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import { from } from 'rxjs'
import { finalize, map, switchMap, tap } from 'rxjs/operators'
import { ChangeDetectionStrategy, Component, EventEmitter, Input, OnInit, Output } from '@angular/core'
import { MarkdownService, Notifier, UserService } from '@app/core'
import { FindInBulkService } from '@app/shared/shared-search'
import { VideoSortField } from '@shared/models'
import { Video, VideoChannel, VideoService } from '../../shared-main'
import { CustomMarkupComponent } from './shared'
/*
* Markup component that creates a channel miniature only
*/
@Component({
selector: 'my-channel-miniature-markup',
templateUrl: 'channel-miniature-markup.component.html',
styleUrls: [ 'channel-miniature-markup.component.scss' ],
changeDetection: ChangeDetectionStrategy.OnPush
})
export class ChannelMiniatureMarkupComponent implements CustomMarkupComponent, OnInit {
@Input() name: string
@Input() displayLatestVideo: boolean
@Input() displayDescription: boolean
@Output() loaded = new EventEmitter<boolean>()
channel: VideoChannel
descriptionHTML: string
totalVideos: number
video: Video
constructor (
private markdown: MarkdownService,
private findInBulk: FindInBulkService,
private videoService: VideoService,
private userService: UserService,
private notifier: Notifier
) { }
ngOnInit () {
this.findInBulk.getChannel(this.name)
.pipe(
tap(channel => {
this.channel = channel
}),
switchMap(() => from(this.markdown.textMarkdownToHTML({
markdown: this.channel.description,
withEmoji: true,
withHtml: true
}))),
tap(html => {
this.descriptionHTML = html
}),
switchMap(() => this.loadVideosObservable()),
finalize(() => this.loaded.emit(true))
).subscribe({
next: ({ total, data }) => {
this.totalVideos = total
this.video = data[0]
},
error: err => this.notifier.error($localize`Error in channel miniature component: ${err.message}`)
})
}
getVideoChannelLink () {
return [ '/c', this.channel.nameWithHost ]
}
private loadVideosObservable () {
const videoOptions = {
videoChannel: this.channel,
videoPagination: {
currentPage: 1,
itemsPerPage: 1
},
sort: '-publishedAt' as VideoSortField,
count: 1
}
return this.userService.getAnonymousOrLoggedUser()
.pipe(
map(user => user.nsfwPolicy),
switchMap(nsfwPolicy => this.videoService.getVideoChannelVideos({ ...videoOptions, nsfwPolicy }))
)
}
}
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