client/src/app/search/search.service.ts

   1 import { catchError, map, switchMap } from 'rxjs/operators'
   2 import { HttpClient, HttpParams } from '@angular/common/http'
   3 import { Injectable } from '@angular/core'
   4 import { Observable } from 'rxjs'
   5 import { ComponentPagination } from '@app/shared/rest/component-pagination.model'
   6 import { VideoService } from '@app/shared/video/video.service'
   7 import { RestExtractor, RestService } from '@app/shared'
   8 import { environment } from 'environments/environment'
   9 import { ResultList, Video as VideoServerModel, VideoChannel as VideoChannelServerModel } from '../../../../shared'
  10 import { Video } from '@app/shared/video/video.model'
  11 import { AdvancedSearch } from '@app/search/advanced-search.model'
  12 import { VideoChannel } from '@app/shared/video-channel/video-channel.model'
  13 import { VideoChannelService } from '@app/shared/video-channel/video-channel.service'
  14
  15 @Injectable()
  16 export class SearchService {
  17   static BASE_SEARCH_URL = environment.apiUrl + '/api/v1/search/'
  18
  19   constructor (
  20     private authHttp: HttpClient,
  21     private restExtractor: RestExtractor,
  22     private restService: RestService,
  23     private videoService: VideoService
  24   ) {}
  25
  26   searchVideos (
  27     search: string,
  28     componentPagination: ComponentPagination,
  29     advancedSearch: AdvancedSearch
  30   ): Observable<{ videos: Video[], totalVideos: number }> {
  31     const url = SearchService.BASE_SEARCH_URL + 'videos'
  32
  33     const pagination = this.restService.componentPaginationToRestPagination(componentPagination)
  34
  35     let params = new HttpParams()
  36     params = this.restService.addRestGetParams(params, pagination)
  37
  38     if (search) params = params.append('search', search)
  39
  40     const advancedSearchObject = advancedSearch.toAPIObject()
  41     params = this.restService.addObjectParams(params, advancedSearchObject)
  42
  43     return this.authHttp
  44                .get<ResultList<VideoServerModel>>(url, { params })
  45                .pipe(
  46                  switchMap(res => this.videoService.extractVideos(res)),
  47                  catchError(err => this.restExtractor.handleError(err))
  48                )
  49   }
  50
  51   searchVideoChannels (
  52     search: string,
  53     componentPagination: ComponentPagination
  54   ): Observable<{ data: VideoChannel[], total: number }> {
  55     const url = SearchService.BASE_SEARCH_URL + 'video-channels'
  56
  57     const pagination = this.restService.componentPaginationToRestPagination(componentPagination)
  58
  59     let params = new HttpParams()
  60     params = this.restService.addRestGetParams(params, pagination)
  61     params = params.append('search', search)
  62
  63     return this.authHttp
  64                .get<ResultList<VideoChannelServerModel>>(url, { params })
  65                .pipe(
  66                  map(res => VideoChannelService.extractVideoChannels(res)),
  67                  catchError(err => this.restExtractor.handleError(err))
  68                )
  69   }
  70 }