/**
 * Context storage implementation for Universal Context Management System
 * Stores contexts in filesystem with index for fast lookups
 */
import 'reflect-metadata';
import type { Context, ContextSource, ContextType } from '../types/context.js';
export declare class ContextStore {
    private basePath;
    private index;
    private indexLoaded;
    constructor(basePath?: string);
    /**
     * Initialize storage directories
     */
    initialize(): Promise<void>;
    /**
     * Save a context
     */
    save(context: Context): Promise<void>;
    /**
     * Get context by ID
     */
    getById(id: string): Promise<Context | null>;
    /**
     * Get context by name
     */
    getByName(name: string): Promise<Context | null>;
    /**
     * Search contexts (keyword-based)
     */
    search(query: string, filters?: {
        source?: ContextSource | 'all';
        type?: ContextType | 'all';
        tags?: string[];
        category?: string;
    }): Promise<Context[]>;
    /**
     * List all contexts
     */
    list(filters?: {
        source?: ContextSource | 'all';
        type?: ContextType | 'all';
        tags?: string[];
        category?: string;
    }): Promise<Context[]>;
    /**
     * Update context
     */
    update(context: Context): Promise<void>;
    /**
     * Delete context
     */
    delete(id: string): Promise<void>;
    /**
     * Get storage path for a context
     */
    private getStoragePath;
    /**
     * Load context from file
     */
    private loadContext;
    /**
     * Load index from disk
     */
    private loadIndex;
    /**
     * Save index to disk
     */
    private saveIndex;
    /**
     * Validate context before saving
     */
    private validate;
}
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