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 (parameters: {
  27     search: string,
  28     componentPagination: ComponentPagination,
  29     advancedSearch: AdvancedSearch
  30   }): Observable<ResultList<Video>> {
  31     const { search, componentPagination, advancedSearch } = parameters
  32
  33     const url = SearchService.BASE_SEARCH_URL + 'videos'
  34     const pagination = this.restService.componentPaginationToRestPagination(componentPagination)
  35
  36     let params = new HttpParams()
  37     params = this.restService.addRestGetParams(params, pagination)
  38
  39     if (search) params = params.append('search', search)
  40
  41     const advancedSearchObject = advancedSearch.toAPIObject()
  42     params = this.restService.addObjectParams(params, advancedSearchObject)
  43
  44     return this.authHttp
  45                .get<ResultList<VideoServerModel>>(url, { params })
  46                .pipe(
  47                  switchMap(res => this.videoService.extractVideos(res)),
  48                  catchError(err => this.restExtractor.handleError(err))
  49                )
  50   }
  51
  52   searchVideoChannels (parameters: {
  53     search: string,
  54     componentPagination: ComponentPagination
  55   }): Observable<ResultList<VideoChannel>> {
  56     const { search, componentPagination } = parameters
  57
  58     const url = SearchService.BASE_SEARCH_URL + 'video-channels'
  59     const pagination = this.restService.componentPaginationToRestPagination(componentPagination)
  60
  61     let params = new HttpParams()
  62     params = this.restService.addRestGetParams(params, pagination)
  63     params = params.append('search', search)
  64
  65     return this.authHttp
  66                .get<ResultList<VideoChannelServerModel>>(url, { params })
  67                .pipe(
  68                  map(res => VideoChannelService.extractVideoChannels(res)),
  69                  catchError(err => this.restExtractor.handleError(err))
  70                )
  71   }
  72 }