client/src/app/+search/channel-lazy-load.resolver.ts

   1 import { map } from 'rxjs/operators'
   2 import { Injectable } from '@angular/core'
   3 import { ActivatedRouteSnapshot, Resolve, Router } from '@angular/router'
   4 import { SearchService } from '@app/shared/shared-search'
   5
   6 @Injectable()
   7 export class ChannelLazyLoadResolver implements Resolve<any> {
   8   constructor (
   9     private router: Router,
  10     private searchService: SearchService
  11   ) { }
  12
  13   resolve (route: ActivatedRouteSnapshot) {
  14     const url = route.params.url
  15
  16     if (!url) {
  17       console.error('Could not find url param.', { params: route.params })
  18       return this.router.navigateByUrl('/404')
  19     }
  20
  21     return this.searchService.searchVideoChannels({ search: url })
  22       .pipe(
  23         map(result => {
  24           if (result.data.length !== 1) {
  25             console.error('Cannot find result for this URL')
  26             return this.router.navigateByUrl('/404')
  27           }
  28
  29           const channel = result.data[0]
  30
  31           return this.router.navigateByUrl('/video-channels/' + channel.nameWithHost)
  32         })
  33       )
  34   }
  35 }