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Merge branch 'item-stack-request' into item-stack-request-pm5

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Dylan K. Taylor 2023-03-14 22:56:47 +00:00
commit 6c29c3d2dd
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1 changed files with 10 additions and 13 deletions
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23
src/network/mcpe/handler/InGamePacketHandler.php
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@ -46,7 +46,6 @@ use pocketmine\math\Vector3;
use pocketmine\nbt\tag\CompoundTag;
use pocketmine\nbt\tag\StringTag;
use pocketmine\network\mcpe\convert\SkinAdapterSingleton;
use pocketmine\network\mcpe\convert\TypeConversionException;
use pocketmine\network\mcpe\convert\TypeConverter;
use pocketmine\network\mcpe\InventoryManager;
use pocketmine\network\mcpe\NetworkSession;
@ -388,25 +387,23 @@ class InGamePacketHandler extends PacketHandler{
//prediction rollback anyway.
//it's technically possible to see this more than once, but a normal client should never do that.
$inventory = $this->player->getInventory();
$heldItem = $inventory->getItemInHand();
try{
$droppedItem = TypeConverter::getInstance()->netItemStackToCore($networkInventoryAction->newItem->getItemStack());
}catch(TypeConversionException $e){
throw PacketHandlingException::wrap($e);
$heldItemStack = $this->inventoryManager->getItemStackInfo($inventory, $inventory->getHeldItemIndex())?->getItemStack();
if($heldItemStack === null){
throw new AssumptionFailedError("Missing itemstack info for held item");
}
//TODO: if we can avoid decoding incoming item NBT, it will be faster to compare network ItemStacks
//rather than converting to internal itemstacks and using canStackWith() here.
if(!$heldItem->canStackWith($droppedItem) || $heldItem->getCount() < $droppedItem->getCount()){
$droppedItemStack = $networkInventoryAction->newItem->getItemStack();
//because the client doesn't tell us the expected itemstack ID, we have to deep-compare our known
//itemstack info with the one the client sent. This is costly, but we don't have any other option :(
if(!$heldItemStack->equalsWithoutCount($droppedItemStack) || $heldItemStack->getCount() < $droppedItemStack->getCount()){
return false;
}
//purposely overwritten here - this allows any immutable internal references to be shared
$droppedItem = $heldItem->pop($droppedItem->getCount());
$newHeldItem = $inventory->getItemInHand();
$droppedItem = $newHeldItem->pop($droppedItemStack->getCount());
$builder = new TransactionBuilder();
$builder->getInventory($inventory)->setItem($inventory->getHeldItemIndex(), $heldItem);
$builder->getInventory($inventory)->setItem($inventory->getHeldItemIndex(), $newHeldItem);
$builder->addAction(new DropItemAction($droppedItem));
$transaction = new InventoryTransaction($this->player, $builder->generateActions());