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
   9 export class CollectionFilesService {
  10
  11     constructor(private collectionService: CollectionService) { }
  12
  13     getFiles(collectionUuid: string) {
  14         return this.collectionService
  15             .get(collectionUuid)
  16             .then(collection =>
  17                 mapManifestToCollectionFilesTree(
  18                     parseKeepManifestText(
  19                         collection.manifestText
  20                     )
  21                 )
  22             );
  23     }
  24
  25     async renameFile(collectionUuid: string, file: { name: string, path: string }, newName: string) {
  26         const collection = await this.collectionService.get(collectionUuid);
  27         const manifest = parseKeepManifestText(collection.manifestText);
  28         const updatedManifest = manifest.map(
  29             stream => stream.name === file.path
  30                 ? {
  31                     ...stream,
  32                     files: stream.files.map(
  33                         f => f.name === file.name
  34                             ? { ...f, name: newName }
  35                             : f
  36                     )
  37                 }
  38                 : stream
  39         );
  40         const manifestText = stringifyKeepManifest(updatedManifest);
  41         return this.collectionService.update(collectionUuid, { 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 }