Open-ILS/src/eg2/src/app/staff/booking/create-reservation.component.ts

   1 import { Component, OnInit, AfterViewInit, QueryList, ViewChildren, ViewChild, OnDestroy } from '@angular/core';
   2 import {FormGroup, FormControl, ValidationErrors, ValidatorFn, FormArray} from '@angular/forms';
   3 import {Router, ActivatedRoute} from '@angular/router';
   4 import {from, iif, Observable, of, throwError, timer, Subscription} from 'rxjs';
   5 import {catchError, debounceTime, takeLast, mapTo, single, switchMap, tap} from 'rxjs/operators';
   6 import {NgbCalendar, NgbTabset} from '@ng-bootstrap/ng-bootstrap';
   7 import {AuthService} from '@eg/core/auth.service';
   8 import {ComboboxEntry} from '@eg/share/combobox/combobox.component';
   9 import {FormatService} from '@eg/core/format.service';
  10 import {GridComponent} from '@eg/share/grid/grid.component';
  11 import {GridDataSource, GridRowFlairEntry, GridCellTextGenerator} from '@eg/share/grid/grid';
  12 import {IdlObject} from '@eg/core/idl.service';
  13 import {NetService} from '@eg/core/net.service';
  14 import {PcrudService} from '@eg/core/pcrud.service';
  15 import {CreateReservationDialogComponent} from './create-reservation-dialog.component';
  16 import {ServerStoreService} from '@eg/core/server-store.service';
  17 import {ToastService} from '@eg/share/toast/toast.service';
  18 import {DateRange} from '@eg/share/daterange-select/daterange-select.component';
  19 import {FmRecordEditorComponent} from '@eg/share/fm-editor/fm-editor.component';
  20 import {ScheduleGridService, ScheduleRow} from './schedule-grid.service';
  21 import {NoTimezoneSetComponent} from './no-timezone-set.component';
  22
  23 import * as moment from 'moment-timezone';
  24
  25 const startOfDayIsBeforeEndOfDayValidator: ValidatorFn = (fg: FormGroup): ValidationErrors | null => {
  26     const start = fg.get('startOfDay').value;
  27     const end = fg.get('endOfDay').value;
  28     return start !== null && end !== null &&
  29         (start.hour <= end.hour) &&
  30         !((start.hour === end.hour) && (start.minute >= end.minute))
  31         ? null
  32         : { startOfDayNotBeforeEndOfDay: true };
  33 };
  34
  35 @Component({
  36     templateUrl: './create-reservation.component.html',
  37     styles: ['#ideal-resource-barcode {min-width: 300px;}']
  38 })
  39 export class CreateReservationComponent implements OnInit, AfterViewInit, OnDestroy {
  40
  41     criteria: FormGroup;
  42
  43     attributes: IdlObject[] = [];
  44     multiday = false;
  45     resourceAvailabilityIcon: (row: ScheduleRow) => GridRowFlairEntry;
  46     cellTextGenerator: GridCellTextGenerator;
  47
  48     patronId: number;
  49     resourceBarcode: string;
  50     resourceId: number;
  51     transferable: boolean;
  52     resourceOwner: number;
  53     subscriptions: Subscription[] = [];
  54
  55     defaultGranularity = 30;
  56     granularity: number = this.defaultGranularity;
  57
  58     scheduleSource: GridDataSource = new GridDataSource();
  59
  60     minuteStep: () => number;
  61     reservationTypes: {id: string, name: string}[];
  62
  63     openTheDialog: (rows: IdlObject[]) => void;
  64
  65     resources: IdlObject[] = [];
  66
  67     setGranularity: () => void;
  68     changeGranularity: ($event: ComboboxEntry) => void;
  69
  70     dateRange: DateRange;
  71
  72     @ViewChild('createDialog', { static: true }) createDialog: CreateReservationDialogComponent;
  73     @ViewChild('details', { static: true }) details: NgbTabset;
  74     @ViewChild('noTimezoneSetDialog', { static: true }) noTimezoneSetDialog: NoTimezoneSetComponent;
  75     @ViewChild('viewReservation', { static: true }) viewReservation: FmRecordEditorComponent;
  76     @ViewChildren('scheduleGrid') scheduleGrids: QueryList<GridComponent>;
  77
  78     constructor(
  79         private auth: AuthService,
  80         private calendar: NgbCalendar,
  81         private format: FormatService,
  82         private net: NetService,
  83         private pcrud: PcrudService,
  84         private route: ActivatedRoute,
  85         private router: Router,
  86         private scheduleService: ScheduleGridService,
  87         private store: ServerStoreService,
  88         private toast: ToastService,
  89     ) {
  90     }
  91
  92     ngOnInit() {
  93         if (!(this.format.wsOrgTimezone)) {
  94             this.noTimezoneSetDialog.open();
  95         }
  96
  97         const initialRangeLength = 10;
  98         const defaultRange = {
  99             fromDate: this.calendar.getToday(),
 100             toDate: this.calendar.getNext(
 101                 this.calendar.getToday(), 'd', initialRangeLength)
 102         };
 103
 104         this.route.paramMap.pipe(
 105             tap(params => {
 106                 this.patronId = +params.get('patron_id');
 107                 this.resourceBarcode = params.get('resource_barcode');
 108             }),
 109             switchMap(params => iif(() => params.has('resource_barcode'),
 110                 this.handleBarcodeFromUrl$(params.get('resource_barcode')),
 111                 of(params)
 112             ))
 113         ).subscribe({
 114             error() {
 115                 console.warn('could not find a resource with this barcode');
 116             }
 117         });
 118
 119         this.reservationTypes = [
 120             {id: 'single', name: 'Single day reservation'},
 121             {id: 'multi', name: 'Multiple day reservation'},
 122         ];
 123
 124         const waitToLoadResource = 800;
 125         this.criteria = new FormGroup({
 126             'resourceBarcode': new FormControl(this.resourceBarcode ? this.resourceBarcode : '',
 127                 [], (rb) =>
 128                     timer(waitToLoadResource).pipe(switchMap(() =>
 129                         this.pcrud.search('brsrc',
 130                             {'barcode' : rb.value},
 131                             {'limit': 1})),
 132                         single(),
 133                         mapTo(null),
 134                         catchError(() => of({ resourceBarcode: 'No resource found with that barcode' }))
 135                     )),
 136             'resourceType': new FormControl(),
 137             'startOfDay': new FormControl({hour: 9, minute: 0, second: 0}),
 138             'endOfDay': new FormControl({hour: 17, minute: 0, second: 0}),
 139             'idealDate': new FormControl(new Date()),
 140             'idealDateRange': new FormControl(defaultRange),
 141             'reservationType': new FormControl(),
 142             'owningLibrary': new FormControl({primaryOrgId: this.auth.user().ws_ou(), includeDescendants: true}),
 143             'selectedAttributes': new FormArray([]),
 144         }, [ startOfDayIsBeforeEndOfDayValidator
 145         ]);
 146
 147         const debouncing = 1500;
 148         this.criteria.get('resourceBarcode').valueChanges
 149         .pipe(debounceTime(debouncing))
 150         .subscribe((barcode) => {
 151             this.resources = [];
 152             if ('INVALID' === this.criteria.get('resourceBarcode').status) {
 153                 this.toast.danger('No resource found with this barcode');
 154             } else {
 155                 this.router.navigate(['/staff', 'booking', 'create_reservation', 'for_resource', barcode]);
 156             }
 157         });
 158
 159         this.subscriptions.push(
 160             this.resourceType.valueChanges.pipe(
 161                 switchMap((value) => {
 162                     this.resourceBarcode = null;
 163                     this.resources = [];
 164                     this.resourceId = null;
 165                     this.attributes = [];
 166                     // TODO: when we upgrade to Angular 8, this can
 167                     // be simplified to this.selectedAttributes.clear();
 168                     while (this.selectedAttributes.length) {
 169                         this.selectedAttributes.removeAt(0);
 170                      }
 171                     if (value.id) {
 172                         return this.pcrud.search('bra', {resource_type : value.id}, {
 173                             order_by: 'name ASC',
 174                             flesh: 1,
 175                             flesh_fields: {'bra' : ['valid_values']}
 176                         }).pipe(
 177                             tap((attribute) => {
 178                                 this.attributes.push(attribute);
 179                                 this.selectedAttributes.push(new FormControl());
 180                             })
 181                         );
 182                     } else {
 183                         return of();
 184                     }
 185                 })
 186             ).subscribe(() => this.fetchData()));
 187
 188         this.criteria.get('reservationType').valueChanges.subscribe((val) => {
 189             this.multiday = ('multi' === val.id);
 190             this.store.setItem('eg.booking.create.multiday', this.multiday);
 191         });
 192
 193         this.subscriptions.push(
 194             this.owningLibraryFamily.valueChanges
 195                 .subscribe(() => this.resources = []));
 196
 197         this.subscriptions.push(
 198             this.criteria.valueChanges
 199                 .subscribe(() => this.fetchData()));
 200
 201         this.store.getItem('eg.booking.create.multiday').then(multiday => {
 202             if (multiday) { this.multiday = multiday; }
 203             this.criteria.patchValue({reservationType:
 204                 this.multiday ? this.reservationTypes[1] : this.reservationTypes[0]
 205             });
 206         });
 207
 208         const minutesInADay = 1440;
 209
 210         this.setGranularity = () => {
 211             if (this.multiday) { // multiday reservations always use day granularity
 212                 this.granularity = minutesInADay;
 213             } else {
 214                 this.store.getItem('eg.booking.create.granularity').then(granularity => {
 215                     if (granularity) {
 216                         this.granularity = granularity;
 217                     } else {
 218                         this.granularity = this.defaultGranularity;
 219                     }
 220                 });
 221             }
 222         };
 223
 224         this.criteria.get('idealDate').valueChanges
 225             .pipe(switchMap((date) => this.scheduleService.hoursOfOperation(date)))
 226             .subscribe((hours) => this.criteria.patchValue(hours, {emitEvent: false}),
 227                 () => {},
 228                 () => this.fetchData());
 229
 230         this.changeGranularity = ($event) => {
 231             this.granularity = $event.id;
 232             this.store.setItem('eg.booking.create.granularity', $event.id)
 233             .then(() => this.fetchData());
 234         };
 235
 236         const minutesInAnHour = 60;
 237
 238         this.minuteStep = () => {
 239             return (this.granularity < minutesInAnHour) ? this.granularity : this.defaultGranularity;
 240         };
 241
 242         this.resourceAvailabilityIcon = (row: ScheduleRow) => {
 243             return this.scheduleService.resourceAvailabilityIcon(row,  this.resources.length);
 244         };
 245     }
 246
 247     ngAfterViewInit() {
 248         this.fetchData();
 249
 250         this.openTheDialog = (rows: IdlObject[]) => {
 251             if (rows && rows.length) {
 252                 this.createDialog.setDefaultTimes(rows.map((row) => row['time'].clone()), this.granularity);
 253             }
 254             this.subscriptions.push(
 255                 this.createDialog.open({size: 'lg'})
 256                 .subscribe(() => this.fetchData())
 257             );
 258         };
 259     }
 260
 261     fetchData = (): void => {
 262         this.setGranularity();
 263         this.scheduleSource.data = [];
 264         let resources$ = this.scheduleService.fetchRelevantResources(
 265             this.resourceType.value ? this.resourceType.value.id : null,
 266             this.owningLibraries,
 267             this.flattenedSelectedAttributes
 268         );
 269         if (this.resourceId) {
 270             resources$ = from(this.resources);
 271         } else {
 272             this.resources = [];
 273         }
 274
 275         resources$.pipe(
 276             tap((resource) =>  {
 277                 this.resources.push(resource);
 278                 this.resources.sort((a, b) =>
 279                     (a.barcode() > b.barcode()) ? 1 : ((b.barcode() > a.barcode()) ? -1 : 0));
 280             }),
 281             takeLast(1),
 282             switchMap(() => {
 283                 let range = {startTime: moment(), endTime: moment()};
 284
 285                 if (this.multiday) {
 286                     range = this.scheduleService.momentizeDateRange(
 287                         this.idealDateRange,
 288                         this.format.wsOrgTimezone
 289                     );
 290                 } else {
 291                     range = this.scheduleService.momentizeDay(
 292                         this.idealDate,
 293                         this.userStartOfDay,
 294                         this.userEndOfDay,
 295                         this.format.wsOrgTimezone
 296                     );
 297                 }
 298                 this.scheduleSource.data = this.scheduleService.createBasicSchedule(
 299                     range, this.granularity);
 300                 return this.scheduleService.fetchReservations(range, this.resources.map(r => r.id()));
 301             })
 302         ).subscribe((reservation) => {
 303             this.scheduleSource.data = this.scheduleService.addReservationToSchedule(
 304                 reservation,
 305                 this.scheduleSource.data,
 306                 this.granularity,
 307                 this.format.wsOrgTimezone
 308             );
 309         }, (err) => {
 310         }, () => {
 311             this.cellTextGenerator = {
 312                 'Time': row => {
 313                     return this.multiday ? row['time'].format('LT') :
 314                         this.format.transform({value: row['time'], datatype: 'timestamp', datePlusTime: true});
 315                 }
 316             };
 317             this.resources.forEach(resource => {
 318                 this.cellTextGenerator[resource.barcode()] = row =>  {
 319                     return row.patrons[resource.barcode()] ? row.patrons[resource.barcode()].map(reservation => reservation['patronLabel']).join(', ') : '';
 320                 };
 321             });
 322         });
 323     }
 324     // TODO: make this into cross-field validation, and don't fetch data if true
 325     invalidMultidaySettings(): boolean {
 326         return (this.multiday && (!this.idealDateRange ||
 327             (null == this.idealDateRange.fromDate) ||
 328             (null == this.idealDateRange.toDate)));
 329     }
 330
 331     handleBarcodeFromUrl$(barcode: string): Observable<any> {
 332         return this.findResourceByBarcode$(barcode)
 333         .pipe(
 334             catchError(() => this.handleBrsrcError$(barcode)),
 335             tap((resource) => {
 336                 if (resource) {
 337                     this.resourceId = resource.id();
 338                     this.criteria.patchValue({
 339                         resourceType: {id: resource.type()}},
 340                         {emitEvent: false});
 341                     this.resources = [resource];
 342                     this.details.select('select-resource');
 343                     this.fetchData();
 344                 }
 345             })
 346         );
 347     }
 348
 349     findResourceByBarcode$(barcode: string): Observable<IdlObject> {
 350         return this.pcrud.search('brsrc',
 351             {'barcode' : barcode}, {'limit': 1})
 352             .pipe(single());
 353     }
 354
 355     handleBrsrcError$(barcode: string): Observable<any> {
 356         return this.tryToMakeThisBookable$(barcode)
 357         .pipe(switchMap(() => this.findResourceByBarcode$(barcode)),
 358             catchError(() => {
 359                 this.toast.danger('No resource found with this barcode');
 360                 this.resourceId = -1;
 361                 return throwError('could not find or create a resource');
 362             }));
 363     }
 364
 365     tryToMakeThisBookable$(barcode: string): Observable<any> {
 366         return this.pcrud.search('acp',
 367             {'barcode' : barcode}, {'limit': 1})
 368         .pipe(single(),
 369             switchMap((item) =>
 370                 this.net.request( 'open-ils.booking',
 371                     'open-ils.booking.resources.create_from_copies',
 372                     this.auth.token(), [item.id()])
 373                 ),
 374             catchError(() => {
 375                 this.toast.danger('Cannot make this barcode bookable');
 376                 return throwError('Tried and failed to make that barcode bookable');
 377             }),
 378             tap((response) => {
 379                 this.toast.info('Made this barcode bookable');
 380                 this.resourceId = response['brsrc'][0][0];
 381             }));
 382     }
 383
 384     addDays = (days: number): void => {
 385         const result = new Date(this.idealDate);
 386         result.setDate(result.getDate() + days);
 387         this.criteria.patchValue({idealDate: result});
 388     }
 389
 390     openReservationViewer = (id: number): void => {
 391         this.viewReservation.mode = 'view';
 392         this.viewReservation.recordId = id;
 393         this.viewReservation.open({ size: 'lg' });
 394     }
 395
 396     get resourceType() {
 397         return this.criteria.get('resourceType');
 398     }
 399     get userStartOfDay() {
 400         return this.criteria.get('startOfDay').value;
 401     }
 402     get userEndOfDay() {
 403         return this.criteria.get('endOfDay').value;
 404     }
 405     get idealDate() {
 406         return this.criteria.get('idealDate').value;
 407     }
 408     get idealDateRange() {
 409         return this.criteria.get('idealDateRange').value;
 410     }
 411     get owningLibraryFamily() {
 412         return this.criteria.get('owningLibrary');
 413     }
 414     get owningLibraries() {
 415         if (this.criteria.get('owningLibrary').value.orgIds) {
 416             return this.criteria.get('owningLibrary').value.orgIds;
 417         } else {
 418             return [this.criteria.get('owningLibrary').value.primaryOrgId];
 419         }
 420     }
 421     get selectedAttributes() {
 422         return <FormArray>this.criteria.get('selectedAttributes');
 423     }
 424     get flattenedSelectedAttributes(): number[] {
 425         return this.selectedAttributes.value.filter(Boolean).map((entry) => entry.id);
 426     }
 427     ngOnDestroy(): void {
 428         this.subscriptions.forEach((subscription) => {
 429             subscription.unsubscribe();
 430         });
 431       }
 432
 433 }
 434