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1 | import { Subject } from 'rxjs' | |
2 | import { Component, EventEmitter, Input, OnInit, Output } from '@angular/core' | |
3 | import { ComponentPagination, hasMoreItems, Notifier } from '@app/core' | |
4 | import { AbuseState } from '@shared/models' | |
5 | import { UserNotification } from './user-notification.model' | |
6 | import { UserNotificationService } from './user-notification.service' | |
7 | ||
8 | @Component({ | |
9 | selector: 'my-user-notifications', | |
10 | templateUrl: 'user-notifications.component.html', | |
11 | styleUrls: [ 'user-notifications.component.scss' ] | |
12 | }) | |
13 | export class UserNotificationsComponent implements OnInit { | |
14 | @Input() ignoreLoadingBar = false | |
15 | @Input() infiniteScroll = true | |
16 | @Input() itemsPerPage = 20 | |
17 | @Input() markAllAsReadSubject: Subject<boolean> | |
18 | ||
19 | @Output() notificationsLoaded = new EventEmitter() | |
20 | ||
21 | notifications: UserNotification[] = [] | |
22 | sortField = 'createdAt' | |
23 | ||
24 | componentPagination: ComponentPagination | |
25 | ||
26 | onDataSubject = new Subject<any[]>() | |
27 | ||
28 | constructor ( | |
29 | private userNotificationService: UserNotificationService, | |
30 | private notifier: Notifier | |
31 | ) { } | |
32 | ||
33 | ngOnInit () { | |
34 | this.componentPagination = { | |
35 | currentPage: 1, | |
36 | itemsPerPage: this.itemsPerPage, // Reset items per page, because of the @Input() variable | |
37 | totalItems: null | |
38 | } | |
39 | ||
40 | this.loadNotifications() | |
41 | ||
42 | if (this.markAllAsReadSubject) { | |
43 | this.markAllAsReadSubject.subscribe(() => this.markAllAsRead()) | |
44 | } | |
45 | } | |
46 | ||
47 | loadNotifications (reset?: boolean) { | |
48 | const options = { | |
49 | pagination: this.componentPagination, | |
50 | ignoreLoadingBar: this.ignoreLoadingBar, | |
51 | sort: { | |
52 | field: this.sortField, | |
53 | // if we order by creation date, we want DESC. all other fields are ASC (like unread). | |
54 | order: this.sortField === 'createdAt' ? -1 : 1 | |
55 | } | |
56 | } | |
57 | ||
58 | this.userNotificationService.listMyNotifications(options) | |
59 | .subscribe({ | |
60 | next: result => { | |
61 | this.notifications = reset ? result.data : this.notifications.concat(result.data) | |
62 | this.componentPagination.totalItems = result.total | |
63 | ||
64 | this.notificationsLoaded.emit() | |
65 | ||
66 | this.onDataSubject.next(result.data) | |
67 | }, | |
68 | ||
69 | error: err => this.notifier.error(err.message) | |
70 | }) | |
71 | } | |
72 | ||
73 | onNearOfBottom () { | |
74 | if (this.infiniteScroll === false) return | |
75 | ||
76 | this.componentPagination.currentPage++ | |
77 | ||
78 | if (hasMoreItems(this.componentPagination)) { | |
79 | this.loadNotifications() | |
80 | } | |
81 | } | |
82 | ||
83 | markAsRead (notification: UserNotification) { | |
84 | if (notification.read) return | |
85 | ||
86 | this.userNotificationService.markAsRead(notification) | |
87 | .subscribe({ | |
88 | next: () => { | |
89 | notification.read = true | |
90 | }, | |
91 | ||
92 | error: err => this.notifier.error(err.message) | |
93 | }) | |
94 | } | |
95 | ||
96 | markAllAsRead () { | |
97 | this.userNotificationService.markAllAsRead() | |
98 | .subscribe({ | |
99 | next: () => { | |
100 | for (const notification of this.notifications) { | |
101 | notification.read = true | |
102 | } | |
103 | }, | |
104 | ||
105 | error: err => this.notifier.error(err.message) | |
106 | }) | |
107 | } | |
108 | ||
109 | changeSortColumn (column: string) { | |
110 | this.componentPagination = { | |
111 | currentPage: 1, | |
112 | itemsPerPage: this.itemsPerPage, | |
113 | totalItems: null | |
114 | } | |
115 | this.sortField = column | |
116 | this.loadNotifications(true) | |
117 | } | |
118 | ||
119 | isAccepted (notification: UserNotification) { | |
120 | return notification.abuse.state === AbuseState.ACCEPTED | |
121 | } | |
122 | } |