1 files changed, 33 insertions, 0 deletions

diff --git a/client/src/app/shared/shared-main/video/video-file-token.service.ts b/client/src/app/shared/shared-main/video/video-file-token.service.ts
new file mode 100644
index 000000000..791607249
--- /dev/null
+++ b/client/src/app/shared/shared-main/video/video-file-token.service.ts
@@ -0,0 +1,33 @@
+import { catchError, map, of, tap } from 'rxjs'
+import { HttpClient } from '@angular/common/http'
+import { Injectable } from '@angular/core'
+import { RestExtractor } from '@app/core'
+import { VideoToken } from '@shared/models'
+import { VideoService } from './video.service'
+
+@Injectable()
+export class VideoFileTokenService {
+
+  private readonly store = new Map<string, { token: string, expires: Date }>()
+
+  constructor (
+    private authHttp: HttpClient,
+    private restExtractor: RestExtractor
+  ) {}
+
+  getVideoFileToken (videoUUID: string) {
+    const existing = this.store.get(videoUUID)
+    if (existing) return of(existing)
+
+    return this.createVideoFileToken(videoUUID)
+      .pipe(tap(result => this.store.set(videoUUID, { token: result.token, expires: new Date(result.expires) })))
+  }
+
+  private createVideoFileToken (videoUUID: string) {
+    return this.authHttp.post<VideoToken>(`${VideoService.BASE_VIDEO_URL}/${videoUUID}/token`, {})
+      .pipe(
+        map(({ files }) => files),
+        catchError(err => this.restExtractor.handleError(err))
+      )
+  }
+}