import { catchError, map } from 'rxjs/operators'
import { HttpClient, HttpParams } from '@angular/common/http'
import { Injectable } from '@angular/core'
import { lineFeedToHtml } from '@app/shared/misc/utils'
import { Observable } from 'rxjs'
import { ResultList } from '../../../../../../shared/models'
import {
VideoComment as VideoCommentServerModel,
VideoCommentCreate,
VideoCommentThreadTree
} from '../../../../../../shared/models/videos/video-comment.model'
import { environment } from '../../../../environments/environment'
import { RestExtractor, RestService } from '../../../shared/rest'
import { ComponentPagination } from '../../../shared/rest/component-pagination.model'
import { VideoSortField } from '../../../shared/video/sort-field.type'
import { VideoComment } from './video-comment.model'
@Injectable()
export class VideoCommentService {
private static BASE_VIDEO_URL = environment.apiUrl + '/api/v1/videos/'
constructor (
private authHttp: HttpClient,
private restExtractor: RestExtractor,
private restService: RestService
) {}
addCommentThread (videoId: number | string, comment: VideoCommentCreate) {
const url = VideoCommentService.BASE_VIDEO_URL + videoId + '/comment-threads'
const normalizedComment = lineFeedToHtml(comment, 'text')
return this.authHttp.post(url, normalizedComment)
.pipe(
map(data => this.extractVideoComment(data['comment'])),
catchError(err => this.restExtractor.handleError(err))
)
}
addCommentReply (videoId: number | string, inReplyToCommentId: number, comment: VideoCommentCreate) {
const url = VideoCommentService.BASE_VIDEO_URL + videoId + '/comments/' + inReplyToCommentId
const normalizedComment = lineFeedToHtml(comment, 'text')
return this.authHttp.post(url, normalizedComment)
.pipe(
map(data => this.extractVideoComment(data[ 'comment' ])),
catchError(err => this.restExtractor.handleError(err))
)
}
getVideoCommentThreads (
videoId: number | string,
componentPagination: ComponentPagination,
sort: VideoSortField
): Observable<{ comments: VideoComment[], totalComments: number}> {
const pagination = this.restService.componentPaginationToRestPagination(componentPagination)
let params = new HttpParams()
params = this.restService.addRestGetParams(params, pagination, sort)
const url = VideoCommentService.BASE_VIDEO_URL + videoId + '/comment-threads'
return this.authHttp
.get(url, { params })
.pipe(
map(this.extractVideoComments),
catchError(err => this.restExtractor.handleError(err))
)
}
getVideoThreadComments (videoId: number | string, threadId: number): Observable<VideoCommentThreadTree> {
const url = `${VideoCommentService.BASE_VIDEO_URL + videoId}/comment-threads/${threadId}`
return this.authHttp
.get(url)
.pipe(
map(tree => this.extractVideoCommentTree(tree as VideoCommentThreadTree)),
catchError(err => this.restExtractor.handleError(err))
)
}
deleteVideoComment (videoId: number | string, commentId: number) {
const url = `${VideoCommentService.BASE_VIDEO_URL + videoId}/comments/${commentId}`
return this.authHttp
.delete(url)
.pipe(
map(this.restExtractor.extractDataBool),
catchError(err => this.restExtractor.handleError(err))
)
}
private extractVideoComment (videoComment: VideoCommentServerModel) {
return new VideoComment(videoComment)
}
private extractVideoComments (result: ResultList<VideoCommentServerModel>) {
const videoCommentsJson = result.data
const totalComments = result.total
const comments: VideoComment[] = []
for (const videoCommentJson of videoCommentsJson) {
comments.push(new VideoComment(videoCommentJson))
}
return { comments, totalComments }
}
private extractVideoCommentTree (tree: VideoCommentThreadTree) {
if (!tree) return tree
tree.comment = new VideoComment(tree.comment)
tree.children.forEach(c => this.extractVideoCommentTree(c))
return tree
}
}