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

   1 import {Component, OnInit, Input, ViewChild} from '@angular/core';
   2 import {Observable, of} from 'rxjs';
   3 import {map} from 'rxjs/operators';
   4 import {NetService} from '@eg/core/net.service';
   5 import {StaffCatalogService} from '../catalog.service';
   6 import {Pager} from '@eg/share/util/pager';
   7 import {OrgService} from '@eg/core/org.service';
   8 import {GridDataSource, GridColumn, GridCellTextGenerator} from '@eg/share/grid/grid';
   9 import {GridComponent} from '@eg/share/grid/grid.component';
  10
  11 @Component({
  12   selector: 'eg-catalog-copies',
  13   templateUrl: 'copies.component.html'
  14 })
  15 export class CopiesComponent implements OnInit {
  16
  17     recId: number;
  18     initDone = false;
  19     gridDataSource: GridDataSource;
  20     copyContext: any; // grid context
  21     @ViewChild('copyGrid', { static: true }) copyGrid: GridComponent;
  22
  23     @Input() set recordId(id: number) {
  24         this.recId = id;
  25         // Only force new data collection when recordId()
  26         // is invoked after ngInit() has already run.
  27         if (this.initDone) {
  28             this.copyGrid.reload();
  29         }
  30     }
  31
  32     cellTextGenerator: GridCellTextGenerator;
  33
  34     constructor(
  35         private net: NetService,
  36         private org: OrgService,
  37         private staffCat: StaffCatalogService,
  38     ) {
  39         this.gridDataSource = new GridDataSource();
  40     }
  41
  42     ngOnInit() {
  43         this.initDone = true;
  44
  45         this.gridDataSource.getRows = (pager: Pager, sort: any[]) => {
  46             // sorting not currently supported
  47             return this.fetchCopies(pager);
  48         };
  49
  50         this.copyContext = {
  51             holdable: (copy: any) => {
  52                 return copy.holdable === 't'
  53                     && copy.location_holdable === 't'
  54                     && copy.status_holdable === 't';
  55             }
  56         };
  57
  58         this.cellTextGenerator = {
  59             callnumber: row => `${row.call_number_prefix_label} ` +
  60                 `${row.call_number_label} ${row.call_number_suffix_label}`,
  61             holdable: row => this.copyContext.holdable(row),
  62             barcode: row => row.barcode
  63         };
  64     }
  65
  66     collectData() {
  67         if (!this.recId) { return; }
  68     }
  69
  70     orgName(orgId: number): string {
  71         return this.org.get(orgId).shortname();
  72     }
  73
  74     fetchCopies(pager: Pager): Observable<any> {
  75         if (!this.recId) { return of([]); }
  76
  77         // "Show Result from All Libraries" i.e. global search displays
  78         // copies from all branches, sorted by search/pref libs.
  79         const copy_depth = this.staffCat.searchContext.global ?
  80             this.org.root().ou_type().depth() :
  81             this.staffCat.searchContext.searchOrg.ou_type().depth();
  82
  83         return this.net.request(
  84             'open-ils.search',
  85             'open-ils.search.bib.copies.staff',
  86             this.recId,
  87             this.staffCat.searchContext.searchOrg.id(),
  88             copy_depth,
  89             pager.limit,
  90             pager.offset,
  91             this.staffCat.prefOrg ? this.staffCat.prefOrg.id() : null
  92         ).pipe(map(copy => {
  93             copy.active_date = copy.active_date || copy.create_date;
  94             return copy;
  95         }));
  96     }
  97 }
  98
  99