import { MultiLangText, StoredFile } from '../../model/CommonTypes';

export type MultiImageFile = Record<number, StoredFile>;
export type GuideMessage = Record<number, MultiLangText>;
export type MediaType = 'Image' | 'Video' | 'Youtube' | 'Unknown';
export declare const getMediaType: (url: string) => MediaType;
export declare const extractYoutubeVideoId: (url: string) => string | undefined;
export declare const isYoutubeNocookieUrl: (url: string) => boolean;
export declare const buildYoutubeUrl: (videoId: string, nocookie: boolean) => string;
export declare class MediaObjectUrlStore {
    private createdObjectUrls;
    addUrl(url: string): void;
    revokeAll(): void;
}