import type { BrainInsight, FileChange, ProjectContext, LearnedLesson, ProjectKnowledge } from '../types.js';
import type { LLMClient } from './llm-client.js';
import { SelfEvolution } from './self-evolution.js';
export declare class LearningEngine {
    private store;
    private storePath;
    private saveTimer;
    private projectDir;
    private llmClient;
    private selfEvolution;
    private evolveCounter;
    constructor(projectDir: string, llmClient?: LLMClient);
    load(): Promise<void>;
    save(): Promise<void>;
    private scheduleSave;
    learnFromInsights(insights: BrainInsight[], changes: FileChange[]): void;
    learnFromFeedback(insightId: string, accepted: boolean): void;
    learnProjectPatterns(context: ProjectContext, files: string[]): Promise<void>;
    getRelevantLessons(changes: FileChange[]): LearnedLesson[];
    getProjectKnowledge(projectDir: string): ProjectKnowledge | null;
    getIntelligenceBoost(changes: FileChange[], context: ProjectContext): Promise<BrainInsight[]>;
    getStats(): {
        totalLessons: number;
        totalPatterns: number;
        avgConfidence: number;
        projectCount: number;
    };
    /**
     * learnFromProject — Scan the project for patterns and extract lessons.
     * Called by the orchestrator during a learning cycle.
     */
    learnFromProject(): Promise<void>;
    /**
     * getLessons — Return all learned lessons in the format the orchestrator expects.
     */
    getLessons(): Promise<Array<{
        category: string;
        pattern: string;
        lesson: string;
        confidence: number;
    }>>;
    /**
     * recordInsight — Record a BrainInsight as a learned lesson.
     * Called by the orchestrator when critical/high-priority insights are generated.
     */
    recordInsight(insight: BrainInsight): Promise<void>;
    cleanup(): void;
    private dirExists;
    private collectSourceFiles;
    private createLessonFromContent;
    private enrichLessonsWithLLM;
    private extractPattern;
    private extractCodePattern;
    private contentFollowsConvention;
    private generateLLMInsights;
    /** v4.0.0: Get the self-evolution engine reference */
    getSelfEvolution(): SelfEvolution;
    /** v4.0.0: Get evolution stats */
    getEvolutionStats(): {
        generation: number;
        populationSize: number;
        bestFitness: number;
    };
}
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