client/src/app/shared/users/user-notification.service.ts

   1 import { Injectable } from '@angular/core'
   2 import { HttpClient, HttpParams } from '@angular/common/http'
   3 import { RestExtractor, RestService } from '@app/shared/rest'
   4 import { catchError, map, tap } from 'rxjs/operators'
   5 import { environment } from '../../../environments/environment'
   6 import { ResultList, UserNotification as UserNotificationServer, UserNotificationSetting } from '../../../../../shared'
   7 import { UserNotification } from '@app/shared/users/user-notification.model'
   8 import { Subject } from 'rxjs'
   9 import * as io from 'socket.io-client'
  10 import { AuthService } from '@app/core'
  11 import { ComponentPagination } from '@app/shared/rest/component-pagination.model'
  12 import { User } from '@app/shared'
  13
  14 @Injectable()
  15 export class UserNotificationService {
  16   static BASE_NOTIFICATIONS_URL = environment.apiUrl + '/api/v1/users/me/notifications'
  17   static BASE_NOTIFICATION_SETTINGS = environment.apiUrl + '/api/v1/users/me/notification-settings'
  18
  19   private notificationSubject = new Subject<{ type: 'new' | 'read' | 'read-all', notification?: UserNotification }>()
  20
  21   private socket: SocketIOClient.Socket
  22
  23   constructor (
  24     private auth: AuthService,
  25     private authHttp: HttpClient,
  26     private restExtractor: RestExtractor,
  27     private restService: RestService
  28   ) {}
  29
  30   listMyNotifications (pagination: ComponentPagination, unread?: boolean, ignoreLoadingBar = false) {
  31     let params = new HttpParams()
  32     params = this.restService.addRestGetParams(params, this.restService.componentPaginationToRestPagination(pagination))
  33
  34     if (unread) params = params.append('unread', `${unread}`)
  35
  36     const headers = ignoreLoadingBar ? { ignoreLoadingBar: '' } : undefined
  37
  38     return this.authHttp.get<ResultList<UserNotification>>(UserNotificationService.BASE_NOTIFICATIONS_URL, { params, headers })
  39                .pipe(
  40                  map(res => this.restExtractor.convertResultListDateToHuman(res)),
  41                  map(res => this.restExtractor.applyToResultListData(res, this.formatNotification.bind(this))),
  42                  catchError(err => this.restExtractor.handleError(err))
  43                )
  44   }
  45
  46   countUnreadNotifications () {
  47     return this.listMyNotifications({ currentPage: 1, itemsPerPage: 0 }, true)
  48       .pipe(map(n => n.total))
  49   }
  50
  51   getMyNotificationsSocket () {
  52     const socket = this.getSocket()
  53
  54     socket.on('new-notification', (n: UserNotificationServer) => {
  55       this.notificationSubject.next({ type: 'new', notification: new UserNotification(n) })
  56     })
  57
  58     return this.notificationSubject.asObservable()
  59   }
  60
  61   markAsRead (notification: UserNotification) {
  62     const url = UserNotificationService.BASE_NOTIFICATIONS_URL + '/read'
  63
  64     const body = { ids: [ notification.id ] }
  65     const headers = { ignoreLoadingBar: '' }
  66
  67     return this.authHttp.post(url, body, { headers })
  68                .pipe(
  69                  map(this.restExtractor.extractDataBool),
  70                  tap(() => this.notificationSubject.next({ type: 'read' })),
  71                  catchError(res => this.restExtractor.handleError(res))
  72                )
  73   }
  74
  75   markAllAsRead () {
  76     const url = UserNotificationService.BASE_NOTIFICATIONS_URL + '/read-all'
  77     const headers = { ignoreLoadingBar: '' }
  78
  79     return this.authHttp.post(url, {}, { headers })
  80                .pipe(
  81                  map(this.restExtractor.extractDataBool),
  82                  tap(() => this.notificationSubject.next({ type: 'read-all' })),
  83                  catchError(res => this.restExtractor.handleError(res))
  84                )
  85   }
  86
  87   updateNotificationSettings (user: User, settings: UserNotificationSetting) {
  88     const url = UserNotificationService.BASE_NOTIFICATION_SETTINGS
  89
  90     return this.authHttp.put(url, settings)
  91                .pipe(
  92                  map(this.restExtractor.extractDataBool),
  93                  catchError(res => this.restExtractor.handleError(res))
  94                )
  95   }
  96
  97   private getSocket () {
  98     if (this.socket) return this.socket
  99
 100     this.socket = io(environment.apiUrl + '/user-notifications', {
 101       query: { accessToken: this.auth.getAccessToken() }
 102     })
 103
 104     return this.socket
 105   }
 106
 107   private formatNotification (notification: UserNotificationServer) {
 108     return new UserNotification(notification)
 109   }
 110 }