edgevector-db-sdk/dist/core/http-client.d.ts

Official TypeScript/JavaScript SDK for EdgeVector DB - A globally distributed, edge-native database platform combining document storage, vector search, time series, and real-time streaming

/**
 * HTTP Client with retry logic, connection pooling, and performance optimizations
 */
import { EventEmitter } from 'eventemitter3';
import { EdgeVectorConfig, PerformanceMetrics } from '../types';
export interface RequestOptions {
    method?: 'GET' | 'POST' | 'PUT' | 'DELETE' | 'PATCH';
    headers?: Record<string, string>;
    body?: any;
    timeout?: number;
    retries?: number;
    priority?: number;
    cache?: boolean;
    streaming?: boolean;
}
export interface RequestContext {
    id: string;
    url: string;
    method: string;
    startTime: number;
    endTime?: number;
    duration?: number;
    size?: number;
    cached?: boolean;
    retryCount?: number;
    error?: Error;
}
/**
 * High-performance HTTP client with built-in retries, connection pooling, and caching
 */
export declare class HttpClient extends EventEmitter {
    private config;
    private queue;
    private cache;
    private metrics;
    private requestCounter;
    private connections;
    constructor(config: EdgeVectorConfig);
    /**
     * Make an HTTP request with automatic retries and connection pooling
     */
    request<T = any>(endpoint: string, options?: RequestOptions): Promise<T>;
    /**
     * Execute the actual HTTP request with retries
     */
    private executeRequest;
    /**
     * Perform the actual HTTP request
     */
    private performRequest;
    /**
     * Build request headers with authentication
     */
    private buildHeaders;
    /**
     * Build full URL from endpoint
     */
    private buildUrl;
    /**
     * Generate cache key for request
     */
    private getCacheKey;
    /**
     * Get data from cache
     */
    private getFromCache;
    /**
     * Set data in cache
     */
    private setCache;
    /**
     * Create appropriate error based on HTTP response
     */
    private createHttpError;
    /**
     * Handle and transform errors
     */
    private handleHttpError;
    /**
     * Get retry configuration
     */
    private getRetryConfig;
    /**
     * Generate unique request ID
     */
    private generateRequestId;
    /**
     * Get response size for metrics
     */
    private getResponseSize;
    /**
     * Sanitize headers for logging (remove sensitive data)
     */
    private sanitizeHeaders;
    /**
     * Update success metrics
     */
    private updateSuccessMetrics;
    /**
     * Update error metrics
     */
    private updateErrorMetrics;
    /**
     * Update cache metrics
     */
    private updateCacheMetrics;
    /**
     * Set up metrics collection
     */
    private setupMetricsCollection;
    /**
     * Collect and emit performance metrics
     */
    private collectMetrics;
    /**
     * Get current performance metrics
     */
    getMetrics(): PerformanceMetrics;
    /**
     * Clear cache
     */
    clearCache(): void;
    /**
     * Close all connections and cleanup
     */
    close(): Promise<void>;
}
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