import { IBucketingConfig } from '../config/IBucketingConfig';
import { IDecisionApiConfig } from '../config/IDecisionApiConfig';
import { IEdgeConfig } from '../config/IEdgeConfig';
import { Visitor } from '../visitor/Visitor';
import { FSSdkStatus } from '../enum/FSSdkStatus';
import { type IFlagshipConfig } from '../config/index';
import { NewVisitor } from '../types';
/**
 * The `Flagship` class represents the SDK. It facilitates the initialization process and creation of new visitors.
 */
export declare class Flagship {
    private static _instance;
    private _configManager;
    private _config;
    private _status;
    private _visitorInstance?;
    private instanceId;
    private lastInitializationTimestamp;
    private _sdkManager;
    private static visitorProfile;
    private static onSaveVisitorProfile;
    private _sdkApi?;
    private _visitorVariationState;
    private set configManager(value);
    private get configManager();
    private constructor();
    protected static getInstance(): Flagship;
    protected setStatus(status: FSSdkStatus): void;
    /**
     * Return current status of Flagship SDK.
     */
    static getStatus(): FSSdkStatus;
    /**
     * Return current status of Flagship SDK.
     */
    getStatus(): FSSdkStatus;
    /**
     * Return the current config set by the customer and used by the SDK.
     */
    static getConfig(): IFlagshipConfig;
    /**
     * Return the current config set by the customer and used by the SDK.
     */
    getConfig(): IFlagshipConfig;
    /**
     * Return the last visitor created if isNewInstance key is false. Return undefined otherwise.
     */
    getVisitor(): Visitor | undefined;
    /**
     * Return the last visitor created if isNewInstance key is false. Return undefined otherwise.
     */
    static getVisitor(): Visitor | undefined;
    private buildConfig;
    private createManagers;
    private buildSdkApi;
    private sendInitializedPostMessage;
    private initializeSdk;
    /**
     * Start the flagship SDK, with a custom configuration implementation
     * @param {string} envId : Environment id provided by Flagship.
     * @param {string} apiKey : Secure api key provided by Flagship.
     * @param {IFlagshipConfig} config : (optional) SDK configuration.
     */
    static start(envId: string, apiKey: string, config?: IDecisionApiConfig | IBucketingConfig | IEdgeConfig): Promise<Flagship>;
    /**
     * When called, it will batch and send all hits that are in the pool before the application is closed
     */
    close(): Promise<void>;
    /**
     * When called, it will batch and send all hits that are in the pool before the application is closed
     */
    static close(): Promise<void>;
    /**
     * Creates a new Visitor instance.
     *
     * @param params - The parameters for creating the new Visitor.
     * @returns A new Visitor instance.
     */
    newVisitor(params: NewVisitor): Visitor;
    private initializeConfigManager;
    /**
     * Creates a new Visitor instance.
     *
     * @param params - The parameters for creating the new Visitor.
     * @returns A new Visitor instance.
     */
    static newVisitor({ visitorId, context, isAuthenticated, hasConsented, initialCampaigns, initialFlagsData, shouldSaveInstance, onFlagsStatusChanged }: NewVisitor): Visitor;
}