/**
 * Agentic QE v3 - Risk Scoring Service
 * Implements IRiskScoringService with multi-factor risk analysis
 */
import { Result } from '../../../shared/types';
import { MemoryBackend } from '../../../kernel/interfaces';
import { RiskCalculationRequest, RiskReport } from '../interfaces';
export interface IRiskScoringService {
    /** Calculate risk score for uncovered code */
    calculateRisk(request: RiskCalculationRequest): Promise<Result<RiskReport, Error>>;
    /** Factor in historical data (defects, changes, complexity) */
    factorInHistory(file: string, baseRisk: number): Promise<number>;
    /** Get risk trends over time */
    getRiskTrend(file: string): Promise<Result<RiskTrend, Error>>;
}
export interface RiskTrend {
    file: string;
    dataPoints: RiskTrendPoint[];
    trend: 'increasing' | 'decreasing' | 'stable';
    forecast: number;
}
export interface RiskTrendPoint {
    date: Date;
    riskScore: number;
    factors: string[];
}
export declare class RiskScorerService implements IRiskScoringService {
    private readonly memory;
    private static readonly HISTORY_KEY_PREFIX;
    private static readonly MAX_TREND_POINTS;
    constructor(memory: MemoryBackend);
    /**
     * Calculate comprehensive risk score for uncovered code
     */
    calculateRisk(request: RiskCalculationRequest): Promise<Result<RiskReport, Error>>;
    /**
     * Factor in historical data to adjust base risk score
     */
    factorInHistory(file: string, baseRisk: number): Promise<number>;
    /**
     * Get risk trends over time for a file
     */
    getRiskTrend(file: string): Promise<Result<RiskTrend, Error>>;
    private normalizeFactorWeights;
    private calculateFactorScores;
    private calculateSingleFactorScore;
    private calculateUncoveredLinesScore;
    private calculateComplexityScore;
    private calculateDefectHistoryScore;
    private calculateChangeFrequencyScore;
    private calculateCodeAgeScore;
    private calculateDependencyScore;
    private getDefectHistory;
    private getChangeFrequency;
    private riskScoreToSeverity;
    private generateRiskRecommendations;
    private getFactorRecommendation;
    private storeRiskSnapshot;
    private analyzeTrend;
    private forecastRisk;
}
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