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-rw-r--r--client/src/app/shared/video/abstract-video-list.ts29
-rw-r--r--client/src/app/shared/video/infinite-scroller.directive.ts22
2 files changed, 38 insertions, 13 deletions
diff --git a/client/src/app/shared/video/abstract-video-list.ts b/client/src/app/shared/video/abstract-video-list.ts
index 570aaae9d..4a220c93d 100644
--- a/client/src/app/shared/video/abstract-video-list.ts
+++ b/client/src/app/shared/video/abstract-video-list.ts
@@ -1,4 +1,4 @@
1import { ElementRef, OnInit, ViewChild } from '@angular/core' 1import { ElementRef, OnDestroy, OnInit, ViewChild } from '@angular/core'
2import { ActivatedRoute, Router } from '@angular/router' 2import { ActivatedRoute, Router } from '@angular/router'
3import { isInMobileView } from '@app/shared/misc/utils' 3import { isInMobileView } from '@app/shared/misc/utils'
4import { InfiniteScrollerDirective } from '@app/shared/video/infinite-scroller.directive' 4import { InfiniteScrollerDirective } from '@app/shared/video/infinite-scroller.directive'
@@ -6,12 +6,13 @@ import { NotificationsService } from 'angular2-notifications'
6import 'rxjs/add/operator/debounceTime' 6import 'rxjs/add/operator/debounceTime'
7import { Observable } from 'rxjs/Observable' 7import { Observable } from 'rxjs/Observable'
8import { fromEvent } from 'rxjs/observable/fromEvent' 8import { fromEvent } from 'rxjs/observable/fromEvent'
9import { Subscription } from 'rxjs/Subscription'
9import { AuthService } from '../../core/auth' 10import { AuthService } from '../../core/auth'
10import { ComponentPagination } from '../rest/component-pagination.model' 11import { ComponentPagination } from '../rest/component-pagination.model'
11import { SortField } from './sort-field.type' 12import { SortField } from './sort-field.type'
12import { Video } from './video.model' 13import { Video } from './video.model'
13 14
14export abstract class AbstractVideoList implements OnInit { 15export abstract class AbstractVideoList implements OnInit, OnDestroy {
15 private static LINES_PER_PAGE = 3 16 private static LINES_PER_PAGE = 3
16 17
17 @ViewChild('videoElement') videosElement: ElementRef 18 @ViewChild('videoElement') videosElement: ElementRef
@@ -30,6 +31,9 @@ export abstract class AbstractVideoList implements OnInit {
30 videoHeight: number 31 videoHeight: number
31 videoPages: Video[][] = [] 32 videoPages: Video[][] = []
32 33
34 protected baseVideoWidth = 215
35 protected baseVideoHeight = 230
36
33 protected abstract notificationsService: NotificationsService 37 protected abstract notificationsService: NotificationsService
34 protected abstract authService: AuthService 38 protected abstract authService: AuthService
35 protected abstract router: Router 39 protected abstract router: Router
@@ -40,6 +44,8 @@ export abstract class AbstractVideoList implements OnInit {
40 protected loadedPages: { [ id: number ]: Video[] } = {} 44 protected loadedPages: { [ id: number ]: Video[] } = {}
41 protected otherRouteParams = {} 45 protected otherRouteParams = {}
42 46
47 private resizeSubscription: Subscription
48
43 abstract getVideosObservable (page: number): Observable<{ videos: Video[], totalVideos: number}> 49 abstract getVideosObservable (page: number): Observable<{ videos: Video[], totalVideos: number}>
44 50
45 get user () { 51 get user () {
@@ -51,7 +57,7 @@ export abstract class AbstractVideoList implements OnInit {
51 const routeParams = this.route.snapshot.params 57 const routeParams = this.route.snapshot.params
52 this.loadRouteParams(routeParams) 58 this.loadRouteParams(routeParams)
53 59
54 fromEvent(window, 'resize') 60 this.resizeSubscription = fromEvent(window, 'resize')
55 .debounceTime(500) 61 .debounceTime(500)
56 .subscribe(() => this.calcPageSizes()) 62 .subscribe(() => this.calcPageSizes())
57 63
@@ -59,6 +65,10 @@ export abstract class AbstractVideoList implements OnInit {
59 if (this.loadOnInit === true) this.loadMoreVideos(this.pagination.currentPage) 65 if (this.loadOnInit === true) this.loadMoreVideos(this.pagination.currentPage)
60 } 66 }
61 67
68 ngOnDestroy () {
69 if (this.resizeSubscription) this.resizeSubscription.unsubscribe()
70 }
71
62 onNearOfTop () { 72 onNearOfTop () {
63 this.previousPage() 73 this.previousPage()
64 } 74 }
@@ -168,15 +178,15 @@ export abstract class AbstractVideoList implements OnInit {
168 } 178 }
169 179
170 private calcPageSizes () { 180 private calcPageSizes () {
171 if (isInMobileView()) { 181 if (isInMobileView() || this.baseVideoWidth === -1) {
172 this.pagination.itemsPerPage = 5 182 this.pagination.itemsPerPage = 5
173 183
174 // Video takes all the width 184 // Video takes all the width
175 this.videoWidth = -1 185 this.videoWidth = -1
176 this.pageHeight = this.pagination.itemsPerPage * this.videoHeight 186 this.pageHeight = this.pagination.itemsPerPage * this.videoHeight
177 } else { 187 } else {
178 this.videoWidth = 215 188 this.videoWidth = this.baseVideoWidth
179 this.videoHeight = 230 189 this.videoHeight = this.baseVideoHeight
180 190
181 const videosWidth = this.videosElement.nativeElement.offsetWidth 191 const videosWidth = this.videosElement.nativeElement.offsetWidth
182 this.pagination.itemsPerPage = Math.floor(videosWidth / this.videoWidth) * AbstractVideoList.LINES_PER_PAGE 192 this.pagination.itemsPerPage = Math.floor(videosWidth / this.videoWidth) * AbstractVideoList.LINES_PER_PAGE
@@ -194,7 +204,12 @@ export abstract class AbstractVideoList implements OnInit {
194 i++ 204 i++
195 } 205 }
196 206
197 this.buildVideoPages() 207 // Re fetch the last page
208 if (videos.length !== 0) {
209 this.loadMoreVideos(i)
210 } else {
211 this.buildVideoPages()
212 }
198 213
199 console.log('Rebuilt pages with %s elements per page.', this.pagination.itemsPerPage) 214 console.log('Rebuilt pages with %s elements per page.', this.pagination.itemsPerPage)
200 } 215 }
diff --git a/client/src/app/shared/video/infinite-scroller.directive.ts b/client/src/app/shared/video/infinite-scroller.directive.ts
index e0f9f4f83..e2730423f 100644
--- a/client/src/app/shared/video/infinite-scroller.directive.ts
+++ b/client/src/app/shared/video/infinite-scroller.directive.ts
@@ -1,18 +1,19 @@
1import { Directive, EventEmitter, Input, OnInit, Output } from '@angular/core' 1import { Directive, EventEmitter, Input, OnDestroy, OnInit, Output } from '@angular/core'
2import 'rxjs/add/operator/debounceTime' 2import 'rxjs/add/operator/debounceTime'
3import 'rxjs/add/operator/distinct' 3import 'rxjs/add/operator/distinct'
4import 'rxjs/add/operator/distinctUntilChanged' 4import 'rxjs/add/operator/distinctUntilChanged'
5import 'rxjs/add/operator/filter' 5import 'rxjs/add/operator/filter'
6import 'rxjs/add/operator/map' 6import 'rxjs/add/operator/map'
7import 'rxjs/add/operator/share'
7import 'rxjs/add/operator/startWith' 8import 'rxjs/add/operator/startWith'
8import 'rxjs/add/operator/throttleTime' 9import 'rxjs/add/operator/throttleTime'
9import { fromEvent } from 'rxjs/observable/fromEvent' 10import { fromEvent } from 'rxjs/observable/fromEvent'
10import 'rxjs/add/operator/share' 11import { Subscription } from 'rxjs/Subscription'
11 12
12@Directive({ 13@Directive({
13 selector: '[myInfiniteScroller]' 14 selector: '[myInfiniteScroller]'
14}) 15})
15export class InfiniteScrollerDirective implements OnInit { 16export class InfiniteScrollerDirective implements OnInit, OnDestroy {
16 private static PAGE_VIEW_TOP_MARGIN = 500 17 private static PAGE_VIEW_TOP_MARGIN = 500
17 18
18 @Input() containerHeight: number 19 @Input() containerHeight: number
@@ -27,6 +28,9 @@ export class InfiniteScrollerDirective implements OnInit {
27 private decimalLimit = 0 28 private decimalLimit = 0
28 private lastCurrentBottom = -1 29 private lastCurrentBottom = -1
29 private lastCurrentTop = 0 30 private lastCurrentTop = 0
31 private scrollDownSub: Subscription
32 private scrollUpSub: Subscription
33 private pageChangeSub: Subscription
30 34
31 constructor () { 35 constructor () {
32 this.decimalLimit = this.percentLimit / 100 36 this.decimalLimit = this.percentLimit / 100
@@ -36,6 +40,12 @@ export class InfiniteScrollerDirective implements OnInit {
36 if (this.autoLoading === true) return this.initialize() 40 if (this.autoLoading === true) return this.initialize()
37 } 41 }
38 42
43 ngOnDestroy () {
44 if (this.scrollDownSub) this.scrollDownSub.unsubscribe()
45 if (this.scrollUpSub) this.scrollUpSub.unsubscribe()
46 if (this.pageChangeSub) this.pageChangeSub.unsubscribe()
47 }
48
39 initialize () { 49 initialize () {
40 // Emit the last value 50 // Emit the last value
41 const throttleOptions = { leading: true, trailing: true } 51 const throttleOptions = { leading: true, trailing: true }
@@ -48,7 +58,7 @@ export class InfiniteScrollerDirective implements OnInit {
48 .share() 58 .share()
49 59
50 // Scroll Down 60 // Scroll Down
51 scrollObservable 61 this.scrollDownSub = scrollObservable
52 // Check we scroll down 62 // Check we scroll down
53 .filter(({ current }) => { 63 .filter(({ current }) => {
54 const res = this.lastCurrentBottom < current 64 const res = this.lastCurrentBottom < current
@@ -60,7 +70,7 @@ export class InfiniteScrollerDirective implements OnInit {
60 .subscribe(() => this.nearOfBottom.emit()) 70 .subscribe(() => this.nearOfBottom.emit())
61 71
62 // Scroll up 72 // Scroll up
63 scrollObservable 73 this.scrollUpSub = scrollObservable
64 // Check we scroll up 74 // Check we scroll up
65 .filter(({ current }) => { 75 .filter(({ current }) => {
66 const res = this.lastCurrentTop > current 76 const res = this.lastCurrentTop > current
@@ -74,7 +84,7 @@ export class InfiniteScrollerDirective implements OnInit {
74 .subscribe(() => this.nearOfTop.emit()) 84 .subscribe(() => this.nearOfTop.emit())
75 85
76 // Page change 86 // Page change
77 scrollObservable 87 this.pageChangeSub = scrollObservable
78 .distinct() 88 .distinct()
79 .map(({ current }) => this.calculateCurrentPage(current)) 89 .map(({ current }) => this.calculateCurrentPage(current))
80 .distinctUntilChanged() 90 .distinctUntilChanged()