0.2.77

server/internal/store/my_shows.go

@@ -281,16 +281,26 @@ func (s *Store) AllNotificationPreferences(ctx context.Context) (map[string]Noti
 	return result, rows.Err()
 }
 
+// UpsertNotification writes one notification into a viewer's own list.
+//
+// It reports whether a row was actually inserted, which is what separates the two answers
+// the source key produces: a genuine delivery, and a repeat of one already sitting in
+// somebody's list. Both are ordinary — the digest job runs hourly and re-sends the same
+// weekly key all evening on purpose — but the notification log has to be able to tell them
+// apart, or every catch-up run would read as a second summary nobody received.
 func (s *Store) UpsertNotification(
 	ctx context.Context, userID, sourceKey, kind, itemID, title, message string, eventAt *time.Time,
-) error {
-	_, err := s.pool.Exec(ctx, `
+) (bool, error) {
+	tag, err := s.pool.Exec(ctx, `
 		INSERT INTO user_notifications
 			(emby_user_id, source_key, kind, item_id, title, message, event_at)
 		VALUES ($1, $2, $3, $4, $5, $6, $7)
 		ON CONFLICT (emby_user_id, source_key) DO NOTHING`,
 		userID, sourceKey, kind, itemID, title, message, eventAt)
-	return err
+	if err != nil {
+		return false, err
+	}
+	return tag.RowsAffected() > 0, nil
 }
 
 func (s *Store) UserNotifications(ctx context.Context, userID string) ([]UserNotification, error) {
@@ -325,6 +335,19 @@ func (s *Store) MarkNotificationRead(ctx context.Context, userID string, id int6
 	return err
 }
 
+// MarkNotificationUnread puts a notification back to new.
+//
+// The counterpart to MarkNotificationRead, and deliberately a plain assignment rather than
+// that one's COALESCE: read is sticky because it is set by merely looking at a row, so a
+// second glance must not move the timestamp, while unread is only ever the viewer saying so
+// and means exactly one thing.
+func (s *Store) MarkNotificationUnread(ctx context.Context, userID string, id int64) error {
+	_, err := s.pool.Exec(ctx, `
+		UPDATE user_notifications SET read_at = NULL
+		WHERE id = $1 AND emby_user_id = $2`, id, userID)
+	return err
+}
+
 func (s *Store) DismissNotification(ctx context.Context, userID string, id int64) error {
 	_, err := s.pool.Exec(ctx, `
 		UPDATE user_notifications SET dismissed_at = now()