/**
 * Analysis Service for Code Quality Orchestrator
 * Provides historical analysis and delta computation
 */
import type { IAnalysisService, IStorageService, TimeRange, ViolationTrend, RulePerformanceAnalysis, FileQualityTrend, ViolationStats, ProblemFile, FlakyRule, ViolationPrediction, RuleFrequencyRecommendation, QualityReport, RuleEfficiencyReport } from "./interfaces.js";
export declare class AnalysisService implements IAnalysisService {
    private storageService;
    constructor(storageService: IStorageService);
    computeViolationDeltas(previousViolations: string[], currentViolations: string[]): {
        added: string[];
        removed: string[];
        unchanged: string[];
    };
    getViolationTrends(timeRange: TimeRange): Promise<ViolationTrend[]>;
    getRulePerformanceAnalysis(ruleId?: string): RulePerformanceAnalysis[];
    getFileQualityTrends(filePath?: string): Promise<FileQualityTrend[]>;
    calculateViolationStats(_timeRange: TimeRange): Promise<ViolationStats>;
    identifyProblemFiles(threshold?: number): Promise<ProblemFile[]>;
    detectRuleFlakyness(minRuns?: number): FlakyRule[];
    predictViolationGrowth(timeRange: TimeRange): Promise<ViolationPrediction>;
    recommendRuleFrequencies(): RuleFrequencyRecommendation[];
    generateQualityReport(timeRange: TimeRange): Promise<QualityReport>;
    generateRuleEfficiencyReport(): Promise<RuleEfficiencyReport>;
    private calculateTrend;
    private calculateFileTrend;
    private calculateSeverityScore;
    private calculateVariance;
    private groupTrendsByDate;
    private calculateGrowthRate;
    private identifyGrowthFactors;
    private calculateResourceUtilization;
    private generateRecommendations;
}
/**
 * Get or create analysis service instance
 */
export declare function getAnalysisService(storageService: IStorageService): AnalysisService;
/**
 * Reset analysis service instance (useful for testing)
 */
export declare function resetAnalysisService(): void;
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