src/services/collection-files-service/collection-files-service.ts

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 import { CollectionService } from "../collection-service/collection-service";
   6 import { parseKeepManifestText, stringifyKeepManifest } from "./collection-manifest-parser";
   7 import { mapManifestToCollectionFilesTree } from "./collection-manifest-mapper";
   8 import { CollectionFile } from "../../models/collection-file";
   9
  10 export class CollectionFilesService {
  11
  12     constructor(private collectionService: CollectionService) { }
  13
  14     getFiles(collectionUuid: string) {
  15         return this.collectionService
  16             .get(collectionUuid)
  17             .then(collection =>
  18                 mapManifestToCollectionFilesTree(
  19                     parseKeepManifestText(
  20                         collection.manifestText
  21                     )
  22                 )
  23             );
  24     }
  25
  26     async renameFile(collectionUuid: string, file: { name: string, path: string }, newName: string) {
  27         const collection = await this.collectionService.get(collectionUuid);
  28         const manifest = parseKeepManifestText(collection.manifestText);
  29         const updatedManifest = manifest.map(stream =>
  30             stream.name === file.path
  31                 ? {
  32                     ...stream,
  33                     files: stream.files.map(f =>
  34                         f.name === file.name
  35                             ? { ...f, name: newName }
  36                             : f)
  37                 }
  38                 : stream
  39         );
  40         const manifestText = stringifyKeepManifest(updatedManifest);
  41         return this.collectionService.update(collectionUuid, { ...collection, manifestText });
  42     }
  43
  44     async deleteFile(collectionUuid: string, file: { name: string, path: string }) {
  45         const collection = await this.collectionService.get(collectionUuid);
  46         const manifest = parseKeepManifestText(collection.manifestText);
  47         const updatedManifest = manifest.map(stream =>
  48             stream.name === file.path
  49                 ? {
  50                     ...stream,
  51                     files: stream.files.filter(f => f.name !== file.name)
  52                 }
  53                 : stream
  54         );
  55         const manifestText = stringifyKeepManifest(updatedManifest);
  56         return this.collectionService.update(collectionUuid, { manifestText });
  57     }
  58
  59 }