import { EventEmitter } from 'events';
import { MemoryConfig, ConversationMessage, ChatSession, ProjectMemory, UserProfile, KnowledgeGraph, MemoryStorage, StorageCollection, SyncStatus, SemanticSearch, SearchOptions, SearchResult, ConceptSearchResult, CodeSearchResult, ConversationSearchResult, NodeType, IntentType, AdaptationRule, FeedbackLoop, ImprovementSuggestion } from '../types/memory';
export declare class MemoryManager extends EventEmitter implements MemoryStorage, SemanticSearch {
    private logger;
    private config;
    private baseDirectory;
    private encryptionKey?;
    private collections;
    private indexCache;
    private searchIndex;
    private syncManager;
    private cleanupTimer?;
    constructor(config: MemoryConfig);
    private initializeCollections;
    private initializeEncryption;
    private startCleanupTimer;
    get conversations(): StorageCollection<ConversationMessage>;
    get sessions(): StorageCollection<ChatSession>;
    get projects(): StorageCollection<ProjectMemory>;
    get users(): StorageCollection<UserProfile>;
    get knowledge(): StorageCollection<KnowledgeGraph>;
    get adaptations(): StorageCollection<AdaptationRule>;
    get feedbacks(): StorageCollection<FeedbackLoop>;
    get suggestions(): StorageCollection<ImprovementSuggestion>;
    storeConversation(message: ConversationMessage): Promise<string>;
    getConversationHistory(sessionId: string, limit?: number, before?: Date): Promise<ConversationMessage[]>;
    storeSession(session: ChatSession): Promise<string>;
    getActiveSession(userId?: string): Promise<ChatSession | null>;
    storeProjectMemory(projectMemory: ProjectMemory): Promise<string>;
    getProjectMemory(projectPath: string): Promise<ProjectMemory | null>;
    getUserProfile(userId: string): Promise<UserProfile | null>;
    updateUserProfile(userId: string, updates: Partial<UserProfile>): Promise<boolean>;
    query(text: string, options?: SearchOptions): Promise<SearchResult>;
    similarItems(item: string, type: NodeType, limit?: number): Promise<SearchResult>;
    conceptSearch(concept: string, context?: string): Promise<ConceptSearchResult>;
    codeSearch(codePattern: string, language?: string): Promise<CodeSearchResult>;
    conversationSearch(intent: IntentType, context?: string): Promise<ConversationSearchResult>;
    private updateKnowledgeFromMessage;
    private updateKnowledgeFromProject;
    private addOrUpdateKnowledgeNode;
    private updateUserProfileFromSession;
    private performCleanup;
    private cleanupExpiredItems;
    private cleanupExpiredProjectAnalysis;
    syncWithRemote(): Promise<SyncStatus>;
    getSyncStatus(): Promise<SyncStatus>;
    resolveConflict(conflictId: string, resolution: 'local' | 'remote' | 'merged', mergedData?: any): Promise<boolean>;
    createBackup(): Promise<string>;
    restoreFromBackup(backupId: string): Promise<boolean>;
    initialize(): Promise<void>;
    private loadCriticalData;
    shutdown(): Promise<void>;
}
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