web-performance-monitor-sdk/dist/types.d.ts

A modern, lightweight performance monitoring SDK for web applications. Monitor Core Web Vitals (LCP, FCP, FID, CLS, TTFB) with sendBeacon support.

/**
 * 性能监控SDK类型定义
 */
export interface PerformanceMetrics {
    fcp?: number;
    lcp?: number;
    fid?: number;
    cls?: number;
    ttfb?: number;
    fmp?: number;
    fcpScore?: string;
    lcpScore?: string;
    fidScore?: string;
    clsScore?: string;
    url?: string;
    pageTitle?: string;
    dnsTime?: number;
    tcpTime?: number;
    sslTime?: number;
    requestTime?: number;
    downloadTime?: number;
    domParseTime?: number;
    domContentLoadedTime?: number;
    loadTime?: number;
    deviceType?: string;
    os?: string;
    browser?: string;
    browserVersion?: string;
    connectionType?: string;
    downlink?: number;
    rtt?: number;
    userAgent?: string;
    userId?: string;
    errorCount?: number;
    errors?: string;
    metadata?: string;
    sessionId?: string;
    sdkVersion?: string;
    timestamp?: number;
}
export interface PerformanceMonitorConfig {
    output?: 'console' | 'sendBeacon' | 'fetch' | 'custom';
    customReporter?: (metrics: PerformanceMetrics) => void;
    endpoint?: string;
    enableErrorTracking?: boolean;
    enableResourceTiming?: boolean;
    sampleRate?: number;
    debug?: boolean;
    userId?: string;
    autoReportInterval?: number;
    reportOnUnload?: boolean;
    sdkVersion?: string;
    customMetadata?: Record<string, any>;
}
export type PerformanceScore = 'good' | 'needs-improvement' | 'poor';
export interface MetricDetail {
    value: number;
    score: PerformanceScore;
    timestamp: number;
}
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