import { HttpResponse } from "@angular/common/http";
import { Observable } from "rxjs";
import * as i0 from "@angular/core";
interface IOpalFileHandlingInterfaceFile {
  interface_file_id: number | null;
  source: string | null;
  target: string | null;
  type: string | null;
  domain: string | null;
  status: string | null;
  business_unit_codes: string[] | null;
  filestore_uuid: string | null;
  checksum: string | null;
  created_datetime: string | null;
  file_name: string | null;
  errors: string | null;
}
interface IOpalFileHandlingInterfaceFilesRefData {
  number_of_results: number;
  interface_files: IOpalFileHandlingInterfaceFile[] | null;
}
interface IOpalFileHandlingInterfaceFileParams {
  source?: string;
  target?: string;
  not_target?: string;
  type?: string[];
  domain?: string;
  status?: string;
  not_status?: string[];
  business_unit_code?: string;
  from_date?: string;
  to_date?: string;
}
export declare class OpalFileHandlingService {
  private readonly http;
  /**
   * Requests interface-file metadata matching the supplied filters.
   * @param params - Optional search criteria; empty values are omitted from the request.
   * @returns A cold Observable of the matching file metadata and result count.
   */
  getInterfaceFilesRefData(params?: IOpalFileHandlingInterfaceFileParams): Observable<IOpalFileHandlingInterfaceFilesRefData>;
  /**
   * Requests the metadata for one interface file.
   * @param fileId - Numeric identifier of the file to retrieve.
   * @returns A cold Observable of the selected file's metadata.
   */
  getInterfaceFile(fileId: number): Observable<IOpalFileHandlingInterfaceFile>;
  /**
   * Requests original file content as a Blob while retaining response headers for download handling.
   * @param fileId - Numeric identifier of the file whose content is required.
   * @returns A cold Observable of the full binary HTTP response.
   */
  getInterfaceFileContent(fileId: number): Observable<HttpResponse<Blob>>;
  static ɵfac: i0.ɵɵFactoryDeclaration<OpalFileHandlingService, never>;
  static ɵprov: i0.ɵɵInjectableDeclaration<OpalFileHandlingService>;
}
/**
 * Replaces an endpoint's file-ID placeholder with the URL-encoded identifier.
 * @param path - Endpoint path containing the {id} placeholder.
 * @param fileId - Numeric file identifier to insert.
 * @returns The endpoint path with its file-ID placeholder resolved.
 */
export declare function getPathWithFileId(path: string, fileId: number): string;