import { Properties, User } from "../core/internal/model/model";
export interface HackleExperiment {
    key: number;
    version: number;
    variations: HackleVariation[];
}
export interface HackleVariation {
    key: string;
    parameters: Record<string, any>;
}
export interface HackleInAppMessageListener {
    /**
     * Called before the InAppMessage is presented.
     */
    beforeInAppMessageOpen?(inAppMessage: HackleInAppMessage): void;
    /**
     * Called after an InAppMessage is presented.
     */
    afterInAppMessageOpen?(inAppMessage: HackleInAppMessage): void;
    /**
     * Called before the InAppMessage is closed.
     */
    beforeInAppMessageClose?(inAppMessage: HackleInAppMessage): void;
    /**
     * Called after an InAppMessage is closed.
     */
    afterInAppMessageClose?(inAppMessage: HackleInAppMessage): void;
    /**
     * Called when a clickable element is clicked in an InAppMessage.
     *
     * @param view The view presenting the InAppMessage
     * @param inAppMessage The InAppMessage being presented
     * @param action An action performed by the user by clicking InAppMessage.
     *
     * @return boolean indicating whether the click action was custom handled.
     *         If true, Hackle SDK only track a click event and do nothing else.
     *         If false, track click event and handle the click action.
     */
    onInAppMessageClick?(inAppMessage: HackleInAppMessage, view: HackleInAppMessageView, action: HackleInAppMessageAction): boolean;
}
export interface HackleInAppMessageView {
    close(): void;
    inAppMessage: HackleInAppMessage;
}
export interface HackleInAppMessage {
    key: number;
}
export declare type HackleInAppMessageActionType = "CLOSE" | "LINK";
export declare type HackleInAppMessageActionLinkTarget = "CURRENT" | "NEW_TAB" | "NEW_WINDOW";
export interface HackleInAppMessageLink {
    url: string;
    target: HackleInAppMessageActionLinkTarget;
    shouldCloseAfterLink: boolean;
}
export interface HackleInAppMessageAction {
    type: HackleInAppMessageActionType;
    close?: {
        hideDurationMillis: number | null;
    };
    link?: HackleInAppMessageLink;
}
export interface HacklePage {
    pageName: string;
    properties?: Properties;
}
export interface HackleSessionPolicy {
    timeoutMillis?: number;
    persistCondition?: HackleSessionPersistCondition;
}
export interface HackleSessionPersistCondition {
    (oldUser: User, newUser: User): boolean;
}
export declare const HackleSessionPersistConditions: {
    readonly ALWAYS_NEW_SESSION: (_oldUser: User, _newUser: User) => boolean;
    readonly NULL_TO_USER_ID: (oldUser: User, newUser: User) => boolean;
};