import type { IServiceID } from "../../../types";
export declare const UPLOAD_PRIORITY_LOW = 2;
export declare const UPLOAD_PRIORITY_MEDIUM = 1;
export declare const UPLOAD_PRIORITY_HIGH = 0;
export type UPLOAD_PRIORITY = typeof UPLOAD_PRIORITY_LOW | typeof UPLOAD_PRIORITY_MEDIUM | typeof UPLOAD_PRIORITY_HIGH;
export interface IUploadService {
    registerUpload(handler: (file: File, from: string, range: Range | null | undefined) => Promise<boolean | null>, priority?: UPLOAD_PRIORITY): void;
    uploadFile(file: File, from: string, range: Range | null | undefined): Promise<boolean>;
}
export declare const IUploadService: IServiceID<IUploadService>;
export declare class UploadService implements IUploadService {
    private uploadHandlers;
    registerUpload(handler: (file: File, from: string, range: Range | null | undefined) => Promise<boolean>, priority?: number): void;
    uploadFile(file: File, from: string, range: Range | null | undefined): Promise<boolean>;
}