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import { catchError, switchMap } from 'rxjs/operators'
import { HttpClient, HttpParams } from '@angular/common/http'
import { Injectable } from '@angular/core'
import { Observable } from 'rxjs'
import { ComponentPagination } from '@app/shared/rest/component-pagination.model'
import { VideoService } from '@app/shared/video/video.service'
import { RestExtractor, RestService } from '@app/shared'
import { environment } from 'environments/environment'
import { ResultList, Video } from '../../../../shared'
import { Video as VideoServerModel } from '@app/shared/video/video.model'
import { AdvancedSearch } from '@app/search/advanced-search.model'
export type SearchResult = {
videosResult: { totalVideos: number, videos: Video[] }
}
@Injectable()
export class SearchService {
static BASE_SEARCH_URL = environment.apiUrl + '/api/v1/search/'
constructor (
private authHttp: HttpClient,
private restExtractor: RestExtractor,
private restService: RestService,
private videoService: VideoService
) {}
searchVideos (
search: string,
componentPagination: ComponentPagination,
advancedSearch: AdvancedSearch
): Observable<{ videos: Video[], totalVideos: number }> {
const url = SearchService.BASE_SEARCH_URL + 'videos'
const pagination = this.restService.componentPaginationToRestPagination(componentPagination)
let params = new HttpParams()
params = this.restService.addRestGetParams(params, pagination)
if (search) params = params.append('search', search)
const advancedSearchObject = advancedSearch.toAPIObject()
for (const name of Object.keys(advancedSearchObject)) {
const value = advancedSearchObject[name]
if (!value) continue
if (Array.isArray(value) && value.length !== 0) {
for (const v of value) params = params.append(name, v)
} else {
params = params.append(name, value)
}
}
return this.authHttp
.get<ResultList<VideoServerModel>>(url, { params })
.pipe(
switchMap(res => this.videoService.extractVideos(res)),
catchError(err => this.restExtractor.handleError(err))
)
}
}
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