onboardingQuality.confidence_score
      };
      
      // Track onboarding flow analysis in UserPilot
      await this.sendUserPilotEvent(userId, 'Onboarding Flow Analyzed', {
        flow_id: flowId,
        flow_quality: onboardingQuality.overall_score,
        user_tier: userValidation.onboarding_tier,
        completion_probability: onboardingQuality.completion_probability,
        optimization_opportunities: onboardingQuality.optimization_opportunities.length
      });
      
      // Update user onboarding analytics profile
      await this.updateUserOnboardingAnalyticsProfile(userId, onboardingFlowAnalysis);
      
      // Trigger personalized onboarding adjustments
      await this.triggerOnboardingPersonalization(userId, onboardingQuality, userValidation);
      
      return onboardingFlowAnalysis;
      
    } catch (error) {
      console.error('Onboarding flow analysis error:', error);
      return { error: error.message, flow_id: flowId };
    }
  }
  
  calculateComprehensiveOnboardingQuality(flowSteps, userProgress, userValidation) {
    let overallScore = 0;
    let completionProbability = 0;
    let progressionQuality = 0;
    
    // User quality contribution (40%)
    const userQuality = userValidation.quality_score || 0;
    overallScore = userQuality * 0.4;
    
    // Progress quality contribution (35%)
    const progressScore = this.calculateProgressQuality(flowSteps, userProgress);
    overallScore += progressScore * 0.35;
    
    // Flow design quality contribution (25%)
    const flowDesignScore = this.calculateFlowDesignQuality(flowSteps);
    overallScore += flowDesignScore * 0.25;
    
    // Calculate completion probability
    completionProbability = this.calculateOnboardingCompletionProbability(
      userValidation,
      userProgress,
      flowSteps
    );
    
    // Calculate progression quality
    progressionQuality = this.calculateOnboardingProgressionQuality(
      userProgress,
      userValidation
    );
    
    // Calculate effectiveness metrics
    const effectiveness = this.calculateOnboardingEffectiveness(
      userValidation,
      userProgress,
      flowSteps
    );
    
    // Calculate personalization opportunities
    const personalizationScore = this.calculatePersonalizationScore(userValidation, flowSteps);
    
    // Calculate engagement metrics
    const engagementScore = this.calculateOnboardingEngagementScore(userProgress, userValidation);
    
    // Calculate adoption likelihood
    const adoptionLikelihood = this.calculateFeatureAdoptionLikelihood(
      userValidation,
      userProgress
    );
    
    return {
      overall_score: Math.min(100, overallScore),
      completion_probability: Math.min(100, completionProbability),
      progression_quality: Math.min(100, progressionQuality),
      effectiveness: Math.min(100, effectiveness),
      personalization_score: Math.min(100, personalizationScore),
      engagement_score: Math.min(100, engagementScore),
      adoption_likelihood: Math.min(100, adoptionLikelihood),
      value_realization: this.calculateValueRealization(userValidation, userProgress),
      ttv_prediction: this.calculateTimeToValuePrediction(userValidation, userProgress),
      retention_probability: this.calculatePostOnboardingRetention(userValidation, userProgress),
      optimization_opportunities: this.identifyOnboardingOptimizations(
        userValidation,
        userProgress,
        flowSteps
      ),
      improvement_recommendations: this.generateFlowImprovements(
        userValidation,
        userProgress
      ),
      personalization_recommendations: this.generatePersonalizationRecommendations(
        userValidation,
        flowSteps
      ),
      authenticity: this.calculateOnboardingAuthenticity(userValidation, userProgress),
      intent_reliability: this.calculateUserIntentReliability(userValidation, userProgress),
      confidence_score: this.calculateOnboardingConfidenceScore(userValidation, userProgress)
    };
  }
  
  calculateProgressQuality(flowSteps, userProgress) {
    let progressScore = 0;
    
    // Calculate completion rate
    const completedSteps = userProgress.completed_steps || 0;
    const totalSteps = flowSteps.length;
    const completionRate = completedSteps / totalSteps;
    
    progressScore += completionRate * 50; // 50 points for completion rate
    
    // Time efficiency scoring
    const averageTimePerStep = userProgress.total_time / completedSteps;
    if (averageTimePerStep < 60) progressScore += 20; // Fast completion
    else if (averageTimePerStep < 120) progressScore += 15; // Medium completion
    else if (averageTimePerStep < 300) progressScore += 10; // Slow completion
    
    // Engagement quality
    if (userProgress.interactions_per_step > 3) progressScore += 15; // High engagement
    else if (userProgress.interactions_per_step > 1) progressScore += 10; // Medium engagement
    
    // Drop-off analysis
    if (userProgress.drop_off_step) {
      const dropOffRate = userProgress.drop_off_step / totalSteps;
      progressScore -= (1 - dropOffRate) * 20; // Penalty for early drop-off
    }
    
    return Math.max(0, Math.min(100, progressScore));
  }
  
  async triggerOnboardingPersonalization(userId, onboardingQuality, userValidation) {
    try {
      // Trigger personalized onboarding based on user quality
      if (userValidation.quality_score >= 80 && onboardingQuality.engagement_score >= 70) {
        await this.sendUserPilotEvent(userId, 'High Quality Onboarding Trigger', {
          trigger_type: 'premium_onboarding_personalization',
          quality_score: userValidation.quality_score,
          engagement_score: onboardingQuality.engagement_score,
          recommended_action: 'advanced_feature_introduction'
        });
      }
      
      // Trigger retention enhancement for at-risk users
      if (onboardingQuality.completion_probability < 60 && userValidation.quality_score >= 60) {
        await this.sendUserPilotEvent(userId, 'Onboarding Risk Trigger', {
          trigger_type: 'retention_enhancement',
          completion_probability: onboardingQuality.completion_probability,
          quality_score: userValidation.quality_score,
          recommended_action: 'personalized_guidance_intervention'
        });
      }
      
      // Trigger feature adoption optimization
      if (onboardingQuality.adoption_likelihood >= 75) {
        await this.sendUserPilotEvent(userId, 'Feature Adoption Trigger', {
          trigger_type: 'adoption_optimization',
          adoption_likelihood: onboardingQuality.adoption_likelihood,
          user_tier: userValidation.tier,
          recommended_action: 'feature_adoption_campaign'
        });
      }
      
    } catch (error) {
      console.error('Onboarding personalization trigger error:', error);
    }
  }
}

// Advanced product feature adoption tracking with contact validation for UserPilot
class UserPilotFeatureAdoptionTracker {
  constructor(apiKey, lookupApiKey) {
    this.apiKey = apiKey;
    this.lookupApiKey = lookupApiKey;
    this.featureAdoptionData = new Map();
    this.userProductProfiles = new Map();
    this.adoptionThresholds = {
      power_user: 80,
      active_user: 60,
      casual_user: 40,
      inactive_user: 0
    };
  }
  
  async trackFeatureAdoptionWithValidation(userId, featureName, adoptionData, userContext) {
    try {
      // Get comprehensive user validation for product analytics
      const userValidation = await this.getComprehensiveUserValidationForProduct(userId, userContext);
      
      // Calculate feature adoption quality metrics
      const adoptionQuality = this.calculateFeatureAdoptionQuality(
        featureName,
        adoptionData,
        userValidation
      );
      
      // Enhanced feature adoption analytics
      const featureAdoptionAnalytics = {
        user_id: userId,
        feature_name: featureName,
        adoption_timestamp: new Date().toISOString(),
        // User validation context
        user_product_quality: userValidation.quality_score,
        user_verification_level: userValidation.verification_level,
        user_product_tier: userValidation.product_tier,
        // Feature adoption quality metrics
        adoption_quality_score: adoptionQuality.score,
        adoption_authenticity: adoptionQuality.authenticity,
        adoption_reliability: adoptionQuality.reliability,
        feature_engagement_quality: adoptionQuality.engagement_quality,
        // Product analytics insights
        feature_value_realization: adoptionQuality.value_realization,
        adoption_depth_score: adoptionQuality.depth_score,
        feature_stickiness_prediction: adoptionQuality.stickiness_prediction,
        user_success_correlation: adoptionQuality.success_correlation,
        // User behavior insights
        adoption_pattern_quality: adoptionQuality.pattern_quality,
        feature_discovery_path_quality: adoptionQuality.discovery_path_quality,
        user_intent_alignment: adoptionQuality.intent_alignment,
        // Predictive metrics
        continued_usage_probability: adoptionQuality.continued_usage_probability,
        feature_advocacy_potential: adoptionQuality.advocacy_potential,
        cross_feature_adoption_likelihood: adoptionQuality.cross_adoption_likelihood,
        // Geographic and demographic context
        user_geographic_region: userValidation.region,
        product_market_segment: adoptionQuality.market_segment,
        // Optimization insights
        feature_optimization_opportunities: adoptionQuality.optimization_opportunities.length,
        personalization_recommendations: adoptionQuality.personalization_recommendations,
        retention_enhancement_actions: adoptionQuality.retention_actions
      };
      
      // Track feature adoption analytics in UserPilot
      await this.sendUserPilotEvent(userId, 'Feature Adoption Analyzed', {
        feature_name: featureName,
        adoption_quality: adoptionQuality.score,
        user_tier: userValidation.product_tier,
        value_realization: adoptionQuality.value_realization,
        stickiness_prediction: adoptionQuality.stickiness_prediction
      });
      
      // Update user product analytics profile
      await this.updateUserProductProfile(userId, featureName, featureAdoptionAnalytics);
      
      // Trigger feature adoption optimization
      await this.triggerFeatureAdoptionOptimization(userId, adoptionQuality, featureName);
      
      return featureAdoptionAnalytics;
      
    } catch (error) {
      console.error('Feature adoption tracking error:', error);
      return { error: error.message, feature_name: featureName };
    }
  }
  
  calculateFeatureAdoptionQuality(featureName, adoptionData, userValidation) {
    let score = 0;
    let authenticity = 0;
    let reliability = 0;
    
    // User quality contribution (50%)
    const userQuality = userValidation.quality_score || 0;
    score = userQuality * 0.5;
    
    // Adoption behavior contribution (30%)
    const adoptionBehaviorScore = this.calculateAdoptionBehaviorScore(adoptionData);
    score += adoptionBehaviorScore * 0.3;
    
    // Feature complexity contribution (20%)
    const featureComplexityScore = this.calculateFeatureComplexityScore(featureName, adoptionData);
    score += featureComplexityScore * 0.2;
    
    // Calculate authenticity
    authenticity = this.calculateAdoptionAuthenticity(userValidation, adoptionData);
    
    // Calculate reliability
    reliability = this.calculateAdoptionReliability(userValidation, adoptionData);
    
    // Calculate various quality metrics
    const engagementQuality = this.calculateFeatureEngagementQuality(adoptionData, userValidation);
    const valueRealization = this.calculateFeatureValueRealization(featureName, adoptionData, userValidation);
    const depthScore = this.calculateAdoptionDepthScore(adoptionData);
    
    return {
      score: Math.min(100, score),
      authenticity: Math.min(100, authenticity),
      reliability: Math.min(100, reliability),
      engagement_quality: engagementQuality,
      value_realization: valueRealization,
      depth_score: depthScore,
      stickiness_prediction: this.calculateStickinesssPrediction(adoptionData, userValidation),
      success_correlation: this.calculateSuccessCorrelation(userValidation, adoptionData),
      pattern_quality: this.calculateAdoptionPatternQuality(adoptionData),
      discovery_path_quality: this.calculateDiscoveryPathQuality(adoptionData, userValidation),
      intent_alignment: this.calculateIntentAlignment(userValidation, featureName),
      continued_usage_probability: this.calculateContinuedUsageProbability(adoptionData, userValidation),
      advocacy_potential: this.calculateAdvocacyPotential(userValidation, adoptionData),
      cross_adoption_likelihood: this.calculateCrossAdoptionLikelihood(userValidation, featureName),
      market_segment: this.determineProductMarketSegment(userValidation, featureName),
      optimization_opportunities: this.identifyFeatureOptimizations(adoptionData, userValidation),
      personalization_recommendations: this.generateFeaturePersonalizationRecommendations(
        userValidation,
        featureName,
        adoptionData
      ),
      retention_actions: this.generateRetentionActions(userValidation, adoptionData)
    };
  }
  
  calculateAdoptionBehaviorScore(adoptionData) {
    let score = 0;
    
    // Usage frequency scoring
    const usageFrequency = adoptionData.usage_frequency || 0;
    if (usageFrequency >= 5) score += 30; // Daily usage
    else if (usageFrequency >= 3) score += 20; // Regular usage
    else if (usageFrequency >= 1) score += 10; // Occasional usage
    
    // Feature depth scoring
    const featuresUsed = adoptionData.features_used || 0;
    if (featuresUsed >= 5) score += 25; // Deep usage
    else if (featuresUsed >= 3) score += 15; // Medium usage
    else if (featuresUsed >= 1) score += 10; // Basic usage
    
    // Time spent scoring
    const timeSpent = adoptionData.total_time_spent || 0;
    if (timeSpent >= 1800) score += 20; // 30+ minutes
    else if (timeSpent >= 600) score += 15; // 10+ minutes
    else if (timeSpent >= 180) score += 10; // 3+ minutes
    
    // Engagement quality
    const interactionQuality = adoptionData.interaction_quality || 0;
    score += interactionQuality * 0.25; // Up to 25 points from interaction quality
    
    return Math.min(100, score);
  }
}