Open-ILS/src/eg2/src/app/staff/catalog/record/holdings.component.ts

   1 import {Component, OnInit, Input, ViewChild, ViewEncapsulation
   2     } from '@angular/core';
   3 import {Router} from '@angular/router';
   4 import {Observable, Observer, of, empty} from 'rxjs';
   5 import {map, tap, concatMap} from 'rxjs/operators';
   6 import {Pager} from '@eg/share/util/pager';
   7 import {IdlObject, IdlService} from '@eg/core/idl.service';
   8 import {StaffCatalogService} from '../catalog.service';
   9 import {OrgService} from '@eg/core/org.service';
  10 import {NetService} from '@eg/core/net.service';
  11 import {PcrudService} from '@eg/core/pcrud.service';
  12 import {AuthService} from '@eg/core/auth.service';
  13 import {GridDataSource, GridColumn, GridCellTextGenerator} from '@eg/share/grid/grid';
  14 import {GridComponent} from '@eg/share/grid/grid.component';
  15 import {GridToolbarCheckboxComponent
  16     } from '@eg/share/grid/grid-toolbar-checkbox.component';
  17 import {StoreService} from '@eg/core/store.service';
  18 import {ServerStoreService} from '@eg/core/server-store.service';
  19 import {MarkDamagedDialogComponent
  20     } from '@eg/staff/share/holdings/mark-damaged-dialog.component';
  21 import {MarkMissingDialogComponent
  22     } from '@eg/staff/share/holdings/mark-missing-dialog.component';
  23 import {AnonCacheService} from '@eg/share/util/anon-cache.service';
  24 import {HoldingsService} from '@eg/staff/share/holdings/holdings.service';
  25 import {CopyAlertsDialogComponent
  26     } from '@eg/staff/share/holdings/copy-alerts-dialog.component';
  27 import {CopyTagsDialogComponent
  28     } from '@eg/staff/share/holdings/copy-tags-dialog.component';
  29 import {CopyNotesDialogComponent
  30     } from '@eg/staff/share/holdings/copy-notes-dialog.component';
  31 import {ReplaceBarcodeDialogComponent
  32     } from '@eg/staff/share/holdings/replace-barcode-dialog.component';
  33 import {DeleteHoldingDialogComponent
  34     } from '@eg/staff/share/holdings/delete-volcopy-dialog.component';
  35 import {BucketDialogComponent
  36     } from '@eg/staff/share/buckets/bucket-dialog.component';
  37 import {ConjoinedItemsDialogComponent
  38     } from '@eg/staff/share/holdings/conjoined-items-dialog.component';
  39 import {MakeBookableDialogComponent
  40     } from '@eg/staff/share/booking/make-bookable-dialog.component';
  41 import {TransferItemsComponent
  42     } from '@eg/staff/share/holdings/transfer-items.component';
  43 import {TransferHoldingsComponent
  44     } from '@eg/staff/share/holdings/transfer-holdings.component';
  45 import {AlertDialogComponent} from '@eg/share/dialog/alert.component';
  46 import {BroadcastService} from '@eg/share/util/broadcast.service';
  47
  48
  49 // The holdings grid models a single HoldingsTree, composed of HoldingsTreeNodes
  50 // flattened on-demand into a list of HoldingEntry objects.
  51 export class HoldingsTreeNode {
  52     children: HoldingsTreeNode[];
  53     nodeType: 'org' | 'callNum' | 'copy';
  54     target: any;
  55     parentNode: HoldingsTreeNode;
  56     expanded: boolean;
  57     copyCount: number;
  58     callNumCount: number;
  59     constructor() {
  60         this.children = [];
  61     }
  62 }
  63
  64 class HoldingsTree {
  65     root: HoldingsTreeNode;
  66     constructor() {
  67         this.root = new HoldingsTreeNode();
  68     }
  69 }
  70
  71 export class HoldingsEntry {
  72     index: number;
  73     // org unit shortname, call number label, or copy barcode
  74     locationLabel: string;
  75     // location label indentation depth
  76     locationDepth: number | null;
  77     callNumCount: number | null;
  78     copyCount: number | null;
  79     callNumberLabel: string;
  80     copy: IdlObject;
  81     callNum: IdlObject;
  82     circ: IdlObject;
  83     treeNode: HoldingsTreeNode;
  84 }
  85
  86 @Component({
  87   selector: 'eg-holdings-maintenance',
  88   templateUrl: 'holdings.component.html',
  89   styleUrls: ['holdings.component.css'],
  90   encapsulation: ViewEncapsulation.None
  91 })
  92 export class HoldingsMaintenanceComponent implements OnInit {
  93
  94     initDone = false;
  95     gridDataSource: GridDataSource;
  96     gridTemplateContext: any;
  97     @ViewChild('holdingsGrid', { static: true }) holdingsGrid: GridComponent;
  98
  99     // Manage visibility of various sub-sections
 100     @ViewChild('callNumsCheckbox', { static: true })
 101         private callNumsCheckbox: GridToolbarCheckboxComponent;
 102     @ViewChild('copiesCheckbox', { static: true })
 103         private copiesCheckbox: GridToolbarCheckboxComponent;
 104     @ViewChild('emptyCallNumsCheckbox', { static: true })
 105         private emptyCallNumsCheckbox: GridToolbarCheckboxComponent;
 106     @ViewChild('emptyLibsCheckbox', { static: true })
 107         private emptyLibsCheckbox: GridToolbarCheckboxComponent;
 108     @ViewChild('markDamagedDialog', { static: true })
 109         private markDamagedDialog: MarkDamagedDialogComponent;
 110     @ViewChild('markMissingDialog', { static: true })
 111         private markMissingDialog: MarkMissingDialogComponent;
 112     @ViewChild('copyAlertsDialog', { static: true })
 113         private copyAlertsDialog: CopyAlertsDialogComponent;
 114     @ViewChild('copyTagsDialog', {static: false})
 115         private copyTagsDialog: CopyTagsDialogComponent;
 116     @ViewChild('copyNotesDialog', {static: false})
 117         private copyNotesDialog: CopyNotesDialogComponent;
 118     @ViewChild('replaceBarcode', { static: true })
 119         private replaceBarcode: ReplaceBarcodeDialogComponent;
 120     @ViewChild('deleteHolding', { static: true })
 121         private deleteHolding: DeleteHoldingDialogComponent;
 122     @ViewChild('bucketDialog', { static: true })
 123         private bucketDialog: BucketDialogComponent;
 124     @ViewChild('conjoinedDialog', { static: true })
 125         private conjoinedDialog: ConjoinedItemsDialogComponent;
 126     @ViewChild('makeBookableDialog', { static: true })
 127         private makeBookableDialog: MakeBookableDialogComponent;
 128     @ViewChild('transferItems', {static: false})
 129         private transferItems: TransferItemsComponent;
 130     @ViewChild('transferHoldings', {static: false})
 131         private transferHoldings: TransferHoldingsComponent;
 132     @ViewChild('transferAlert', {static: false})
 133         private transferAlert: AlertDialogComponent;
 134
 135     holdingsTree: HoldingsTree;
 136
 137     // nodeType => id => tree node cache
 138     treeNodeCache: {[nodeType: string]: {[id: number]: HoldingsTreeNode}};
 139
 140     // When true and a grid reload is called, the holdings data will be
 141     // re-fetched from the server.
 142     refreshHoldings: boolean;
 143
 144     // Used as a row identifier in th grid, since we're mixing object types.
 145     gridIndex: number;
 146
 147     // List of copies whose due date we need to retrieve.
 148     itemCircsNeeded: IdlObject[];
 149
 150     // When true draw the grid based on the stored preferences.
 151     // When not true, render based on the current "expanded" state of each node.
 152     // Rendering from prefs happens on initial load and when any prefs change.
 153     renderFromPrefs: boolean;
 154
 155     rowClassCallback: (row: any) => string;
 156
 157     cellTextGenerator: GridCellTextGenerator;
 158     orgClassCallback: (orgId: number) => string;
 159     marked_orgs: number[] = [];
 160
 161     copyCounts: {[orgId: number]: {}} = {};
 162
 163     private _recId: number;
 164     @Input() set recordId(id: number) {
 165         this._recId = id;
 166         // Only force new data collection when recordId()
 167         // is invoked after ngInit() has already run.
 168         if (this.initDone) {
 169             this.hardRefresh();
 170         }
 171     }
 172     get recordId(): number {
 173         return this._recId;
 174     }
 175
 176     contextOrg: IdlObject;
 177
 178     // The context org may come from a workstation setting.
 179     // Wait for confirmation from the org-select (via onchange in this
 180     // case) that the desired context org unit has been found.
 181     contextOrgLoaded = false;
 182
 183     constructor(
 184         private router: Router,
 185         private org: OrgService,
 186         private idl: IdlService,
 187         private pcrud: PcrudService,
 188         private net: NetService,
 189         private auth: AuthService,
 190         private staffCat: StaffCatalogService,
 191         private store: ServerStoreService,
 192         private localStore: StoreService,
 193         private holdings: HoldingsService,
 194         private broadcaster: BroadcastService,
 195         private anonCache: AnonCacheService
 196     ) {
 197         // Set some sane defaults before settings are loaded.
 198         this.gridDataSource = new GridDataSource();
 199         this.refreshHoldings = true;
 200         this.renderFromPrefs = true;
 201
 202         // TODO: need a separate setting for this?
 203         this.contextOrg = this.staffCat.searchContext.searchOrg;
 204
 205         this.rowClassCallback = (row: any): string => {
 206             if (row.callNum) {
 207                 if (row.copy) {
 208                     return 'holdings-copy-row';
 209                 } else {
 210                     return 'holdings-callNum-row';
 211                 }
 212             } else {
 213                 // Add a generic org unit class and a depth-specific
 214                 // class for styling different levels of the org tree.
 215                 return 'holdings-org-row holdings-org-row-' +
 216                     row.treeNode.target.ou_type().depth();
 217             }
 218         };
 219
 220
 221         // Text-ify function for cells that use display templates.
 222         this.cellTextGenerator = {
 223             owner_label: row => row.locationLabel,
 224             holdable: row => row.copy ?
 225                 this.gridTemplateContext.copyIsHoldable(row.copy) : ''
 226         };
 227
 228         this.orgClassCallback = (orgId: number): string => {
 229             if (this.marked_orgs.includes(orgId)) { return 'font-weight-bold'; }
 230             return '';
 231         };
 232
 233         this.gridTemplateContext = {
 234             toggleExpandRow: (row: HoldingsEntry) => {
 235                 row.treeNode.expanded = !row.treeNode.expanded;
 236
 237                 if (!row.treeNode.expanded) {
 238                     // When collapsing a node, all child nodes should be
 239                     // collapsed as well.
 240                     const traverse = (node: HoldingsTreeNode) => {
 241                         node.expanded = false;
 242                         node.children.forEach(traverse);
 243                     };
 244                     traverse(row.treeNode);
 245                 }
 246
 247                 this.holdingsGrid.reload();
 248             },
 249
 250             copyIsHoldable: (copy: IdlObject): boolean => {
 251                 return copy.holdable() === 't'
 252                     && copy.location().holdable() === 't'
 253                     && copy.status().holdable() === 't';
 254             }
 255         };
 256     }
 257
 258     ngOnInit() {
 259         this.initDone = true;
 260
 261         this.broadcaster.listen('eg.holdings.update').subscribe(data => {
 262             if (data && data.records && data.records.includes(this.recordId)) {
 263                 this.hardRefresh();
 264                 // A hard refresh is needed to accommodate cases where
 265                 // a new call number is created for a subset of copies.
 266                 // We may revisit this later and use soft refresh
 267                 // (below) vs. hard refresh (above) depending on what
 268                 // specifically is changed.
 269                 // this.refreshHoldings = true;
 270                 // this.holdingsGrid.reload();
 271             }
 272         });
 273
 274         // These are pre-cached via the catalog resolver.
 275         const settings = this.store.getItemBatchCached([
 276             'cat.holdings_show_empty_org',
 277             'cat.holdings_show_empty',
 278             'cat.holdings_show_copies',
 279             'cat.holdings_show_vols'
 280         ]);
 281
 282         // Show call numbers by default when no preference is set.
 283         let showCallNums = settings['cat.holdings_show_vols'];
 284         if (showCallNums === null) { showCallNums = true; }
 285
 286         this.callNumsCheckbox.checked(showCallNums);
 287         this.copiesCheckbox.checked(settings['cat.holdings_show_copies']);
 288         this.emptyCallNumsCheckbox.checked(settings['cat.holdings_show_empty']);
 289         this.emptyLibsCheckbox.checked(settings['cat.holdings_show_empty_org']);
 290
 291         this.gridDataSource.getRows = (pager: Pager, sort: any[]) => {
 292             if (!this.contextOrgLoaded) { return empty(); }
 293             return this.fetchHoldings(pager);
 294         };
 295
 296         this.net.request(
 297             'open-ils.search',
 298             'open-ils.search.biblio.copy_counts.retrieve.staff',
 299             this.recordId
 300         ).toPromise().then(result => {
 301             result.forEach(copy_count => {
 302                 this.marked_orgs.push(copy_count[0]);
 303             });
 304         });
 305     }
 306
 307     // No data is loaded until the first occurrence of the org change handler
 308     contextOrgChanged(org: IdlObject) {
 309         this.contextOrgLoaded = true;
 310         this.contextOrg = org;
 311         this.hardRefresh();
 312     }
 313
 314     hardRefresh() {
 315         this.renderFromPrefs = true;
 316         this.refreshHoldings = true;
 317         this.initHoldingsTree();
 318         this.holdingsGrid.reload();
 319     }
 320
 321     toggleShowCopies(value: boolean) {
 322         this.store.setItem('cat.holdings_show_copies', value);
 323         if (value) {
 324             // Showing copies implies showing call numbers
 325             this.callNumsCheckbox.checked(true);
 326         }
 327         this.renderFromPrefs = true;
 328         this.holdingsGrid.reload();
 329     }
 330
 331     toggleShowCallNums(value: boolean) {
 332         this.store.setItem('cat.holdings_show_vols', value);
 333         if (!value) {
 334             // Hiding call numbers implies hiding empty call numbers and copies.
 335             this.copiesCheckbox.checked(false);
 336             this.emptyCallNumsCheckbox.checked(false);
 337         }
 338         this.renderFromPrefs = true;
 339         this.holdingsGrid.reload();
 340     }
 341
 342     toggleShowEmptyCallNums(value: boolean) {
 343         this.store.setItem('cat.holdings_show_empty', value);
 344         if (value) {
 345             this.callNumsCheckbox.checked(true);
 346         }
 347         this.renderFromPrefs = true;
 348         this.holdingsGrid.reload();
 349     }
 350
 351     toggleShowEmptyLibs(value: boolean) {
 352         this.store.setItem('cat.holdings_show_empty_org', value);
 353         this.renderFromPrefs = true;
 354         this.holdingsGrid.reload();
 355     }
 356
 357     onRowActivate(row: any) {
 358         if (row.copy) {
 359             // Launch copy editor?
 360         } else {
 361             this.gridTemplateContext.toggleExpandRow(row);
 362         }
 363     }
 364
 365     initHoldingsTree() {
 366
 367         const visibleOrgs = this.org.fullPath(this.contextOrg, true);
 368
 369         // The initial tree simply matches the org unit tree
 370         const traverseOrg = (node: HoldingsTreeNode) => {
 371             node.target.children().forEach((org: IdlObject) => {
 372                 if (visibleOrgs.indexOf(org.id()) === -1) {
 373                     return; // Org is outside of scope
 374                 }
 375                 const nodeChild = new HoldingsTreeNode();
 376                 nodeChild.nodeType = 'org';
 377                 nodeChild.target = org;
 378                 nodeChild.parentNode = node;
 379                 node.children.push(nodeChild);
 380                 this.treeNodeCache.org[org.id()] = nodeChild;
 381                 traverseOrg(nodeChild);
 382             });
 383         };
 384
 385         this.treeNodeCache = {
 386             org: {},
 387             callNum: {},
 388             copy: {}
 389         };
 390
 391         this.holdingsTree = new HoldingsTree();
 392         this.holdingsTree.root.nodeType = 'org';
 393         this.holdingsTree.root.target = this.org.root();
 394         this.treeNodeCache.org[this.org.root().id()] = this.holdingsTree.root;
 395
 396         traverseOrg(this.holdingsTree.root);
 397     }
 398
 399     // Org node children are sorted with any child org nodes pushed to the
 400     // front, followed by the call number nodes sorted alphabetcially by label.
 401     sortOrgNodeChildren(node: HoldingsTreeNode) {
 402         node.children = node.children.sort((a, b) => {
 403             if (a.nodeType === 'org') {
 404                 if (b.nodeType === 'org') {
 405                     return a.target.shortname() < b.target.shortname() ? -1 : 1;
 406                 } else {
 407                     return -1;
 408                 }
 409             } else if (b.nodeType === 'org') {
 410                 return 1;
 411             } else {
 412                 // TODO: should this use label sortkey instead of
 413                 // the compiled call number label?
 414                 return a.target._label < b.target._label ? -1 : 1;
 415             }
 416         });
 417     }
 418
 419     // Sets call number and copy count sums to nodes that need it.
 420     // Applies the initial expansed state of each container node.
 421     setTreeCounts(node: HoldingsTreeNode) {
 422
 423         if (node.nodeType === 'org') {
 424             node.copyCount = this.copyCounts[node.target.id() + ''].copies;
 425             node.callNumCount = this.copyCounts[node.target.id() + ''].call_numbers;
 426         } else if (node.nodeType === 'callNum') {
 427             node.copyCount = 0;
 428         }
 429
 430         let hasChildOrgWithData = false;
 431         let hasChildOrgSansData = false;
 432         node.children.forEach(child => {
 433             this.setTreeCounts(child);
 434             if (node.nodeType === 'org') {
 435                 if (child.nodeType !== 'callNum') {
 436                     hasChildOrgWithData = child.callNumCount > 0;
 437                     hasChildOrgSansData = child.callNumCount === 0;
 438                 }
 439             } else if (node.nodeType === 'callNum') {
 440                 node.copyCount = node.children.length;
 441                 if (this.renderFromPrefs) {
 442                     node.expanded = this.copiesCheckbox.checked();
 443                 }
 444             }
 445         });
 446
 447         if (this.renderFromPrefs && node.nodeType === 'org') {
 448             if (node.copyCount > 0 && this.callNumsCheckbox.checked()) {
 449                 node.expanded = true;
 450             } else if (node.callNumCount > 0 && this.emptyCallNumsCheckbox.checked()) {
 451                 node.expanded = true;
 452             } else if (hasChildOrgWithData) {
 453                 node.expanded = true;
 454             } else if (hasChildOrgSansData && this.emptyLibsCheckbox.checked()) {
 455                 node.expanded = true;
 456             } else {
 457                 node.expanded = false;
 458             }
 459         }
 460     }
 461
 462     // Create HoldingsEntry objects for tree nodes that should be displayed
 463     // and relays them to the grid via the observer.
 464     propagateTreeEntries(observer: Observer<HoldingsEntry>, node: HoldingsTreeNode) {
 465         const entry = new HoldingsEntry();
 466         entry.treeNode = node;
 467         entry.index = this.gridIndex++;
 468
 469         switch (node.nodeType) {
 470             case 'org':
 471                 if (node.callNumCount === 0
 472                     && !this.emptyLibsCheckbox.checked()) {
 473                     return;
 474                 }
 475                 entry.locationLabel = node.target.shortname();
 476                 entry.locationDepth = node.target.ou_type().depth();
 477                 entry.copyCount = node.copyCount;
 478                 entry.callNumCount = node.callNumCount;
 479                 this.sortOrgNodeChildren(node);
 480                 break;
 481
 482             case 'callNum':
 483                 if (this.renderFromPrefs) {
 484                     if (!this.callNumsCheckbox.checked()) {
 485                         return;
 486                     }
 487                     if (node.copyCount === 0
 488                         && !this.emptyCallNumsCheckbox.checked()) {
 489                         return;
 490                     }
 491                 }
 492                 entry.locationLabel = node.target._label;
 493                 entry.locationDepth = node.parentNode.target.ou_type().depth() + 1;
 494                 entry.callNumberLabel = entry.locationLabel;
 495                 entry.callNum = node.target;
 496                 entry.copyCount = node.copyCount;
 497                 break;
 498
 499             case 'copy':
 500                 entry.locationLabel = node.target.barcode();
 501                 entry.locationDepth = node.parentNode.parentNode.target.ou_type().depth() + 2;
 502                 entry.callNumberLabel = node.parentNode.target.label(); // TODO
 503                 entry.callNum = node.parentNode.target;
 504                 entry.copy = node.target;
 505                 entry.circ = node.target._circ;
 506                 break;
 507         }
 508
 509         // Tell the grid about the node entry
 510         observer.next(entry);
 511
 512         if (node.expanded) {
 513             // Process the child nodes.
 514             node.children.forEach(child =>
 515                 this.propagateTreeEntries(observer, child));
 516         }
 517     }
 518
 519     // Turns the tree into a list of entries for grid display
 520     flattenHoldingsTree(observer: Observer<HoldingsEntry>) {
 521         this.gridIndex = 0;
 522         this.setTreeCounts(this.holdingsTree.root);
 523         this.propagateTreeEntries(observer, this.holdingsTree.root);
 524         observer.complete();
 525         this.renderFromPrefs = false;
 526     }
 527
 528     // Grab call numbers, copies, and related data.
 529     fetchHoldings(pager: Pager): Observable<any> {
 530         if (!this.recordId || this.recordId === -1) { return of([]); }
 531
 532         return new Observable<any>(observer => {
 533
 534             if (!this.refreshHoldings) {
 535                 this.flattenHoldingsTree(observer);
 536                 return;
 537             }
 538
 539             this.itemCircsNeeded = [];
 540             // Track vol IDs for the current fetch so we can prune
 541             // any that were deleted in an out-of-band update.
 542             const volsFetched: number[] = [];
 543
 544             return this.net.request(
 545                 'open-ils.search',
 546                 'open-ils.search.biblio.record.copy_counts.global.staff',
 547                 this.recordId
 548             ).pipe(
 549                 tap(counts => this.copyCounts = counts),
 550                 concatMap(_ => {
 551
 552                     return this.pcrud.search('acn',
 553                         {   record: this.recordId,
 554                             owning_lib: this.org.fullPath(this.contextOrg, true),
 555                             deleted: 'f',
 556                             label: {'!=' : '##URI##'}
 557                         }, {
 558                             flesh: 3,
 559                             flesh_fields: {
 560                                 acp: ['status', 'location', 'circ_lib', 'parts', 'notes',
 561                                      'tags', 'age_protect', 'copy_alerts', 'latest_inventory',
 562                                      'total_circ_count', 'last_circ'],
 563                                 acn: ['prefix', 'suffix', 'copies'],
 564                                 acli: ['inventory_workstation']
 565                             }
 566                         },
 567                         {authoritative: true}
 568                     );
 569                 })
 570             ).subscribe(
 571                 callNum => {
 572                     this.appendCallNum(callNum);
 573                     volsFetched.push(callNum.id());
 574                 },
 575                 err => {},
 576                 ()  => {
 577                     this.refreshHoldings = false;
 578                     this.pruneVols(volsFetched);
 579                     this.fetchCircs().then(
 580                         ok => this.flattenHoldingsTree(observer)
 581                     );
 582                 }
 583              );
 584         });
 585     }
 586
 587     // Remove vols that were deleted out-of-band, via edit, merge, etc.
 588     pruneVols(volsFetched: number[]) {
 589
 590         const toRemove: number[] = []; // avoid modifying mid-loop
 591         Object.keys(this.treeNodeCache.callNum).forEach(volId => {
 592             const id = Number(volId);
 593             if (!volsFetched.includes(id)) {
 594                 toRemove.push(id);
 595             }
 596         });
 597
 598         if (toRemove.length === 0) { return; }
 599
 600         const pruneNodes = (node: HoldingsTreeNode) => {
 601             if (node.nodeType === 'callNum' &&
 602                 toRemove.includes(node.target.id())) {
 603
 604                 console.debug('pruning deleted vol:', node.target.id());
 605
 606                 // Remove this node from the parents list of children
 607                 node.parentNode.children =
 608                     node.parentNode.children.filter(
 609                         c => c.target.id() !== node.target.id());
 610
 611             } else {
 612                 node.children.forEach(c => pruneNodes(c));
 613             }
 614         };
 615
 616         // remove from cache
 617         toRemove.forEach(volId => delete this.treeNodeCache.callNum[volId]);
 618
 619         // remove from tree
 620         pruneNodes(this.holdingsTree.root);
 621
 622         // refresh tree / grid
 623         this.holdingsGrid.reload();
 624     }
 625
 626     // Retrieve circulation objects for checked out items.
 627     fetchCircs(): Promise<any> {
 628         const copyIds = this.itemCircsNeeded.map(copy => copy.id());
 629         if (copyIds.length === 0) { return Promise.resolve(); }
 630
 631         return this.pcrud.search('circ', {
 632             target_copy: copyIds,
 633             checkin_time: null
 634         }).pipe(map(circ => {
 635             const copy = this.itemCircsNeeded.filter(
 636                 c => Number(c.id()) === Number(circ.target_copy()))[0];
 637             copy._circ = circ;
 638         })).toPromise();
 639     }
 640
 641     // Compile prefix + label + suffix into field callNum._label;
 642     setCallNumLabel(callNum: IdlObject) {
 643         const pfx = callNum.prefix() ? callNum.prefix().label() : '';
 644         const sfx = callNum.suffix() ? callNum.suffix().label() : '';
 645         callNum._label = pfx ? pfx + ' ' : '';
 646         callNum._label += callNum.label();
 647         callNum._label += sfx ? ' ' + sfx : '';
 648     }
 649
 650     // Create the tree node for the call number if it doesn't already exist.
 651     // Do the same for its linked copies.
 652     appendCallNum(callNum: IdlObject) {
 653         let callNumNode = this.treeNodeCache.callNum[callNum.id()];
 654         this.setCallNumLabel(callNum);
 655
 656         if (callNumNode) {
 657             const pNode = this.treeNodeCache.org[callNum.owning_lib()];
 658             if (callNumNode.parentNode.target.id() !== pNode.target.id()) {
 659                 callNumNode.parentNode = pNode;
 660                 callNumNode.parentNode.children.push(callNumNode);
 661             }
 662         } else {
 663             callNumNode = new HoldingsTreeNode();
 664             callNumNode.nodeType = 'callNum';
 665             callNumNode.parentNode = this.treeNodeCache.org[callNum.owning_lib()];
 666             callNumNode.parentNode.children.push(callNumNode);
 667             this.treeNodeCache.callNum[callNum.id()] = callNumNode;
 668         }
 669
 670         callNumNode.target = callNum;
 671
 672         callNum.copies()
 673             .filter((copy: IdlObject) => (copy.deleted() !== 't'))
 674             .sort((a: IdlObject, b: IdlObject) => a.barcode() < b.barcode() ? -1 : 1)
 675             .forEach((copy: IdlObject) => this.appendCopy(callNumNode, copy));
 676     }
 677
 678     // Find or create a copy node.
 679     appendCopy(callNumNode: HoldingsTreeNode, copy: IdlObject) {
 680         let copyNode = this.treeNodeCache.copy[copy.id()];
 681
 682         if (copyNode) {
 683             const oldParent = copyNode.parentNode;
 684             if (oldParent.target.id() !== callNumNode.target.id()) {
 685                 // TODO: copy changed owning call number.  Remove it from
 686                 // the previous call number before adding to the new call number.
 687                 copyNode.parentNode = callNumNode;
 688                 callNumNode.children.push(copyNode);
 689             }
 690         } else {
 691             // New node required
 692             copyNode = new HoldingsTreeNode();
 693             copyNode.nodeType = 'copy';
 694             callNumNode.children.push(copyNode);
 695             copyNode.parentNode = callNumNode;
 696             this.treeNodeCache.copy[copy.id()] = copyNode;
 697         }
 698
 699         copyNode.target = copy;
 700         const stat = Number(copy.status().id());
 701         copy._monograph_parts = '';
 702         if (copy.parts().length > 0) {
 703             copy._monograph_parts =
 704                 copy.parts().map(p => p.label()).join(',');
 705         }
 706
 707         if (stat === 1 /* checked out */ || stat === 16 /* long overdue */) {
 708             // Avoid looking up circs on items that are not checked out.
 709             this.itemCircsNeeded.push(copy);
 710         }
 711     }
 712
 713     // Which copies in the grid are selected.
 714     selectedCopyIds(rows: HoldingsEntry[], skipStatus?: number): number[] {
 715         return this.selectedCopies(rows, skipStatus).map(c => Number(c.id()));
 716     }
 717
 718     selectedVolIds(rows: HoldingsEntry[]): number[] {
 719         return rows
 720             .filter(r => Boolean(r.callNum))
 721             .map(r => Number(r.callNum.id()));
 722     }
 723
 724     selectedCopies(rows: HoldingsEntry[], skipStatus?: number): IdlObject[] {
 725         let copyRows = rows.filter(r => Boolean(r.copy)).map(r => r.copy);
 726         if (skipStatus) {
 727             copyRows = copyRows.filter(
 728                 c => Number(c.status().id()) !== Number(skipStatus));
 729         }
 730         return copyRows;
 731     }
 732
 733     selectedCallNumIds(rows: HoldingsEntry[]): number[] {
 734         return this.selectedCallNums(rows).map(cn => cn.id());
 735     }
 736
 737     selectedCallNums(rows: HoldingsEntry[]): IdlObject[] {
 738         return rows
 739             .filter(r => r.treeNode.nodeType === 'callNum')
 740             .map(r => r.callNum);
 741     }
 742
 743
 744     async showMarkDamagedDialog(rows: HoldingsEntry[]) {
 745         const copyIds = this.selectedCopyIds(rows, 14 /* ignore damaged */);
 746
 747         if (copyIds.length === 0) { return; }
 748
 749         let rowsModified = false;
 750
 751         const markNext = async(ids: number[]) => {
 752             if (ids.length === 0) {
 753                 return Promise.resolve();
 754             }
 755
 756             this.markDamagedDialog.copyId = ids.pop();
 757             return this.markDamagedDialog.open({size: 'lg'}).subscribe(
 758                 ok => {
 759                     if (ok) { rowsModified = true; }
 760                     return markNext(ids);
 761                 },
 762                 dismiss => markNext(ids)
 763             );
 764         };
 765
 766         await markNext(copyIds);
 767         if (rowsModified) {
 768             this.refreshHoldings = true;
 769             this.holdingsGrid.reload();
 770         }
 771     }
 772
 773     showMarkMissingDialog(rows: any[]) {
 774         const copyIds = this.selectedCopyIds(rows, 4 /* ignore missing */);
 775         if (copyIds.length > 0) {
 776             this.markMissingDialog.copyIds = copyIds;
 777             this.markMissingDialog.open({}).subscribe(
 778                 rowsModified => {
 779                     if (rowsModified) {
 780                         this.refreshHoldings = true;
 781                         this.holdingsGrid.reload();
 782                     }
 783                 },
 784                 dismissed => {} // avoid console errors
 785             );
 786         }
 787     }
 788
 789     // Mark record, library, and potentially the selected call number
 790     // as the current transfer target.
 791     markLibCnForTransfer(rows: HoldingsEntry[]) {
 792         if (rows.length === 0) {
 793             return;
 794         }
 795
 796         // Action may only apply to a single org or call number row.
 797         const node = rows[0].treeNode;
 798         if (node.nodeType === 'copy') { return; }
 799
 800         let orgId: number;
 801
 802         if (node.nodeType === 'org') {
 803             orgId = node.target.id();
 804
 805             // Clear call number target when performed on an org unit row
 806             this.localStore.removeLocalItem('eg.cat.transfer_target_vol');
 807
 808         } else if (node.nodeType === 'callNum') {
 809
 810             // All call number nodes are children of org nodes.
 811             orgId = node.parentNode.target.id();
 812
 813             // Add call number target when performed on a call number row.
 814             this.localStore.setLocalItem(
 815                 'eg.cat.transfer_target_vol', node.target.id());
 816         }
 817
 818         // Track lib and record to support transfering items from
 819         // a different bib record to this record at the selected
 820         // owning lib.
 821         this.localStore.setLocalItem('eg.cat.transfer_target_lib', orgId);
 822         this.localStore.setLocalItem('eg.cat.transfer_target_record', this.recordId);
 823     }
 824
 825     openAngJsWindow(path: string) {
 826         const url = `/eg/staff/${path}`;
 827         window.open(url, '_blank');
 828     }
 829
 830     openItemHolds(rows: HoldingsEntry[]) {
 831         if (rows.length > 0 && rows[0].copy) {
 832             this.openAngJsWindow(`cat/item/${rows[0].copy.id()}/holds`);
 833         }
 834     }
 835
 836     openItemStatusList(rows: HoldingsEntry[]) {
 837         const ids = this.selectedCopyIds(rows);
 838         if (ids.length > 0) {
 839             return this.openAngJsWindow(`cat/item/search/${ids.join(',')}`);
 840         }
 841     }
 842
 843     openItemStatus(rows: HoldingsEntry[]) {
 844         if (rows.length > 0 && rows[0].copy) {
 845            return this.openAngJsWindow(`cat/item/${rows[0].copy.id()}`);
 846         }
 847     }
 848
 849     openItemTriggeredEvents(rows: HoldingsEntry[]) {
 850         if (rows.length > 0 && rows[0].copy) {
 851            return this.openAngJsWindow(
 852                `cat/item/${rows[0].copy.id()}/triggered_events`);
 853         }
 854     }
 855
 856     openItemPrintLabels(rows: HoldingsEntry[]) {
 857         const ids = this.selectedCopyIds(rows);
 858         if (ids.length === 0) { return; }
 859
 860         this.anonCache.setItem(null, 'print-labels-these-copies', {copies: ids})
 861         .then(key => this.openAngJsWindow(`cat/printlabels/${key}`));
 862     }
 863
 864     openHoldingEdit(rows: HoldingsEntry[], hideVols: boolean, hideCopies: boolean) {
 865
 866         // Avoid adding call number edit entries for call numbers
 867         // that are already represented by selected items.
 868
 869         const copies = this.selectedCopies(rows);
 870         const copyVols = copies.map(c => Number(c.call_number()));
 871
 872         const volIds = [];
 873         this.selectedVolIds(rows).forEach(id => {
 874             if (!copyVols.includes(id)) {
 875                 volIds.push(id);
 876             }
 877         });
 878
 879         this.holdings.spawnAddHoldingsUi(
 880             this.recordId,
 881             volIds,
 882             null,
 883             copies.map(c => Number(c.id())),
 884             hideCopies,
 885             hideVols
 886         );
 887     }
 888
 889     openHoldingAdd(rows: HoldingsEntry[], addCallNums: boolean, addCopies: boolean) {
 890
 891         // The user may select a set of call numbers by selecting call
 892         // number and/or item rows.  Owning libs for new call numbers may
 893         // also come from org unit row selection.
 894         const orgs = {};
 895         const callNums = [];
 896         rows.forEach(r => {
 897             if (r.treeNode.nodeType === 'callNum') {
 898                 callNums.push(r.callNum);
 899
 900             } else if (r.treeNode.nodeType === 'copy') {
 901                 callNums.push(r.treeNode.parentNode.target);
 902
 903             } else if (r.treeNode.nodeType === 'org') {
 904                 const org = r.treeNode.target;
 905                 if (org.ou_type().can_have_vols() === 't') {
 906                     orgs[org.id()] = true;
 907                 }
 908             }
 909         });
 910
 911         if (addCopies && !addCallNums) {
 912             // Adding copies to an existing set of call numbers.
 913             if (callNums.length > 0) {
 914                 const callNumIds = callNums.map(v => Number(v.id()));
 915                 this.holdings.spawnAddHoldingsUi(this.recordId, callNumIds);
 916             }
 917
 918         } else if (addCallNums) {
 919             const entries = [];
 920
 921             // Use selected call numbers as basis for new call numbers.
 922             callNums.forEach(v =>
 923                 entries.push({label: v.label(), owner: v.owning_lib()}));
 924
 925             // Use selected org units as owning libs for new call numbers
 926             Object.keys(orgs).forEach(id => entries.push({owner: id}));
 927
 928             if (entries.length === 0) {
 929                 // Otherwise create new call numbers for "here"
 930                 entries.push({owner: this.auth.user().ws_ou()});
 931             }
 932
 933             this.holdings.spawnAddHoldingsUi(
 934                 this.recordId, null, entries, null, !addCopies);
 935         }
 936     }
 937
 938     openItemAlerts(rows: HoldingsEntry[]) {
 939         const copyIds = this.selectedCopyIds(rows);
 940         if (copyIds.length === 0) { return; }
 941
 942         this.copyAlertsDialog.copyIds = copyIds;
 943         this.copyAlertsDialog.open({size: 'lg'}).subscribe(
 944             changes => {
 945                 if (!changes) { return; }
 946                 if (changes.newAlerts.length > 0 || changes.changedAlerts.length > 0) {
 947                     this.hardRefresh();
 948                 }
 949             }
 950         );
 951     }
 952
 953     openItemTags(rows: HoldingsEntry[]) {
 954         const copyIds = this.selectedCopyIds(rows);
 955         if (copyIds.length === 0) { return; }
 956
 957         this.copyTagsDialog.copyIds = copyIds;
 958         this.copyTagsDialog.open({size: 'lg'}).subscribe(
 959             changes => {
 960                 if (changes.newTags.length > 0 || changes.deletedMaps.length > 0) {
 961                     this.hardRefresh();
 962                 }
 963             }
 964         );
 965     }
 966
 967     openItemNotes(rows: HoldingsEntry[]) {
 968         const copyIds = this.selectedCopyIds(rows);
 969         if (copyIds.length === 0) { return; }
 970
 971         this.copyNotesDialog.copyIds = copyIds;
 972         this.copyNotesDialog.open({size: 'lg'}).subscribe(
 973             changes => {
 974                 if (!changes) { return; }
 975                 if (changes.newNotes.length > 0 || changes.delNotes.length > 0) {
 976                     this.hardRefresh();
 977                 }
 978             }
 979         );
 980     }
 981
 982     openReplaceBarcodeDialog(rows: HoldingsEntry[]) {
 983         const ids = this.selectedCopyIds(rows);
 984         if (ids.length === 0) { return; }
 985         this.replaceBarcode.copyIds = ids;
 986         this.replaceBarcode.open({}).subscribe(
 987             modified => {
 988                 if (modified) {
 989                     this.hardRefresh();
 990                 }
 991             }
 992         );
 993     }
 994
 995     // mode 'callNums' -- only delete empty call numbers
 996     // mode 'copies' -- only delete selected copies
 997     // mode 'both' -- delete selected copies and selected call numbers, plus all
 998     // copies linked to selected call numbers, regardless of whether they are selected.
 999     deleteHoldings(rows: HoldingsEntry[], mode: 'callNums' | 'copies' | 'both') {
1000         const callNumHash: any = {};
1001
1002         if (mode === 'callNums' || mode === 'both') {
1003             // Collect the call numbers to be deleted.
1004             rows.filter(r => r.treeNode.nodeType === 'callNum').forEach(r => {
1005                 const callNum = this.idl.clone(r.callNum);
1006                 if (mode === 'callNums') {
1007                     if (callNum.copies().length > 0) {
1008                         // cannot delete non-empty call number in this mode.
1009                         return;
1010                     }
1011                 } else {
1012                     callNum.copies().forEach(c => c.isdeleted(true));
1013                 }
1014                 callNum.isdeleted(true);
1015                 callNumHash[callNum.id()] = callNum;
1016             });
1017         }
1018
1019         if (mode === 'copies' || mode === 'both') {
1020             // Collect the copies to be deleted, including their call numbers
1021             // since the API expects fleshed call number objects.
1022             rows.filter(r => r.treeNode.nodeType === 'copy').forEach(r => {
1023                 const callNum = r.treeNode.parentNode.target;
1024                 if (!callNumHash[callNum.id()]) {
1025                     callNumHash[callNum.id()] = this.idl.clone(callNum);
1026                     callNumHash[callNum.id()].copies([]);
1027                 }
1028                 const copy = this.idl.clone(r.copy);
1029                 copy.isdeleted(true);
1030                 callNumHash[callNum.id()].copies().push(copy);
1031             });
1032         }
1033
1034         if (Object.keys(callNumHash).length === 0) {
1035             // No data to process.
1036             return;
1037         }
1038
1039         // Note forceDeleteCopies should not be necessary here, since we
1040         // manually marked all copies as deleted on deleted call numbers in
1041         // "both" mode.
1042         this.deleteHolding.forceDeleteCopies = mode === 'both';
1043         this.deleteHolding.callNums = Object.values(callNumHash);
1044         this.deleteHolding.open({size: 'sm'}).subscribe(
1045             modified => {
1046                 if (modified) {
1047                     this.hardRefresh();
1048                 }
1049             }
1050         );
1051     }
1052
1053     requestItems(rows: HoldingsEntry[]) {
1054         const copyIds = this.selectedCopyIds(rows);
1055         if (copyIds.length === 0) { return; }
1056         const params = {target: copyIds, holdFor: 'staff'};
1057         this.router.navigate(['/staff/catalog/hold/C'], {queryParams: params});
1058     }
1059
1060     openBucketDialog(rows: HoldingsEntry[]) {
1061         const copyIds = this.selectedCopyIds(rows);
1062         if (copyIds.length > 0) {
1063             this.bucketDialog.bucketClass = 'copy';
1064             this.bucketDialog.itemIds = copyIds;
1065             this.bucketDialog.open({size: 'lg'});
1066         }
1067     }
1068
1069     openConjoinedDialog(rows: HoldingsEntry[]) {
1070         const copyIds = this.selectedCopyIds(rows);
1071         if (copyIds.length > 0) {
1072             this.conjoinedDialog.copyIds = copyIds;
1073             this.conjoinedDialog.open({size: 'sm'});
1074         }
1075     }
1076
1077     bookItems(rows: HoldingsEntry[]) {
1078         const copyIds = this.selectedCopyIds(rows);
1079         if (copyIds.length > 0) {
1080             this.router.navigate(
1081                 ['staff', 'booking', 'create_reservation', 'for_resource', rows.filter(r => Boolean(r.copy))[0].copy.barcode()]
1082             );
1083         }
1084     }
1085
1086     makeBookable(rows: HoldingsEntry[]) {
1087         const copyIds = this.selectedCopyIds(rows);
1088         if (copyIds.length > 0) {
1089             this.makeBookableDialog.copyIds = copyIds;
1090             this.makeBookableDialog.open({});
1091         }
1092     }
1093
1094     manageReservations(rows: HoldingsEntry[]) {
1095         const copyIds = this.selectedCopyIds(rows);
1096         if (copyIds.length > 0) {
1097             this.router.navigate(
1098                 ['staff', 'booking', 'manage_reservations', 'by_resource', rows.filter(r => Boolean(r.copy))[0].copy.barcode()]
1099             );
1100         }
1101     }
1102
1103     transferSelectedItems(rows: HoldingsEntry[]) {
1104         if (rows.length === 0) { return; }
1105
1106         const cnId =
1107             this.localStore.getLocalItem('eg.cat.transfer_target_vol');
1108
1109         const orgId =
1110             this.localStore.getLocalItem('eg.cat.transfer_target_lib');
1111
1112         const recId =
1113             this.localStore.getLocalItem('eg.cat.transfer_target_record');
1114
1115         let promise;
1116
1117         if (cnId) { // Direct call number transfer
1118
1119             const itemIds = this.selectedCopyIds(rows);
1120             promise = this.transferItems.transferItems(itemIds, cnId);
1121
1122         } else if (orgId && recId) { // "Auto" transfer
1123
1124             // Clone the items to be modified to avoid any unexpected
1125             // modifications and fesh the call numbers.
1126             const items = this.idl.clone(this.selectedCopies(rows));
1127             items.forEach(i => i.call_number(
1128                 this.treeNodeCache.callNum[i.call_number()].target));
1129
1130             console.log(items);
1131             promise = this.transferItems.autoTransferItems(items, recId, orgId);
1132
1133         } else {
1134             promise = this.transferAlert.open().toPromise();
1135         }
1136
1137         promise.then(success => success ?  this.hardRefresh() : null);
1138     }
1139
1140     transferSelectedHoldings(rows: HoldingsEntry[]) {
1141         const callNums = this.selectedCallNums(rows);
1142         if (callNums.length === 0) { return; }
1143
1144         const orgId =
1145             this.localStore.getLocalItem('eg.cat.transfer_target_lib');
1146
1147         let recId =
1148             this.localStore.getLocalItem('eg.cat.transfer_target_record');
1149
1150         if (orgId) {
1151             // When transferring holdings (call numbers) between org units,
1152             // limit transfers to within the current record.
1153             recId = this.recordId;
1154
1155         } else if (!recId) {
1156             // No destinations applied.
1157             return this.transferAlert.open();
1158         }
1159
1160         this.transferHoldings.targetRecId = recId;
1161         this.transferHoldings.targetOrgId = orgId;
1162         this.transferHoldings.callNums = callNums;
1163
1164         this.transferHoldings.transferHoldings()
1165         .then(success => success ?  this.hardRefresh() : null);
1166     }
1167 }
1168