0.2.80

server/internal/store/my_shows.go

@@ -354,3 +354,28 @@ func (s *Store) DismissNotification(ctx context.Context, userID string, id int64
 		WHERE id = $1 AND emby_user_id = $2`, id, userID)
 	return err
 }
+
+// DismissNotifications clears several of one viewer's notifications at once and reports how
+// many rows it actually took.
+//
+// The count is the whole reason this is a route rather than the client's loop: "cleared 7"
+// is what the log line and the activity record are worth reading for, and a television
+// counting the requests it made would be counting what it asked for rather than what
+// happened — a row somebody dismissed on another set in the meantime is one this must not
+// claim. Already-dismissed rows are excluded rather than re-stamped, so a repeated press
+// honestly reports nothing left to clear.
+func (s *Store) DismissNotifications(
+	ctx context.Context, userID string, ids []int64,
+) (int, error) {
+	if len(ids) == 0 {
+		return 0, nil
+	}
+	tag, err := s.pool.Exec(ctx, `
+		UPDATE user_notifications SET dismissed_at = now()
+		WHERE emby_user_id = $1 AND id = ANY($2::bigint[]) AND dismissed_at IS NULL`,
+		userID, ids)
+	if err != nil {
+		return 0, fmt.Errorf("store: dismiss notifications: %w", err)
+	}
+	return int(tag.RowsAffected()), nil
+}