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2f1548fd C |
1 | import { Component, Input, OnDestroy, OnInit, ViewChild } from '@angular/core' |
2 | import { User } from '../shared/users/user.model' | |
3 | import { UserNotificationService } from '@app/shared/users/user-notification.service' | |
4 | import { Subscription } from 'rxjs' | |
5 | import { Notifier } from '@app/core' | |
6 | import { NgbPopover } from '@ng-bootstrap/ng-bootstrap' | |
7 | import { NavigationEnd, Router } from '@angular/router' | |
8 | import { filter } from 'rxjs/operators' | |
9 | ||
10 | @Component({ | |
11 | selector: 'my-avatar-notification', | |
12 | templateUrl: './avatar-notification.component.html', | |
13 | styleUrls: [ './avatar-notification.component.scss' ] | |
14 | }) | |
15 | export class AvatarNotificationComponent implements OnInit, OnDestroy { | |
16 | @ViewChild('popover') popover: NgbPopover | |
17 | @Input() user: User | |
18 | ||
19 | unreadNotifications = 0 | |
20 | ||
21 | private notificationSub: Subscription | |
22 | private routeSub: Subscription | |
23 | ||
24 | constructor ( | |
25 | private userNotificationService: UserNotificationService, | |
26 | private notifier: Notifier, | |
27 | private router: Router | |
28 | ) {} | |
29 | ||
30 | ngOnInit () { | |
31 | this.userNotificationService.countUnreadNotifications() | |
32 | .subscribe( | |
33 | result => { | |
34 | this.unreadNotifications = Math.min(result, 99) // Limit number to 99 | |
35 | this.subscribeToNotifications() | |
36 | }, | |
37 | ||
38 | err => this.notifier.error(err.message) | |
39 | ) | |
40 | ||
41 | this.routeSub = this.router.events | |
42 | .pipe(filter(event => event instanceof NavigationEnd)) | |
43 | .subscribe(() => this.closePopover()) | |
44 | } | |
45 | ||
46 | ngOnDestroy () { | |
47 | if (this.notificationSub) this.notificationSub.unsubscribe() | |
48 | if (this.routeSub) this.routeSub.unsubscribe() | |
49 | } | |
50 | ||
51 | closePopover () { | |
52 | this.popover.close() | |
53 | } | |
54 | ||
55 | private subscribeToNotifications () { | |
56 | this.notificationSub = this.userNotificationService.getMyNotificationsSocket() | |
57 | .subscribe(data => { | |
58 | if (data.type === 'new') return this.unreadNotifications++ | |
59 | if (data.type === 'read') return this.unreadNotifications-- | |
60 | if (data.type === 'read-all') return this.unreadNotifications = 0 | |
61 | }) | |
62 | } | |
63 | ||
64 | } |