FEAT: Discovery Video Service Subscription

cms/internal/consumers/mediaconvert.go

@@ -187,7 +187,7 @@ func (c MediaConvertEvents) handleJobEvent(ctx context.Context, body string) boo
 		}
 	}
 
-	err := repositories.VideoRepo.UpdateVideoOutcomeByJobID(ctx, event.Detail.JobID, status, playbackURL)
+	video, err := repositories.VideoRepo.UpdateVideoOutcomeByJobID(ctx, event.Detail.JobID, status, playbackURL)
 	if errors.Is(err, repositories.ErrVideoNotFound) {
 		// Not a fault: the topic carries every job in the account, including
 		// ones this service never submitted.
@@ -202,5 +202,29 @@ func (c MediaConvertEvents) handleJobEvent(ctx context.Context, body string) boo
 	}
 
 	log.Printf("Recorded A Job Outcome: job=%q status=%q playback=%q", event.Detail.JobID, status, playbackURL)
+
+	// Only a video that came out ready is worth showing, so only that one is
+	// announced. A failed job has already had its status recorded above, and
+	// the catalogue has no use for it.
+	if status != models.VideoStatusReady {
+		return true
+	}
+
+	if err := services.CatalogueClient.AnnounceVideo(ctx, services.CatalogueVideo{
+		VideoID:     video.ID,
+		Title:       video.Title,
+		PlaybackURL: video.PlaybackURL,
+		Categories:  video.CategoryNames,
+	}); err != nil {
+		// Worth another attempt: the outcome is already recorded, and the
+		// update is idempotent, so a redelivery re-runs it and tries the
+		// announcement again. The cost is that a consumer can see the same
+		// video twice, which is what at-least-once delivery means anyway.
+		log.Printf("Something Went Wrong Announcing A Ready Video: video=%q job=%q: %s",
+			video.ID, event.Detail.JobID, err)
+		return false
+	}
+
+	log.Printf("Announced A Ready Video: video=%q playback=%q", video.ID, video.PlaybackURL)
 	return true
 }