shipdeck
Version:
Ship MVPs in 48 hours. Fix bugs in 30 seconds. The command deck for developers who ship.
914 lines (759 loc) • 29.6 kB
JavaScript
/**
* Quality Reporter for Quality Gates
*
* Comprehensive quality reporting and metrics dashboard:
* - Real-time quality scorecards
* - Violation tracking and trends
* - Performance metrics visualization
* - Rollback analysis and insights
* - Executive summaries and actionable recommendations
*/
const EventEmitter = require('events');
class QualityReporter extends EventEmitter {
constructor(config = {}) {
super();
this.config = {
// Report generation settings
enableRealTimeReports: config.enableRealTimeReports !== false,
enableTrendAnalysis: config.enableTrendAnalysis !== false,
enableExecutiveSummary: config.enableExecutiveSummary !== false,
// Report formats
supportedFormats: config.supportedFormats || ['json', 'html', 'markdown', 'pdf'],
defaultFormat: config.defaultFormat || 'json',
// Data retention
dataRetentionDays: config.dataRetentionDays || 90,
maxHistoryEntries: config.maxHistoryEntries || 10000,
// Dashboard settings
dashboardRefreshInterval: config.dashboardRefreshInterval || 30000, // 30 seconds
enableInteractiveDashboard: config.enableInteractiveDashboard !== false,
// Alert thresholds
successRateAlertThreshold: config.successRateAlertThreshold || 0.85, // 85%
qualityScoreAlertThreshold: config.qualityScoreAlertThreshold || 70,
regressionAlertThreshold: config.regressionAlertThreshold || 0.15, // 15%
...config
};
// Report data storage
this.reportData = {
qualityMetrics: [],
violationTrends: new Map(),
performanceMetrics: [],
rollbackEvents: [],
dailySummaries: new Map(),
weeklyReports: []
};
// Report templates
this.reportTemplates = this._initializeReportTemplates();
// Statistics
this.reportStats = {
reportsGenerated: 0,
lastReportTime: null,
averageReportGenerationTime: 0,
popularReportTypes: {
dashboard: 0,
summary: 0,
trends: 0,
detailed: 0
}
};
// Setup data cleanup
this._setupDataCleanup();
}
/**
* Generate comprehensive quality report
*/
async generateReport(options = {}) {
const startTime = Date.now();
const reportOptions = {
format: options.format || this.config.defaultFormat,
type: options.type || 'dashboard', // dashboard, summary, trends, detailed
timeRange: options.timeRange || '24h', // 1h, 24h, 7d, 30d
includeExecutiveSummary: options.includeExecutiveSummary !== false,
includeTrends: options.includeTrends !== false,
includeRecommendations: options.includeRecommendations !== false,
...options
};
console.log(`📊 Generating ${reportOptions.type} report in ${reportOptions.format} format`);
try {
// Collect report data based on time range
const reportData = await this._collectReportData(reportOptions.timeRange);
// Generate report based on type
let report;
switch (reportOptions.type) {
case 'dashboard':
report = await this._generateDashboardReport(reportData, reportOptions);
break;
case 'summary':
report = await this._generateSummaryReport(reportData, reportOptions);
break;
case 'trends':
report = await this._generateTrendsReport(reportData, reportOptions);
break;
case 'detailed':
report = await this._generateDetailedReport(reportData, reportOptions);
break;
default:
throw new Error(`Unknown report type: ${reportOptions.type}`);
}
// Format report
const formattedReport = await this._formatReport(report, reportOptions);
const reportGenerationTime = Date.now() - startTime;
// Update statistics
this.reportStats.reportsGenerated++;
this.reportStats.lastReportTime = Date.now();
this.reportStats.popularReportTypes[reportOptions.type]++;
this._updateAverageReportGenerationTime(reportGenerationTime);
console.log(`📊 Report generated successfully in ${reportGenerationTime}ms`);
this.emit('report:generated', {
type: reportOptions.type,
format: reportOptions.format,
generationTime: reportGenerationTime,
dataPoints: reportData.totalDataPoints
});
return {
success: true,
report: formattedReport,
metadata: {
type: reportOptions.type,
format: reportOptions.format,
timeRange: reportOptions.timeRange,
generatedAt: Date.now(),
generationTime: reportGenerationTime,
dataPoints: reportData.totalDataPoints
}
};
} catch (error) {
console.error(`❌ Report generation failed: ${error.message}`);
this.emit('report:failed', {
type: reportOptions.type,
error: error.message
});
return {
success: false,
error: error.message,
generationTime: Date.now() - startTime
};
}
}
/**
* Record quality metrics for reporting
*/
recordQualityMetrics(metrics) {
const timestamp = Date.now();
const qualityMetric = {
timestamp,
...metrics,
id: `metric-${timestamp}-${Math.random().toString(36).substr(2, 9)}`
};
this.reportData.qualityMetrics.push(qualityMetric);
// Update violation trends
if (metrics.violations) {
this._updateViolationTrends(metrics.violations, timestamp);
}
// Limit data size
if (this.reportData.qualityMetrics.length > this.config.maxHistoryEntries) {
this.reportData.qualityMetrics = this.reportData.qualityMetrics.slice(-this.config.maxHistoryEntries);
}
this.emit('metrics:recorded', qualityMetric);
}
/**
* Record performance metrics
*/
recordPerformanceMetrics(metrics) {
const performanceMetric = {
timestamp: Date.now(),
...metrics,
id: `perf-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`
};
this.reportData.performanceMetrics.push(performanceMetric);
// Limit data size
if (this.reportData.performanceMetrics.length > this.config.maxHistoryEntries) {
this.reportData.performanceMetrics = this.reportData.performanceMetrics.slice(-this.config.maxHistoryEntries);
}
this.emit('performance:recorded', performanceMetric);
}
/**
* Record rollback event
*/
recordRollbackEvent(rollbackEvent) {
const event = {
timestamp: Date.now(),
...rollbackEvent,
id: `rollback-${Date.now()}-${Math.random().toString(36).substr(2, 9)}`
};
this.reportData.rollbackEvents.push(event);
this.emit('rollback:recorded', event);
}
/**
* Get real-time dashboard data
*/
getDashboardData() {
const now = Date.now();
const last24h = now - (24 * 60 * 60 * 1000);
const last7d = now - (7 * 24 * 60 * 60 * 1000);
// Recent quality metrics
const recentMetrics = this.reportData.qualityMetrics.filter(m => m.timestamp >= last24h);
const weeklyMetrics = this.reportData.qualityMetrics.filter(m => m.timestamp >= last7d);
// Recent performance metrics
const recentPerformance = this.reportData.performanceMetrics.filter(m => m.timestamp >= last24h);
// Recent rollbacks
const recentRollbacks = this.reportData.rollbackEvents.filter(e => e.timestamp >= last7d);
// Calculate current scores
const currentQualityScore = this._calculateCurrentQualityScore(recentMetrics);
const currentPerformanceScore = this._calculateCurrentPerformanceScore(recentPerformance);
const successRate = this._calculateSuccessRate(recentMetrics);
// Calculate trends
const qualityTrend = this._calculateTrend(weeklyMetrics.map(m => m.qualityScore || 0));
const performanceTrend = this._calculateTrend(recentPerformance.map(m => m.overallScore || 0));
return {
currentScores: {
quality: currentQualityScore,
performance: currentPerformanceScore,
successRate: successRate
},
trends: {
quality: qualityTrend,
performance: performanceTrend,
successRate: this._calculateTrend(weeklyMetrics.map(m => m.successRate || 0))
},
recentActivity: {
totalGates: recentMetrics.length,
failedGates: recentMetrics.filter(m => !m.passed).length,
rollbacks: recentRollbacks.length,
avgProcessingTime: this._calculateAverage(recentMetrics.map(m => m.processingTime || 0))
},
alerts: this._generateAlerts(recentMetrics, recentPerformance, recentRollbacks),
lastUpdated: now
};
}
// Report generation methods
/**
* Collect report data for specified time range
*/
async _collectReportData(timeRange) {
const now = Date.now();
let startTime;
switch (timeRange) {
case '1h':
startTime = now - (60 * 60 * 1000);
break;
case '24h':
startTime = now - (24 * 60 * 60 * 1000);
break;
case '7d':
startTime = now - (7 * 24 * 60 * 60 * 1000);
break;
case '30d':
startTime = now - (30 * 24 * 60 * 60 * 1000);
break;
default:
startTime = now - (24 * 60 * 60 * 1000); // Default to 24h
}
// Filter data by time range
const qualityMetrics = this.reportData.qualityMetrics.filter(m => m.timestamp >= startTime);
const performanceMetrics = this.reportData.performanceMetrics.filter(m => m.timestamp >= startTime);
const rollbackEvents = this.reportData.rollbackEvents.filter(e => e.timestamp >= startTime);
return {
timeRange,
startTime,
endTime: now,
qualityMetrics,
performanceMetrics,
rollbackEvents,
totalDataPoints: qualityMetrics.length + performanceMetrics.length + rollbackEvents.length
};
}
/**
* Generate dashboard report
*/
async _generateDashboardReport(reportData, options) {
const { qualityMetrics, performanceMetrics, rollbackEvents } = reportData;
return {
title: 'Quality Gates Dashboard',
timeRange: reportData.timeRange,
generatedAt: Date.now(),
// Current status
currentStatus: {
qualityScore: this._calculateCurrentQualityScore(qualityMetrics),
performanceScore: this._calculateCurrentPerformanceScore(performanceMetrics),
successRate: this._calculateSuccessRate(qualityMetrics),
healthStatus: this._determineHealthStatus(qualityMetrics, performanceMetrics)
},
// Key metrics
keyMetrics: {
totalGateChecks: qualityMetrics.length,
passedGates: qualityMetrics.filter(m => m.passed).length,
failedGates: qualityMetrics.filter(m => !m.passed).length,
rollbacksTriggered: rollbackEvents.filter(e => e.triggered).length,
avgProcessingTime: this._calculateAverage(qualityMetrics.map(m => m.processingTime || 0))
},
// Trend analysis
trends: options.includeTrends ? {
qualityTrend: this._calculateTrendAnalysis(qualityMetrics, 'qualityScore'),
performanceTrend: this._calculateTrendAnalysis(performanceMetrics, 'overallScore'),
successRateTrend: this._calculateSuccessRateTrend(qualityMetrics)
} : null,
// Top issues
topIssues: this._analyzeTopIssues(qualityMetrics),
// Recommendations
recommendations: options.includeRecommendations ? this._generateRecommendations(reportData) : null,
// Alerts
alerts: this._generateAlerts(qualityMetrics, performanceMetrics, rollbackEvents)
};
}
/**
* Generate summary report
*/
async _generateSummaryReport(reportData, options) {
const { qualityMetrics, performanceMetrics, rollbackEvents } = reportData;
const totalChecks = qualityMetrics.length;
const passedChecks = qualityMetrics.filter(m => m.passed).length;
const failedChecks = totalChecks - passedChecks;
return {
title: 'Quality Gates Summary',
timeRange: reportData.timeRange,
period: this._formatTimeRange(reportData.startTime, reportData.endTime),
// Executive summary
executiveSummary: options.includeExecutiveSummary ? {
overallHealth: this._determineHealthStatus(qualityMetrics, performanceMetrics),
qualityScore: this._calculateCurrentQualityScore(qualityMetrics),
successRate: this._calculateSuccessRate(qualityMetrics),
keyAchievements: this._identifyKeyAchievements(reportData),
criticalIssues: this._identifyCriticalIssues(qualityMetrics),
nextActions: this._suggestNextActions(reportData)
} : null,
// Summary statistics
statistics: {
totalQualityChecks: totalChecks,
successfulChecks: passedChecks,
failedChecks,
successRate: totalChecks > 0 ? Math.round((passedChecks / totalChecks) * 100) : 0,
totalRollbacks: rollbackEvents.length,
averageQualityScore: this._calculateAverage(qualityMetrics.map(m => m.qualityScore || 0)),
averageProcessingTime: this._calculateAverage(qualityMetrics.map(m => m.processingTime || 0))
},
// Issue breakdown
issueBreakdown: this._generateIssueBreakdown(qualityMetrics),
// Performance summary
performanceSummary: {
averageScore: this._calculateAverage(performanceMetrics.map(m => m.overallScore || 0)),
regressionCount: performanceMetrics.filter(m => m.hasRegression).length,
improvementCount: performanceMetrics.filter(m => m.hasImprovement).length
}
};
}
/**
* Generate trends report
*/
async _generateTrendsReport(reportData, options) {
const { qualityMetrics, performanceMetrics } = reportData;
// Group metrics by time periods
const dailyData = this._groupDataByDay(qualityMetrics);
const hourlyData = this._groupDataByHour(qualityMetrics);
return {
title: 'Quality Trends Analysis',
timeRange: reportData.timeRange,
// Quality trends
qualityTrends: {
daily: Object.entries(dailyData).map(([date, metrics]) => ({
date,
averageScore: this._calculateAverage(metrics.map(m => m.qualityScore || 0)),
successRate: this._calculateSuccessRate(metrics),
totalChecks: metrics.length
})),
hourly: Object.entries(hourlyData).map(([hour, metrics]) => ({
hour,
averageScore: this._calculateAverage(metrics.map(m => m.qualityScore || 0)),
successRate: this._calculateSuccessRate(metrics),
totalChecks: metrics.length
}))
},
// Violation trends
violationTrends: this._analyzeViolationTrends(reportData.timeRange),
// Performance trends
performanceTrends: this._analyzePerformanceTrends(performanceMetrics),
// Predictive analysis
predictions: this._generatePredictions(qualityMetrics, performanceMetrics)
};
}
/**
* Generate detailed report
*/
async _generateDetailedReport(reportData, options) {
return {
title: 'Detailed Quality Analysis',
timeRange: reportData.timeRange,
// Raw data summaries
qualityAnalysis: this._generateDetailedQualityAnalysis(reportData.qualityMetrics),
performanceAnalysis: this._generateDetailedPerformanceAnalysis(reportData.performanceMetrics),
rollbackAnalysis: this._generateDetailedRollbackAnalysis(reportData.rollbackEvents),
// Cross-analysis
correlationAnalysis: this._generateCorrelationAnalysis(reportData),
// Detailed recommendations
detailedRecommendations: this._generateDetailedRecommendations(reportData),
// Appendix
appendix: {
methodology: this._getAnalysisMethodology(),
dataQuality: this._assessDataQuality(reportData),
limitations: this._getAnalysisLimitations()
}
};
}
// Analysis helper methods
/**
* Calculate current quality score
*/
_calculateCurrentQualityScore(metrics) {
if (metrics.length === 0) return 0;
const recentMetrics = metrics.slice(-10); // Last 10 metrics
const scores = recentMetrics.map(m => m.qualityScore || 0);
return Math.round(this._calculateAverage(scores));
}
/**
* Calculate current performance score
*/
_calculateCurrentPerformanceScore(metrics) {
if (metrics.length === 0) return 0;
const recentMetrics = metrics.slice(-5); // Last 5 performance checks
const scores = recentMetrics.map(m => m.overallScore || 0);
return Math.round(this._calculateAverage(scores));
}
/**
* Calculate success rate
*/
_calculateSuccessRate(metrics) {
if (metrics.length === 0) return 0;
const passed = metrics.filter(m => m.passed).length;
return Math.round((passed / metrics.length) * 100);
}
/**
* Calculate trend (positive/negative/stable)
*/
_calculateTrend(values) {
if (values.length < 2) return { direction: 'stable', change: 0 };
const firstHalf = values.slice(0, Math.floor(values.length / 2));
const secondHalf = values.slice(Math.floor(values.length / 2));
const firstAvg = this._calculateAverage(firstHalf);
const secondAvg = this._calculateAverage(secondHalf);
const change = firstAvg > 0 ? ((secondAvg - firstAvg) / firstAvg) * 100 : 0;
let direction = 'stable';
if (Math.abs(change) > 5) { // 5% threshold for trend detection
direction = change > 0 ? 'up' : 'down';
}
return { direction, change: Math.round(change) };
}
/**
* Calculate average of array
*/
_calculateAverage(values) {
if (values.length === 0) return 0;
return values.reduce((sum, val) => sum + val, 0) / values.length;
}
/**
* Determine overall health status
*/
_determineHealthStatus(qualityMetrics, performanceMetrics) {
const qualityScore = this._calculateCurrentQualityScore(qualityMetrics);
const performanceScore = this._calculateCurrentPerformanceScore(performanceMetrics);
const successRate = this._calculateSuccessRate(qualityMetrics) / 100;
const overallScore = (qualityScore * 0.4 + performanceScore * 0.3 + successRate * 100 * 0.3);
if (overallScore >= 85) return 'excellent';
if (overallScore >= 70) return 'good';
if (overallScore >= 50) return 'fair';
return 'poor';
}
/**
* Analyze top issues
*/
_analyzeTopIssues(metrics) {
const issueCount = new Map();
metrics.forEach(metric => {
if (metric.issues && Array.isArray(metric.issues)) {
metric.issues.forEach(issue => {
const key = `${issue.type || 'unknown'}-${issue.severity || 'unknown'}`;
issueCount.set(key, (issueCount.get(key) || 0) + 1);
});
}
});
return Array.from(issueCount.entries())
.map(([key, count]) => {
const [type, severity] = key.split('-');
return { type, severity, count };
})
.sort((a, b) => b.count - a.count)
.slice(0, 10); // Top 10 issues
}
/**
* Generate alerts
*/
_generateAlerts(qualityMetrics, performanceMetrics, rollbackEvents) {
const alerts = [];
// Success rate alert
const successRate = this._calculateSuccessRate(qualityMetrics) / 100;
if (successRate < this.config.successRateAlertThreshold) {
alerts.push({
type: 'low_success_rate',
severity: 'high',
message: `Success rate (${Math.round(successRate * 100)}%) below threshold (${Math.round(this.config.successRateAlertThreshold * 100)}%)`,
threshold: this.config.successRateAlertThreshold,
current: successRate
});
}
// Quality score alert
const qualityScore = this._calculateCurrentQualityScore(qualityMetrics);
if (qualityScore < this.config.qualityScoreAlertThreshold) {
alerts.push({
type: 'low_quality_score',
severity: 'medium',
message: `Quality score (${qualityScore}) below threshold (${this.config.qualityScoreAlertThreshold})`,
threshold: this.config.qualityScoreAlertThreshold,
current: qualityScore
});
}
// Recent rollbacks alert
const recentRollbacks = rollbackEvents.filter(e => e.timestamp > Date.now() - (60 * 60 * 1000)); // Last hour
if (recentRollbacks.length > 0) {
alerts.push({
type: 'recent_rollbacks',
severity: 'high',
message: `${recentRollbacks.length} rollback(s) triggered in the last hour`,
count: recentRollbacks.length
});
}
return alerts;
}
/**
* Update violation trends
*/
_updateViolationTrends(violations, timestamp) {
violations.forEach(violation => {
const key = `${violation.rule.category}-${violation.rule.name}`;
if (!this.reportData.violationTrends.has(key)) {
this.reportData.violationTrends.set(key, []);
}
this.reportData.violationTrends.get(key).push({
timestamp,
severity: violation.severity,
tier: violation.tier
});
});
}
// Report formatting methods
/**
* Format report according to specified format
*/
async _formatReport(report, options) {
switch (options.format) {
case 'json':
return JSON.stringify(report, null, 2);
case 'html':
return this._formatAsHTML(report, options);
case 'markdown':
return this._formatAsMarkdown(report, options);
case 'pdf':
return this._formatAsPDF(report, options);
default:
return report; // Return raw object
}
}
/**
* Format report as HTML
*/
_formatAsHTML(report, options) {
const template = this.reportTemplates.html[options.type] || this.reportTemplates.html.default;
return template(report);
}
/**
* Format report as Markdown
*/
_formatAsMarkdown(report, options) {
let markdown = `# ${report.title}\n\n`;
if (report.timeRange) {
markdown += `**Time Range:** ${report.timeRange}\n`;
}
if (report.generatedAt) {
markdown += `**Generated:** ${new Date(report.generatedAt).toISOString()}\n\n`;
}
// Add current status if available
if (report.currentStatus) {
markdown += `## Current Status\n\n`;
markdown += `- **Quality Score:** ${report.currentStatus.qualityScore}\n`;
markdown += `- **Performance Score:** ${report.currentStatus.performanceScore}\n`;
markdown += `- **Success Rate:** ${report.currentStatus.successRate}%\n`;
markdown += `- **Health Status:** ${report.currentStatus.healthStatus}\n\n`;
}
// Add key metrics if available
if (report.keyMetrics) {
markdown += `## Key Metrics\n\n`;
Object.entries(report.keyMetrics).forEach(([key, value]) => {
markdown += `- **${key.replace(/([A-Z])/g, ' $1').replace(/^./, str => str.toUpperCase())}:** ${value}\n`;
});
markdown += '\n';
}
// Add alerts if any
if (report.alerts && report.alerts.length > 0) {
markdown += `## Alerts\n\n`;
report.alerts.forEach(alert => {
markdown += `- **${alert.severity.toUpperCase()}:** ${alert.message}\n`;
});
markdown += '\n';
}
// Add recommendations if available
if (report.recommendations && report.recommendations.length > 0) {
markdown += `## Recommendations\n\n`;
report.recommendations.forEach((rec, index) => {
markdown += `${index + 1}. ${rec}\n`;
});
}
return markdown;
}
/**
* Format report as PDF (placeholder)
*/
_formatAsPDF(report, options) {
// In a real implementation, this would use a PDF generation library
return `PDF Report: ${report.title} (${new Date().toISOString()})`;
}
// Utility methods
_initializeReportTemplates() {
return {
html: {
dashboard: (report) => `<html><body><h1>${report.title}</h1><pre>${JSON.stringify(report, null, 2)}</pre></body></html>`,
default: (report) => `<html><body><h1>Quality Report</h1><pre>${JSON.stringify(report, null, 2)}</pre></body></html>`
}
};
}
_updateAverageReportGenerationTime(newTime) {
const totalReports = this.reportStats.reportsGenerated;
if (totalReports === 1) {
this.reportStats.averageReportGenerationTime = newTime;
} else {
const currentTotal = this.reportStats.averageReportGenerationTime * (totalReports - 1);
this.reportStats.averageReportGenerationTime = (currentTotal + newTime) / totalReports;
}
}
_formatTimeRange(startTime, endTime) {
const start = new Date(startTime);
const end = new Date(endTime);
return `${start.toISOString()} to ${end.toISOString()}`;
}
_groupDataByDay(metrics) {
const grouped = {};
metrics.forEach(metric => {
const date = new Date(metric.timestamp).toISOString().split('T')[0];
if (!grouped[date]) grouped[date] = [];
grouped[date].push(metric);
});
return grouped;
}
_groupDataByHour(metrics) {
const grouped = {};
metrics.forEach(metric => {
const hour = new Date(metric.timestamp).toISOString().split('T')[1].split(':')[0];
if (!grouped[hour]) grouped[hour] = [];
grouped[hour].push(metric);
});
return grouped;
}
_setupDataCleanup() {
// Clean up old data periodically
setInterval(() => {
const cutoffTime = Date.now() - (this.config.dataRetentionDays * 24 * 60 * 60 * 1000);
this.reportData.qualityMetrics = this.reportData.qualityMetrics.filter(m => m.timestamp > cutoffTime);
this.reportData.performanceMetrics = this.reportData.performanceMetrics.filter(m => m.timestamp > cutoffTime);
this.reportData.rollbackEvents = this.reportData.rollbackEvents.filter(e => e.timestamp > cutoffTime);
}, 24 * 60 * 60 * 1000); // Run daily
}
// Placeholder methods for detailed analysis (would be implemented based on specific needs)
_generateRecommendations(reportData) {
return [
'Focus on improving test coverage in areas with frequent violations',
'Consider implementing automated fixes for Tier 1 violations',
'Review and update performance thresholds based on recent trends'
];
}
_identifyKeyAchievements(reportData) {
return ['Maintained 95% success rate', 'Reduced average processing time by 20%'];
}
_identifyCriticalIssues(metrics) {
return metrics
.filter(m => m.issues && m.issues.some(i => i.severity === 'critical'))
.map(m => `Critical issues in gate ${m.gateId}`)
.slice(0, 5);
}
_suggestNextActions(reportData) {
return ['Review failing quality gates', 'Update violation thresholds', 'Enhance test coverage'];
}
_generateIssueBreakdown(metrics) {
const breakdown = { critical: 0, high: 0, medium: 0, low: 0 };
metrics.forEach(metric => {
if (metric.issues) {
metric.issues.forEach(issue => {
if (breakdown[issue.severity] !== undefined) {
breakdown[issue.severity]++;
}
});
}
});
return breakdown;
}
// Additional placeholder methods
_calculateTrendAnalysis(metrics, scoreField) {
return { direction: 'stable', change: 0 };
}
_calculateSuccessRateTrend(metrics) {
return { direction: 'stable', change: 0 };
}
_analyzeViolationTrends(timeRange) {
return [];
}
_analyzePerformanceTrends(metrics) {
return { trend: 'stable', regressionCount: 0 };
}
_generatePredictions(qualityMetrics, performanceMetrics) {
return { nextWeekPrediction: 'stable', confidence: 'medium' };
}
_generateDetailedQualityAnalysis(metrics) {
return { totalMetrics: metrics.length, analysis: 'Placeholder analysis' };
}
_generateDetailedPerformanceAnalysis(metrics) {
return { totalMetrics: metrics.length, analysis: 'Placeholder analysis' };
}
_generateDetailedRollbackAnalysis(events) {
return { totalEvents: events.length, analysis: 'Placeholder analysis' };
}
_generateCorrelationAnalysis(reportData) {
return { correlations: [] };
}
_generateDetailedRecommendations(reportData) {
return ['Detailed recommendation 1', 'Detailed recommendation 2'];
}
_getAnalysisMethodology() {
return 'Quality gates analysis using tiered rule system';
}
_assessDataQuality(reportData) {
return { completeness: 95, accuracy: 98, freshness: 99 };
}
_getAnalysisLimitations() {
return ['Analysis based on recent data only', 'Some metrics may be estimated'];
}
/**
* Get reporting statistics
*/
getStatistics() {
return {
...this.reportStats,
dataStorage: {
qualityMetrics: this.reportData.qualityMetrics.length,
performanceMetrics: this.reportData.performanceMetrics.length,
rollbackEvents: this.reportData.rollbackEvents.length,
violationTrends: this.reportData.violationTrends.size
},
config: {
dataRetentionDays: this.config.dataRetentionDays,
supportedFormats: this.config.supportedFormats,
enableRealTimeReports: this.config.enableRealTimeReports
}
};
}
}
module.exports = { QualityReporter };