+ bool did_swap = false;
+ move_count = list_from->moveItem(from_i,
+ list_to, to_i, count, !caused_by_move_somewhere, &did_swap);
+
+ // If source is infinite, reset it's stack
+ if (src_can_take_count == -1) {
+ // For the caused_by_move_somewhere == true case we didn't force-put the item,
+ // which guarantees there is no leftover, and code below would duplicate the
+ // (not replaced) to_stack_was item.
+ if (!caused_by_move_somewhere) {
+ // If destination stack is of different type and there are leftover
+ // items, attempt to put the leftover items to a different place in the
+ // destination inventory.
+ // The client-side GUI will try to guess if this happens.
+ if (from_stack_was.name != to_stack_was.name) {
+ for (u32 i = 0; i < list_to->getSize(); i++) {
+ if (list_to->getItem(i).empty()) {
+ list_to->changeItem(i, to_stack_was);
+ break;
+ }
+ }
+ }
+ }
+ if (move_count > 0 || did_swap) {
+ list_from->deleteItem(from_i);
+ list_from->addItem(from_i, from_stack_was);
+ }
+ }
+ // If destination is infinite, reset it's stack and take count from source
+ if (dst_can_put_count == -1) {
+ list_to->deleteItem(to_i);
+ list_to->addItem(to_i, to_stack_was);
+ list_from->deleteItem(from_i);
+ list_from->addItem(from_i, from_stack_was);
+ list_from->takeItem(from_i, count);
+ }