import { EventEmitter } from '@angular/core';
import { Observable } from 'rxjs';
import { ApiResponseModel, ApiService } from '@solcre-org/core';
import { HttpClient } from '@angular/common/http';
import { DocumentFolderModel } from '../../models/document-folder.model';
import { DocumentModel } from '../../models/document.model';
import * as i0 from "@angular/core";
export declare class DocumentsService {
    private apiService;
    private httpClient;
    private adminPanelsService;
    onCollapseStateChange: EventEmitter<boolean>;
    onDragStateChange: EventEmitter<DocumentFolderModel>;
    private dragFolder;
    private dragBlockedIds;
    constructor(apiService: ApiService, httpClient: HttpClient);
    uploadToS3(file: File, documentFolder: number): Observable<any>;
    moveDocumentFolder(folderId: number, parentId: number): Observable<ApiResponseModel>;
    startFolderDrag(folder: DocumentFolderModel): void;
    endFolderDrag(): void;
    getDragFolder(): DocumentFolderModel;
    isDragging(folder: DocumentFolderModel): boolean;
    canDropOn(targetId: any): boolean;
    changeCollapseState(state: boolean): void;
    private getSignatureFile;
    private uploadToS3Step;
    downloadDocuments(document: DocumentModel): Observable<string>;
    static ɵfac: i0.ɵɵFactoryDeclaration<DocumentsService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<DocumentsService>;
}