Open-ILS/src/eg2/src/app/staff/share/marc-edit/editor.component.ts

   1 import {Component, Input, Output, OnInit, EventEmitter, ViewChild} from '@angular/core';
   2 import {IdlService} from '@eg/core/idl.service';
   3 import {EventService} from '@eg/core/event.service';
   4 import {NetService} from '@eg/core/net.service';
   5 import {AuthService} from '@eg/core/auth.service';
   6 import {OrgService} from '@eg/core/org.service';
   7 import {PcrudService} from '@eg/core/pcrud.service';
   8 import {ToastService} from '@eg/share/toast/toast.service';
   9 import {ServerStoreService} from '@eg/core/server-store.service';
  10 import {StringComponent} from '@eg/share/string/string.component';
  11 import {MarcRecord} from './marcrecord';
  12 import {ComboboxEntry, ComboboxComponent
  13   } from '@eg/share/combobox/combobox.component';
  14 import {ConfirmDialogComponent} from '@eg/share/dialog/confirm.component';
  15 import {MarcEditContext} from './editor-context';
  16 import {NgbTabset, NgbTabChangeEvent} from '@ng-bootstrap/ng-bootstrap';
  17
  18 interface MarcSavedEvent {
  19     marcXml: string;
  20     bibSource?: number;
  21 }
  22
  23 /**
  24  * MARC Record editor main interface.
  25  */
  26
  27 @Component({
  28   selector: 'eg-marc-editor',
  29   templateUrl: './editor.component.html'
  30 })
  31
  32 export class MarcEditorComponent implements OnInit {
  33
  34     editorTab: 'rich' | 'flat';
  35     sources: ComboboxEntry[];
  36     context: MarcEditContext;
  37
  38     @Input() recordType: 'biblio' | 'authority' = 'biblio';
  39
  40     @Input() set recordId(id: number) {
  41         if (!id) { return; }
  42         if (this.record && this.record.id === id) { return; }
  43         this.fromId(id);
  44     }
  45
  46     @Input() set recordXml(xml: string) {
  47         if (xml) {
  48             this.fromXml(xml);
  49         }
  50     }
  51
  52     get record(): MarcRecord {
  53         return this.context.record;
  54     }
  55
  56     // Tell us which record source to select by default.
  57     // Useful for new records and in-place editing from bare XML.
  58     @Input() recordSource: number;
  59
  60     // If true, saving records to the database is assumed to
  61     // happen externally.  IOW, the record editor is just an
  62     // in-place MARC modification interface.
  63     @Input() inPlaceMode: boolean;
  64
  65     // In inPlaceMode, this is emitted in lieu of saving the record
  66     // in th database.  When inPlaceMode is false, this is emitted after
  67     // the record is successfully saved.
  68     @Output() recordSaved: EventEmitter<MarcSavedEvent>;
  69
  70     @ViewChild('sourceSelector', { static: true }) sourceSelector: ComboboxComponent;
  71     @ViewChild('confirmDelete', { static: true }) confirmDelete: ConfirmDialogComponent;
  72     @ViewChild('confirmUndelete', { static: true }) confirmUndelete: ConfirmDialogComponent;
  73     @ViewChild('cannotDelete', { static: true }) cannotDelete: ConfirmDialogComponent;
  74     @ViewChild('successMsg', { static: true }) successMsg: StringComponent;
  75     @ViewChild('failMsg', { static: true }) failMsg: StringComponent;
  76
  77     constructor(
  78         private evt: EventService,
  79         private idl: IdlService,
  80         private net: NetService,
  81         private auth: AuthService,
  82         private org: OrgService,
  83         private pcrud: PcrudService,
  84         private toast: ToastService,
  85         private store: ServerStoreService
  86     ) {
  87         this.sources = [];
  88         this.recordSaved = new EventEmitter<MarcSavedEvent>();
  89         this.context = new MarcEditContext();
  90     }
  91
  92     ngOnInit() {
  93
  94         this.context.recordType = this.recordType;
  95
  96         this.store.getItem('cat.marcedit.flateditor').then(
  97             useFlat => this.editorTab = useFlat ? 'flat' : 'rich');
  98
  99         this.pcrud.retrieveAll('cbs').subscribe(
 100             src => this.sources.push({id: +src.id(), label: src.source()}),
 101             _ => {},
 102             () => {
 103                 this.sources = this.sources.sort((a, b) =>
 104                     a.label.toLowerCase() < b.label.toLowerCase() ? -1 : 1
 105                 );
 106
 107                 if (this.recordSource) {
 108                     this.sourceSelector.applyEntryId(this.recordSource);
 109                 }
 110             }
 111         );
 112     }
 113
 114     changesPending(): boolean {
 115         return this.context.changesPending;
 116     }
 117
 118     clearPendingChanges() {
 119         this.context.changesPending = false;
 120     }
 121
 122     // Remember the last used tab as the preferred tab.
 123     tabChange(evt: NgbTabChangeEvent) {
 124
 125         // Avoid undo persistence across tabs since that could result
 126         // in changes getting lost.
 127         this.context.resetUndos();
 128
 129         if (evt.nextId === 'flat') {
 130             this.store.setItem('cat.marcedit.flateditor', true);
 131         } else {
 132             this.store.removeItem('cat.marcedit.flateditor');
 133         }
 134     }
 135
 136     saveRecord(): Promise<any> {
 137         const xml = this.record.toXml();
 138
 139         // Save actions clears any pending changes.
 140         this.context.changesPending = false;
 141         this.context.resetUndos();
 142
 143         let sourceName: string = null;
 144         let sourceId: number = null;
 145
 146         if (this.sourceSelector.selected) {
 147             sourceName = this.sourceSelector.selected.label;
 148             sourceId = this.sourceSelector.selected.id;
 149         }
 150
 151         if (this.inPlaceMode) {
 152             // Let the caller have the modified XML and move on.
 153             this.recordSaved.emit({marcXml: xml, bibSource: sourceId});
 154             return Promise.resolve();
 155         }
 156
 157         if (this.record.id) { // Editing an existing record
 158
 159             const method = 'open-ils.cat.biblio.record.xml.update';
 160
 161             return this.net.request('open-ils.cat', method,
 162                 this.auth.token(), this.record.id, xml, sourceName
 163             ).toPromise().then(response => {
 164
 165                 const evt = this.evt.parse(response);
 166                 if (evt) {
 167                     console.error(evt);
 168                     this.failMsg.current().then(msg => this.toast.warning(msg));
 169                     return;
 170                 }
 171
 172                 this.successMsg.current().then(msg => this.toast.success(msg));
 173                 this.recordSaved.emit({marcXml: xml, bibSource: sourceId});
 174                 return response;
 175             });
 176
 177         } else {
 178             // TODO: create a new record
 179         }
 180     }
 181
 182     fromId(id: number): Promise<any> {
 183         return this.pcrud.retrieve('bre', id)
 184         .toPromise().then(bib => {
 185             this.context.record = new MarcRecord(bib.marc());
 186             this.record.id = id;
 187             this.record.deleted = bib.deleted() === 't';
 188             if (bib.source()) {
 189                 this.sourceSelector.applyEntryId(+bib.source());
 190             }
 191         });
 192     }
 193
 194     fromXml(xml: string) {
 195         this.context.record = new MarcRecord(xml);
 196         this.record.id = null;
 197     }
 198
 199     deleteRecord(): Promise<any> {
 200
 201         return this.confirmDelete.open().toPromise()
 202         .then(yes => {
 203             if (!yes) { return; }
 204
 205             return this.net.request('open-ils.cat',
 206                 'open-ils.cat.biblio.record_entry.delete',
 207                 this.auth.token(), this.record.id).toPromise()
 208
 209             .then(resp => {
 210
 211                 const evt = this.evt.parse(resp);
 212                 if (evt) {
 213                     if (evt.textcode === 'RECORD_NOT_EMPTY') {
 214                         return this.cannotDelete.open().toPromise();
 215                     } else {
 216                         console.error(evt);
 217                         return alert(evt);
 218                     }
 219                 }
 220                 return this.fromId(this.record.id)
 221                 .then(_ => this.recordSaved.emit(
 222                     {marcXml: this.record.toXml()}));
 223             });
 224         });
 225     }
 226
 227     undeleteRecord(): Promise<any> {
 228
 229         return this.confirmUndelete.open().toPromise()
 230         .then(yes => {
 231             if (!yes) { return; }
 232
 233             return this.net.request('open-ils.cat',
 234                 'open-ils.cat.biblio.record_entry.undelete',
 235                 this.auth.token(), this.record.id).toPromise()
 236
 237             .then(resp => {
 238
 239                 const evt = this.evt.parse(resp);
 240                 if (evt) { console.error(evt); return alert(evt); }
 241
 242                 return this.fromId(this.record.id)
 243                 .then(_ => this.recordSaved.emit(
 244                     {marcXml: this.record.toXml()}));
 245             });
 246         });
 247     }
 248 }
 249