Cleanup and fixes

connector/src/main/java/org/geysermc/connector/network/translators/bedrock/BedrockInventoryTransactionTranslator.java

@@ -55,6 +55,7 @@ import org.geysermc.connector.network.session.GeyserSession;
 import org.geysermc.connector.network.translators.PacketTranslator;
 import org.geysermc.connector.network.translators.TranslatorsInit;
 import org.geysermc.connector.network.translators.inventory.InventoryTranslator;
+import org.geysermc.connector.network.translators.inventory.SlotType;
 
 import java.util.*;
 
@@ -237,8 +238,19 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
                         if (containerAction != null) {
                             //left/right click
                             List<ClickAction> plan = new ArrayList<>();
-                            ItemStack translatedCursor = TranslatorsInit.getItemTranslator().translateToJava(cursorAction.getFromItem());
+                            ItemStack translatedCursor = cursorAction.getFromItem().isValid() ?
-                            boolean refresh = !Objects.equals(session.getInventory().getCursor(), translatedCursor.getId() == 0 ? null : translatedCursor); //refresh slot if there is a cursor mismatch
+                                    TranslatorsInit.getItemTranslator().translateToJava(cursorAction.getFromItem()) : null;
+                            ItemStack currentCursor = session.getInventory().getCursor();
+                            boolean refresh = false;
+                            if (currentCursor != null) {
+                                if (translatedCursor != null) {
+                                    refresh = !(currentCursor.getId() == translatedCursor.getId() &&
+                                            currentCursor.getAmount() == translatedCursor.getAmount());
+                                } else {
+                                    refresh = true;
+                                }
+                            }
+
                             int javaSlot = translator.bedrockSlotToJava(containerAction);
                             if (cursorAction.getFromItem().equals(containerAction.getToItem()) &&
                                     containerAction.getFromItem().equals(cursorAction.getToItem()) &&
@@ -258,7 +270,7 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
                                     if (containerAction.getToItem().getCount() == 0) { //pickup all
                                         Click.LEFT.onSlot(javaSlot, plan);
                                     } else { //pickup some
-                                        if (translator.isOutputSlot(javaSlot) ||
+                                        if (translator.getSlotType(javaSlot) == SlotType.FURNACE_OUTPUT ||
                                                 containerAction.getToItem().getCount() == containerAction.getFromItem().getCount() / 2) { //right click
                                             Click.RIGHT.onSlot(javaSlot, plan);
                                         } else {
@@ -270,7 +282,7 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
                                         }
                                     }
                                 } else { //pickup into non-empty cursor
-                                    if (translator.isOutputSlot(javaSlot)) {
+                                    if (translator.getSlotType(javaSlot) == SlotType.FURNACE_OUTPUT) {
                                         if (containerAction.getToItem().getCount() == 0) {
                                             Click.LEFT.onSlot(javaSlot, plan);
                                         } else {
@@ -282,7 +294,7 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
                                             translator.updateInventory(session, inventory);
                                             return;
                                         }
-                                    } else if ((inventory.getId() == 0 || inventory.getWindowType() == WindowType.CRAFTING) && javaSlot == 0) { //crafting output
+                                    } else if (translator.getSlotType(javaSlot) == SlotType.OUTPUT) {
                                         Click.LEFT.onSlot(javaSlot, plan);
                                     } else {
                                         int cursorSlot = findTempSlot(inventory, session.getInventory().getCursor(), Collections.singletonList(javaSlot));
@@ -319,7 +331,7 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
                         int fromSlot = translator.bedrockSlotToJava(fromAction);
                         int toSlot = translator.bedrockSlotToJava(toAction);
 
-                        if ((inventory.getId() == 0 || inventory.getWindowType() == WindowType.CRAFTING) && fromSlot == 0) {
+                        if (translator.getSlotType(fromSlot) == SlotType.OUTPUT) {
                             if ((craftSlot != 0 && craftSlot != -2) && (inventory.getItem(toSlot) == null ||
                                     canStack(session.getInventory().getCursor(), inventory.getItem(toSlot)))) {
                                 boolean refresh = false;
@@ -360,7 +372,7 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
                                 Click.LEFT.onSlot(fromSlot, plan);
                             }
                         } else if (canStack(fromAction.getFromItem(), toAction.getToItem())) { //partial item move
-                            if (translator.isOutputSlot(fromSlot)) {
+                            if (translator.getSlotType(fromSlot) == SlotType.FURNACE_OUTPUT) {
                                 ClientWindowActionPacket shiftClickPacket = new ClientWindowActionPacket(inventory.getId(),
                                         inventory.getTransactionId().getAndIncrement(),
                                         fromSlot, refreshItem, WindowAction.SHIFT_CLICK_ITEM,
@@ -368,7 +380,7 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
                                 session.getDownstream().getSession().send(shiftClickPacket);
                                 translator.updateInventory(session, inventory);
                                 return;
-                            } else if ((inventory.getId() == 0 || inventory.getWindowType() == WindowType.CRAFTING) && fromSlot == 0) {
+                            } else if (translator.getSlotType(fromSlot) == SlotType.OUTPUT) {
                                 session.setCraftSlot(cursorSlot);
                                 Click.LEFT.onSlot(fromSlot, plan);
                                 int difference = toAction.getToItem().getCount() - toAction.getFromItem().getCount();
@@ -477,7 +489,7 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
     private boolean canStack(ItemStack item1, ItemStack item2) {
         if (item1 == null || item2 == null)
             return false;
-        return item1.getId() == item2.getId() && item1.getNbt() == item2.getNbt();
+        return item1.getId() == item2.getId() && Objects.equals(item1.getNbt(), item2.getNbt());
     }
 
     private boolean canStack(ItemData item1, ItemData item2) {
@@ -494,13 +506,15 @@ public class BedrockInventoryTransactionTranslator extends PacketTranslator<Inve
             ItemStack cursorItem = playerInventory.getCursor();
             ItemStack clickedItem = inventory.getItem(action.slot);
             short actionId = (short) inventory.getTransactionId().getAndIncrement();
-            boolean craftingOutput = (inventory.getId() == 0 || inventory.getWindowType() == WindowType.CRAFTING) && action.slot == 0;
+            boolean isOutput = translator.getSlotType(action.slot) == SlotType.OUTPUT;
-            if (craftingOutput || translator.isOutputSlot(action.slot))
+
+            if (isOutput || translator.getSlotType(action.slot) == SlotType.FURNACE_OUTPUT)
                 refresh = true;
             ClientWindowActionPacket clickPacket = new ClientWindowActionPacket(inventory.getId(),
                     actionId, action.slot, !planIter.hasNext() && refresh ? refreshItem : fixStack(clickedItem),
                     WindowAction.CLICK_ITEM, action.click.actionParam);
-            if (craftingOutput) { //crafting output
+
+            if (isOutput) {
                 if (cursorItem == null && clickedItem != null) {
                     playerInventory.setCursor(clickedItem);
                 } else if (canStack(cursorItem, clickedItem)) {

connector/src/main/java/org/geysermc/connector/network/translators/inventory/AnvilInventoryTranslator.java

@@ -28,14 +28,6 @@ package org.geysermc.connector.network.translators.inventory;
 import com.nukkitx.protocol.bedrock.data.ContainerId;
 import com.nukkitx.protocol.bedrock.data.ContainerType;
 import com.nukkitx.protocol.bedrock.data.InventoryAction;
-import com.nukkitx.protocol.bedrock.data.ItemData;
-import com.nukkitx.protocol.bedrock.packet.InventoryContentPacket;
-import com.nukkitx.protocol.bedrock.packet.InventorySlotPacket;
-import org.geysermc.connector.inventory.Inventory;
-import org.geysermc.connector.network.session.GeyserSession;
-import org.geysermc.connector.network.translators.TranslatorsInit;
-
-import java.util.Arrays;
 
 public class AnvilInventoryTranslator extends BlockInventoryTranslator {
     public AnvilInventoryTranslator() {
@@ -44,31 +36,23 @@ public class AnvilInventoryTranslator extends BlockInventoryTranslator {
 
     @Override
     public int bedrockSlotToJava(InventoryAction action) {
-        int slotnum = action.getSlot();
+        if (action.getSource().getContainerId() == ContainerId.CURSOR) {
-        if (action.getSource().getContainerId() == ContainerId.INVENTORY) {
+            switch (action.getSlot()) {
-            //hotbar
+                case 1:
-            if (slotnum >= 9) {
+                    return 0;
-                return slotnum + this.size - 9;
+                case 2:
-            } else {
+                    return 1;
-                return slotnum + this.size + 27;
+                case 50:
-            }
+                    return 2;
-        } else {
-            if (action.getSource().getContainerId() == ContainerId.CURSOR) {
-                switch (slotnum) {
-                    case 1:
-                        return 0;
-                    case 2:
-                        return 1;
-                    case 50:
-                        return 2;
-                }
             }
         }
-        return slotnum;
+        return super.bedrockSlotToJava(action);
     }
 
     @Override
-    public boolean isOutputSlot(int slot) {
+    public SlotType getSlotType(int javaSlot) {
-        return slot == 2;
+        if (javaSlot == 2)
+            return SlotType.OUTPUT;
+        return SlotType.NORMAL;
     }
 }

connector/src/main/java/org/geysermc/connector/network/translators/inventory/BlockInventoryTranslator.java

@@ -38,8 +38,8 @@ import org.geysermc.connector.network.translators.block.BlockEntry;
 import org.geysermc.connector.world.GlobalBlockPalette;
 
 public class BlockInventoryTranslator extends ContainerInventoryTranslator {
-    protected final int blockId;
+    final int blockId;
-    protected final ContainerType containerType;
+    private final ContainerType containerType;
 
     public BlockInventoryTranslator(int size, int blockId, ContainerType containerType) {
         super(size);

connector/src/main/java/org/geysermc/connector/network/translators/inventory/BrewingStandInventoryTranslator.java

@@ -25,7 +25,6 @@
 
 package org.geysermc.connector.network.translators.inventory;
 
-import com.nukkitx.protocol.bedrock.data.ContainerId;
 import com.nukkitx.protocol.bedrock.data.ContainerType;
 import com.nukkitx.protocol.bedrock.data.InventoryAction;
 import com.nukkitx.protocol.bedrock.packet.ContainerSetDataPacket;
@@ -58,27 +57,18 @@ public class BrewingStandInventoryTranslator extends BlockInventoryTranslator {
 
     @Override
     public int bedrockSlotToJava(InventoryAction action) {
-        int slotnum = action.getSlot();
+        int slotnum = super.bedrockSlotToJava(action);
-        if (action.getSource().getContainerId() == ContainerId.INVENTORY) {
+        switch (slotnum) {
-            //hotbar
+            case 0:
-            if (slotnum >= 9) {
+                return 3;
-                return slotnum + this.size - 9;
+            case 1:
-            } else {
+                return 0;
-                return slotnum + this.size + 27;
+            case 2:
-            }
+                return 1;
-        } else {
+            case 3:
-            switch (slotnum) {
+                return 2;
-                case 0:
+            default:
-                    return 3;
+                return slotnum;
-                case 1:
-                    return 0;
-                case 2:
-                    return 1;
-                case 3:
-                    return 2;
-                default:
-                    return slotnum;
-            }
         }
     }
 

connector/src/main/java/org/geysermc/connector/network/translators/inventory/ContainerInventoryTranslator.java

@@ -35,7 +35,7 @@ import org.geysermc.connector.network.session.GeyserSession;
 import org.geysermc.connector.network.translators.TranslatorsInit;
 
 public abstract class ContainerInventoryTranslator extends InventoryTranslator {
-    public ContainerInventoryTranslator(int size) {
+    ContainerInventoryTranslator(int size) {
         super(size);
     }
 
@@ -97,7 +97,7 @@ public abstract class ContainerInventoryTranslator extends InventoryTranslator {
     }
 
     @Override
-    public boolean isOutputSlot(int slot) {
+    public SlotType getSlotType(int javaSlot) {
-        return false;
+        return SlotType.NORMAL;
     }
 }

connector/src/main/java/org/geysermc/connector/network/translators/inventory/CraftingTableInventoryTranslator.java

@@ -59,21 +59,21 @@ public class CraftingTableInventoryTranslator extends ContainerInventoryTranslat
 
     @Override
     public int bedrockSlotToJava(InventoryAction action) {
-        int slotnum = action.getSlot();
+        if (action.getSource().getContainerId() == ContainerId.CURSOR) {
-        if (action.getSource().getContainerId() == ContainerId.INVENTORY) {
+            int slotnum = action.getSlot();
-            //hotbar
-            if (slotnum >= 9) {
-                return slotnum + this.size - 9;
-            } else {
-                return slotnum + this.size + 27;
-            }
-        } else {
             if (slotnum >= 32 && 42 >= slotnum) {
                 return slotnum - 31;
             } else if (slotnum == 50) {
                 return 0;
             }
-            return slotnum;
         }
+        return super.bedrockSlotToJava(action);
+    }
+
+    @Override
+    public SlotType getSlotType(int javaSlot) {
+        if (javaSlot == 0)
+            return SlotType.OUTPUT;
+        return SlotType.NORMAL;
     }
 }

connector/src/main/java/org/geysermc/connector/network/translators/inventory/FurnaceInventoryTranslator.java

@@ -26,7 +26,6 @@
 package org.geysermc.connector.network.translators.inventory;
 
 import com.nukkitx.protocol.bedrock.data.ContainerType;
-import com.nukkitx.protocol.bedrock.data.InventoryAction;
 import com.nukkitx.protocol.bedrock.packet.ContainerSetDataPacket;
 import org.geysermc.connector.inventory.Inventory;
 import org.geysermc.connector.network.session.GeyserSession;
@@ -59,7 +58,9 @@ public class FurnaceInventoryTranslator extends BlockInventoryTranslator {
     }
 
     @Override
-    public boolean isOutputSlot(int slot) {
+    public SlotType getSlotType(int javaSlot) {
-        return slot == 2;
+        if (javaSlot == 2)
+            return SlotType.FURNACE_OUTPUT;
+        return SlotType.NORMAL;
     }
 }

connector/src/main/java/org/geysermc/connector/network/translators/inventory/InventoryTranslator.java

@@ -44,5 +44,5 @@ public abstract class InventoryTranslator {
     public abstract void updateSlot(GeyserSession session, Inventory inventory, int slot);
     public abstract int bedrockSlotToJava(InventoryAction action);
     public abstract int javaSlotToBedrock(int slot);
-    public abstract boolean isOutputSlot(int slot);
+    public abstract SlotType getSlotType(int javaSlot);
 }

connector/src/main/java/org/geysermc/connector/network/translators/inventory/PlayerInventoryTranslator.java

@@ -119,15 +119,13 @@ public class PlayerInventoryTranslator extends InventoryTranslator {
                 break;
             case ContainerId.OFFHAND:
                 return 45;
-            case ContainerId.CRAFTING_ADD_INGREDIENT:
-            case ContainerId.CRAFTING_REMOVE_INGREDIENT:
-                return slotnum + 1;
             case ContainerId.CURSOR:
                 if (slotnum >= 28 && 31 >= slotnum) {
                     return slotnum - 27;
                 } else if (slotnum == 50) {
                     return 0;
                 }
+                break;
         }
         return slotnum;
     }
@@ -138,8 +136,10 @@ public class PlayerInventoryTranslator extends InventoryTranslator {
     }
 
     @Override
-    public boolean isOutputSlot(int slot) {
+    public SlotType getSlotType(int javaSlot) {
-        return false;
+        if (javaSlot == 0)
+            return SlotType.OUTPUT;
+        return SlotType.NORMAL;
     }
 
     @Override

connector/src/main/java/org/geysermc/connector/network/translators/inventory/SlotType.java

@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2019 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.connector.network.translators.inventory;
+
+public enum SlotType {
+    NORMAL,
+    OUTPUT,
+    FURNACE_OUTPUT
+}