2 files changed, 17 insertions, 3 deletions
diff --git a/pkg/worker/list_processor.go b/pkg/worker/list_processor.go
index 0a07085..c060583 100644
--- a/pkg/worker/list_processor.go
+++ b/pkg/worker/list_processor.go
@@ -16,6 +16,10 @@ type (
 		Process(context.Context, T) error
 	}
 
+	OnFail[T any] interface {
+		OnFail(context.Context, T, error)
+	}
+
 	BatchProcessor[T any] interface {
 		Query(context.Context) ([]T, error)
 		Process(context.Context, T) error
@@ -77,6 +81,12 @@ func (l *batchProcessorWorker[T]) Start(ctx context.Context) error {
 		var wg sync.WaitGroup
 
 		for _, v := range values {
+			select {
+			case <-ctx.Done():
+				return ctx.Err()
+			default:
+			}
+
 			wg.Add(1)
 			l.scheduler.Take()
 			go func(v T) {
@@ -84,6 +94,9 @@ func (l *batchProcessorWorker[T]) Start(ctx context.Context) error {
 				defer wg.Done()
 				if err := l.batchProcessor.Process(ctx, v); err != nil && !errors.Is(err, context.Canceled) {
 					l.logrus.WithError(err).Error("Error processing batch")
+					if failure, ok := l.batchProcessor.(OnFail[T]); ok {
+						failure.OnFail(ctx, v, err)
+					}
 				}
 			}(v)
 		}
diff --git a/pkg/worker/thumbnail_scanner.go b/pkg/worker/thumbnail_scanner.go
index cc201b8..168abef 100644
--- a/pkg/worker/thumbnail_scanner.go
+++ b/pkg/worker/thumbnail_scanner.go
@@ -2,6 +2,7 @@ package worker
 
 import (
 	"context"
+	"fmt"
 	"math"
 	"os"
 	"path"
@@ -47,12 +48,12 @@ func (t *ThumbnailScanner) Process(ctx context.Context, media *repository.Media)
 	if media.IsVideo() {
 		err := fileop.EncodeVideoThumbnail(media.Path, output, 1080, 1080)
 		if err != nil {
-			return err
+			return fmt.Errorf("Error thumbnail video %d; %w", media.ID, err)
 		}
 	} else {
-		err := fileop.EncodeImageThumbnail(media.Path, output, 1080, math.MaxInt)
+		err := fileop.EncodeImageThumbnail(media.Path, output, 1080, math.MinInt32)
 		if err != nil {
-			return err
+			return fmt.Errorf("Error thumbnail image %d; %w", media.ID, err)
 		}
 	}