api: torrents: simplify contents API by returning an Array of TorrentContent

server/util/fileUtil.ts

@@ -2,8 +2,6 @@ import fs from 'fs';
 import {homedir} from 'os';
 import path from 'path';
 
-import {TorrentContent, TorrentContentTree} from '@shared/types/TorrentContent';
-
 import config from '../../config';
 
 export const accessDeniedError = () => {
@@ -50,24 +48,6 @@ export const createDirectory = (directoryPath: string) => {
   }
 };
 
-export const findFilesByIndices = (indices: Array<number>, fileTree: TorrentContentTree): TorrentContent[] => {
-  const {directories, files = []} = fileTree;
-
-  let selectedFiles = files.filter((file) => indices.includes(file.index));
-
-  if (directories != null) {
-    selectedFiles = selectedFiles.concat(
-      Object.keys(directories).reduce(
-        (accumulator: TorrentContent[], directory) =>
-          accumulator.concat(findFilesByIndices(indices, directories[directory])),
-        [],
-      ),
-    );
-  }
-
-  return selectedFiles;
-};
-
 export const getDirectoryList = async (inputPath: string) => {
   if (typeof inputPath !== 'string') {
     throw fileNotFoundError();