src/store/tree-picker/tree-picker-actions.ts

   1 // Copyright (C) The Arvados Authors. All rights reserved.
   2 //
   3 // SPDX-License-Identifier: AGPL-3.0
   4
   5 import { unionize, ofType, UnionOf } from "common/unionize";
   6 import { TreeNode, initTreeNode, getNodeDescendants, TreeNodeStatus, getNode, TreePickerId, Tree, setNode, createTree } from 'models/tree';
   7 import { CollectionFileType, createCollectionFilesTree, getCollectionResourceCollectionUuid } from "models/collection-file";
   8 import { Dispatch } from 'redux';
   9 import { RootState } from 'store/store';
  10 import { getUserUuid } from "common/getuser";
  11 import { ServiceRepository } from 'services/services';
  12 import { FilterBuilder } from 'services/api/filter-builder';
  13 import { pipe, values } from 'lodash/fp';
  14 import { ResourceKind } from 'models/resource';
  15 import { GroupContentsResource } from 'services/groups-service/groups-service';
  16 import { getTreePicker, TreePicker } from './tree-picker';
  17 import { ProjectsTreePickerItem } from './tree-picker-middleware';
  18 import { OrderBuilder } from 'services/api/order-builder';
  19 import { ProjectResource } from 'models/project';
  20 import { mapTree } from '../../models/tree';
  21 import { LinkResource, LinkClass } from "models/link";
  22 import { mapTreeValues } from "models/tree";
  23 import { sortFilesTree } from "services/collection-service/collection-service-files-response";
  24 import { GroupClass, GroupResource } from "models/group";
  25 import { CollectionResource } from "models/collection";
  26
  27 export const treePickerActions = unionize({
  28     LOAD_TREE_PICKER_NODE: ofType<{ id: string, pickerId: string }>(),
  29     LOAD_TREE_PICKER_NODE_SUCCESS: ofType<{ id: string, nodes: Array<TreeNode<any>>, pickerId: string }>(),
  30     APPEND_TREE_PICKER_NODE_SUBTREE: ofType<{ id: string, subtree: Tree<any>, pickerId: string }>(),
  31     TOGGLE_TREE_PICKER_NODE_COLLAPSE: ofType<{ id: string, pickerId: string }>(),
  32     EXPAND_TREE_PICKER_NODE: ofType<{ id: string, pickerId: string }>(),
  33     ACTIVATE_TREE_PICKER_NODE: ofType<{ id: string, pickerId: string, relatedTreePickers?: string[] }>(),
  34     DEACTIVATE_TREE_PICKER_NODE: ofType<{ pickerId: string }>(),
  35     TOGGLE_TREE_PICKER_NODE_SELECTION: ofType<{ id: string, pickerId: string }>(),
  36     SELECT_TREE_PICKER_NODE: ofType<{ id: string | string[], pickerId: string }>(),
  37     DESELECT_TREE_PICKER_NODE: ofType<{ id: string | string[], pickerId: string }>(),
  38     EXPAND_TREE_PICKER_NODES: ofType<{ ids: string[], pickerId: string }>(),
  39     RESET_TREE_PICKER: ofType<{ pickerId: string }>()
  40 });
  41
  42 export type TreePickerAction = UnionOf<typeof treePickerActions>;
  43
  44 export interface LoadProjectParams {
  45     includeCollections?: boolean;
  46     includeDirectories?: boolean;
  47     includeFiles?: boolean;
  48     includeFilterGroups?: boolean;
  49     options?: { showOnlyOwned: boolean; showOnlyWritable: boolean; };
  50 }
  51
  52 export const treePickerSearchActions = unionize({
  53     SET_TREE_PICKER_PROJECT_SEARCH: ofType<{ pickerId: string, projectSearchValue: string }>(),
  54     SET_TREE_PICKER_COLLECTION_FILTER: ofType<{ pickerId: string, collectionFilterValue: string }>(),
  55     SET_TREE_PICKER_LOAD_PARAMS: ofType<{ pickerId: string, params: LoadProjectParams }>(),
  56     REFRESH_TREE_PICKER: ofType<{ pickerId: string }>(),
  57 });
  58
  59 export type TreePickerSearchAction = UnionOf<typeof treePickerSearchActions>;
  60
  61 export const getProjectsTreePickerIds = (pickerId: string) => ({
  62     home: `${pickerId}_home`,
  63     shared: `${pickerId}_shared`,
  64     favorites: `${pickerId}_favorites`,
  65     publicFavorites: `${pickerId}_publicFavorites`,
  66     search: `${pickerId}_search`,
  67 });
  68
  69 export const getAllNodes = <Value>(pickerId: string, filter = (node: TreeNode<Value>) => true) => (state: TreePicker) =>
  70     pipe(
  71         () => values(getProjectsTreePickerIds(pickerId)),
  72
  73         ids => ids
  74             .map(id => getTreePicker<Value>(id)(state)),
  75
  76         trees => trees
  77             .map(getNodeDescendants(''))
  78             .reduce((allNodes, nodes) => allNodes.concat(nodes), []),
  79
  80         allNodes => allNodes
  81             .reduce((map, node) =>
  82                 filter(node)
  83                     ? map.set(node.id, node)
  84                     : map, new Map<string, TreeNode<Value>>())
  85             .values(),
  86
  87         uniqueNodes => Array.from(uniqueNodes),
  88     )();
  89 export const getSelectedNodes = <Value>(pickerId: string) => (state: TreePicker) =>
  90     getAllNodes<Value>(pickerId, node => node.selected)(state);
  91
  92 export const initProjectsTreePicker = (pickerId: string, selectedItemUuid?: string) =>
  93     async (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
  94         const { home, shared, favorites, publicFavorites, search } = getProjectsTreePickerIds(pickerId);
  95         dispatch<any>(initUserProject(home));
  96         dispatch<any>(initSharedProject(shared));
  97         dispatch<any>(initFavoritesProject(favorites));
  98         dispatch<any>(initPublicFavoritesProject(publicFavorites));
  99         dispatch<any>(initSearchProject(search));
 100
 101         if (selectedItemUuid) {
 102             dispatch<any>(loadInitialValue(selectedItemUuid, pickerId));
 103         }
 104     };
 105
 106 interface ReceiveTreePickerDataParams<T> {
 107     data: T[];
 108     extractNodeData: (value: T) => { id: string, value: T, status?: TreeNodeStatus };
 109     id: string;
 110     pickerId: string;
 111 }
 112
 113 export const receiveTreePickerData = <T>(params: ReceiveTreePickerDataParams<T>) =>
 114     (dispatch: Dispatch) => {
 115         const { data, extractNodeData, id, pickerId, } = params;
 116         dispatch(treePickerActions.LOAD_TREE_PICKER_NODE_SUCCESS({
 117             id,
 118             nodes: data.map(item => initTreeNode(extractNodeData(item))),
 119             pickerId,
 120         }));
 121         dispatch(treePickerActions.EXPAND_TREE_PICKER_NODE({ id, pickerId }));
 122     };
 123
 124 interface LoadProjectParamsWithId extends LoadProjectParams {
 125     id: string;
 126     pickerId: string;
 127     loadShared?: boolean;
 128     searchProjects?: boolean;
 129 }
 130
 131 export const loadProject = (params: LoadProjectParamsWithId) =>
 132     async (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
 133         const {
 134             id,
 135             pickerId,
 136             includeCollections = false,
 137             includeDirectories = false,
 138             includeFiles = false,
 139             includeFilterGroups = false,
 140             loadShared = false,
 141             options,
 142             searchProjects = false
 143         } = params;
 144
 145         dispatch(treePickerActions.LOAD_TREE_PICKER_NODE({ id, pickerId }));
 146
 147         let filterB = new FilterBuilder();
 148
 149         filterB = (includeCollections && !searchProjects)
 150             ? filterB.addIsA('uuid', [ResourceKind.PROJECT, ResourceKind.COLLECTION])
 151             : filterB.addIsA('uuid', [ResourceKind.PROJECT]);
 152
 153         const state = getState();
 154
 155         if (state.treePickerSearch.collectionFilterValues[pickerId]) {
 156             filterB = filterB.addFullTextSearch(state.treePickerSearch.collectionFilterValues[pickerId], 'collections');
 157         } else {
 158             filterB = filterB.addNotIn("collections.properties.type", ["intermediate", "log"]);
 159         }
 160
 161         if (searchProjects && state.treePickerSearch.projectSearchValues[pickerId]) {
 162             filterB = filterB.addFullTextSearch(state.treePickerSearch.projectSearchValues[pickerId], 'groups');
 163         }
 164
 165         const filters = filterB.getFilters();
 166
 167         const itemLimit = 200;
 168
 169         const { items, itemsAvailable } = await services.groupsService.contents((loadShared || searchProjects) ? '' : id, { filters, excludeHomeProject: loadShared || undefined, limit: itemLimit });
 170
 171         if (itemsAvailable > itemLimit) {
 172             items.push({
 173                 uuid: "more-items-available",
 174                 kind: ResourceKind.WORKFLOW,
 175                 name: `*** Not all items listed (${items.length} out of ${itemsAvailable}), reduce item count with search or filter ***`,
 176                 description: "",
 177                 definition: "",
 178                 ownerUuid: "",
 179                 createdAt: "",
 180                 modifiedByClientUuid: "",
 181                 modifiedByUserUuid: "",
 182                 modifiedAt: "",
 183                 href: "",
 184                 etag: ""
 185             });
 186         }
 187
 188         dispatch<any>(receiveTreePickerData<GroupContentsResource>({
 189             id,
 190             pickerId,
 191             data: items.filter((item) => {
 192                 if (!includeFilterGroups && (item as GroupResource).groupClass && (item as GroupResource).groupClass === GroupClass.FILTER) {
 193                     return false;
 194                 }
 195
 196                 if (options && options.showOnlyWritable && item.hasOwnProperty('frozenByUuid') && (item as ProjectResource).frozenByUuid) {
 197                     return false;
 198                 }
 199
 200                 return true;
 201             }),
 202             extractNodeData: item => (
 203                 item.uuid === "more-items-available" ?
 204                     {
 205                         id: item.uuid,
 206                         value: item,
 207                         status: TreeNodeStatus.LOADED
 208                     }
 209                     : {
 210                         id: item.uuid,
 211                         value: item,
 212                         status: item.kind === ResourceKind.PROJECT
 213                             ? TreeNodeStatus.INITIAL
 214                             : includeDirectories || includeFiles
 215                                 ? TreeNodeStatus.INITIAL
 216                                 : TreeNodeStatus.LOADED
 217                     }),
 218         }));
 219     };
 220
 221 export const loadCollection = (id: string, pickerId: string, includeDirectories?: boolean, includeFiles?: boolean) =>
 222     async (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
 223         dispatch(treePickerActions.LOAD_TREE_PICKER_NODE({ id, pickerId }));
 224
 225         const picker = getTreePicker<ProjectsTreePickerItem>(pickerId)(getState().treePicker);
 226         if (picker) {
 227
 228             const node = getNode(id)(picker);
 229             if (node && 'kind' in node.value && node.value.kind === ResourceKind.COLLECTION) {
 230                 const files = (await services.collectionService.files(node.value.uuid))
 231                     .filter((file) => (
 232                         (includeFiles) ||
 233                         (includeDirectories && file.type === CollectionFileType.DIRECTORY)
 234                     ));
 235                 const tree = createCollectionFilesTree(files);
 236                 const sorted = sortFilesTree(tree);
 237                 const filesTree = mapTreeValues(services.collectionService.extendFileURL)(sorted);
 238
 239                 dispatch(
 240                     treePickerActions.APPEND_TREE_PICKER_NODE_SUBTREE({
 241                         id,
 242                         pickerId,
 243                         subtree: mapTree(node => ({ ...node, status: TreeNodeStatus.LOADED }))(filesTree)
 244                     }));
 245
 246                 dispatch(treePickerActions.TOGGLE_TREE_PICKER_NODE_COLLAPSE({ id, pickerId }));
 247             }
 248         }
 249     };
 250
 251 export const HOME_PROJECT_ID = 'Home Projects';
 252 export const initUserProject = (pickerId: string) =>
 253     async (dispatch: Dispatch<any>, getState: () => RootState, services: ServiceRepository) => {
 254         const uuid = getUserUuid(getState());
 255         if (uuid) {
 256             dispatch(receiveTreePickerData({
 257                 id: '',
 258                 pickerId,
 259                 data: [{ uuid, name: HOME_PROJECT_ID }],
 260                 extractNodeData: value => ({
 261                     id: value.uuid,
 262                     status: TreeNodeStatus.INITIAL,
 263                     value,
 264                 }),
 265             }));
 266         }
 267     };
 268 export const loadUserProject = (pickerId: string, includeCollections = false, includeDirectories = false, includeFiles = false, options?: { showOnlyOwned: boolean, showOnlyWritable: boolean }) =>
 269     async (dispatch: Dispatch<any>, getState: () => RootState, services: ServiceRepository) => {
 270         const uuid = getUserUuid(getState());
 271         if (uuid) {
 272             dispatch(loadProject({ id: uuid, pickerId, includeCollections, includeDirectories, includeFiles, options }));
 273         }
 274     };
 275
 276 export const SHARED_PROJECT_ID = 'Shared with me';
 277 export const initSharedProject = (pickerId: string) =>
 278     async (dispatch: Dispatch<any>, getState: () => RootState, services: ServiceRepository) => {
 279         dispatch(receiveTreePickerData({
 280             id: '',
 281             pickerId,
 282             data: [{ uuid: SHARED_PROJECT_ID, name: SHARED_PROJECT_ID }],
 283             extractNodeData: value => ({
 284                 id: value.uuid,
 285                 status: TreeNodeStatus.INITIAL,
 286                 value,
 287             }),
 288         }));
 289     };
 290
 291 export const loadInitialValue = (initialValue: string, pickerId: string) =>
 292     async (dispatch: Dispatch<any>, getState: () => RootState, services: ServiceRepository) => {
 293         const { home, shared } = getProjectsTreePickerIds(pickerId);
 294         const homeUuid = getUserUuid(getState());
 295         const ancestors = (await services.ancestorsService.ancestors(initialValue, ''))
 296             .filter(item =>
 297                 item.kind === ResourceKind.GROUP ||
 298                 item.kind === ResourceKind.COLLECTION
 299             ) as (GroupResource | CollectionResource)[];
 300
 301         if (ancestors.length) {
 302             const isUserHomeProject = !!(homeUuid && ancestors.some(item => item.ownerUuid === homeUuid));
 303             const pickerTreeId = isUserHomeProject ? home : shared;
 304             const pickerTreeRootUuid: string = (homeUuid && isUserHomeProject) ? homeUuid : SHARED_PROJECT_ID;
 305
 306             ancestors[0].ownerUuid = '';
 307             const tree = createInitialLocationTree(ancestors, initialValue);
 308             dispatch(
 309                 treePickerActions.APPEND_TREE_PICKER_NODE_SUBTREE({
 310                     id: pickerTreeRootUuid,
 311                     pickerId: pickerTreeId,
 312                     subtree: tree
 313                 }));
 314             dispatch(treePickerActions.ACTIVATE_TREE_PICKER_NODE({ id: initialValue, pickerId: pickerTreeId }));
 315             dispatch(treePickerSearchActions.REFRESH_TREE_PICKER({ pickerId: pickerTreeId }));
 316         }
 317
 318     }
 319
 320 export const FAVORITES_PROJECT_ID = 'Favorites';
 321 export const initFavoritesProject = (pickerId: string) =>
 322     async (dispatch: Dispatch<any>, getState: () => RootState, services: ServiceRepository) => {
 323         dispatch(receiveTreePickerData({
 324             id: '',
 325             pickerId,
 326             data: [{ uuid: FAVORITES_PROJECT_ID, name: FAVORITES_PROJECT_ID }],
 327             extractNodeData: value => ({
 328                 id: value.uuid,
 329                 status: TreeNodeStatus.INITIAL,
 330                 value,
 331             }),
 332         }));
 333     };
 334
 335 export const PUBLIC_FAVORITES_PROJECT_ID = 'Public Favorites';
 336 export const initPublicFavoritesProject = (pickerId: string) =>
 337     async (dispatch: Dispatch<any>, getState: () => RootState, services: ServiceRepository) => {
 338         dispatch(receiveTreePickerData({
 339             id: '',
 340             pickerId,
 341             data: [{ uuid: PUBLIC_FAVORITES_PROJECT_ID, name: PUBLIC_FAVORITES_PROJECT_ID }],
 342             extractNodeData: value => ({
 343                 id: value.uuid,
 344                 status: TreeNodeStatus.INITIAL,
 345                 value,
 346             }),
 347         }));
 348     };
 349
 350 export const SEARCH_PROJECT_ID = 'Search all Projects';
 351 export const initSearchProject = (pickerId: string) =>
 352     async (dispatch: Dispatch<any>, getState: () => RootState, services: ServiceRepository) => {
 353         dispatch(receiveTreePickerData({
 354             id: '',
 355             pickerId,
 356             data: [{ uuid: SEARCH_PROJECT_ID, name: SEARCH_PROJECT_ID }],
 357             extractNodeData: value => ({
 358                 id: value.uuid,
 359                 status: TreeNodeStatus.INITIAL,
 360                 value,
 361             }),
 362         }));
 363     };
 364
 365
 366 interface LoadFavoritesProjectParams {
 367     pickerId: string;
 368     includeCollections?: boolean;
 369     includeDirectories?: boolean;
 370     includeFiles?: boolean;
 371     options?: { showOnlyOwned: boolean, showOnlyWritable: boolean };
 372 }
 373
 374 export const loadFavoritesProject = (params: LoadFavoritesProjectParams,
 375     options: { showOnlyOwned: boolean, showOnlyWritable: boolean } = { showOnlyOwned: true, showOnlyWritable: false }) =>
 376     async (dispatch: Dispatch<any>, getState: () => RootState, services: ServiceRepository) => {
 377         const { pickerId, includeCollections = false, includeDirectories = false, includeFiles = false } = params;
 378         const uuid = getUserUuid(getState());
 379         if (uuid) {
 380             const filters = pipe(
 381                 (fb: FilterBuilder) => includeCollections
 382                     ? fb.addIsA('head_uuid', [ResourceKind.PROJECT, ResourceKind.COLLECTION])
 383                     : fb.addIsA('head_uuid', [ResourceKind.PROJECT]),
 384                 fb => fb.getFilters(),
 385             )(new FilterBuilder());
 386
 387             const { items } = await services.favoriteService.list(uuid, { filters }, options.showOnlyOwned);
 388
 389             dispatch<any>(receiveTreePickerData<GroupContentsResource>({
 390                 id: 'Favorites',
 391                 pickerId,
 392                 data: items.filter((item) => {
 393                     if (options.showOnlyWritable && !(item as GroupResource).canWrite) {
 394                         return false;
 395                     }
 396
 397                     if (options.showOnlyWritable && item.hasOwnProperty('frozenByUuid') && (item as ProjectResource).frozenByUuid) {
 398                         return false;
 399                     }
 400
 401                     return true;
 402                 }),
 403                 extractNodeData: item => ({
 404                     id: item.uuid,
 405                     value: item,
 406                     status: item.kind === ResourceKind.PROJECT
 407                         ? TreeNodeStatus.INITIAL
 408                         : includeDirectories || includeFiles
 409                             ? TreeNodeStatus.INITIAL
 410                             : TreeNodeStatus.LOADED
 411                 }),
 412             }));
 413         }
 414     };
 415
 416 export const loadPublicFavoritesProject = (params: LoadFavoritesProjectParams) =>
 417     async (dispatch: Dispatch<any>, getState: () => RootState, services: ServiceRepository) => {
 418         const { pickerId, includeCollections = false, includeDirectories = false, includeFiles = false } = params;
 419         const uuidPrefix = getState().auth.config.uuidPrefix;
 420         const publicProjectUuid = `${uuidPrefix}-j7d0g-publicfavorites`;
 421
 422         const filters = pipe(
 423             (fb: FilterBuilder) => includeCollections
 424                 ? fb.addIsA('head_uuid', [ResourceKind.PROJECT, ResourceKind.COLLECTION])
 425                 : fb.addIsA('head_uuid', [ResourceKind.PROJECT]),
 426             fb => fb
 427                 .addEqual('link_class', LinkClass.STAR)
 428                 .addEqual('owner_uuid', publicProjectUuid)
 429                 .getFilters(),
 430         )(new FilterBuilder());
 431
 432         const { items } = await services.linkService.list({ filters });
 433
 434         dispatch<any>(receiveTreePickerData<LinkResource>({
 435             id: 'Public Favorites',
 436             pickerId,
 437             data: items.filter(item => {
 438                 if (params.options && params.options.showOnlyWritable && item.hasOwnProperty('frozenByUuid') && (item as any).frozenByUuid) {
 439                     return false;
 440                 }
 441
 442                 return true;
 443             }),
 444             extractNodeData: item => ({
 445                 id: item.headUuid,
 446                 value: item,
 447                 status: item.headKind === ResourceKind.PROJECT
 448                     ? TreeNodeStatus.INITIAL
 449                     : includeDirectories || includeFiles
 450                         ? TreeNodeStatus.INITIAL
 451                         : TreeNodeStatus.LOADED
 452             }),
 453         }));
 454     };
 455
 456 export const receiveTreePickerProjectsData = (id: string, projects: ProjectResource[], pickerId: string) =>
 457     (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
 458         dispatch(treePickerActions.LOAD_TREE_PICKER_NODE_SUCCESS({
 459             id,
 460             nodes: projects.map(project => initTreeNode({ id: project.uuid, value: project })),
 461             pickerId,
 462         }));
 463
 464         dispatch(treePickerActions.TOGGLE_TREE_PICKER_NODE_COLLAPSE({ id, pickerId }));
 465     };
 466
 467 export const loadProjectTreePickerProjects = (id: string) =>
 468     async (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
 469         dispatch(treePickerActions.LOAD_TREE_PICKER_NODE({ id, pickerId: TreePickerId.PROJECTS }));
 470
 471
 472         const ownerUuid = id.length === 0 ? getUserUuid(getState()) || '' : id;
 473         const { items } = await services.projectService.list(buildParams(ownerUuid));
 474
 475         dispatch<any>(receiveTreePickerProjectsData(id, items, TreePickerId.PROJECTS));
 476     };
 477
 478 export const loadFavoriteTreePickerProjects = (id: string) =>
 479     async (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
 480         const parentId = getUserUuid(getState()) || '';
 481
 482         if (id === '') {
 483             dispatch(treePickerActions.LOAD_TREE_PICKER_NODE({ id: parentId, pickerId: TreePickerId.FAVORITES }));
 484             const { items } = await services.favoriteService.list(parentId);
 485             dispatch<any>(receiveTreePickerProjectsData(parentId, items as ProjectResource[], TreePickerId.FAVORITES));
 486         } else {
 487             dispatch(treePickerActions.LOAD_TREE_PICKER_NODE({ id, pickerId: TreePickerId.FAVORITES }));
 488             const { items } = await services.projectService.list(buildParams(id));
 489             dispatch<any>(receiveTreePickerProjectsData(id, items, TreePickerId.FAVORITES));
 490         }
 491
 492     };
 493
 494 export const loadPublicFavoriteTreePickerProjects = (id: string) =>
 495     async (dispatch: Dispatch, getState: () => RootState, services: ServiceRepository) => {
 496         const parentId = getUserUuid(getState()) || '';
 497
 498         if (id === '') {
 499             dispatch(treePickerActions.LOAD_TREE_PICKER_NODE({ id: parentId, pickerId: TreePickerId.PUBLIC_FAVORITES }));
 500             const { items } = await services.favoriteService.list(parentId);
 501             dispatch<any>(receiveTreePickerProjectsData(parentId, items as ProjectResource[], TreePickerId.PUBLIC_FAVORITES));
 502         } else {
 503             dispatch(treePickerActions.LOAD_TREE_PICKER_NODE({ id, pickerId: TreePickerId.PUBLIC_FAVORITES }));
 504             const { items } = await services.projectService.list(buildParams(id));
 505             dispatch<any>(receiveTreePickerProjectsData(id, items, TreePickerId.PUBLIC_FAVORITES));
 506         }
 507
 508     };
 509
 510 const buildParams = (ownerUuid: string) => {
 511     return {
 512         filters: new FilterBuilder()
 513             .addEqual('owner_uuid', ownerUuid)
 514             .getFilters(),
 515         order: new OrderBuilder<ProjectResource>()
 516             .addAsc('name')
 517             .getOrder()
 518     };
 519 };
 520
 521 /**
 522  * Given a tree picker item, return collection uuid and path
 523  *   if the item represents a valid target/destination location
 524  */
 525 export type FileOperationLocation = {
 526     uuid: string;
 527     path: string;
 528 }
 529 export const getFileOperationLocation = (item: ProjectsTreePickerItem): FileOperationLocation | undefined => {
 530     if ('kind' in item && item.kind === ResourceKind.COLLECTION) {
 531         return {
 532             uuid: item.uuid,
 533             path: '/'
 534         };
 535     } else if ('type' in item && item.type === CollectionFileType.DIRECTORY) {
 536         const uuid = getCollectionResourceCollectionUuid(item.id);
 537         if (uuid) {
 538             return {
 539                 uuid,
 540                 path: [item.path, item.name].join('/')
 541             };
 542         } else {
 543             return undefined;
 544         }
 545     } else {
 546         return undefined;
 547     }
 548 };
 549
 550 /**
 551  * Create an expanded tree picker subtree from array of nested projects/collection
 552  *   Assumes the root item of the subtree already has an empty string ownerUuid
 553  */
 554 export const createInitialLocationTree = (data: Array<GroupResource | CollectionResource>, tailUuid: string) => {
 555     return data
 556         .reduce((tree, item) => setNode({
 557             children: [],
 558             id: item.uuid,
 559             parent: item.ownerUuid,
 560             value: item,
 561             active: false,
 562             selected: false,
 563             expanded: false,
 564             status: item.uuid !== tailUuid ? TreeNodeStatus.LOADED : TreeNodeStatus.INITIAL,
 565         })(tree), createTree<GroupResource | CollectionResource>());
 566 };