import { BrainInsight, FileChange, ProjectContext } from '../types.js';
export interface HealthDimension {
    name: string;
    score: number;
    weight: number;
    status: 'excellent' | 'good' | 'fair' | 'poor' | 'critical';
    details: string[];
}
export interface HealthScore {
    overall: number;
    grade: 'A+' | 'A' | 'B' | 'C' | 'D' | 'F';
    trend: 'improving' | 'stable' | 'declining';
    dimensions: HealthDimension[];
    topIssues: string[];
    timestamp: Date;
    sessionId?: string;
}
export interface HealthHistory {
    scores: Array<{
        overall: number;
        timestamp: string;
        sessionId?: string;
    }>;
    baseline?: number;
}
export declare class HealthScoreEngine {
    private history;
    load(): Promise<void>;
    save(): Promise<void>;
    compute(insights: BrainInsight[], changes: FileChange[], context: ProjectContext): HealthScore;
    private computeDimensions;
    private weightedAverage;
    private toGrade;
    private toStatus;
    private computeTrend;
    private extractTopIssues;
    generateBadgeSvg(score: HealthScore): string;
    formatConsole(score: HealthScore): string;
    private progressBar;
    getHistory(): HealthHistory;
}
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