FIX: Inventory change when cheating items (TODO: Linked slots)

CMakeLists.txt

@@ -111,7 +111,6 @@ CPMAddPackage(
         "ALSOFT_STATIC_LIBGCC ON"
 )
 
-# TODO: Clear this paths with *
 file(GLOB SERVER_SOURCES
     "project/lib_projects/raknet/jni/RaknetSources/*.cpp"
     "src/NinecraftApp.cpp"

src/SharedConstants.h

@@ -16,8 +16,9 @@ namespace SharedConstants
 {
 	// 0.5.0 uses NPv8
 	// 0.6.0 uses NPv9
-    const int NetworkProtocolVersion = 9;
-	const int NetworkProtocolLowestSupportedVersion = 9;
+	// TODO: Better proto check
+    const int NetworkProtocolVersion = 10;
+	const int NetworkProtocolLowestSupportedVersion = 10;
 	const int GameProtocolVersion = 1;
 	const int GameProtocolLowestSupportedVersion = 1;
 

src/client/Minecraft.cpp

@@ -726,6 +726,21 @@ void Minecraft::tickInput() {
 			if (key == Keyboard::KEY_F3) {
 				options.toggle(OPTIONS_RENDER_DEBUG);
 			}
+			
+			// TODO: replace it with client /give command :face_vomiting:
+			if (key == Keyboard::KEY_F4) {
+				player->inventory->add(new ItemInstance(Tile::redBrick));
+				player->inventory->add(new ItemInstance(Item::ironIngot, 64));
+				player->inventory->add(new ItemInstance(Item::ironIngot, 34));
+				player->inventory->add(new ItemInstance(Tile::stonecutterBench));
+				player->inventory->add(new ItemInstance(Tile::workBench));
+				player->inventory->add(new ItemInstance(Tile::furnace));
+				player->inventory->add(new ItemInstance(Tile::wood, 54));
+				player->inventory->add(new ItemInstance(Item::stick, 14));
+				player->inventory->add(new ItemInstance(Item::coal, 31));
+				player->inventory->add(new ItemInstance(Tile::sand, 6));
+
+			}
 
 			if (key == Keyboard::KEY_F5) {
 				options.toggle(OPTIONS_THIRD_PERSON_VIEW);

src/client/gui/screens/crafting/PaneCraftingScreen.cpp

@@ -16,7 +16,12 @@
 #include "../../../../world/level/Level.h"
 #include "../../../../world/item/DyePowderItem.h"
 #include "../../../../world/item/crafting/Recipe.h"
+#include "network/RakNetInstance.h"
+#include "network/packet/WantCreatePacket.h"
 #include "platform/input/Keyboard.h"
+#include <cstdint>
+#include <iostream>
+#include <string>
 
 static NinePatchLayer* guiPaneFrame = NULL;
 
@@ -193,6 +198,26 @@ void PaneCraftingScreen::setupPositions() {
 }
 
 void PaneCraftingScreen::tick() {
+	if (minecraft->isOnline()) {
+		// TODO: Make better algorithm
+		static std::map<uint8_t, uint16_t> oldMap = {};
+		std::map<uint8_t, uint16_t> newMap = {};
+
+		for (int i = Inventory::MAX_SELECTION_SIZE; i < minecraft->player->inventory->getContainerSize(); ++i) {
+			auto itm = minecraft->player->inventory->getItem(i);
+
+			if (itm != NULL) {
+				newMap[itm->id] += itm->count;
+			}
+		}
+
+		if (oldMap != newMap) {
+			oldMap = newMap;
+			newMap = {};
+			recheckRecipes();
+		}
+	}
+
 	if (pane) pane->tick();
 }
 
@@ -439,33 +464,38 @@ void PaneCraftingScreen::craftSelectedItem()
 	ItemInstance resultItem = currentItem->item;
 
 	if (minecraft->player) {
-		// Remove all items required for the recipe and ...
-		for (unsigned int i = 0; i < currentItem->neededItems.size(); ++i) {
-			CItem::ReqItem& req = currentItem->neededItems[i];
+		if (minecraft->isOnline()) {
+			WantCreatePacket packet(minecraft->player->entityId, resultItem.count, resultItem.getAuxValue(), resultItem.id);
+			minecraft->raknetInstance->send(packet);
+		} else {
+			// Remove all items required for the recipe and ...
+			for (unsigned int i = 0; i < currentItem->neededItems.size(); ++i) {
+				CItem::ReqItem& req = currentItem->neededItems[i];
 
-            // If the recipe allows any aux-value as ingredients, first deplete
-            // aux == 0 from inventory. Since I'm not sure if this always is
-            // correct, let's only do it for ingredient sandstone for now.
-            ItemInstance toRemove = req.item;
+				// If the recipe allows any aux-value as ingredients, first deplete
+				// aux == 0 from inventory. Since I'm not sure if this always is
+				// correct, let's only do it for ingredient sandstone for now.
+				ItemInstance toRemove = req.item;
 
-            if (Tile::sandStone->id == req.item.id
-             && Recipe::ANY_AUX_VALUE == req.item.getAuxValue()) {
-                 toRemove.setAuxValue(0);
-                 toRemove.count = minecraft->player->inventory->removeResource(toRemove, true);
-                 toRemove.setAuxValue(Recipe::ANY_AUX_VALUE);
-            }
+				if (Tile::sandStone->id == req.item.id
+				&& Recipe::ANY_AUX_VALUE == req.item.getAuxValue()) {
+					toRemove.setAuxValue(0);
+					toRemove.count = minecraft->player->inventory->removeResource(toRemove, true);
+					toRemove.setAuxValue(Recipe::ANY_AUX_VALUE);
+				}
 
-            if (toRemove.count > 0) {
-                minecraft->player->inventory->removeResource(toRemove);
-            }
+				if (toRemove.count > 0) {
+					minecraft->player->inventory->removeResource(toRemove);
+				}
+			}
+			// ... add the new one! (in this order, to fill empty slots better)
+			// if it doesn't fit, throw it on the ground!
+			if (!minecraft->player->inventory->add(&resultItem)) {
+				minecraft->player->drop(new ItemInstance(resultItem), false);
+			}
+
+			recheckRecipes();
 		}
-		// ... add the new one! (in this order, to fill empty slots better)
-		// if it doesn't fit, throw it on the ground!
-		if (!minecraft->player->inventory->add(&resultItem)) {
-			minecraft->player->drop(new ItemInstance(resultItem), false);
-		}
-
-		recheckRecipes();
 	}
 }
 

src/client/player/LocalPlayer.cpp

@@ -456,7 +456,7 @@ void LocalPlayer::tick() {
 		{
 			sentInventoryItemId   = newItemId;
 			sentInventoryItemData = newItemData;
-			PlayerEquipmentPacket packet(entityId, newItemId, newItemData);
+			PlayerEquipmentPacket packet(entityId, newItemId, newItemData, inventory->selected, inventory->getSlot(newItemId, newItemData));
 			minecraft->raknetInstance->send(packet);
 		}
 	}

src/network/ClientSideNetworkHandler.cpp

@@ -10,6 +10,7 @@
 #include "../world/entity/player/Inventory.h"
 #include "../client/Minecraft.h"
 #include "../client/gamemode/GameMode.h"
+#include "world/item/ItemInstance.h"
 #ifndef STANDALONE_SERVER
 #include "../client/gui/screens/DisconnectionScreen.h"
 #endif
@@ -386,6 +387,50 @@ void ClientSideNetworkHandler::handle(const RakNet::RakNetGUID& source, MovePlay
 	}
 }
 
+void ClientSideNetworkHandler::handle(const RakNet::RakNetGUID& source, SendInventoryPacket* packet) {
+	if (!level) return;
+
+	// TODO: Linked slots
+	if (packet->entityId == minecraft->player->entityId) {
+		auto items = packet->items;
+		
+		minecraft->player->inventory->replace(items);
+	}
+}
+
+void ClientSideNetworkHandler::handle(const RakNet::RakNetGUID& source, TakeItemPacket* packet) {
+	if (!level) return;
+
+	LOGI("TakeItemPacket\n");
+
+	ItemInstance* item;
+
+	item->count = packet->count;
+	item->id = packet->itemId;
+	item->setAuxValue(packet->auxValue);
+
+	// if (minecraft->player->entityId == packet->playerId) {
+	if (!minecraft->player->inventory->add(item)) {
+		minecraft->player->drop(new ItemInstance(*item), false);
+	}
+	// }
+}
+
+void ClientSideNetworkHandler::handle(const RakNet::RakNetGUID& source, RemoveItemPacket* packet) {
+	// Idk how it works...
+	if (!level) return;
+
+	ItemInstance item;
+
+	item.count = packet->count;
+	item.id = packet->itemId;
+	item.setAuxValue(packet->auxValue);
+
+	// if (minecraft->player->entityId == packet->playerId) {
+	minecraft->player->inventory->removeResource(item);
+	// }
+}
+
 void ClientSideNetworkHandler::handle(const RakNet::RakNetGUID& source, MoveEntityPacket* packet)
 {
 	if (!level)
@@ -782,6 +827,10 @@ void ClientSideNetworkHandler::handle(const RakNet::RakNetGUID& source, AnimateP
 	}
 }
 
+void ClientSideNetworkHandler::handle(const RakNet::RakNetGUID& source, WantCreatePacket* packet)
+{
+}
+
 void ClientSideNetworkHandler::handle(const RakNet::RakNetGUID& source, UseItemPacket* packet)
 {
 }

src/network/ClientSideNetworkHandler.h

@@ -77,6 +77,11 @@ public:
 	virtual void handle(const RakNet::RakNetGUID& source, ChatPacket* packet);
 	virtual void handle(const RakNet::RakNetGUID& source, AdventureSettingsPacket* packet);
 	virtual void handle(const RakNet::RakNetGUID& source, SignUpdatePacket* packet);
+	virtual void handle(const RakNet::RakNetGUID& source, RemoveItemPacket* packet);
+	virtual void handle(const RakNet::RakNetGUID& source, TakeItemPacket* packet);
+	virtual void handle(const RakNet::RakNetGUID& source, WantCreatePacket* packet);
+	virtual void handle(const RakNet::RakNetGUID& source, SendInventoryPacket* packet);
+
 private:
 
 	void requestNextChunk();

src/network/NetEventCallback.h

@@ -18,6 +18,8 @@ class RemovePlayerPacket;
 class RemoveEntityPacket;
 class MoveEntityPacket;
 //class TeleportEntityPacket;
+class RemoveItemPacket;
+class TakeItemPacket;
 class MovePlayerPacket;
 class PlaceBlockPacket;
 class RemoveBlockPacket;
@@ -48,6 +50,7 @@ class ContainerClosePacket;
 class ContainerSetSlotPacket;
 class ContainerSetDataPacket;
 class ContainerSetContentPacket;
+class WantCreatePacket;
 class ChatPacket;
 class SignUpdatePacket;
 class Minecraft;
@@ -119,6 +122,9 @@ public:
 	virtual void handle(const RakNet::RakNetGUID& source, SignUpdatePacket* packet) {}
 	virtual void handle(const RakNet::RakNetGUID& source, AdventureSettingsPacket* packet) {}
 	virtual void handle(const RakNet::RakNetGUID& source, AnimatePacket* packet) {}
+	virtual void handle(const RakNet::RakNetGUID& source, RemoveItemPacket* packet) {}
+	virtual void handle(const RakNet::RakNetGUID& source, TakeItemPacket* packet) {}
+	virtual void handle(const RakNet::RakNetGUID& source, WantCreatePacket* packet) {}
 
 	//
 	// Common implementation for Client and Server

src/network/Packet.cpp

@@ -2,6 +2,7 @@
 #include "Packet.h"
 #include "../world/level/chunk/LevelChunk.h"
 
+#include "network/packet/TakeItemPacket.h"
 #include "packet/PacketInclude.h"
 
 Packet::Packet()
@@ -41,10 +42,16 @@ Packet* MinecraftPackets::createPacket(int id)
 	case PACKET_ADDITEMENTITY:
 		packet = new AddItemEntityPacket();
 		break;
+	case PACKET_REMOVEITEM:
+		packet = new RemoveItemPacket();
+		break;
+	case PACKET_TAKEITEM:
+		packet = new TakeItemPacket();
+		break;
 	case PACKET_TAKEITEMENTITY:
 		packet = new TakeItemEntityPacket();
 		break;
-	case PACKET_ADDMOB:
+	case PACKET_ADDMOB:	
 		packet = new AddMobPacket();
 		break;
 	case PACKET_ADDPLAYER:
@@ -68,6 +75,9 @@ Packet* MinecraftPackets::createPacket(int id)
 	case PACKET_RESPAWN:
 		packet = new RespawnPacket();
 		break;
+	case PACKET_WANTCREATEITEM:
+		packet = new WantCreatePacket();
+		break;
 	case PACKET_REMOVEENTITY:
 		packet = new RemoveEntityPacket();
 		break;

src/network/Packet.h

@@ -33,7 +33,10 @@ enum MinecraftPacketIds
 	PACKET_REMOVEENTITY,
 	PACKET_ADDITEMENTITY,
 	PACKET_TAKEITEMENTITY,
-
+	PACKET_TAKEITEM,
+	PACKET_REMOVEITEM,
+	PACKET_WANTCREATEITEM,
+	
 	PACKET_MOVEENTITY,
 	PACKET_MOVEENTITY_POS,
 	PACKET_MOVEENTITY_ROT,

src/network/ServerSideNetworkHandler.cpp

@@ -5,6 +5,13 @@
 #include "../world/entity/player/Inventory.h"
 #include "../world/Container.h"
 #include "../world/inventory/BaseContainerMenu.h"
+#include "network/packet/ContainerSetSlotPacket.h"
+#include "network/packet/RemoveBlockPacket.h"
+#include "network/packet/SendInventoryPacket.h"
+#include "network/packet/UpdateBlockPacket.h"
+#include "network/packet/RemoveItemPacket.h"
+#include "network/packet/TakeItemPacket.h"
+#include "network/packet/WantCreatePacket.h"
 #include "packet/PacketInclude.h"
 
 #include "RakNetInstance.h"
@@ -13,6 +20,12 @@
 #include "../client/gamemode/GameMode.h"
 #include "../raknet/RakPeerInterface.h"
 #include "../raknet/PacketPriority.h"
+#include "platform/log.h"
+#include "world/item/ItemInstance.h"
+#include "world/phys/Vec3.h"
+#include "world/item/crafting/Recipe.h"
+#include "world/item/crafting/Recipes.h"
+#include <cstddef>
 #ifndef STANDALONE_SERVER
 #include "../client/sound/SoundEngine.h"
 #endif
@@ -179,7 +192,8 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, LoginPac
 	if (!_allowIncoming) return;
 
 	LOGI("LoginPacket\n");
-
+	
+	printf("%d", packet->clientNetworkVersion);
 	int loginStatus = LoginStatus::Success;
 	//
 	// Bad/incompatible client version
@@ -206,6 +220,8 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, LoginPac
 	newPlayer->name = packet->clientName.C_String();
 	_pendingPlayers.push_back(newPlayer);
 
+	LOGI("Adding new player... isCreative: %i\n", minecraft->isCreativeMode());
+
 	// Reset the player so he doesn't spawn inside blocks
 	while (newPlayer->y > 0) {
 		newPlayer->setPos(newPlayer->x, newPlayer->y, newPlayer->z);
@@ -244,6 +260,8 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, ReadyPac
 
 	if (packet->type == ReadyPacket::READY_REQUESTEDCHUNKS)
 		onReady_RequestedChunks(source);
+
+	LOGI("Ready player two ready ready player two!!\n ");
 }
 
 void ServerSideNetworkHandler::onReady_ClientGeneration(const RakNet::RakNetGUID& source)
@@ -342,6 +360,7 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, MovePlay
 	//LOGI("MovePlayerPacket\n");
 	if (Entity* entity = level->getEntity(packet->entityId))
 	{
+		
 		entity->xd = entity->yd = entity->zd = 0;
 		entity->lerpTo(packet->x, packet->y, packet->z, packet->yRot, packet->xRot, 3);
 
@@ -368,12 +387,29 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, RemoveBl
 	if (oldTile != NULL && changed) {
 		level->playSound(x + 0.5f, y + 0.5f, z + 0.5f, oldTile->soundType->getBreakSound(), (oldTile->soundType->getVolume() + 1) / 2, oldTile->soundType->getPitch() * 0.8f);
 
-		if (minecraft->gameMode->isSurvivalType() && player->canDestroy(oldTile))
+		if (minecraft->gameMode->isSurvivalType() && player->canDestroy(oldTile)) {
+			// From SurvivalMode.cpp
+			// Why tf i have to copy this shit from SurvivalMode class
+			// Why SurvivalMode class locked to LOCAL MINECRAFT PLAYER :sob: :sob: :sob: :sob: :sob: :sob: :sob: :sob:
+			// @fix @warn @ahtung @alert
+			ItemInstance* item = player->inventory->getSelected();
+			if (item != NULL) {
+				item->mineBlock(oldTile->id, x, y, z);
+				if (item->count == 0) {
+					//item->snap(minecraft->player);
+					player->inventory->clearSlot(player->inventory->selected);
+				}
+			}
+
 			//oldTile->spawnResources(level, x, y, z, data, 1); //@todo
 			oldTile->playerDestroy(level, player, x, y, z, data);
+		}
+			
 
 		oldTile->destroy(level, x, y, z, data);
 	}
+
+	LOGI("Remove block [%i, %i, %i]\n", packet->x, packet->y, packet->z);
 }
 
 void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, RequestChunkPacket* packet)
@@ -403,6 +439,8 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, RequestC
             raknetInstance->send(source, p);
         }
     }
+
+	// LOGI("Requested chunk [%i, %i]\n", packet->x, packet->z);
 }
 
 void ServerSideNetworkHandler::levelGenerated( Level* level )
@@ -429,23 +467,31 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, PlayerEq
 	if (!player) return;
 	if (rakPeer->GetMyGUID() == player->owner) return;
 
+	LOGI("Equip item: id %i aux %i\n", packet->itemId, packet->itemAuxValue);
+
 	// override the player's inventory
-	//int slot = player->inventory->getSlot(packet->itemId, packet->itemAuxValue);
-	int slot = Inventory::MAX_SELECTION_SIZE;
-	if (slot >= 0) {
-		if (packet->itemId == 0) {
-			player->inventory->clearSlot(slot);
-		} else {
-			// @note: 128 is an ugly hack for depletable items.
-			// @todo: fix
-			ItemInstance newItem(packet->itemId, 128, packet->itemAuxValue);
-			player->inventory->replaceSlot(slot, &newItem);
-		}
-		player->inventory->moveToSelectedSlot(slot, true);
-		redistributePacket(packet, source);
-	} else {
-		LOGW("Warning: Remote player doesn't have his thing, Odd!\n");
+	int slot = player->inventory->getSlot(packet->itemId, packet->itemAuxValue);
+
+	if (slot >= 0 && slot != packet->inventorySlot && packet->itemId != 0) {
+		LOGW("PlayerEquipmentPacket: Item in player inventory but slots doesn't match!");
+		packet->inventorySlot = slot;
 	}
+
+	if (slot < 0 && packet->itemId != 0) {
+		LOGW("PlayerEquipmentPacket: Remote player doesn't have his thing (or crafted it)!\n");
+
+		SendInventoryPacket newInventory (player, false);
+		raknetInstance->send(newInventory);
+
+		return;
+	}
+
+	player->inventory->selectSlot(packet->selectedSlot);
+	player->inventory->linkSlot(packet->selectedSlot, packet->inventorySlot, true);
+
+	player->inventory->print();
+
+	redistributePacket(packet, source);
 }
 
 void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, PlayerArmorEquipmentPacket* packet) {
@@ -455,6 +501,8 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, PlayerAr
     if (!player) return;
     if (rakPeer->GetMyGUID() == player->owner) return;
 
+	LOGI("Equip armor: %i %i %i %i\n", packet->head, packet->torso, packet->legs, packet->feet);
+
     packet->fillIn(player);
     redistributePacket(packet, source);
 }
@@ -466,6 +514,8 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, Interact
 	Entity* entity = level->getEntity(packet->targetId);
 	if (src && entity && src->isPlayer())
 	{
+		LOGI("Interact: source %i target %i\n", packet->sourceId, packet->targetId);
+
 		Player* player = (Player*) src;
 		if (InteractPacket::Attack == packet->action) {
 			player->swing();
@@ -506,12 +556,73 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, AnimateP
 	}
 	redistributePacket(packet, source);
 }
+void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, WantCreatePacket* packet) {
+	LOGI("WantCreatePacket\n");
+	Entity* entity = level->getEntity(packet->playerId);
+
+	if (entity && entity->isPlayer()) {
+		Player* p = (Player*)entity;
+		
+		auto playerInv = p->inventory;
+		
+		ItemInstance wantCreate;
+
+		wantCreate.id = packet->itemId;
+		wantCreate.count = packet->count;
+		wantCreate.setAuxValue(packet->auxValue);
+
+		Recipe* recipe = Recipes::getInstance()->getRecipeFor(wantCreate);
+
+		std::vector<ItemInstance> items = recipe->getItemPack().getItemInstances();
+
+		std::vector<int> checkForExists = {};
+
+		for (int i = Inventory::MAX_SELECTION_SIZE; i < p->inventory->getContainerSize(); ++i) {
+			auto itm = p->inventory->getItem(i);
+
+			if (itm != NULL) {
+				for (int y = 0; y < items.size(); y++) {
+					auto itmRecipe = items.at(y);
+
+					if (itmRecipe.id == itm->id && itm->count >= itmRecipe.count) {
+						checkForExists.push_back(itm->id);
+					}
+				}
+			}
+		}
+		
+		if (checkForExists.empty()) {
+			return;
+		}
+		
+		for (int i = 0; i < items.size(); i++) {
+			auto item = items.at(i);
+			
+    		auto it = std::find(checkForExists.begin(), checkForExists.end(), item.id);
+
+			if (it == checkForExists.end() && checkForExists.size() > 1) {
+				return;
+			}
+		}
+
+		for (int i = 0; i < items.size(); i++) {
+			RemoveItemPacket removePacket(packet->playerId, items.at(i).count, items.at(i).getAuxValue(), items.at(i).id);
+			raknetInstance->send(source, removePacket);
+
+			p->inventory->removeResource(ItemInstance(items.at(i).id, items.at(i).count, items.at(i).getAuxValue()));
+		}
+		TakeItemPacket itemAdd(p->entityId, wantCreate.count, wantCreate.getAuxValue(), wantCreate.id);
+		raknetInstance->send(source, itemAdd);
+
+		p->inventory->add(new ItemInstance(wantCreate.id, wantCreate.count, wantCreate.getAuxValue()));
+	}
+}
 
 void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, UseItemPacket* packet)
 {
 	if (!level) return;
 
-	LOGI("UseItemPacket\n");
+	LOGI("UseItemPacket: id %i data %i\n", packet->itemId, packet->itemData);
 	Entity* entity = level->getEntity(packet->entityId);
 	if (entity && entity->isPlayer()) {
 		Player* player = (Player*) entity;
@@ -522,7 +633,30 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, UseItemP
 		if (t && t->use(level, x, y, z, player)) return;
 		if (packet->item.isNull()) return;
 
-		ItemInstance* item = &packet->item;
+		ItemInstance* packetItem = &packet->item;
+
+		int slot = player->inventory->getSlot(packet->itemId, packet->itemData);
+
+		if (slot < 0) {
+			LOGW("UseItemPacket: Player doesn't have this item!\n");
+
+			auto pos = Vec3(packet->x, packet->y, packet->z);
+
+			if (ItemInstance::isBlock(packetItem)) {
+				LOGI("UseItemPacket: This is even block!!!\n");
+
+				pos.x += packet->clickX;
+				pos.y += packet->clickY;
+				pos.z += packet->clickZ;
+			}
+
+			UpdateBlockPacket refuse(pos.x, pos.y, pos.z, level->getTile(pos.x, pos.y, pos.z), level->getData(pos.x, pos.y, pos.z));
+			raknetInstance->send(refuse);
+
+			return;
+		}
+
+		ItemInstance* item = player->inventory->getItem(slot);
 
 		if(packet->face == 255) {
             // Special case: x,y,z means direction-of-action
@@ -533,6 +667,10 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, UseItemP
 			minecraft->gameMode->useItemOn(player, level, item, packet->x, packet->y, packet->z, packet->face,
 				Vec3(packet->clickX + packet->x, packet->clickY + packet->y, packet->clickZ + packet->z));
 		}
+
+		if (item && item->count <= 0) {
+			player->inventory->clearSlot(slot);
+		}
 		
 		//LOGW("Use Item not working! Out of synch?\n");
 
@@ -544,6 +682,8 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, UseItemP
 void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, EntityEventPacket* packet) {
 	if (!level) return;
 
+	LOGI("EntityEventPacket: id %i\n", packet->eventId);
+
 	if (Entity* e = level->getEntity(packet->entityId))
 		e->handleEntityEvent(packet->eventId);
 }
@@ -577,6 +717,11 @@ void ServerSideNetworkHandler::handle( const RakNet::RakNetGUID& source, SendInv
 {
 	if (!level) return;
 
+	LOGI("SendInventoryPacket:\n");
+	for (int i = 0; i < packet->numItems; i++) {
+		LOGI("\t %i: %s (%i)\n", i, packet->items.at(i).getName().c_str(), packet->items.at(i).count);
+	}
+
 	Entity* entity = level->getEntity(packet->entityId);
 	if (entity && entity->isPlayer()) {
 		Player* p = (Player*)entity;
@@ -592,15 +737,27 @@ void ServerSideNetworkHandler::handle( const RakNet::RakNetGUID& source, DropIte
 {
 	if (!level) return;
 
+	LOGI("DropItemPacket\n");
+
 	Entity* entity = level->getEntity(packet->entityId);
 	if (entity && entity->isPlayer()) {
 		Player* p = (Player*)entity;
-		p->drop(new ItemInstance(packet->item), packet->dropType != 0);
+		// p->drop(new ItemInstance(packet->item), packet->dropType != 0);
+
+		int slot = p->inventory->getSlot(packet->item.id, packet->item.getAuxValue());
+
+		if (slot < 0) {
+			LOGW("DropItemPacket: player doesn't have these items!\n");
+			return;
+		}
+
+		p->inventory->dropSlot(slot, false, packet->dropType != 0);
 	}
 }
 
 void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, ContainerClosePacket* packet) {
 	if (!level) return;
+	LOGI("ContainerClosePacket\n");
 
 	Player* p = findPlayer(level, &source);
 	if (!p) return;
@@ -612,6 +769,16 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, Containe
 void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, ContainerSetSlotPacket* packet) {
 	if (!level) return;
 
+	const char* type = "unknown";
+
+	switch (packet->setType) {
+		case ContainerSetSlotPacket::SETTYPE_ADD: type = "add"; break;
+		case ContainerSetSlotPacket::SETTYPE_SET: type = "set"; break;
+		case ContainerSetSlotPacket::SETTYPE_TAKE: type = "take"; break;
+	};
+
+	LOGI("ContainerSetSlot: slot %i item %s type %s\n", packet->slot, packet->item.getName().c_str(), type);
+
 	Player* p = findPlayer(level, &source);
 	if (!p) return;
 
@@ -619,11 +786,79 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, Containe
 		LOGW("User has no container!\n");
 		return;
 	}
-	if (p->containerMenu->containerId != packet->containerId)
-	{
+
+	if (p->containerMenu->containerId != packet->containerId) {
 		LOGW("Wrong container id: %d vs %d\n", p->containerMenu->containerId, packet->containerId);
 		return;
 	}
+
+	if (packet->item.count > 64) {
+		LOGW("ContainerSetSlotPacket: player tried to put more than 64");
+		return;
+	}
+
+	auto contItems = p->containerMenu->getItems();
+
+	// find same item in player inventory (used not in all cases)
+	int invSlot = p->inventory->getSlot(packet->item.id, packet->item.getAuxValue());
+	auto invItem = p->inventory->getItem(invSlot);
+
+	if (contItems.at(packet->slot).id == 0 && packet->item.id != 0) {
+		LOGI("ContainerSetSlotPacket: player tried to put items to slot %i\n", packet->slot);
+
+		if (invSlot < 0) {
+			LOGW("ContainerSetSlotPacket: player doesn't have this item\n");
+			return;
+		}
+
+		if (invItem->count < packet->item.count) {
+			LOGW("ContainerSetSlotPacket: player tried to put more than he have\n");
+			packet->item.count = invItem->count;
+		}
+
+		invItem->count -= packet->item.count;
+
+		if (invItem->count <= 0) {
+			p->inventory->removeItem(invItem);
+		}
+	} else if(contItems.at(packet->slot).id == packet->item.id) {
+		int deltaItem = packet->item.count - contItems.at(packet->slot).count;
+
+		if (deltaItem > 0) {
+			LOGI("ContainerSetSlotPacket: player tried to add %i items to slot %i\n", deltaItem, packet->slot);
+
+			auto invItem = p->inventory->getItem(invSlot);
+
+			if (invSlot < 0) {
+				LOGW("ContainerSetSlotPacket: player doesn't have this item\n");
+				return;
+			}
+
+			if (invItem->count < deltaItem) {
+				LOGW("ContainerSetSlotPacket: player tried to put more than he have");
+				packet->item.count -= (deltaItem - invItem->count);
+				deltaItem = invItem->count;
+			}
+
+			invItem->count -= deltaItem;
+
+			if (invItem->count <= 0) {
+				p->inventory->removeItem(invItem);
+			}
+		} else if (deltaItem < 0) {
+			LOGW("ContainerSetSlotPacket: player tried to take %i items from slot %i\n", -deltaItem, packet->slot);
+			p->inventory->add(new ItemInstance(packet->item.getItem(), -deltaItem, contItems.at(packet->slot).getAuxValue()));
+		}
+	} else if(contItems.at(packet->slot).id && !packet->item.id) {
+		LOGI("ContainerSetSlotPacket: player tried to take all items from slot %i\n", packet->slot);
+		packet->item.count = 0;
+		packet->item.setAuxValue(0);
+
+		p->inventory->add(new ItemInstance(contItems.at(packet->slot).getItem(), contItems.at(packet->slot).count, contItems.at(packet->slot).getAuxValue()));
+	} else {
+		LOGW("ContainerSetSlotPacket: illegal container operation in slot %i\n", packet->slot);
+		return;
+	}
 	
 	if (ContainerType::FURNACE == p->containerMenu->containerType) {
 		//LOGI("Server:Setting slot %d: %s\n", packet->slot, packet->item.toString().c_str());
@@ -635,10 +870,14 @@ void ServerSideNetworkHandler::handle(const RakNet::RakNetGUID& source, Containe
 		p->containerMenu->setSlot(packet->slot, &packet->item);
 		//p->containerMenu->setSlot(packet->slot, packet->item.isNull()? NULL : &packet->item);
 	}
+
+	p->inventory->print();
 }
 
 void ServerSideNetworkHandler::handle( const RakNet::RakNetGUID& source, SetHealthPacket* packet )
 {
+	LOGI("SetHealthPacket\n");
+
 	for (unsigned int i = 0; i < level->players.size(); ++i) {
 		Player* p = level->players[i];
 		if (p->owner == source) {
@@ -657,6 +896,8 @@ void ServerSideNetworkHandler::handle( const RakNet::RakNetGUID& source, SignUpd
 	if (!level)
 		return;
 
+		LOGI("SignUpdate: [%i, %i, %i]\n", packet->x, packet->y, packet->z);
+
 	TileEntity* te = level->getTileEntity(packet->x, packet->y, packet->z);
 	if (TileEntity::isType(te, TileEntityType::Sign)) {
 		SignTileEntity* ste = (SignTileEntity*) te;

src/network/ServerSideNetworkHandler.h

@@ -58,7 +58,8 @@ public:
 	virtual void handle(const RakNet::RakNetGUID& source, ContainerClosePacket* packet);
 	virtual void handle(const RakNet::RakNetGUID& source, SignUpdatePacket* packet);
 	virtual void handle(const RakNet::RakNetGUID& source, ChatPacket* packet);
-
+	virtual void handle(const RakNet::RakNetGUID& source, WantCreatePacket* packet);
+	
 	bool allowsIncomingConnections() { return _allowIncoming; }
 	void allowIncomingConnections(bool doAllow);
 

src/network/packet/PacketInclude.h

@@ -50,5 +50,7 @@
 #include "TileEventPacket.h"
 #include "UpdateBlockPacket.h"
 #include "UseItemPacket.h"
-
+#include "RemoveItemPacket.h"
+#include "WantCreatePacket.h"
+#include "TakeItemPacket.h"
 #endif /*NET_MINECRAFT_NETWORK_PACKET__PacketInclude_H__*/

src/network/packet/PlayerEquipmentPacket.h

@@ -9,15 +9,19 @@ public:
 	int entityId;
 	unsigned short itemId;
 	unsigned short itemAuxValue;
+	unsigned char selectedSlot;
+	unsigned char inventorySlot;
 
 	PlayerEquipmentPacket()
 	{
 	}
 
-	PlayerEquipmentPacket(int entityId, int itemId, int data)
+	PlayerEquipmentPacket(int entityId, int itemId, int data, int selSlot, int invSlot)
 	:	entityId(entityId),
 		itemId(itemId),
-		itemAuxValue(data)
+		itemAuxValue(data),
+		selectedSlot(selSlot),
+		inventorySlot(invSlot)
 	{
 	}
 
@@ -28,6 +32,8 @@ public:
 		bitStream->Write(entityId);
 		bitStream->Write(itemId);
 		bitStream->Write(itemAuxValue);
+		bitStream->Write(selectedSlot);
+		bitStream->Write(inventorySlot);
 	}
 
 	void read(RakNet::BitStream* bitStream)
@@ -35,6 +41,8 @@ public:
 		bitStream->Read(entityId);
 		bitStream->Read(itemId);
 		bitStream->Read(itemAuxValue);
+		bitStream->Read(selectedSlot);
+		bitStream->Read(inventorySlot);
 	}
 
 	void handle(const RakNet::RakNetGUID& source, NetEventCallback* callback)

src/network/packet/RemoveItemPacket.h

@@ -0,0 +1,54 @@
+#ifndef NET_MINECRAFT_NETWORK_PACKET__RemoveItemPacket_H__
+#define NET_MINECRAFT_NETWORK_PACKET__RemoveItemPacket_H__
+
+//package net.minecraft.network.packet;
+
+#include "../Packet.h"
+
+class RemoveItemPacket: public Packet
+{
+public:
+    RemoveItemPacket() {
+    }
+
+    RemoveItemPacket(int playerId, int count, int auxValue, int itemId)
+	:
+		playerId(playerId),
+        count(count),
+		auxValue(auxValue),
+		itemId(itemId)
+	{
+    }
+
+	void write(RakNet::BitStream* bitStream)
+	{
+		bitStream->Write((RakNet::MessageID)(ID_USER_PACKET_ENUM + PACKET_REMOVEITEM));
+		bitStream->Write(itemId);
+		bitStream->Write(count);
+		bitStream->Write(auxValue);
+
+		bitStream->Write(playerId);
+	}
+
+	void read(RakNet::BitStream* bitStream)
+	{
+        bitStream->Read(itemId);
+        bitStream->Read(count);
+        bitStream->Read(auxValue);
+
+		bitStream->Read(playerId);
+	}
+
+	void handle(const RakNet::RakNetGUID& source, NetEventCallback* callback)
+	{
+		callback->handle(source, (RemoveItemPacket*)this);
+	}
+    
+    int playerId;
+
+    int itemId;
+	int count;
+	int auxValue;
+};
+
+#endif /*NET_MINECRAFT_NETWORK_PACKET__RemoveItemPacket_H__*/

src/network/packet/SendInventoryPacket.h

@@ -2,6 +2,7 @@
 #define NET_MINECRAFT_NETWORK_PACKET__SendInventoryPacket_H__
 
 #include "../Packet.h"
+#include "world/entity/player/Inventory.h"
 
 class SendInventoryPacket: public Packet
 {

src/network/packet/TakeItemPacket.h

@@ -0,0 +1,54 @@
+#ifndef NET_MINECRAFT_NETWORK_PACKET__TakeItemPacket_H__
+#define NET_MINECRAFT_NETWORK_PACKET__TakeItemPacket_H__
+
+//package net.minecraft.network.packet;
+
+#include "../Packet.h"
+
+class TakeItemPacket: public Packet
+{
+public:
+    TakeItemPacket() {
+    }
+
+    TakeItemPacket(int playerId, int count, int auxValue, int itemId)
+	:
+		playerId(playerId),
+        count(count),
+		auxValue(auxValue),
+		itemId(itemId)
+	{
+    }
+
+	void write(RakNet::BitStream* bitStream)
+	{
+		bitStream->Write((RakNet::MessageID)(ID_USER_PACKET_ENUM + PACKET_TAKEITEM));
+		bitStream->Write(itemId);
+		bitStream->Write(count);
+		bitStream->Write(auxValue);
+
+		bitStream->Write(playerId);
+	}
+
+	void read(RakNet::BitStream* bitStream)
+	{
+        bitStream->Read(itemId);
+        bitStream->Read(count);
+        bitStream->Read(auxValue);
+
+		bitStream->Read(playerId);
+	}
+
+	void handle(const RakNet::RakNetGUID& source, NetEventCallback* callback)
+	{
+		callback->handle(source, (TakeItemPacket*)this);
+	}
+    
+    int playerId;
+
+    int itemId;
+	int count;
+	int auxValue;
+};
+
+#endif /*NET_MINECRAFT_NETWORK_PACKET__TakeItemPacket_H__*/

src/network/packet/WantCreatePacket.h

@@ -0,0 +1,54 @@
+#ifndef NET_MINECRAFT_NETWORK_PACKET__WantCreatePacket_H__
+#define NET_MINECRAFT_NETWORK_PACKET__WantCreatePacket_H__
+
+//package net.minecraft.network.packet;
+
+#include "../Packet.h"
+
+class WantCreatePacket: public Packet
+{
+public:
+    WantCreatePacket() {
+    }
+
+    WantCreatePacket(int playerId, int count, int auxValue, int itemId)
+	:
+		playerId(playerId),
+        count(count),
+		auxValue(auxValue),
+		itemId(itemId)
+	{
+    }
+
+	void write(RakNet::BitStream* bitStream)
+	{
+		bitStream->Write((RakNet::MessageID)(ID_USER_PACKET_ENUM + PACKET_WANTCREATEITEM));
+		bitStream->Write(itemId);
+		bitStream->Write(count);
+		bitStream->Write(auxValue);
+
+		bitStream->Write(playerId);
+	}
+
+	void read(RakNet::BitStream* bitStream)
+	{
+        bitStream->Read(itemId);
+        bitStream->Read(count);
+        bitStream->Read(auxValue);
+
+		bitStream->Read(playerId);
+	}
+
+	void handle(const RakNet::RakNetGUID& source, NetEventCallback* callback)
+	{
+		callback->handle(source, (WantCreatePacket*)this);
+	}
+    
+    int playerId;
+
+    int itemId;
+	int count;
+	int auxValue;
+};
+
+#endif /*NET_MINECRAFT_NETWORK_PACKET__WantCreatePacket_H__*/

src/server/ServerPlayer.cpp

@@ -19,6 +19,8 @@
 #include "../network/packet/AnimatePacket.h"
 #include "../world/level/tile/entity/ChestTileEntity.h"
 #include "../network/packet/HurtArmorPacket.h"
+#include "network/packet/SendInventoryPacket.h"
+#include "world/entity/player/Inventory.h"
 
 ServerPlayer::ServerPlayer( Minecraft* minecraft, Level* level )
 :   super(level, minecraft->isCreativeMode()),
@@ -26,7 +28,7 @@ ServerPlayer::ServerPlayer( Minecraft* minecraft, Level* level )
 	_prevHealth(-999),
 	_containerCounter(0)
 {
-	hasFakeInventory = true;
+	// hasFakeInventory = true;
 	footSize = 0;
 }
 
@@ -67,8 +69,16 @@ void ServerPlayer::tick() {
 
 void ServerPlayer::take( Entity* e, int orgCount ) {
 	TakeItemEntityPacket packet(e->entityId, entityId);
+	// SendInventoryPacket packet(this, false);
 	_mc->raknetInstance->send(packet);
 
+	LOGI("Inventory:\n");
+	for (int i = 0; i < inventory->numLinkedSlots; i++) {
+		auto item = inventory->getItem(i);
+		if (item)
+			LOGI("\t %i: %s (%i)\n", i, item->getName().c_str(), item->count);
+	}
+
 	super::take(e, orgCount);
 }
 
@@ -118,20 +128,20 @@ bool ServerPlayer::hasResource( int id ) {
 void ServerPlayer::setContainerData( BaseContainerMenu* menu, int id, int value ) {
 	ContainerSetDataPacket p(menu->containerId, id, value);
 	_mc->raknetInstance->send(owner, p);
-	//LOGI("Setting container data for id %d: %d\n", id, value);
+	LOGI("Setting container data for id %d: %d\n", id, value);
 }
 
 void ServerPlayer::slotChanged( BaseContainerMenu* menu, int slot, const ItemInstance& item, bool isResultSlot ) {
 	if (isResultSlot) return;
 	ContainerSetSlotPacket p(menu->containerId, slot, item);
 	_mc->raknetInstance->send(owner, p);
-	//LOGI("Slot %d changed\n", slot);
+	LOGI("Slot %d changed\n", slot);
 }
 
 void ServerPlayer::refreshContainer( BaseContainerMenu* menu, const std::vector<ItemInstance>& items ) {
 	ContainerSetContentPacket p(menu->containerId, menu->getItems());
 	_mc->raknetInstance->send(owner, p);
-	//LOGI("Refreshing container with %d items\n", items.size());
+	LOGI("Refreshing container with %zu items\n", items.size());
 }
 
 void ServerPlayer::nextContainerCounter() {

src/world/entity/player/Inventory.cpp

@@ -357,3 +357,12 @@ bool Inventory::removeItem( const ItemInstance* samePtr ) {
 	}
 	return false;
 }
+
+void Inventory::print() {
+	LOGI("%s's Inventory:\n", player->name.c_str());
+
+	for (int i = 0; i < numTotalSlots; i++) {
+		auto item = getItem(i);
+		if (item) LOGI("\t %i: %s (%i) %s\n", i, item->getName().c_str(), item->count, (player->inventory->getLinked(i))? "(Linked)" : "");
+	}
+}

src/world/entity/player/Inventory.h

@@ -45,6 +45,8 @@ public:
 	int				getAttackDamage(Entity* entity);
 	float			getDestroySpeed(Tile* tile);
 	bool			canDestroy(Tile* tile);
+
+	void print();
 private:
 	void			setupDefault();
 public:

src/world/inventory/FillingContainer.cpp

@@ -141,6 +141,11 @@ bool FillingContainer::add( ItemInstance* item )
 	//	// silently destroy the item when having a full inventory
 	//	item->count = 0;
 	//	return true;
+
+		LOGI("Inventory:\n");
+		for (int i = 0; i < numTotalSlots; i++) {
+			LOGI("\t %i: %s (%i)\n", i, items.at(i)->getName().c_str(), items.at(i)->count);
+		}
 	}
 
 	return false;

src/world/item/ItemInstance.cpp

@@ -290,3 +290,7 @@ bool ItemInstance::isArmorItem( const ItemInstance* instance ) {
 
 	return item->isArmor();
 }
+
+bool ItemInstance::isBlock(const ItemInstance* instance) {
+    return instance->id < 256;
+}

src/world/item/ItemInstance.h

@@ -81,6 +81,8 @@ public:
 
 	static bool isArmorItem(const ItemInstance* instance);
 
+    static bool isBlock(const ItemInstance* instance);
+
     /**
      * Checks if this item is the same item as the other one, disregarding the
      * 'count' value.