Geyser/core/src/main/java/org/geysermc/geyser/translator/inventory/PlayerInventoryTranslator.java

559 lines
26 KiB
Java

/*
* Copyright (c) 2019-2022 GeyserMC. http://geysermc.org
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*
* @author GeyserMC
* @link https://github.com/GeyserMC/Geyser
*/
package org.geysermc.geyser.translator.inventory;
import com.github.steveice10.mc.protocol.data.game.entity.metadata.ItemStack;
import com.github.steveice10.mc.protocol.data.game.entity.player.GameMode;
import com.github.steveice10.mc.protocol.data.game.inventory.ContainerType;
import com.github.steveice10.mc.protocol.packet.ingame.serverbound.inventory.ServerboundSetCreativeModeSlotPacket;
import it.unimi.dsi.fastutil.ints.IntIterator;
import it.unimi.dsi.fastutil.ints.IntOpenHashSet;
import it.unimi.dsi.fastutil.ints.IntSet;
import org.cloudburstmc.protocol.bedrock.data.inventory.ContainerId;
import org.cloudburstmc.protocol.bedrock.data.inventory.ContainerSlotType;
import org.cloudburstmc.protocol.bedrock.data.inventory.ItemData;
import org.cloudburstmc.protocol.bedrock.data.inventory.itemstack.request.ItemStackRequest;
import org.cloudburstmc.protocol.bedrock.data.inventory.itemstack.request.ItemStackRequestSlotData;
import org.cloudburstmc.protocol.bedrock.data.inventory.itemstack.request.action.CraftCreativeAction;
import org.cloudburstmc.protocol.bedrock.data.inventory.itemstack.request.action.DestroyAction;
import org.cloudburstmc.protocol.bedrock.data.inventory.itemstack.request.action.DropAction;
import org.cloudburstmc.protocol.bedrock.data.inventory.itemstack.request.action.ItemStackRequestAction;
import org.cloudburstmc.protocol.bedrock.data.inventory.itemstack.request.action.SwapAction;
import org.cloudburstmc.protocol.bedrock.data.inventory.itemstack.request.action.TransferItemStackRequestAction;
import org.cloudburstmc.protocol.bedrock.data.inventory.itemstack.response.ItemStackResponse;
import org.cloudburstmc.protocol.bedrock.packet.ContainerClosePacket;
import org.cloudburstmc.protocol.bedrock.packet.ContainerOpenPacket;
import org.cloudburstmc.protocol.bedrock.packet.InventoryContentPacket;
import org.cloudburstmc.protocol.bedrock.packet.InventorySlotPacket;
import org.geysermc.geyser.inventory.*;
import org.geysermc.geyser.item.Items;
import org.geysermc.geyser.session.GeyserSession;
import org.geysermc.geyser.skin.FakeHeadProvider;
import org.geysermc.geyser.text.GeyserLocale;
import org.geysermc.geyser.translator.inventory.item.ItemTranslator;
import org.geysermc.geyser.util.InventoryUtils;
import java.util.Arrays;
import java.util.Collections;
import java.util.function.IntFunction;
public class PlayerInventoryTranslator extends InventoryTranslator {
private static final IntFunction<ItemData> UNUSUABLE_CRAFTING_SPACE_BLOCK = InventoryUtils.createUnusableSpaceBlock(GeyserLocale.getLocaleStringLog("geyser.inventory.unusable_item.creative"));
public PlayerInventoryTranslator() {
super(46);
}
@Override
public int getGridSize() {
return 4;
}
@Override
public void updateInventory(GeyserSession session, Inventory inventory) {
updateCraftingGrid(session, inventory);
InventoryContentPacket inventoryContentPacket = new InventoryContentPacket();
inventoryContentPacket.setContainerId(ContainerId.INVENTORY);
ItemData[] contents = new ItemData[36];
// Inventory
for (int i = 9; i < 36; i++) {
contents[i] = inventory.getItem(i).getItemData(session);
}
// Hotbar
for (int i = 36; i < 45; i++) {
contents[i - 36] = inventory.getItem(i).getItemData(session);
}
inventoryContentPacket.setContents(Arrays.asList(contents));
session.sendUpstreamPacket(inventoryContentPacket);
// Armor
InventoryContentPacket armorContentPacket = new InventoryContentPacket();
armorContentPacket.setContainerId(ContainerId.ARMOR);
contents = new ItemData[4];
for (int i = 5; i < 9; i++) {
GeyserItemStack item = inventory.getItem(i);
contents[i - 5] = item.getItemData(session);
if (i == 5 &&
item.asItem() == Items.PLAYER_HEAD &&
item.getNbt() != null) {
FakeHeadProvider.setHead(session, session.getPlayerEntity(), item.getNbt().get("SkullOwner"));
}
}
armorContentPacket.setContents(Arrays.asList(contents));
session.sendUpstreamPacket(armorContentPacket);
// Offhand
InventoryContentPacket offhandPacket = new InventoryContentPacket();
offhandPacket.setContainerId(ContainerId.OFFHAND);
offhandPacket.setContents(Collections.singletonList(inventory.getItem(45).getItemData(session)));
session.sendUpstreamPacket(offhandPacket);
}
/**
* Update the crafting grid for the player to hide/show the barriers in the creative inventory
* @param session Connection of the player
* @param inventory Inventory of the player
*/
public static void updateCraftingGrid(GeyserSession session, Inventory inventory) {
// Crafting grid
for (int i = 1; i < 5; i++) {
InventorySlotPacket slotPacket = new InventorySlotPacket();
slotPacket.setContainerId(ContainerId.UI);
slotPacket.setSlot(i + 27);
if (session.getGameMode() == GameMode.CREATIVE) {
slotPacket.setItem(UNUSUABLE_CRAFTING_SPACE_BLOCK.apply(session.getUpstream().getProtocolVersion()));
} else {
slotPacket.setItem(ItemTranslator.translateToBedrock(session, inventory.getItem(i).getItemStack()));
}
session.sendUpstreamPacket(slotPacket);
}
}
@Override
public void updateSlot(GeyserSession session, Inventory inventory, int slot) {
GeyserItemStack javaItem = inventory.getItem(slot);
ItemData bedrockItem = javaItem.getItemData(session);
if (slot == 5) {
// Check for custom skull
if (javaItem.asItem() == Items.PLAYER_HEAD
&& javaItem.getNbt() != null) {
FakeHeadProvider.setHead(session, session.getPlayerEntity(), javaItem.getNbt().get("SkullOwner"));
} else {
FakeHeadProvider.restoreOriginalSkin(session, session.getPlayerEntity());
}
}
if (slot >= 1 && slot <= 44) {
InventorySlotPacket slotPacket = new InventorySlotPacket();
if (slot >= 9) {
slotPacket.setContainerId(ContainerId.INVENTORY);
if (slot >= 36) {
slotPacket.setSlot(slot - 36);
} else {
slotPacket.setSlot(slot);
}
} else if (slot >= 5) {
slotPacket.setContainerId(ContainerId.ARMOR);
slotPacket.setSlot(slot - 5);
} else {
slotPacket.setContainerId(ContainerId.UI);
slotPacket.setSlot(slot + 27);
}
slotPacket.setItem(bedrockItem);
session.sendUpstreamPacket(slotPacket);
} else if (slot == 45) {
InventoryContentPacket offhandPacket = new InventoryContentPacket();
offhandPacket.setContainerId(ContainerId.OFFHAND);
offhandPacket.setContents(Collections.singletonList(bedrockItem));
session.sendUpstreamPacket(offhandPacket);
}
}
@Override
public int bedrockSlotToJava(ItemStackRequestSlotData slotInfoData) {
int slotnum = slotInfoData.getSlot();
switch (slotInfoData.getContainer()) {
case HOTBAR_AND_INVENTORY:
case HOTBAR:
case INVENTORY:
// Inventory
if (slotnum >= 9 && slotnum <= 35) {
return slotnum;
}
// Hotbar
if (slotnum >= 0 && slotnum <= 8) {
return slotnum + 36;
}
break;
case ARMOR:
if (slotnum >= 0 && slotnum <= 3) {
return slotnum + 5;
}
break;
case OFFHAND:
return 45;
case CRAFTING_INPUT:
if (slotnum >= 28 && 31 >= slotnum) {
return slotnum - 27;
}
break;
case CREATED_OUTPUT:
return 0;
}
return slotnum;
}
@Override
public int javaSlotToBedrock(int slot) {
return -1;
}
@Override
public BedrockContainerSlot javaSlotToBedrockContainer(int slot) {
if (slot >= 36 && slot <= 44) {
return new BedrockContainerSlot(ContainerSlotType.HOTBAR, slot - 36);
} else if (slot >= 9 && slot <= 35) {
return new BedrockContainerSlot(ContainerSlotType.INVENTORY, slot);
} else if (slot >= 5 && slot <= 8) {
return new BedrockContainerSlot(ContainerSlotType.ARMOR, slot - 5);
} else if (slot == 45) {
return new BedrockContainerSlot(ContainerSlotType.OFFHAND, 1);
} else if (slot >= 1 && slot <= 4) {
return new BedrockContainerSlot(ContainerSlotType.CRAFTING_INPUT, slot + 27);
} else if (slot == 0) {
return new BedrockContainerSlot(ContainerSlotType.CRAFTING_OUTPUT, 0);
} else {
throw new IllegalArgumentException("Unknown bedrock slot");
}
}
@Override
public SlotType getSlotType(int javaSlot) {
if (javaSlot == 0)
return SlotType.OUTPUT;
return SlotType.NORMAL;
}
@Override
public ItemStackResponse translateRequest(GeyserSession session, Inventory inventory, ItemStackRequest request) {
if (session.getGameMode() != GameMode.CREATIVE) {
return super.translateRequest(session, inventory, request);
}
PlayerInventory playerInv = session.getPlayerInventory();
IntSet affectedSlots = new IntOpenHashSet();
for (ItemStackRequestAction action : request.getActions()) {
switch (action.getType()) {
case TAKE, PLACE -> {
TransferItemStackRequestAction transferAction = (TransferItemStackRequestAction) action;
if (!(checkNetId(session, inventory, transferAction.getSource()) && checkNetId(session, inventory, transferAction.getDestination()))) {
return rejectRequest(request);
}
if (isCraftingGrid(transferAction.getSource()) || isCraftingGrid(transferAction.getDestination())) {
return rejectRequest(request, false);
}
int transferAmount = transferAction.getCount();
if (isCursor(transferAction.getDestination())) {
int sourceSlot = bedrockSlotToJava(transferAction.getSource());
GeyserItemStack sourceItem = inventory.getItem(sourceSlot);
if (playerInv.getCursor().isEmpty()) {
playerInv.setCursor(sourceItem.copy(0), session);
}
playerInv.getCursor().add(transferAmount);
sourceItem.sub(transferAmount);
affectedSlots.add(sourceSlot);
} else if (isCursor(transferAction.getSource())) {
int destSlot = bedrockSlotToJava(transferAction.getDestination());
GeyserItemStack sourceItem = playerInv.getCursor();
if (inventory.getItem(destSlot).isEmpty()) {
inventory.setItem(destSlot, sourceItem.copy(0), session);
}
inventory.getItem(destSlot).add(transferAmount);
sourceItem.sub(transferAmount);
affectedSlots.add(destSlot);
} else {
int sourceSlot = bedrockSlotToJava(transferAction.getSource());
int destSlot = bedrockSlotToJava(transferAction.getDestination());
GeyserItemStack sourceItem = inventory.getItem(sourceSlot);
if (inventory.getItem(destSlot).isEmpty()) {
inventory.setItem(destSlot, sourceItem.copy(0), session);
}
inventory.getItem(destSlot).add(transferAmount);
sourceItem.sub(transferAmount);
affectedSlots.add(sourceSlot);
affectedSlots.add(destSlot);
}
}
case SWAP -> {
SwapAction swapAction = (SwapAction) action;
if (!(checkNetId(session, inventory, swapAction.getSource()) && checkNetId(session, inventory, swapAction.getDestination()))) {
return rejectRequest(request);
}
if (isCraftingGrid(swapAction.getSource()) || isCraftingGrid(swapAction.getDestination())) {
return rejectRequest(request, false);
}
if (isCursor(swapAction.getDestination())) {
int sourceSlot = bedrockSlotToJava(swapAction.getSource());
GeyserItemStack sourceItem = inventory.getItem(sourceSlot);
GeyserItemStack destItem = playerInv.getCursor();
playerInv.setCursor(sourceItem, session);
inventory.setItem(sourceSlot, destItem, session);
affectedSlots.add(sourceSlot);
} else if (isCursor(swapAction.getSource())) {
int destSlot = bedrockSlotToJava(swapAction.getDestination());
GeyserItemStack sourceItem = playerInv.getCursor();
GeyserItemStack destItem = inventory.getItem(destSlot);
inventory.setItem(destSlot, sourceItem, session);
playerInv.setCursor(destItem, session);
affectedSlots.add(destSlot);
} else {
int sourceSlot = bedrockSlotToJava(swapAction.getSource());
int destSlot = bedrockSlotToJava(swapAction.getDestination());
GeyserItemStack sourceItem = inventory.getItem(sourceSlot);
GeyserItemStack destItem = inventory.getItem(destSlot);
inventory.setItem(destSlot, sourceItem, session);
inventory.setItem(sourceSlot, destItem, session);
affectedSlots.add(sourceSlot);
affectedSlots.add(destSlot);
}
}
case DROP -> {
DropAction dropAction = (DropAction) action;
if (!checkNetId(session, inventory, dropAction.getSource())) {
return rejectRequest(request);
}
if (isCraftingGrid(dropAction.getSource())) {
return rejectRequest(request, false);
}
GeyserItemStack sourceItem;
if (isCursor(dropAction.getSource())) {
sourceItem = playerInv.getCursor();
} else {
int sourceSlot = bedrockSlotToJava(dropAction.getSource());
sourceItem = inventory.getItem(sourceSlot);
affectedSlots.add(sourceSlot);
}
if (sourceItem.isEmpty()) {
return rejectRequest(request);
}
ServerboundSetCreativeModeSlotPacket creativeDropPacket = new ServerboundSetCreativeModeSlotPacket(-1, sourceItem.getItemStack(dropAction.getCount()));
session.sendDownstreamGamePacket(creativeDropPacket);
sourceItem.sub(dropAction.getCount());
}
case DESTROY -> {
// Only called when a creative client wants to destroy an item... I think - Camotoy
DestroyAction destroyAction = (DestroyAction) action;
if (!checkNetId(session, inventory, destroyAction.getSource())) {
return rejectRequest(request);
}
if (isCraftingGrid(destroyAction.getSource())) {
return rejectRequest(request, false);
}
if (!isCursor(destroyAction.getSource())) {
// Item exists; let's remove it from the inventory
int javaSlot = bedrockSlotToJava(destroyAction.getSource());
GeyserItemStack existingItem = inventory.getItem(javaSlot);
existingItem.sub(destroyAction.getCount());
affectedSlots.add(javaSlot);
} else {
// Just sync up the item on our end, since the server doesn't care what's in our cursor
playerInv.getCursor().sub(destroyAction.getCount());
}
}
default -> {
session.getGeyser().getLogger().error("Unknown crafting state induced by " + session.bedrockUsername());
return rejectRequest(request);
}
}
}
// Manually call iterator to prevent Integer boxing
IntIterator it = affectedSlots.iterator();
while (it.hasNext()) {
int slot = it.nextInt();
sendCreativeAction(session, inventory, slot);
}
return acceptRequest(request, makeContainerEntries(session, inventory, affectedSlots));
}
@Override
protected ItemStackResponse translateCreativeRequest(GeyserSession session, Inventory inventory, ItemStackRequest request) {
ItemStack javaCreativeItem = null;
IntSet affectedSlots = new IntOpenHashSet();
CraftState craftState = CraftState.START;
for (ItemStackRequestAction action : request.getActions()) {
switch (action.getType()) {
case CRAFT_CREATIVE: {
CraftCreativeAction creativeAction = (CraftCreativeAction) action;
if (craftState != CraftState.START) {
return rejectRequest(request);
}
craftState = CraftState.RECIPE_ID;
int creativeId = creativeAction.getCreativeItemNetworkId() - 1;
ItemData[] creativeItems = session.getItemMappings().getCreativeItems();
if (creativeId < 0 || creativeId >= creativeItems.length) {
return rejectRequest(request);
}
// Reference the creative items list we send to the client to know what it's asking of us
ItemData creativeItem = creativeItems[creativeId];
javaCreativeItem = ItemTranslator.translateToJava(creativeItem, session.getItemMappings());
break;
}
case CRAFT_RESULTS_DEPRECATED: {
if (craftState != CraftState.RECIPE_ID) {
return rejectRequest(request);
}
craftState = CraftState.DEPRECATED;
break;
}
case DESTROY: {
DestroyAction destroyAction = (DestroyAction) action;
if (craftState != CraftState.DEPRECATED) {
return rejectRequest(request);
}
int sourceSlot = bedrockSlotToJava(destroyAction.getSource());
inventory.setItem(sourceSlot, GeyserItemStack.EMPTY, session); //assume all creative destroy requests will empty the slot
affectedSlots.add(sourceSlot);
break;
}
case TAKE:
case PLACE: {
TransferItemStackRequestAction transferAction = (TransferItemStackRequestAction) action;
if (!(craftState == CraftState.DEPRECATED || craftState == CraftState.TRANSFER)) {
return rejectRequest(request);
}
craftState = CraftState.TRANSFER;
if (transferAction.getSource().getContainer() != ContainerSlotType.CREATED_OUTPUT) {
return rejectRequest(request);
}
if (isCursor(transferAction.getDestination())) {
if (session.getPlayerInventory().getCursor().isEmpty()) {
GeyserItemStack newItemStack = GeyserItemStack.from(javaCreativeItem);
newItemStack.setAmount(transferAction.getCount());
session.getPlayerInventory().setCursor(newItemStack, session);
} else {
session.getPlayerInventory().getCursor().add(transferAction.getCount());
}
//cursor is always included in response
} else {
int destSlot = bedrockSlotToJava(transferAction.getDestination());
if (inventory.getItem(destSlot).isEmpty()) {
GeyserItemStack newItemStack = GeyserItemStack.from(javaCreativeItem);
newItemStack.setAmount(transferAction.getCount());
inventory.setItem(destSlot, newItemStack, session);
} else {
inventory.getItem(destSlot).add(transferAction.getCount());
}
affectedSlots.add(destSlot);
}
break;
}
case DROP: {
// Can be replicated as of 1.18.2 Bedrock on mobile by clicking from the creative menu to outside it
if (craftState != CraftState.DEPRECATED) {
return rejectRequest(request);
}
DropAction dropAction = (DropAction) action;
if (dropAction.getSource().getContainer() != ContainerSlotType.CREATED_OUTPUT || dropAction.getSource().getSlot() != 50) {
return rejectRequest(request);
}
ItemStack dropStack;
if (dropAction.getCount() == javaCreativeItem.getAmount()) {
dropStack = javaCreativeItem;
} else {
// Specify custom count
dropStack = new ItemStack(javaCreativeItem.getId(), dropAction.getCount(), javaCreativeItem.getNbt());
}
ServerboundSetCreativeModeSlotPacket creativeDropPacket = new ServerboundSetCreativeModeSlotPacket(-1, dropStack);
session.sendDownstreamGamePacket(creativeDropPacket);
break;
}
default:
return rejectRequest(request);
}
}
// Manually call iterator to prevent Integer boxing
IntIterator it = affectedSlots.iterator();
while (it.hasNext()) {
int slot = it.nextInt();
sendCreativeAction(session, inventory, slot);
}
return acceptRequest(request, makeContainerEntries(session, inventory, affectedSlots));
}
private static void sendCreativeAction(GeyserSession session, Inventory inventory, int slot) {
GeyserItemStack item = inventory.getItem(slot);
ItemStack itemStack = item.isEmpty() ? new ItemStack(-1, 0, null) : item.getItemStack();
ServerboundSetCreativeModeSlotPacket creativePacket = new ServerboundSetCreativeModeSlotPacket(slot, itemStack);
session.sendDownstreamGamePacket(creativePacket);
}
private static boolean isCraftingGrid(ItemStackRequestSlotData slotInfoData) {
return slotInfoData.getContainer() == ContainerSlotType.CRAFTING_INPUT;
}
@Override
public Inventory createInventory(String name, int windowId, ContainerType containerType, PlayerInventory playerInventory) {
throw new UnsupportedOperationException();
}
@Override
public boolean prepareInventory(GeyserSession session, Inventory inventory) {
return true;
}
@Override
public void openInventory(GeyserSession session, Inventory inventory) {
ContainerOpenPacket containerOpenPacket = new ContainerOpenPacket();
containerOpenPacket.setId((byte) 0);
containerOpenPacket.setType(org.cloudburstmc.protocol.bedrock.data.inventory.ContainerType.INVENTORY);
containerOpenPacket.setUniqueEntityId(-1);
containerOpenPacket.setBlockPosition(session.getPlayerEntity().getPosition().toInt());
session.sendUpstreamPacket(containerOpenPacket);
}
@Override
public void closeInventory(GeyserSession session, Inventory inventory) {
ContainerClosePacket packet = new ContainerClosePacket();
packet.setServerInitiated(true);
packet.setId((byte) ContainerId.INVENTORY);
session.sendUpstreamPacket(packet);
}
@Override
public void updateProperty(GeyserSession session, Inventory inventory, int key, int value) {
}
}