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57c36b27 C |
1 | import { Component, OnDestroy, OnInit } from '@angular/core' |
2 | import { ActivatedRoute } from '@angular/router' | |
3 | import { RedirectService } from '@app/core' | |
4 | import { NotificationsService } from 'angular2-notifications' | |
5 | import { Subscription } from 'rxjs' | |
6 | import { SearchService } from '@app/search/search.service' | |
7 | import { ComponentPagination } from '@app/shared/rest/component-pagination.model' | |
8 | import { I18n } from '@ngx-translate/i18n-polyfill' | |
9 | import { Video } from '../../../../shared' | |
10 | import { MetaService } from '@ngx-meta/core' | |
11 | ||
12 | @Component({ | |
13 | selector: 'my-search', | |
14 | styleUrls: [ './search.component.scss' ], | |
15 | templateUrl: './search.component.html' | |
16 | }) | |
17 | export class SearchComponent implements OnInit, OnDestroy { | |
18 | videos: Video[] = [] | |
19 | pagination: ComponentPagination = { | |
20 | currentPage: 1, | |
21 | itemsPerPage: 10, // It's per object type (so 10 videos, 10 video channels etc) | |
22 | totalItems: null | |
23 | } | |
24 | ||
25 | private subActivatedRoute: Subscription | |
26 | private currentSearch: string | |
27 | ||
28 | constructor ( | |
29 | private i18n: I18n, | |
30 | private route: ActivatedRoute, | |
31 | private metaService: MetaService, | |
32 | private redirectService: RedirectService, | |
33 | private notificationsService: NotificationsService, | |
34 | private searchService: SearchService | |
35 | ) { } | |
36 | ||
37 | ngOnInit () { | |
38 | this.subActivatedRoute = this.route.queryParams.subscribe( | |
39 | queryParams => { | |
40 | const querySearch = queryParams['search'] | |
41 | ||
42 | if (!querySearch) return this.redirectService.redirectToHomepage() | |
43 | if (querySearch === this.currentSearch) return | |
44 | ||
45 | this.currentSearch = querySearch | |
46 | this.updateTitle() | |
47 | ||
48 | this.reload() | |
49 | }, | |
50 | ||
51 | err => this.notificationsService.error('Error', err.text) | |
52 | ) | |
53 | } | |
54 | ||
55 | ngOnDestroy () { | |
56 | if (this.subActivatedRoute) this.subActivatedRoute.unsubscribe() | |
57 | } | |
58 | ||
59 | search () { | |
60 | return this.searchService.searchVideos(this.currentSearch, this.pagination) | |
61 | .subscribe( | |
62 | ({ videos, totalVideos }) => { | |
63 | this.videos = this.videos.concat(videos) | |
64 | this.pagination.totalItems = totalVideos | |
65 | }, | |
66 | ||
67 | error => { | |
68 | this.notificationsService.error(this.i18n('Error'), error.message) | |
69 | } | |
70 | ) | |
71 | } | |
72 | ||
73 | onNearOfBottom () { | |
74 | // Last page | |
75 | if (this.pagination.totalItems <= (this.pagination.currentPage * this.pagination.itemsPerPage)) return | |
76 | ||
77 | this.pagination.currentPage += 1 | |
78 | this.search() | |
79 | } | |
80 | ||
81 | private reload () { | |
82 | this.pagination.currentPage = 1 | |
83 | this.pagination.totalItems = null | |
84 | ||
85 | this.videos = [] | |
86 | ||
87 | this.search() | |
88 | } | |
89 | ||
90 | private updateTitle () { | |
91 | this.metaService.setTitle(this.i18n('Search') + ' ' + this.currentSearch) | |
92 | } | |
93 | } |