/**
* Gate Performance Analyzer - Performance Metrics & Optimization
*
* Single responsibility: Track gate performance metrics and provide optimization recommendations.
* Clean dependencies: Only logger for performance tracking.
*/
import { GatePerformanceMetrics, GateSystemAnalytics } from '../core/gate-definitions.js';
import type { Logger } from '../../logging/index.js';
/**
* Performance trend data
*/
interface PerformanceTrend {
gateId: string;
trend: 'improving' | 'declining' | 'stable';
changePercent: number;
recommendation: string;
}
/**
* Gate performance analyzer with metrics tracking and optimization recommendations
*/
export declare class GatePerformanceAnalyzer {
private gateMetrics;
private sessionStartTime;
private totalExecutions;
private logger;
constructor(logger: Logger);
/**
* Record gate execution performance
*
* @param gateId - Gate identifier
* @param executionTime - Time taken for gate execution (ms)
* @param success - Whether the gate execution was successful
*/
recordGateExecution(gateId: string, executionTime: number, success: boolean): void;
/**
* Get performance analytics for all gates
*
* @returns Complete gate system analytics
*/
getPerformanceAnalytics(): GateSystemAnalytics;
/**
* Get metrics for a specific gate
*
* @param gateId - Gate identifier
* @returns Gate performance metrics or null if not found
*/
getGateMetrics(gateId: string): GatePerformanceMetrics | null;
/**
* Get performance trends for analysis
*
* @returns Array of performance trends
*/
getPerformanceTrends(): PerformanceTrend[];
/**
* Calculate performance score for a gate (0-1, higher is better)
*/
private calculatePerformanceScore;
/**
* Calculate performance trend for a gate
*/
private calculateTrend;
/**
* Generate optimization recommendations based on metrics
*/
private generateOptimizationRecommendations;
/**
* Reset all performance metrics
*/
resetMetrics(): void;
/**
* Get session statistics
*/
getSessionStatistics(): {
sessionDuration: number;
totalExecutions: number;
avgExecutionsPerMinute: number;
uniqueGatesUsed: number;
sessionStartTime: string;
};
/**
* Export metrics for external analysis
*/
exportMetrics(): {
metrics: GatePerformanceMetrics[];
session: any;
};
}
/**
* Factory function for creating gate performance analyzer
*/
export declare function createGatePerformanceAnalyzer(logger: Logger): GatePerformanceAnalyzer;
export {};
