/**
 * Entity Sync Service
 *
 * Syncs locally-extracted entities to the VasperaMemory cloud.
 * Handles batch uploads with rate limiting and error handling.
 */
import { LocalDatabase } from './local-db.js';
export interface EntitySyncResult {
    entitiesPushed: number;
    relationshipsPushed: number;
    filesSynced: number;
    errors: string[];
    duration: number;
}
export interface CloudEntity {
    entity_type: string;
    entity_value: string;
    normalized_value: string;
    file_path?: string;
    line_number?: number;
    metadata?: Record<string, any>;
}
export interface CloudRelationship {
    source_file: string;
    target_file: string;
    relationship_type: string;
    strength: number;
    evidence?: string;
}
/**
 * Sync locally-extracted entities to cloud
 */
export declare function syncEntitiesToCloud(db: LocalDatabase, projectId: string, apiKey: string, serverUrl: string): Promise<EntitySyncResult>;
/**
 * Check if cloud sync is available (has valid API key and project)
 */
export declare function checkCloudSyncAvailable(apiKey: string, serverUrl: string): Promise<boolean>;
/**
 * Get sync status summary
 */
export declare function getSyncStatus(db: LocalDatabase, projectId: string): {
    pendingFiles: number;
    syncedFiles: number;
    errorFiles: number;
    totalEntities: number;
    totalRelationships: number;
};
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