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Fix moving items from output slot over multiple actions (#4993)

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* Fix moving items from output slot over multiple actions

* Refactor and use temp slot

* Ensure source slot is not cursor
This commit is contained in:
AJ Ferguson 2024-08-26 00:48:42 -04:00 committed by GitHub
parent efe8077093
commit 3be9b8a183
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GPG key ID: B5690EEEBB952194
2 changed files with 137 additions and 30 deletions
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21
core/src/main/java/org/geysermc/geyser/inventory/click/ClickPlan.java
View file

@ -162,6 +162,27 @@ public final class ClickPlan {
finished = true;
}
public Inventory getInventory() {
return inventory;
}
/**
* Test if the item stacks with another item in the specified slot.
* This will check the simulated inventory without copying.
*/
public boolean canStack(int slot, GeyserItemStack item) {
GeyserItemStack slotItem = simulatedItems.getOrDefault(slot, inventory.getItem(slot));
return InventoryUtils.canStack(slotItem, item);
}
/**
* Test if the specified slot is empty.
* This will check the simulated inventory without copying.
*/
public boolean isEmpty(int slot) {
return simulatedItems.getOrDefault(slot, inventory.getItem(slot)).isEmpty();
}
public GeyserItemStack getItem(int slot) {
return simulatedItems.computeIfAbsent(slot, k -> inventory.getItem(slot).copy());
}

146
core/src/main/java/org/geysermc/geyser/translator/inventory/InventoryTranslator.java
View file

@ -201,6 +201,9 @@ public abstract class InventoryTranslator {
public ItemStackResponse translateRequest(GeyserSession session, Inventory inventory, ItemStackRequest request) {
ClickPlan plan = new ClickPlan(session, this, inventory);
IntSet affectedSlots = new IntOpenHashSet();
int pendingOutput = 0;
int savedTempSlot = -1;
for (ItemStackRequestAction action : request.getActions()) {
GeyserItemStack cursor = session.getPlayerInventory().getCursor();
switch (action.getType()) {
@ -241,6 +244,65 @@ public abstract class InventoryTranslator {
return rejectRequest(request, false);
}
// Handle partial transfer of output slot
if (pendingOutput == 0 && !isSourceCursor && getSlotType(sourceSlot) == SlotType.OUTPUT
&& transferAction.getCount() < plan.getItem(sourceSlot).getAmount()) {
// Cursor as dest should always be full transfer.
if (isDestCursor) {
return rejectRequest(request);
}
if (!plan.getCursor().isEmpty()) {
savedTempSlot = findTempSlot(plan, plan.getCursor(), true);
if (savedTempSlot == -1) {
return rejectRequest(request);
}
plan.add(Click.LEFT, savedTempSlot);
}
// Pickup entire stack from output
pendingOutput = plan.getItem(sourceSlot).getAmount();
plan.add(Click.LEFT, sourceSlot);
}
// Continue transferring items from output that is currently stored in the cursor
if (pendingOutput > 0) {
if (isSourceCursor || getSlotType(sourceSlot) != SlotType.OUTPUT
|| transferAction.getCount() > pendingOutput
|| destSlot == savedTempSlot
|| isDestCursor) {
return rejectRequest(request);
}
// Make sure item can be placed here
GeyserItemStack destItem = plan.getItem(destSlot);
if (!destItem.isEmpty() && !InventoryUtils.canStack(destItem, plan.getCursor())) {
return rejectRequest(request);
}
// TODO: Optimize using max stack size
if (pendingOutput == transferAction.getCount()) {
plan.add(Click.LEFT, destSlot);
} else {
for (int i = 0; i < transferAction.getCount(); i++) {
plan.add(Click.RIGHT, destSlot);
}
}
pendingOutput -= transferAction.getCount();
if (pendingOutput != plan.getCursor().getAmount()) {
return rejectRequest(request);
}
if (pendingOutput == 0 && savedTempSlot != -1) {
plan.add(Click.LEFT, savedTempSlot);
savedTempSlot = -1;
}
// Skip to next action
continue;
}
if (isSourceCursor && isDestCursor) { //???
return rejectRequest(request);
} else if (isSourceCursor) { //releasing cursor
@ -271,7 +333,7 @@ public abstract class InventoryTranslator {
return rejectRequest(request);
}
if (transferAction.getCount() != sourceAmount) {
int tempSlot = findTempSlot(inventory, cursor, false, sourceSlot);
int tempSlot = findTempSlot(plan, cursor, false, sourceSlot);
if (tempSlot == -1) {
return rejectRequest(request);
}
@ -292,7 +354,7 @@ public abstract class InventoryTranslator {
} else { //transfer from one slot to another
int tempSlot = -1;
if (!plan.getCursor().isEmpty()) {
tempSlot = findTempSlot(inventory, cursor, false, sourceSlot, destSlot);
tempSlot = findTempSlot(plan, cursor, getSlotType(sourceSlot) != SlotType.NORMAL, sourceSlot, destSlot);
if (tempSlot == -1) {
return rejectRequest(request);
}
@ -440,6 +502,11 @@ public abstract class InventoryTranslator {
return rejectRequest(request);
}
}
if (pendingOutput != 0) {
return rejectRequest(request);
}
plan.execute(false);
affectedSlots.addAll(plan.getAffectedSlots());
return acceptRequest(request, makeContainerEntries(session, inventory, affectedSlots));
@ -536,7 +603,7 @@ public abstract class InventoryTranslator {
}
} else {
GeyserItemStack cursor = session.getPlayerInventory().getCursor();
int tempSlot = findTempSlot(inventory, cursor, true, sourceSlot, destSlot);
int tempSlot = findTempSlot(plan, cursor, true, sourceSlot, destSlot);
if (tempSlot == -1) {
return rejectRequest(request);
}
@ -699,7 +766,7 @@ public abstract class InventoryTranslator {
int javaSlot = bedrockSlotToJava(transferAction.getDestination());
if (isCursor(transferAction.getDestination())) { //TODO
if (timesCrafted > 1) {
tempSlot = findTempSlot(inventory, GeyserItemStack.from(output), true);
tempSlot = findTempSlot(plan, GeyserItemStack.from(output), true);
if (tempSlot == -1) {
return rejectRequest(request);
}
@ -836,49 +903,68 @@ public abstract class InventoryTranslator {
}
/**
* Try to find a slot that can temporarily store the given item.
* Try to find a slot that is preferably empty, or does not stack with a given item.
* Only looks in the main inventory and hotbar (excluding offhand).
* Only slots that are empty or contain a different type of item are valid.
* <p>
* Slots are searched in the reverse order that the bedrock client uses for quick moving.
*
* @return java id for the temporary slot, or -1 if no viable slot was found
* @param plan used to check the simulated inventory
* @param item the item to temporarily store
* @param emptyOnly if only empty slots should be considered
* @param slotBlacklist list of slots to exclude; the items contained in these slots will also be checked for stacking
* @return the temp slot, or -1 if no suitable slot was found
*/
//TODO: compatibility for simulated inventory (ClickPlan)
private static int findTempSlot(Inventory inventory, GeyserItemStack item, boolean emptyOnly, int... slotBlacklist) {
int offset = inventory.getJavaId() == 0 ? 1 : 0; //offhand is not a viable temp slot
HashSet<GeyserItemStack> itemBlacklist = new HashSet<>(slotBlacklist.length + 1);
itemBlacklist.add(item);
private static int findTempSlot(ClickPlan plan, GeyserItemStack item, boolean emptyOnly, int... slotBlacklist) {
IntSortedSet potentialSlots = new IntLinkedOpenHashSet(PLAYER_INVENTORY_SIZE);
int hotbarOffset = plan.getInventory().getOffsetForHotbar(0);
IntSet potentialSlots = new IntOpenHashSet(36);
for (int i = inventory.getSize() - (36 + offset); i < inventory.getSize() - offset; i++) {
// Add main inventory slots in reverse
for (int i = hotbarOffset - 1; i >= hotbarOffset - 27; i--) {
potentialSlots.add(i);
}
// Add hotbar slots in reverse
for (int i = hotbarOffset + 8; i >= hotbarOffset; i--) {
potentialSlots.add(i);
}
for (int i : slotBlacklist) {
potentialSlots.remove(i);
GeyserItemStack blacklistedItem = inventory.getItem(i);
if (!blacklistedItem.isEmpty()) {
itemBlacklist.add(blacklistedItem);
}
// Prefer empty slots
IntIterator it = potentialSlots.iterator();
while (it.hasNext()) {
int slot = it.nextInt();
if (plan.isEmpty(slot)) {
return slot;
}
}
for (int i : potentialSlots) {
GeyserItemStack testItem = inventory.getItem(i);
if ((emptyOnly && !testItem.isEmpty())) {
if (emptyOnly) {
return -1;
}
// No empty slots. Look for a slot that does not stack
it = potentialSlots.iterator();
outer:
while (it.hasNext()) {
int slot = it.nextInt();
if (plan.canStack(slot, item)) {
continue;
}
boolean viable = true;
for (GeyserItemStack blacklistedItem : itemBlacklist) {
if (InventoryUtils.canStack(testItem, blacklistedItem)) {
viable = false;
break;
for (int blacklistedSlot : slotBlacklist) {
GeyserItemStack blacklistedItem = plan.getItem(blacklistedSlot);
if (plan.canStack(slot, blacklistedItem)) {
continue outer;
}
}
if (!viable) {
continue;
}
return i;
return slot;
}
//could not find a viable temp slot
return -1;
}