import { WebVitalsInstrumentationConfig } from "./types.js";
import { InstrumentationBase } from "@opentelemetry/instrumentation";

//#region src/web-vitals/instrumentation.d.ts
/**
 * Instrumentation for Core Web Vitals using the `web-vitals` library.
 * https://github.com/GoogleChrome/web-vitals
 *
 * Note: The `web-vitals` library does not support removing listeners once
 * registered. Calling `disable()` will stop emitting logs, but the underlying
 * listeners remain active. Calling `enable()` again will resume emission.
 */
declare class WebVitalsInstrumentation extends InstrumentationBase<WebVitalsInstrumentationConfig> {
  private _isEnabled;
  private _listenersRegistered;
  private _applyCustomLogRecordData?;
  private _includeRawAttribution;
  constructor(config?: WebVitalsInstrumentationConfig);
  protected init(): never[];
  /**
   * Enables the instrumentation and registers web-vitals listeners.
   * Listeners are registered only once. If disabled, subsequent calls resume emission.
   */
  enable(): void;
  /**
   * Disables the instrumentation, pausing log emission.
   * Listeners remain active due to web-vitals library limitations.
   */
  disable(): void;
  /**
   * Gets the timestamp for a metric based on attribution timing.
   * Returns undefined to let OTel use the current time for metrics without
   * specific timing information.
   */
  private _getTimestampForMetric;
  private _emitWebVital;
}
//#endregion
export { WebVitalsInstrumentation };
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