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import { Injectable } from '@angular/core'
import { Observable } from 'rxjs/Observable'
import 'rxjs/add/operator/catch'
import 'rxjs/add/operator/map'
import { HttpClient, HttpParams, HttpRequest } from '@angular/common/http'
import { Search } from '../../shared'
import { SortField } from './sort-field.type'
import {
RestExtractor,
RestService,
UserService
} from '../../shared'
import { Video } from './video.model'
import { VideoDetails } from './video-details.model'
import { VideoEdit } from './video-edit.model'
import { VideoPagination } from './video-pagination.model'
import {
UserVideoRate,
VideoRateType,
VideoUpdate,
UserVideoRateUpdate,
Video as VideoServerModel,
VideoDetails as VideoDetailsServerModel,
ResultList
} from '../../../../../shared'
@Injectable()
export class VideoService {
private static BASE_VIDEO_URL = API_URL + '/api/v1/videos/'
constructor (
private authHttp: HttpClient,
private restExtractor: RestExtractor,
private restService: RestService
) {}
getVideo (uuid: string): Observable<VideoDetails> {
return this.authHttp.get<VideoDetailsServerModel>(VideoService.BASE_VIDEO_URL + uuid)
.map(videoHash => new VideoDetails(videoHash))
.catch((res) => this.restExtractor.handleError(res))
}
updateVideo (video: VideoEdit) {
const language = video.language ? video.language : null
const body: VideoUpdate = {
name: video.name,
category: video.category,
licence: video.licence,
language,
description: video.description,
privacy: video.privacy,
tags: video.tags,
nsfw: video.nsfw
}
return this.authHttp.put(VideoService.BASE_VIDEO_URL + video.id, body)
.map(this.restExtractor.extractDataBool)
.catch(this.restExtractor.handleError)
}
uploadVideo (video: FormData) {
const req = new HttpRequest('POST', VideoService.BASE_VIDEO_URL + 'upload', video, { reportProgress: true })
return this.authHttp
.request(req)
.catch(this.restExtractor.handleError)
}
getMyVideos (videoPagination: VideoPagination, sort: SortField): Observable<{ videos: Video[], totalVideos: number}> {
const pagination = this.videoPaginationToRestPagination(videoPagination)
let params = new HttpParams()
params = this.restService.addRestGetParams(params, pagination, sort)
return this.authHttp.get(UserService.BASE_USERS_URL + '/me/videos', { params })
.map(this.extractVideos)
.catch((res) => this.restExtractor.handleError(res))
}
getVideos (videoPagination: VideoPagination, sort: SortField): Observable<{ videos: Video[], totalVideos: number}> {
const pagination = this.videoPaginationToRestPagination(videoPagination)
let params = new HttpParams()
params = this.restService.addRestGetParams(params, pagination, sort)
return this.authHttp
.get(VideoService.BASE_VIDEO_URL, { params })
.map(this.extractVideos)
.catch((res) => this.restExtractor.handleError(res))
}
searchVideos (search: Search, videoPagination: VideoPagination, sort: SortField): Observable<{ videos: Video[], totalVideos: number}> {
const url = VideoService.BASE_VIDEO_URL + 'search/' + encodeURIComponent(search.value)
const pagination = this.videoPaginationToRestPagination(videoPagination)
let params = new HttpParams()
params = this.restService.addRestGetParams(params, pagination, sort)
if (search.field) params.set('field', search.field)
return this.authHttp
.get<ResultList<VideoServerModel>>(url, { params })
.map(this.extractVideos)
.catch((res) => this.restExtractor.handleError(res))
}
removeVideo (id: number) {
return this.authHttp
.delete(VideoService.BASE_VIDEO_URL + id)
.map(this.restExtractor.extractDataBool)
.catch((res) => this.restExtractor.handleError(res))
}
loadCompleteDescription (descriptionPath: string) {
return this.authHttp
.get(API_URL + descriptionPath)
.map(res => res['description'])
.catch((res) => this.restExtractor.handleError(res))
}
setVideoLike (id: number) {
return this.setVideoRate(id, 'like')
}
setVideoDislike (id: number) {
return this.setVideoRate(id, 'dislike')
}
getUserVideoRating (id: number): Observable<UserVideoRate> {
const url = UserService.BASE_USERS_URL + 'me/videos/' + id + '/rating'
return this.authHttp
.get(url)
.catch(res => this.restExtractor.handleError(res))
}
private videoPaginationToRestPagination (videoPagination: VideoPagination) {
const start: number = (videoPagination.currentPage - 1) * videoPagination.itemsPerPage
const count: number = videoPagination.itemsPerPage
return { start, count }
}
private setVideoRate (id: number, rateType: VideoRateType) {
const url = VideoService.BASE_VIDEO_URL + id + '/rate'
const body: UserVideoRateUpdate = {
rating: rateType
}
return this.authHttp
.put(url, body)
.map(this.restExtractor.extractDataBool)
.catch(res => this.restExtractor.handleError(res))
}
private extractVideos (result: ResultList<VideoServerModel>) {
const videosJson = result.data
const totalVideos = result.total
const videos = []
for (const videoJson of videosJson) {
videos.push(new Video(videoJson))
}
return { videos, totalVideos }
}
}
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