import { Injectable } from '@angular/core'
import { Http } from '@angular/http'
import { Observable } from 'rxjs/Observable'
import 'rxjs/add/operator/catch'
import 'rxjs/add/operator/map'

import { AuthService } from '../core'
import { AuthHttp } from '../auth'
import { RestDataSource, RestExtractor, ResultList } from '../rest'
import { VideoAbuse } from './video-abuse.model'

@Injectable()
export class VideoAbuseService {
  private static BASE_VIDEO_ABUSE_URL = API_URL + '/api/v1/videos/'

  constructor (
    private authHttp: AuthHttp,
    private restExtractor: RestExtractor
  ) {}

  getDataSource () {
    return new RestDataSource(this.authHttp, VideoAbuseService.BASE_VIDEO_ABUSE_URL + 'abuse')
  }

  reportVideo (id: string, reason: string) {
    const body = {
      reason
    }
    const url = VideoAbuseService.BASE_VIDEO_ABUSE_URL + id + '/abuse'

    return this.authHttp.post(url, body)
                        .map(this.restExtractor.extractDataBool)
                        .catch((res) => this.restExtractor.handleError(res))
  }

  private extractVideoAbuses (result: ResultList) {
    const videoAbuses: VideoAbuse[] = result.data
    const totalVideoAbuses = result.total

    return { videoAbuses, totalVideoAbuses }
  }
}