-import { Component, OnInit } from '@angular/core';
-import { Router, ROUTER_DIRECTIVES, RouteParams } from '@angular/router-deprecated';
+import { ChangeDetectorRef, Component, OnDestroy, OnInit } from '@angular/core'
+import { ActivatedRoute, Router } from '@angular/router'
+import { Subscription } from 'rxjs/Subscription'
+import { BehaviorSubject } from 'rxjs/BehaviorSubject'
-import { PAGINATION_DIRECTIVES } from 'ng2-bootstrap/components/pagination';
+import { NotificationsService } from 'angular2-notifications'
import {
- LoaderComponent,
- Pagination,
SortField,
Video,
- VideoService
-} from '../shared';
-import { AuthService, Search, SearchField, User } from '../../shared';
-import { VideoMiniatureComponent } from './video-miniature.component';
-import { VideoSortComponent } from './video-sort.component';
+ VideoService,
+ VideoPagination
+} from '../shared'
+import { AuthService, AuthUser } from '../../core'
+import { Search, SearchField, SearchService } from '../../shared'
@Component({
selector: 'my-videos-list',
- styles: [ require('./video-list.component.scss') ],
- template: require('./video-list.component.html'),
- directives: [ LoaderComponent, PAGINATION_DIRECTIVES, ROUTER_DIRECTIVES, VideoMiniatureComponent, VideoSortComponent ]
+ styleUrls: [ './video-list.component.scss' ],
+ templateUrl: './video-list.component.html'
})
-
-export class VideoListComponent implements OnInit {
- loading = false;
- pagination: Pagination = {
+export class VideoListComponent implements OnInit, OnDestroy {
+ loading: BehaviorSubject<boolean> = new BehaviorSubject(false)
+ pagination: VideoPagination = {
currentPage: 1,
- itemsPerPage: 9,
- total: 0
- };
- sort: SortField;
- user: User = null;
- videos: Video[] = [];
+ itemsPerPage: 25,
+ totalItems: null
+ }
+ sort: SortField
+ user: AuthUser = null
+ videos: Video[] = []
- private search: Search;
+ private search: Search
+ private subActivatedRoute: Subscription
+ private subSearch: Subscription
- constructor(
+ constructor (
+ private notificationsService: NotificationsService,
private authService: AuthService,
+ private changeDetector: ChangeDetectorRef,
private router: Router,
- private routeParams: RouteParams,
- private videoService: VideoService
- ) {
- this.search = {
- value: this.routeParams.get('search'),
- field: <SearchField>this.routeParams.get('field')
- };
-
- this.sort = <SortField>this.routeParams.get('sort') || '-createdDate';
- }
+ private route: ActivatedRoute,
+ private videoService: VideoService,
+ private searchService: SearchService
+ ) {}
- ngOnInit() {
+ ngOnInit () {
if (this.authService.isLoggedIn()) {
- this.user = User.load();
+ this.user = AuthUser.load()
}
- this.getVideos();
+ // Subscribe to route changes
+ this.subActivatedRoute = this.route.params.subscribe(routeParams => {
+ this.loadRouteParams(routeParams)
+
+ // Update the search service component
+ this.searchService.updateSearch.next(this.search)
+ this.getVideos()
+ })
+
+ // Subscribe to search changes
+ this.subSearch = this.searchService.searchUpdated.subscribe(search => {
+ this.search = search
+ // Reset pagination
+ this.pagination.currentPage = 1
+
+ this.navigateToNewParams()
+ })
}
- getVideos() {
- this.loading = true;
- this.videos = [];
+ ngOnDestroy () {
+ this.subActivatedRoute.unsubscribe()
+ this.subSearch.unsubscribe()
+ }
- let observable = null;
+ getVideos () {
+ this.loading.next(true)
+ this.videos = []
- if (this.search.value !== null) {
- observable = this.videoService.searchVideos(this.search, this.pagination, this.sort);
+ let observable = null
+ if (this.search.value) {
+ observable = this.videoService.searchVideos(this.search, this.pagination, this.sort)
} else {
- observable = this.videoService.getVideos(this.pagination, this.sort);
+ observable = this.videoService.getVideos(this.pagination, this.sort)
}
observable.subscribe(
({ videos, totalVideos }) => {
- this.videos = videos;
- this.pagination.total = totalVideos;
+ this.videos = videos
+ this.pagination.totalItems = totalVideos
- this.loading = false;
+ this.loading.next(false)
},
- error => alert(error)
- );
+ error => this.notificationsService.error('Error', error.text)
+ )
}
- noVideo() {
- return !this.loading && this.videos.length === 0;
+ isThereNoVideo () {
+ return !this.loading.getValue() && this.videos.length === 0
}
- onRemoved(video: Video) {
- this.getVideos();
+ onPageChanged (event: { page: number }) {
+ // Be sure the current page is set
+ this.pagination.currentPage = event.page
+
+ this.navigateToNewParams()
}
- onSort(sort: SortField) {
- this.sort = sort;
+ onSort (sort: SortField) {
+ this.sort = sort
+
+ this.navigateToNewParams()
+ }
- const params: any = {
- sort: this.sort
- };
+ private buildRouteParams () {
+ // There is always a sort and a current page
+ const params = {
+ sort: this.sort,
+ page: this.pagination.currentPage
+ }
+ // Maybe there is a search
if (this.search.value) {
- params.field = this.search.field;
- params.search = this.search.value;
+ params['field'] = this.search.field
+ params['search'] = this.search.value
+ }
+
+ return params
+ }
+
+ private loadRouteParams (routeParams: { [ key: string ]: any }) {
+ if (routeParams['search'] !== undefined) {
+ this.search = {
+ value: routeParams['search'],
+ field: routeParams['field'] as SearchField
+ }
+ } else {
+ this.search = {
+ value: '',
+ field: 'name'
+ }
}
- this.router.navigate(['VideosList', params]);
- this.getVideos();
+ this.sort = routeParams['sort'] as SortField || '-createdAt'
+
+ if (routeParams['page'] !== undefined) {
+ this.pagination.currentPage = parseInt(routeParams['page'], 10)
+ } else {
+ this.pagination.currentPage = 1
+ }
+ }
+
+ private navigateToNewParams () {
+ const routeParams = this.buildRouteParams()
+ this.router.navigate([ '/videos/list', routeParams ])
}
}