Open-ILS/src/eg2/src/app/staff/share/holds/cancel-dialog.component.ts

   1 import {Component, OnInit, Input, ViewChild} from '@angular/core';
   2 import {Observable} from 'rxjs';
   3 import {NetService} from '@eg/core/net.service';
   4 import {EventService} from '@eg/core/event.service';
   5 import {ToastService} from '@eg/share/toast/toast.service';
   6 import {PcrudService} from '@eg/core/pcrud.service';
   7 import {AuthService} from '@eg/core/auth.service';
   8 import {DialogComponent} from '@eg/share/dialog/dialog.component';
   9 import {NgbModal, NgbModalOptions} from '@ng-bootstrap/ng-bootstrap';
  10 import {StringComponent} from '@eg/share/string/string.component';
  11 import {ComboboxEntry} from '@eg/share/combobox/combobox.component';
  12
  13 /**
  14  * Dialog for canceling hold requests.
  15  */
  16
  17 @Component({
  18   selector: 'eg-hold-cancel-dialog',
  19   templateUrl: 'cancel-dialog.component.html'
  20 })
  21
  22 export class HoldCancelDialogComponent
  23     extends DialogComponent implements OnInit {
  24
  25     @Input() holdIds: number[];
  26     @ViewChild('successMsg') private successMsg: StringComponent;
  27     @ViewChild('errorMsg') private errorMsg: StringComponent;
  28
  29     changesApplied: boolean;
  30     numSucceeded: number;
  31     numFailed: number;
  32     cancelReason: number;
  33     cancelReasons: ComboboxEntry[];
  34     cancelNote: string;
  35
  36     constructor(
  37         private modal: NgbModal, // required for passing to parent
  38         private toast: ToastService,
  39         private net: NetService,
  40         private evt: EventService,
  41         private pcrud: PcrudService,
  42         private auth: AuthService) {
  43         super(modal); // required for subclassing
  44         this.cancelReasons = [];
  45     }
  46
  47     ngOnInit() {
  48         // Avoid fetching cancel reasons in ngOnInit becaues that causes
  49         // them to load regardless of whether the dialog is ever used.
  50     }
  51
  52     open(args: NgbModalOptions): Observable<boolean> {
  53
  54         if (this.cancelReasons.length === 0) {
  55             this.pcrud.retrieveAll('ahrcc', {}, {atomic: true}).toPromise()
  56             .then(reasons => {
  57                 this.cancelReasons =
  58                     reasons.map(r => ({id: r.id(), label: r.label()}));
  59             });
  60         }
  61
  62         return super.open(args);
  63     }
  64
  65     async cancelNext(ids: number[]): Promise<any> {
  66         if (ids.length === 0) {
  67             return Promise.resolve();
  68         }
  69
  70         return this.net.request(
  71             'open-ils.circ', 'open-ils.circ.hold.cancel',
  72             this.auth.token(), ids.pop(),
  73             this.cancelReason, this.cancelNote
  74         ).toPromise().then(
  75             async(result) => {
  76                 if (Number(result) === 1) {
  77                     this.numSucceeded++;
  78                     this.toast.success(await this.successMsg.current());
  79                 } else {
  80                     this.numFailed++;
  81                     console.error(this.evt.parse(result));
  82                     this.toast.warning(await this.errorMsg.current());
  83                 }
  84                 this.cancelNext(ids);
  85             }
  86         );
  87     }
  88
  89     async cancelBatch(): Promise<any> {
  90         this.numSucceeded = 0;
  91         this.numFailed = 0;
  92         const ids = [].concat(this.holdIds);
  93         await this.cancelNext(ids);
  94         this.close(this.numSucceeded > 0);
  95     }
  96 }
  97
  98
  99