import { IStorage } from "../../../core/internal/storage/Storage";
import { InAppMessageDelay } from "../delay/InAppMessageDelay";
export interface InAppMessageDelayStorageEntity {
    requestedAt: InAppMessageDelay["requestedAt"];
    schedule: Pick<InAppMessageDelay["schedule"], "dispatchId" | "inAppMessageKey" | "identifiers" | "reason" | "eventBasedContext"> & {
        time: Pick<InAppMessageDelay["schedule"]["time"], "startedAt" | "deliverAt">;
    };
}
export interface InAppMessageDelayStorageItem {
    [inAppMessageKey: string]: InAppMessageDelayStorageEntity[];
}
export interface InAppMessageDelayStorage {
    set(inAppMessageKey: number, dispatchId: string, delay: InAppMessageDelayStorageEntity): void;
    get(inAppMessageKey: number, dispatchId: string): InAppMessageDelayStorageEntity | null;
    remove(inAppMessageKey: number, dispatchId: string): void;
    values(): InAppMessageDelayStorageEntity[];
    clear(): void;
}
export declare class InAppMessageDelayLocalStorage implements InAppMessageDelayStorage {
    private readonly storage;
    private storageKey;
    constructor(storage: IStorage);
    private getDelayStorageItem;
    get(inAppMessageKey: number, dispatchId: string): InAppMessageDelayStorageEntity | null;
    set(inAppMessageKey: number, dispatchId: string, delay: InAppMessageDelayStorageEntity): void;
    remove(inAppMessageKey: number, dispatchId: string): void;
    values(): InAppMessageDelayStorageEntity[];
    clear(): void;
}