import FramedClient from "@microsoft/omnichannel-amsclient/lib/FramedClient";
import { ACSAdapterLogger } from "../../utils/loggers";
type FileMetadata = Record<string, string>;
declare enum FilePermission {
    READ = 0,
    WRITE = 1
}
interface IUploadedFile {
    fileId: string;
    metadata?: FileMetadata;
}
interface IAttachment {
    name: string;
    contentType: string;
    contentUrl: string;
    thumbnailUrl?: string;
}
interface IFileUploadRequest extends IAttachment {
    permissions?: PermissionsOptions;
}
interface PermissionsOptions {
    users: string[];
    permission: FilePermission;
}
interface AmsReferenceContent {
    uniqueId: string;
}
interface BotAttachment {
    name: string;
    contentType: string;
    content: AmsReferenceContent;
}
export declare enum AMSViewScanStatus {
    PASSED = "passed",
    MALWARE = "malware",
    INPROGRESS = "in progress"
}
declare class AMSFileManager {
    private logger;
    private amsClient;
    private options;
    private supportedImagesMimeTypes;
    private omnichannelChatToken;
    fileScanner: any;
    constructor(amsClient: FramedClient, logger?: ACSAdapterLogger | null, options?: any);
    uploadFiles(files: IFileUploadRequest[]): Promise<IUploadedFile[]>;
    downloadFiles(files: IUploadedFile[]): Promise<File[]>;
    updatePermissions(): Promise<void>;
    getFileIds(metadata?: Record<string, string>): string[] | undefined;
    /**
     * Creates property for the reference of the attachments to be sent to ACS as metadata after successful upload.
     *
     * @param fileIds List of fileIds
     * @returns
     */
    createFileIdProperty(fileIds: string[]): Record<string, string> | undefined;
    getFileMetadata(metadata?: Record<string, string>): FileMetadata[] | undefined;
    /**
     *
     * Creates property for the metadata of the attachments to be sent to ACS as metadata after successful upload.
     *
     * @param metadata List of file metadata
     * @returns
     */
    createFileMetadataProperty(metadata: FileMetadata[]): Record<string, string> | undefined;
    /**
     * Creates content to be sent to ACS after successful upload.
     *
     * @param metadata List of file metadata
     * @returns
     */
    createBotAttachment(metadata: Record<string, string>): BotAttachment | null;
    private uploadFileToAMS;
    private downloadFileFromAMS;
}
export default AMSFileManager;