import * as i0 from "@angular/core";
import { OnDestroy } from "@angular/core";
export declare class LaunchDarklyService implements OnDestroy {
  private readonly globalStore;
  private ldClient;
  /**
   * Checks if the feature flag override is enabled in the global store's feature flag configuration.
   * @returns A boolean indicating whether the feature flag override is enabled or not.
   */
  private isFeatureFlagOverrideEnabled;
  /**
   * Sets the LaunchDarkly flags by updating the featureFlags in the state service.
   */
  private setLaunchDarklyFlags;
  /**
   * Formats the LDFlagChangeset into an LDFlagSet.
   *
   * @param flags - The LDFlagChangeset to be formatted.
   * @returns The formatted LDFlagSet.
   */
  private formatChangeFlags;
  /**
   * Closes the LaunchDarkly client if it is open.
   */
  private closeLaunchDarklyClient;
  /**
   * Initializes the LaunchDarkly change listener.
   * This method listens for changes in feature flags and updates the state accordingly.
   */
  initializeLaunchDarklyChangeListener(): void;
  /**
   * Initializes the LaunchDarkly flags and sets them.
   * If the LD client is already initialized, it waits for initialization and then sets the flags.
   * If the LD client is not initialized, it returns a resolved promise.
   * @returns A promise that resolves when the flags are set.
   */
  initializeLaunchDarklyFlags(): Promise<void>;
  /**
   * Initializes the LaunchDarkly client.
   * If a stored LaunchDarkly client ID exists, it initializes the client with the ID and anonymous mode enabled.
   */
  initializeLaunchDarklyClient(): void;
  ngOnDestroy(): void;
  static ɵfac: i0.ɵɵFactoryDeclaration<LaunchDarklyService, never>;
  static ɵprov: i0.ɵɵInjectableDeclaration<LaunchDarklyService>;
}