/**
* Qdrant Client
*
* Singleton Qdrant client with lazy initialization.
* Reads configuration from environment variables:
* - QDRANT_URL (required): Qdrant server URL
* - QDRANT_API_KEY (optional): Authentication key for external Qdrant
*/
import { QdrantClient } from '@qdrant/js-client-rest';
let client: QdrantClient | null = null;
/**
* Get or create the singleton Qdrant client
*
* @throws Error if QDRANT_URL environment variable is not set
*/
export function getQdrantClient(): QdrantClient {
if (!client) {
const url = process.env.QDRANT_URL;
if (!url) {
throw new Error('QDRANT_URL environment variable is required');
}
client = new QdrantClient({
url,
apiKey: process.env.QDRANT_API_KEY,
maxConnections: 100, // HTTP keep-alive pool for connection reuse
});
}
return client;
}
/**
* Check if client is initialized
*/
export function isClientInitialized(): boolean {
return client !== null;
}
/**
* Reset the client (for testing)
*/
export function resetQdrantClient(): void {
client = null;
}
/**
* Get Qdrant configuration (for debugging)
*/
export function getQdrantConfig(): { url: string | undefined; hasApiKey: boolean } {
return {
url: process.env.QDRANT_URL,
hasApiKey: !!process.env.QDRANT_API_KEY,
};
}
