Split off some netpack structures into separate files

2025-10-31 00:07:39 +02:00 · 2023-10-23 13:59:15 +03:00
parent d1d4db26e0
commit b88a8da4e8
134 changed files with 1844 additions and 1619 deletions
--- a/AI/BattleAI/StackWithBonuses.cpp
+++ b/AI/BattleAI/StackWithBonuses.cpp
@@ -12,9 +12,9 @@

 #include <vcmi/events/EventBus.h>

-#include "../../lib/NetPacks.h"
 #include "../../lib/CStack.h"
 #include "../../lib/ScriptHandler.h"
+#include "../../lib/networkPacks/PacksForClientBattle.h"

 #if SCRIPTING_ENABLED
 using scripting::Pool;
--- a/AI/Nullkiller/AIGateway.cpp
+++ b/AI/Nullkiller/AIGateway.cpp
@@ -12,14 +12,18 @@
 #include "../../lib/UnlockGuard.h"
 #include "../../lib/mapObjects/MapObjects.h"
 #include "../../lib/mapObjects/ObjectTemplate.h"
+#include "../../lib/mapObjects/CGHeroInstance.h"
 #include "../../lib/CConfigHandler.h"
 #include "../../lib/CHeroHandler.h"
 #include "../../lib/GameSettings.h"
 #include "../../lib/gameState/CGameState.h"
-#include "../../lib/NetPacks.h"
 #include "../../lib/serializer/CTypeList.h"
 #include "../../lib/serializer/BinarySerializer.h"
 #include "../../lib/serializer/BinaryDeserializer.h"
+#include "../../lib/networkPacks/PacksForClient.h"
+#include "../../lib/networkPacks/PacksForClientBattle.h"
+#include "../../lib/networkPacks/PacksForServer.h"
+#include "../../lib/networkPacks/StackLocation.h"
 #include "../../lib/battle/BattleStateInfoForRetreat.h"
 #include "../../lib/battle/BattleInfo.h"

--- a/AI/VCAI/VCAI.cpp
+++ b/AI/VCAI/VCAI.cpp
@@ -21,12 +21,13 @@
 #include "../../lib/CHeroHandler.h"
 #include "../../lib/GameSettings.h"
 #include "../../lib/gameState/CGameState.h"
-#include "../../lib/NetPacksBase.h"
-#include "../../lib/NetPacks.h"
 #include "../../lib/bonuses/CBonusSystemNode.h"
 #include "../../lib/bonuses/Limiters.h"
 #include "../../lib/bonuses/Updaters.h"
 #include "../../lib/bonuses/Propagators.h"
+#include "../../lib/networkPacks/PacksForClient.h"
+#include "../../lib/networkPacks/PacksForClientBattle.h"
+#include "../../lib/networkPacks/PacksForServer.h"
 #include "../../lib/serializer/CTypeList.h"
 #include "../../lib/serializer/BinarySerializer.h"
 #include "../../lib/serializer/BinaryDeserializer.h"
--- a/CCallback.cpp
+++ b/CCallback.cpp
@@ -15,15 +15,16 @@
 #include "client/CPlayerInterface.h"
 #include "client/Client.h"
 #include "lib/mapping/CMap.h"
+#include "lib/mapObjects/CGHeroInstance.h"
 #include "lib/CBuildingHandler.h"
 #include "lib/CGeneralTextHandler.h"
 #include "lib/CHeroHandler.h"
-#include "lib/NetPacks.h"
 #include "lib/CArtHandler.h"
 #include "lib/GameConstants.h"
 #include "lib/CPlayerState.h"
 #include "lib/UnlockGuard.h"
 #include "lib/battle/BattleInfo.h"
+#include "lib/networkPacks/PacksForServer.h"

 bool CCallback::teleportHero(const CGHeroInstance *who, const CGTownInstance *where)
 {
--- a/client/CPlayerInterface.cpp
+++ b/client/CPlayerInterface.cpp
@@ -73,8 +73,6 @@
 #include "../lib/CondSh.h"
 #include "../lib/GameConstants.h"
 #include "../lib/JsonNode.h"
-#include "../lib/NetPacks.h" //todo: remove
-#include "../lib/NetPacksBase.h"
 #include "../lib/RoadHandler.h"
 #include "../lib/StartInfo.h"
 #include "../lib/TerrainHandler.h"
@@ -95,6 +93,10 @@

 #include "../lib/mapping/CMapHeader.h"

+#include "../lib/networkPacks/PacksForClient.h"
+#include "../lib/networkPacks/PacksForClientBattle.h"
+#include "../lib/networkPacks/PacksForServer.h"
+
 #include "../lib/pathfinder/CGPathNode.h"

 #include "../lib/serializer/BinaryDeserializer.h"
--- a/client/CServerHandler.cpp
+++ b/client/CServerHandler.cpp
@@ -38,7 +38,6 @@
 #include "../lib/CConfigHandler.h"
 #include "../lib/CGeneralTextHandler.h"
 #include "../lib/CThreadHelper.h"
-#include "../lib/NetPackVisitor.h"
 #include "../lib/StartInfo.h"
 #include "../lib/TurnTimerInfo.h"
 #include "../lib/VCMIDirs.h"
--- a/client/ClientCommandManager.cpp
+++ b/client/ClientCommandManager.cpp
@@ -18,7 +18,6 @@
 #include "gui/CGuiHandler.h"
 #include "gui/WindowHandler.h"
 #include "render/IRenderHandler.h"
-#include "../lib/NetPacks.h"
 #include "ClientNetPackVisitors.h"
 #include "../lib/CConfigHandler.h"
 #include "../lib/gameState/CGameState.h"
@@ -28,6 +27,7 @@
 #include "../lib/mapping/CMapService.h"
 #include "../lib/mapping/CMap.h"
 #include "windows/CCastleInterface.h"
+#include "../lib/mapObjects/CGHeroInstance.h"
 #include "render/CAnimation.h"
 #include "../CCallback.h"
 #include "../lib/CGeneralTextHandler.h"
--- a/client/ClientNetPackVisitors.h
+++ b/client/ClientNetPackVisitors.h
@@ -9,7 +9,7 @@
 */
 #pragma once

-#include "../lib/NetPackVisitor.h"
+#include "../lib/networkPacks/NetPackVisitor.h"

 class CClient;

--- a/client/HeroMovementController.cpp
+++ b/client/HeroMovementController.cpp
@@ -24,9 +24,9 @@

 #include "../lib/pathfinder/CGPathNode.h"
 #include "../lib/mapObjects/CGHeroInstance.h"
+#include "../lib/networkPacks/PacksForClient.h"
 #include "../lib/RoadHandler.h"
 #include "../lib/TerrainHandler.h"
-#include "../lib/NetPacks.h"

 bool HeroMovementController::isHeroMovingThroughGarrison(const CGHeroInstance * hero, const CArmedInstance * garrison) const
 {
--- a/client/LobbyClientNetPackVisitors.h
+++ b/client/LobbyClientNetPackVisitors.h
@@ -9,7 +9,7 @@
 */
 #pragma once

-#include "../lib/NetPackVisitor.h"
+#include "../lib/networkPacks/NetPackVisitor.h"

 class CClient;
 VCMI_LIB_NAMESPACE_BEGIN
--- a/client/NetPacksLobbyClient.cpp
+++ b/client/NetPacksLobbyClient.cpp
@@ -27,7 +27,6 @@

 #include "../lib/CConfigHandler.h"
 #include "../lib/CGeneralTextHandler.h"
-#include "../lib/NetPacksLobby.h"
 #include "../lib/serializer/Connection.h"

 void ApplyOnLobbyHandlerNetPackVisitor::visitLobbyClientConnected(LobbyClientConnected & pack)
--- a/client/adventureMap/CInfoBar.h
+++ b/client/adventureMap/CInfoBar.h
@@ -12,6 +12,7 @@
 #include "../gui/CIntObject.h"
 #include "CConfigHandler.h"
 #include "../../lib/filesystem/ResourcePath.h"
+#include "../../lib/networkPacks/Component.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/client/battle/BattleEffectsController.cpp
+++ b/client/battle/BattleEffectsController.cpp
@@ -28,7 +28,7 @@
 #include "../../CCallback.h"
 #include "../../lib/battle/BattleAction.h"
 #include "../../lib/filesystem/ResourcePath.h"
-#include "../../lib/NetPacks.h"
+#include "../../lib/networkPacks/PacksForClientBattle.h"
 #include "../../lib/CStack.h"
 #include "../../lib/IGameEventsReceiver.h"
 #include "../../lib/CGeneralTextHandler.h"
--- a/client/battle/BattleInterface.cpp
+++ b/client/battle/BattleInterface.cpp
@@ -40,7 +40,7 @@
 #include "../../lib/CondSh.h"
 #include "../../lib/gameState/InfoAboutArmy.h"
 #include "../../lib/mapObjects/CGTownInstance.h"
-#include "../../lib/NetPacks.h"
+#include "../../lib/networkPacks/PacksForClientBattle.h"
 #include "../../lib/UnlockGuard.h"
 #include "../../lib/TerrainHandler.h"
 #include "../../lib/CThreadHelper.h"
--- a/client/battle/BattleInterfaceClasses.cpp
+++ b/client/battle/BattleInterfaceClasses.cpp
@@ -48,10 +48,10 @@
 #include "../../lib/CGeneralTextHandler.h"
 #include "../../lib/CTownHandler.h"
 #include "../../lib/CHeroHandler.h"
-#include "../../lib/NetPacks.h"
 #include "../../lib/StartInfo.h"
 #include "../../lib/CondSh.h"
 #include "../../lib/mapObjects/CGTownInstance.h"
+#include "../../lib/networkPacks/PacksForClientBattle.h"
 #include "../../lib/TextOperations.h"

 void BattleConsole::showAll(Canvas & to)
--- a/client/battle/BattleSiegeController.cpp
+++ b/client/battle/BattleSiegeController.cpp
@@ -26,9 +26,9 @@
 #include "../render/IRenderHandler.h"

 #include "../../CCallback.h"
-#include "../../lib/NetPacks.h"
 #include "../../lib/CStack.h"
 #include "../../lib/mapObjects/CGTownInstance.h"
+#include "../../lib/networkPacks/PacksForClientBattle.h"

 ImagePath BattleSiegeController::getWallPieceImageName(EWallVisual::EWallVisual what, EWallState state) const
 {
--- a/client/lobby/CLobbyScreen.cpp
+++ b/client/lobby/CLobbyScreen.cpp
@@ -25,7 +25,7 @@
 #include "../../CCallback.h"

 #include "../CGameInfo.h"
-#include "../../lib/NetPacksLobby.h"
+#include "../../lib/networkPacks/NetPacksLobby.h"
 #include "../../lib/CGeneralTextHandler.h"
 #include "../../lib/campaign/CampaignHandler.h"
 #include "../../lib/mapping/CMapInfo.h"
--- a/client/lobby/CSelectionBase.cpp
+++ b/client/lobby/CSelectionBase.cpp
@@ -41,7 +41,6 @@
 #include "../render/IFont.h"
 #include "../render/IRenderHandler.h"

-#include "../../lib/NetPacksLobby.h"
 #include "../../lib/CGeneralTextHandler.h"
 #include "../../lib/CHeroHandler.h"
 #include "../../lib/CThreadHelper.h"
--- a/client/lobby/OptionsTab.cpp
+++ b/client/lobby/OptionsTab.cpp
@@ -34,7 +34,7 @@
 #include "../eventsSDL/InputHandler.h"

 #include "../../lib/filesystem/Filesystem.h"
-#include "../../lib/NetPacksLobby.h"
+#include "../../lib/networkPacks/NetPacksLobby.h"
 #include "../../lib/CGeneralTextHandler.h"
 #include "../../lib/CArtHandler.h"
 #include "../../lib/CTownHandler.h"
--- a/client/lobby/SelectionTab.cpp
+++ b/client/lobby/SelectionTab.cpp
@@ -34,7 +34,6 @@

 #include "../../CCallback.h"

-#include "../../lib/NetPacksLobby.h"
 #include "../../lib/CGeneralTextHandler.h"
 #include "../../lib/CConfigHandler.h"
 #include "../../lib/GameSettings.h"
--- a/client/mainmenu/CMainMenu.cpp
+++ b/client/mainmenu/CMainMenu.cpp
@@ -51,7 +51,6 @@
 #include "../../lib/mapping/CMapInfo.h"
 #include "../../lib/VCMIDirs.h"
 #include "../../lib/CStopWatch.h"
-#include "../../lib/NetPacksLobby.h"
 #include "../../lib/CThreadHelper.h"
 #include "../../lib/CConfigHandler.h"
 #include "../../lib/GameConstants.h"
--- a/client/widgets/CArtifactHolder.cpp
+++ b/client/widgets/CArtifactHolder.cpp
@@ -26,6 +26,7 @@
 #include "../../lib/CGeneralTextHandler.h"
 #include "../../lib/ArtifactUtils.h"
 #include "../../lib/mapObjects/CGHeroInstance.h"
+#include "../../lib/networkPacks/NetPacksBase.h"
 #include "../../lib/CConfigHandler.h"

 void CArtPlace::setInternals(const CArtifactInstance * artInst)
--- a/client/widgets/CArtifactsOfHeroAltar.cpp
+++ b/client/widgets/CArtifactsOfHeroAltar.cpp
@@ -16,6 +16,7 @@

 #include "../../lib/ArtifactUtils.h"
 #include "../../lib/mapObjects/CGHeroInstance.h"
+#include "../../lib/networkPacks/NetPacksBase.h"

 CArtifactsOfHeroAltar::CArtifactsOfHeroAltar(const Point & position)
 	: visibleArtSet(ArtBearer::ArtBearer::HERO)
@@ -109,4 +110,4 @@ void CArtifactsOfHeroAltar::deleteFromVisible(const CArtifactInstance * artInst)
 				getArtPlace(part.slot)->setArtifact(nullptr);
 		}
 	}
-}
+}
--- a/client/widgets/CArtifactsOfHeroBackpack.cpp
+++ b/client/widgets/CArtifactsOfHeroBackpack.cpp
@@ -18,6 +18,7 @@

 #include "../CPlayerInterface.h"
 #include "../../lib/mapObjects/CGHeroInstance.h"
+#include "../../lib/networkPacks/NetPacksBase.h"

 #include "../../CCallback.h"

--- a/client/widgets/CArtifactsOfHeroBase.cpp
+++ b/client/widgets/CArtifactsOfHeroBase.cpp
@@ -22,6 +22,7 @@

 #include "../../lib/ArtifactUtils.h"
 #include "../../lib/mapObjects/CGHeroInstance.h"
+#include "../../lib/networkPacks/NetPacksBase.h"

 CArtifactsOfHeroBase::CArtifactsOfHeroBase()
 	: backpackPos(0),
--- a/client/widgets/CArtifactsOfHeroKingdom.cpp
+++ b/client/widgets/CArtifactsOfHeroKingdom.cpp
@@ -15,6 +15,7 @@
 #include "../CPlayerInterface.h"

 #include "../../CCallback.h"
+#include "../../lib/networkPacks/NetPacksBase.h"

 CArtifactsOfHeroKingdom::CArtifactsOfHeroKingdom(ArtPlaceMap ArtWorn, std::vector<ArtPlacePtr> Backpack,
 	std::shared_ptr<CButton> leftScroll, std::shared_ptr<CButton> rightScroll)
--- a/client/widgets/CArtifactsOfHeroMain.cpp
+++ b/client/widgets/CArtifactsOfHeroMain.cpp
@@ -13,6 +13,7 @@
 #include "../CPlayerInterface.h"

 #include "../../CCallback.h"
+#include "../../lib/networkPacks/NetPacksBase.h"

 CArtifactsOfHeroMain::CArtifactsOfHeroMain(const Point & position)
 {
@@ -37,4 +38,4 @@ void CArtifactsOfHeroMain::pickUpArtifact(CHeroArtPlace & artPlace)
 {
 	LOCPLINT->cb->swapArtifacts(ArtifactLocation(curHero, artPlace.slot),
 		ArtifactLocation(curHero, ArtifactPosition::TRANSITION_POS));
-}
+}
--- a/client/widgets/CComponent.cpp
+++ b/client/widgets/CComponent.cpp
@@ -31,11 +31,11 @@
 #include "../../lib/ArtifactUtils.h"
 #include "../../lib/CTownHandler.h"
 #include "../../lib/CHeroHandler.h"
+#include "../../lib/networkPacks/Component.h"
 #include "../../lib/spells/CSpellHandler.h"
 #include "../../lib/CCreatureHandler.h"
 #include "../../lib/CSkillHandler.h"
 #include "../../lib/CGeneralTextHandler.h"
-#include "../../lib/NetPacksBase.h"
 #include "../../lib/CArtHandler.h"
 #include "../../lib/CArtifactInstance.h"

--- a/client/widgets/CGarrisonInt.cpp
+++ b/client/widgets/CGarrisonInt.cpp
@@ -30,6 +30,7 @@
 #include "../../lib/CCreatureHandler.h"
 #include "../../lib/CConfigHandler.h"
 #include "../../lib/mapObjects/CGHeroInstance.h"
+#include "../../lib/networkPacks/NetPacksBase.h"
 #include "../../lib/TextOperations.h"
 #include "../../lib/gameState/CGameState.h"

--- a/client/widgets/CWindowWithArtifacts.cpp
+++ b/client/widgets/CWindowWithArtifacts.cpp
@@ -29,6 +29,7 @@
 #include "../../lib/ArtifactUtils.h"
 #include "../../lib/CGeneralTextHandler.h"
 #include "../../lib/mapObjects/CGHeroInstance.h"
+#include "../../lib/networkPacks/NetPacksBase.h"
 #include "../../lib/CConfigHandler.h"

 void CWindowWithArtifacts::addSet(CArtifactsOfHeroPtr artSet)
--- a/client/windows/CCreatureWindow.cpp
+++ b/client/windows/CCreatureWindow.cpp
@@ -33,6 +33,7 @@
 #include "../../lib/GameSettings.h"
 #include "../../lib/CHeroHandler.h"
 #include "../../lib/gameState/CGameState.h"
+#include "../../lib/networkPacks/NetPacksBase.h"
 #include "../../lib/TextOperations.h"

 class CCreatureArtifactInstance;
--- a/client/windows/CHeroWindow.cpp
+++ b/client/windows/CHeroWindow.cpp
@@ -39,7 +39,7 @@
 #include "../lib/CHeroHandler.h"
 #include "../lib/CSkillHandler.h"
 #include "../lib/mapObjects/CGHeroInstance.h"
-#include "../lib/NetPacksBase.h"
+#include "../../lib/networkPacks/NetPacksBase.h"

 void CHeroSwitcher::clickPressed(const Point & cursorPosition)
 {
--- a/client/windows/CTradeWindow.cpp
+++ b/client/windows/CTradeWindow.cpp
@@ -35,6 +35,7 @@
 #include "../../lib/mapObjects/CGHeroInstance.h"
 #include "../../lib/mapObjects/CGTownInstance.h"
 #include "../../lib/mapObjects/CGMarket.h"
+#include "../../lib/networkPacks/NetPacksBase.h"

 CTradeWindow::CTradeableItem::CTradeableItem(Point pos, EType Type, int ID, bool Left, int Serial)
 	: CIntObject(LCLICK | HOVER | SHOW_POPUP, pos),
--- a/cmake_modules/VCMI_lib.cmake
+++ b/cmake_modules/VCMI_lib.cmake
@@ -123,6 +123,8 @@ macro(add_main_lib TARGET_NAME LIBRARY_TYPE)
 		${MAIN_LIB_DIR}/modding/IdentifierStorage.cpp
 		${MAIN_LIB_DIR}/modding/ModUtility.cpp

+		${MAIN_LIB_DIR}/networkPacks/NetPacksLib.cpp
+
 		${MAIN_LIB_DIR}/pathfinder/CGPathNode.cpp
 		${MAIN_LIB_DIR}/pathfinder/CPathfinder.cpp
 		${MAIN_LIB_DIR}/pathfinder/NodeStorage.cpp
@@ -255,7 +257,6 @@ macro(add_main_lib TARGET_NAME LIBRARY_TYPE)
 		${MAIN_LIB_DIR}/JsonRandom.cpp
 		${MAIN_LIB_DIR}/LoadProgress.cpp
 		${MAIN_LIB_DIR}/LogicalExpression.cpp
-		${MAIN_LIB_DIR}/NetPacksLib.cpp
 		${MAIN_LIB_DIR}/MetaString.cpp
 		${MAIN_LIB_DIR}/ObstacleHandler.cpp
 		${MAIN_LIB_DIR}/StartInfo.cpp
@@ -475,6 +476,19 @@ macro(add_main_lib TARGET_NAME LIBRARY_TYPE)
 		${MAIN_LIB_DIR}/modding/ModScope.h
 		${MAIN_LIB_DIR}/modding/ModUtility.h

+		${MAIN_LIB_DIR}/networkPacks/BattleChanges.h
+		${MAIN_LIB_DIR}/networkPacks/Component.h
+		${MAIN_LIB_DIR}/networkPacks/EInfoWindowMode.h
+		${MAIN_LIB_DIR}/networkPacks/EntityChanges.h
+		${MAIN_LIB_DIR}/networkPacks/EOpenWindowMode.h
+		${MAIN_LIB_DIR}/networkPacks/NetPacksBase.h
+		${MAIN_LIB_DIR}/networkPacks/NetPacksLobby.h
+		${MAIN_LIB_DIR}/networkPacks/NetPackVisitor.h
+		${MAIN_LIB_DIR}/networkPacks/PacksForClient.h
+		${MAIN_LIB_DIR}/networkPacks/PacksForClientBattle.h
+		${MAIN_LIB_DIR}/networkPacks/PacksForServer.h
+		${MAIN_LIB_DIR}/networkPacks/StackLocation.h
+
 		${MAIN_LIB_DIR}/pathfinder/INodeStorage.h
 		${MAIN_LIB_DIR}/pathfinder/CGPathNode.h
 		${MAIN_LIB_DIR}/pathfinder/CPathfinder.h
@@ -615,10 +629,6 @@ macro(add_main_lib TARGET_NAME LIBRARY_TYPE)
 		${MAIN_LIB_DIR}/LoadProgress.h
 		${MAIN_LIB_DIR}/LogicalExpression.h
 		${MAIN_LIB_DIR}/MetaString.h
-		${MAIN_LIB_DIR}/NetPacksBase.h
-		${MAIN_LIB_DIR}/NetPacks.h
-		${MAIN_LIB_DIR}/NetPacksLobby.h
-		${MAIN_LIB_DIR}/NetPackVisitor.h
 		${MAIN_LIB_DIR}/ObstacleHandler.h
 		${MAIN_LIB_DIR}/Point.h
 		${MAIN_LIB_DIR}/Rect.h
--- a/lib/CArtifactInstance.cpp
+++ b/lib/CArtifactInstance.cpp
@@ -13,7 +13,7 @@

 #include "ArtifactUtils.h"
 #include "CArtHandler.h"
-#include "NetPacksBase.h"
+#include "networkPacks/NetPacksBase.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/CCreatureSet.cpp
+++ b/lib/CCreatureSet.cpp
@@ -23,7 +23,6 @@
 #include "CHeroHandler.h"
 #include "IBonusTypeHandler.h"
 #include "serializer/JsonSerializeFormat.h"
-#include "NetPacksBase.h"

 #include <vcmi/FactionService.h>
 #include <vcmi/Faction.h>
--- a/lib/CGameInfoCallback.cpp
+++ b/lib/CGameInfoCallback.cpp
@@ -14,10 +14,11 @@
 #include "gameState/InfoAboutArmy.h"
 #include "gameState/SThievesGuildInfo.h"
 #include "gameState/TavernHeroesPool.h"
+#include "gameState/QuestInfo.h"
+#include "mapObjects/CGHeroInstance.h"
 #include "CGeneralTextHandler.h"
 #include "StartInfo.h" // for StartInfo
 #include "battle/BattleInfo.h" // for BattleInfo
-#include "NetPacks.h" // for InfoWindow
 #include "GameSettings.h"
 #include "TerrainHandler.h"
 #include "spells/CSpellHandler.h"
--- a/lib/CStack.cpp
+++ b/lib/CStack.cpp
@@ -18,7 +18,7 @@
 #include "CGeneralTextHandler.h"
 #include "battle/BattleInfo.h"
 #include "spells/CSpellHandler.h"
-#include "NetPacks.h"
+#include "networkPacks/PacksForClientBattle.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/IGameCallback.cpp
+++ b/lib/IGameCallback.cpp
@@ -13,7 +13,6 @@
 #include "CHeroHandler.h" // for CHeroHandler
 #include "spells/CSpellHandler.h"// for CSpell
 #include "CSkillHandler.h"// for CSkill
-#include "NetPacks.h"
 #include "CBonusTypeHandler.h"
 #include "BattleFieldHandler.h"
 #include "ObstacleHandler.h"
@@ -36,6 +35,7 @@
 #include "gameState/CGameState.h"
 #include "gameState/CGameStateCampaign.h"
 #include "gameState/TavernHeroesPool.h"
+#include "gameState/QuestInfo.h"
 #include "mapping/CMap.h"
 #include "modding/CModHandler.h"
 #include "modding/CModInfo.h"
--- a/lib/IGameEventsReceiver.h
+++ b/lib/IGameEventsReceiver.h
@@ -9,8 +9,7 @@
 */
 #pragma once

-
-#include "NetPacksBase.h"
+#include "networkPacks/EInfoWindowMode.h"
 #include "battle/BattleHex.h"
 #include "GameConstants.h"
 #include "int3.h"
--- a/lib/battle/BattleInfo.cpp
+++ b/lib/battle/BattleInfo.cpp
@@ -9,11 +9,11 @@
 */
 #include "StdInc.h"
 #include "BattleInfo.h"
+#include "CObstacleInstance.h"
 #include "bonuses/Limiters.h"
 #include "bonuses/Updaters.h"
 #include "../CStack.h"
 #include "../CHeroHandler.h"
-#include "../NetPacks.h"
 #include "../filesystem/Filesystem.h"
 #include "../mapObjects/CGTownInstance.h"
 #include "../CGeneralTextHandler.h"
--- a/lib/battle/CBattleInfoCallback.cpp
+++ b/lib/battle/CBattleInfoCallback.cpp
@@ -17,12 +17,12 @@
 #include "CObstacleInstance.h"
 #include "DamageCalculator.h"
 #include "PossiblePlayerBattleAction.h"
-#include "../NetPacks.h"
 #include "../spells/ObstacleCasterProxy.h"
 #include "../spells/ISpellMechanics.h"
 #include "../spells/Problem.h"
 #include "../spells/CSpellHandler.h"
 #include "../mapObjects/CGTownInstance.h"
+#include "../networkPacks/PacksForClientBattle.h"
 #include "../BattleFieldHandler.h"
 #include "../Rect.h"

--- a/lib/battle/CBattleInfoEssentials.cpp
+++ b/lib/battle/CBattleInfoEssentials.cpp
@@ -11,9 +11,10 @@
 #include "CBattleInfoEssentials.h"
 #include "../CStack.h"
 #include "BattleInfo.h"
-#include "../NetPacks.h"
+#include "CObstacleInstance.h"
 #include "../mapObjects/CGTownInstance.h"
 #include "../gameState/InfoAboutArmy.h"
+#include "../constants/EntityIdentifiers.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/battle/CObstacleInstance.cpp
+++ b/lib/battle/CObstacleInstance.cpp
@@ -13,7 +13,6 @@
 #include "../CTownHandler.h"
 #include "../ObstacleHandler.h"
 #include "../VCMI_Lib.h"
-#include "../NetPacksBase.h"

 #include "../serializer/JsonDeserializer.h"
 #include "../serializer/JsonSerializer.h"
--- a/lib/battle/CObstacleInstance.h
+++ b/lib/battle/CObstacleInstance.h
@@ -9,8 +9,9 @@
 */
 #pragma once
 #include "BattleHex.h"
-#include "NetPacksBase.h"
 #include "../filesystem/ResourcePath.h"
+#include "../networkPacks/BattleChanges.h"
+#include "../constants/EntityIdentifiers.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/battle/CUnitState.cpp
+++ b/lib/battle/CUnitState.cpp
@@ -13,8 +13,8 @@

 #include <vcmi/spells/Spell.h>

-#include "../NetPacks.h"
 #include "../CCreatureHandler.h"
+#include "../MetaString.h"

 #include "../serializer/JsonDeserializer.h"
 #include "../serializer/JsonSerializer.h"
--- a/lib/battle/Unit.cpp
+++ b/lib/battle/Unit.cpp
@@ -14,7 +14,6 @@
 #include "../VCMI_Lib.h"
 #include "../CGeneralTextHandler.h"
 #include "../MetaString.h"
-#include "../NetPacksBase.h"

 #include "../serializer/JsonDeserializer.h"
 #include "../serializer/JsonSerializer.h"
--- a/lib/events/ApplyDamage.cpp
+++ b/lib/events/ApplyDamage.cpp
@@ -12,8 +12,7 @@
 #include <vcmi/Environment.h>

 #include "ApplyDamage.h"
-
-#include "../../lib/NetPacks.h"
+#include "../networkPacks/PacksForClientBattle.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/mapObjects/CBank.cpp
+++ b/lib/mapObjects/CBank.cpp
@@ -14,13 +14,17 @@
 #include <vcmi/spells/Spell.h>
 #include <vcmi/spells/Service.h>

-#include "../NetPacks.h"
 #include "../CGeneralTextHandler.h"
 #include "../CSoundBase.h"
 #include "../GameSettings.h"
 #include "../CPlayerState.h"
 #include "../mapObjectConstructors/CObjectClassesHandler.h"
 #include "../mapObjectConstructors/CBankInstanceConstructor.h"
+#include "../mapObjects/CGHeroInstance.h"
+#include "../networkPacks/Component.h"
+#include "../networkPacks/PacksForClient.h"
+#include "../networkPacks/PacksForClientBattle.h"
+#include "../MetaString.h"
 #include "../IGameCallback.h"
 #include "../gameState/CGameState.h"

--- a/lib/mapObjects/CGCreature.cpp
+++ b/lib/mapObjects/CGCreature.cpp
@@ -10,12 +10,15 @@

 #include "StdInc.h"
 #include "CGCreature.h"
+#include "CGHeroInstance.h"

-#include "../NetPacks.h"
 #include "../CGeneralTextHandler.h"
 #include "../CConfigHandler.h"
 #include "../GameSettings.h"
 #include "../IGameCallback.h"
+#include "../networkPacks/PacksForClient.h"
+#include "../networkPacks/PacksForClientBattle.h"
+#include "../networkPacks/StackLocation.h"
 #include "../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/mapObjects/CGDwelling.cpp
+++ b/lib/mapObjects/CGDwelling.cpp
@@ -13,11 +13,14 @@
 #include "../serializer/JsonSerializeFormat.h"
 #include "../mapObjectConstructors/AObjectTypeHandler.h"
 #include "../mapObjectConstructors/CObjectClassesHandler.h"
+#include "../mapObjects/CGHeroInstance.h"
+#include "../networkPacks/StackLocation.h"
+#include "../networkPacks/PacksForClient.h"
+#include "../networkPacks/PacksForClientBattle.h"
 #include "../CTownHandler.h"
 #include "../IGameCallback.h"
 #include "../gameState/CGameState.h"
 #include "../CPlayerState.h"
-#include "../NetPacks.h"
 #include "../GameSettings.h"
 #include "../CConfigHandler.h"

--- a/lib/mapObjects/CGHeroInstance.cpp
+++ b/lib/mapObjects/CGHeroInstance.cpp
@@ -14,7 +14,6 @@
 #include <vcmi/ServerCallback.h>
 #include <vcmi/spells/Spell.h>

-#include "../NetPacks.h"
 #include "../CGeneralTextHandler.h"
 #include "../ArtifactUtils.h"
 #include "../CHeroHandler.h"
@@ -35,6 +34,8 @@
 #include "../mapObjectConstructors/AObjectTypeHandler.h"
 #include "../mapObjectConstructors/CObjectClassesHandler.h"
 #include "../modding/ModScope.h"
+#include "../networkPacks/PacksForClient.h"
+#include "../networkPacks/PacksForClientBattle.h"
 #include "../constants/StringConstants.h"
 #include "../battle/Unit.h"

--- a/lib/mapObjects/CGMarket.cpp
+++ b/lib/mapObjects/CGMarket.cpp
@@ -11,7 +11,6 @@
 #include "StdInc.h"
 #include "CGMarket.h"

-#include "../NetPacks.h"
 #include "../CGeneralTextHandler.h"
 #include "../IGameCallback.h"
 #include "../CCreatureHandler.h"
@@ -20,6 +19,7 @@
 #include "../CSkillHandler.h"
 #include "../mapObjectConstructors/AObjectTypeHandler.h"
 #include "../mapObjectConstructors/CObjectClassesHandler.h"
+#include "../networkPacks/PacksForClient.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/mapObjects/CGObjectInstance.cpp
+++ b/lib/mapObjects/CGObjectInstance.cpp
@@ -17,12 +17,12 @@
 #include "../gameState/CGameState.h"
 #include "../CGeneralTextHandler.h"
 #include "../IGameCallback.h"
-#include "../NetPacks.h"
 #include "../constants/StringConstants.h"
 #include "../TerrainHandler.h"
 #include "../mapObjectConstructors/AObjectTypeHandler.h"
 #include "../mapObjectConstructors/CObjectClassesHandler.h"
 #include "../mapping/CMap.h"
+#include "../networkPacks/PacksForClient.h"
 #include "../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/mapObjects/CGObjectInstance.h
+++ b/lib/mapObjects/CGObjectInstance.h
@@ -10,11 +10,14 @@
 #pragma once

 #include "IObjectInterface.h"
+#include "../constants/EntityIdentifiers.h"
+#include "../filesystem/ResourcePath.h"
 #include "../int3.h"
 #include "../bonuses/BonusEnum.h"

 VCMI_LIB_NAMESPACE_BEGIN

+struct Component;
 class JsonSerializeFormat;
 class ObjectTemplate;
 class CMap;
--- a/lib/mapObjects/CGPandoraBox.cpp
+++ b/lib/mapObjects/CGPandoraBox.cpp
@@ -14,13 +14,15 @@
 #include <vcmi/spells/Spell.h>
 #include <vcmi/spells/Service.h>

-#include "../NetPacks.h"
 #include "../CSoundBase.h"

 #include "../CSkillHandler.h"
 #include "../StartInfo.h"
 #include "../IGameCallback.h"
 #include "../constants/StringConstants.h"
+#include "../networkPacks/PacksForClient.h"
+#include "../networkPacks/PacksForClientBattle.h"
+#include "../mapObjects/CGHeroInstance.h"
 #include "../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/mapObjects/CGTownBuilding.cpp
+++ b/lib/mapObjects/CGTownBuilding.cpp
@@ -12,9 +12,10 @@
 #include "CGTownBuilding.h"
 #include "CGTownInstance.h"
 #include "../CGeneralTextHandler.h"
-#include "../NetPacks.h"
 #include "../IGameCallback.h"
 #include "../gameState/CGameState.h"
+#include "../mapObjects/CGHeroInstance.h"
+#include "../networkPacks/PacksForClient.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/mapObjects/CGTownInstance.cpp
+++ b/lib/mapObjects/CGTownInstance.cpp
@@ -14,7 +14,6 @@
 #include "../spells/CSpellHandler.h"
 #include "../bonuses/Bonus.h"
 #include "../battle/IBattleInfoCallback.h"
-#include "../NetPacks.h"
 #include "../CConfigHandler.h"
 #include "../CGeneralTextHandler.h"
 #include "../IGameCallback.h"
@@ -24,7 +23,11 @@
 #include "../TerrainHandler.h"
 #include "../mapObjectConstructors/AObjectTypeHandler.h"
 #include "../mapObjectConstructors/CObjectClassesHandler.h"
+#include "../mapObjects/CGHeroInstance.h"
 #include "../modding/ModScope.h"
+#include "../networkPacks/StackLocation.h"
+#include "../networkPacks/PacksForClient.h"
+#include "../networkPacks/PacksForClientBattle.h"
 #include "../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/mapObjects/CObjectHandler.cpp
+++ b/lib/mapObjects/CObjectHandler.cpp
@@ -13,6 +13,7 @@

 #include "CGObjectInstance.h"
 #include "../filesystem/ResourcePath.h"
+#include "../JsonNode.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/mapObjects/CQuest.cpp
+++ b/lib/mapObjects/CQuest.cpp
@@ -14,7 +14,6 @@
 #include <vcmi/spells/Spell.h>

 #include "../ArtifactUtils.h"
-#include "../NetPacks.h"
 #include "../CSoundBase.h"
 #include "../CGeneralTextHandler.h"
 #include "../CHeroHandler.h"
@@ -26,8 +25,10 @@
 #include "../constants/StringConstants.h"
 #include "../CSkillHandler.h"
 #include "../mapping/CMap.h"
+#include "../mapObjects/CGHeroInstance.h"
 #include "../modding/ModScope.h"
 #include "../modding/ModUtility.h"
+#include "../networkPacks/PacksForClient.h"
 #include "../spells/CSpellHandler.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/mapObjects/CRewardableObject.cpp
+++ b/lib/mapObjects/CRewardableObject.cpp
@@ -14,9 +14,10 @@
 #include "../CGeneralTextHandler.h"
 #include "../CPlayerState.h"
 #include "../IGameCallback.h"
-#include "../NetPacks.h"
 #include "../mapObjectConstructors/AObjectTypeHandler.h"
 #include "../mapObjectConstructors/CObjectClassesHandler.h"
+#include "../mapObjects/CGHeroInstance.h"
+#include "../networkPacks/PacksForClient.h"
 #include "../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/mapObjects/IObjectInterface.cpp
+++ b/lib/mapObjects/IObjectInterface.cpp
@@ -14,9 +14,10 @@
 #include "CGTownInstance.h"
 #include "MiscObjects.h"

-#include "../NetPacks.h"
 #include "../IGameCallback.h"
 #include "../TerrainHandler.h"
+#include "../mapObjects/CGHeroInstance.h"
+#include "../networkPacks/PacksForClient.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/mapObjects/IObjectInterface.h
+++ b/lib/mapObjects/IObjectInterface.h
@@ -9,18 +9,22 @@
 */
 #pragma once

-#include "../NetPacksBase.h"
+#include "../networkPacks/EInfoWindowMode.h"

 VCMI_LIB_NAMESPACE_BEGIN

 struct BattleResult;
 struct UpgradeInfo;
+class BoatId;
 class CGObjectInstance;
 class CRandomGenerator;
+class CStackInstance;
+class CGHeroInstance;
 class IGameCallback;
 class ResourceSet;
 class int3;
 class MetaString;
+class PlayerColor;

 class DLL_LINKAGE IObjectInterface
 {
--- a/lib/mapObjects/MiscObjects.cpp
+++ b/lib/mapObjects/MiscObjects.cpp
@@ -12,7 +12,6 @@
 #include "MiscObjects.h"

 #include "../constants/StringConstants.h"
-#include "../NetPacks.h"
 #include "../CGeneralTextHandler.h"
 #include "../CSoundBase.h"
 #include "../CSkillHandler.h"
@@ -24,7 +23,11 @@
 #include "../serializer/JsonSerializeFormat.h"
 #include "../mapObjectConstructors/AObjectTypeHandler.h"
 #include "../mapObjectConstructors/CObjectClassesHandler.h"
+#include "../mapObjects/CGHeroInstance.h"
 #include "../modding/ModScope.h"
+#include "../networkPacks/PacksForClient.h"
+#include "../networkPacks/PacksForClientBattle.h"
+#include "../networkPacks/StackLocation.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/mapping/MapFormatH3M.cpp
+++ b/lib/mapping/MapFormatH3M.cpp
@@ -36,6 +36,8 @@
 #include "../mapObjects/MapObjects.h"
 #include "../mapObjects/ObjectTemplate.h"
 #include "../modding/ModScope.h"
+#include "../networkPacks/Component.h"
+#include "../networkPacks/NetPacksBase.h"
 #include "../spells/CSpellHandler.h"

 #include <boost/crc.hpp>
--- a/lib/networkPacks/BattleChanges.h
+++ b/lib/networkPacks/BattleChanges.h
@@ -0,0 +1,81 @@
+/*
+ * BattleChanges.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+#include "JsonNode.h"
+
+VCMI_LIB_NAMESPACE_BEGIN
+
+class BattleChanges
+{
+public:
+	enum class EOperation : si8
+	{
+		ADD,
+		RESET_STATE,
+		UPDATE,
+		REMOVE,
+	};
+
+	JsonNode data;
+	EOperation operation = EOperation::RESET_STATE;
+
+	BattleChanges() = default;
+	explicit BattleChanges(EOperation operation_)
+		: operation(operation_)
+	{
+	}
+};
+
+class UnitChanges : public BattleChanges
+{
+public:
+	uint32_t id = 0;
+	int64_t healthDelta = 0;
+
+	UnitChanges() = default;
+	UnitChanges(uint32_t id_, EOperation operation_)
+		: BattleChanges(operation_)
+		, id(id_)
+	{
+	}
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & id;
+		h & healthDelta;
+		h & data;
+		h & operation;
+	}
+};
+
+class ObstacleChanges : public BattleChanges
+{
+public:
+	uint32_t id = 0;
+
+	ObstacleChanges() = default;
+
+	ObstacleChanges(uint32_t id_, EOperation operation_)
+		: BattleChanges(operation_),
+		id(id_)
+	{
+	}
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & id;
+		h & data;
+		h & operation;
+	}
+};
+
+VCMI_LIB_NAMESPACE_END
+
--- a/lib/networkPacks/Component.h
+++ b/lib/networkPacks/Component.h
@@ -0,0 +1,54 @@
+/*
+ * Component.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+VCMI_LIB_NAMESPACE_BEGIN
+
+class CStackBasicDescriptor;
+
+struct Component
+{
+	enum class EComponentType : uint8_t
+	{
+		PRIM_SKILL,
+		SEC_SKILL,
+		RESOURCE,
+		CREATURE,
+		ARTIFACT,
+		EXPERIENCE,
+		SPELL,
+		MORALE,
+		LUCK,
+		BUILDING,
+		HERO_PORTRAIT,
+		FLAG,
+		INVALID //should be last
+	};
+	EComponentType id = EComponentType::INVALID;
+	ui16 subtype = 0; //id==EXPPERIENCE subtype==0 means exp points and subtype==1 levels
+	si32 val = 0; // + give; - take
+	si16 when = 0; // 0 - now; +x - within x days; -x - per x days
+
+	template <typename Handler> void serialize(Handler &h, const int version)
+	{
+		h & id;
+		h & subtype;
+		h & val;
+		h & when;
+	}
+	Component() = default;
+	DLL_LINKAGE explicit Component(const CStackBasicDescriptor &stack);
+	Component(Component::EComponentType Type, ui16 Subtype, si32 Val, si16 When)
+		:id(Type),subtype(Subtype),val(Val),when(When)
+	{
+	}
+};
+
+VCMI_LIB_NAMESPACE_END
--- a/lib/networkPacks/EInfoWindowMode.h
+++ b/lib/networkPacks/EInfoWindowMode.h
@@ -0,0 +1,22 @@
+/*
+ * EInfoWindowMode.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+VCMI_LIB_NAMESPACE_BEGIN
+
+enum class EInfoWindowMode : uint8_t
+{
+	AUTO,
+	MODAL,
+	INFO
+};
+
+VCMI_LIB_NAMESPACE_END
+
--- a/lib/networkPacks/EOpenWindowMode.h
+++ b/lib/networkPacks/EOpenWindowMode.h
@@ -0,0 +1,28 @@
+/*
+ * EOpenWindowMode.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+VCMI_LIB_NAMESPACE_BEGIN
+
+enum class EOpenWindowMode : uint8_t
+{
+	EXCHANGE_WINDOW,
+	RECRUITMENT_FIRST,
+	RECRUITMENT_ALL,
+	SHIPYARD_WINDOW,
+	THIEVES_GUILD,
+	UNIVERSITY_WINDOW,
+	HILL_FORT_WINDOW,
+	MARKET_WINDOW,
+	PUZZLE_MAP,
+	TAVERN_WINDOW
+};
+
+VCMI_LIB_NAMESPACE_END
--- a/lib/networkPacks/EntityChanges.h
+++ b/lib/networkPacks/EntityChanges.h
@@ -0,0 +1,33 @@
+/*
+ * EInfoWindowMode.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+#include <vcmi/Metatype.h>
+
+#include "../JsonNode.h"
+
+VCMI_LIB_NAMESPACE_BEGIN
+
+class EntityChanges
+{
+public:
+	Metatype metatype = Metatype::UNKNOWN;
+	int32_t entityIndex = 0;
+	JsonNode data;
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & metatype;
+		h & entityIndex;
+		h & data;
+	}
+};
+
+VCMI_LIB_NAMESPACE_END
+
--- a/lib/networkPacks/NetPackVisitor.h
+++ b/lib/networkPacks/NetPackVisitor.h
@@ -9,7 +9,9 @@
 */
 #pragma once

-#include "NetPacks.h"
+#include "PacksForClient.h"
+#include "PacksForClientBattle.h"
+#include "PacksForServer.h"
 #include "NetPacksLobby.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/networkPacks/NetPacksBase.h
+++ b/lib/networkPacks/NetPacksBase.h
@@ -9,11 +9,8 @@
 */
 #pragma once

-#include <vcmi/Metatype.h>
-
-#include "ConstTransitivePtr.h"
-#include "GameConstants.h"
-#include "JsonNode.h"
+#include "../ConstTransitivePtr.h"
+#include "../GameConstants.h"

 class CClient;
 class CGameHandler;
@@ -35,27 +32,6 @@ struct ArtSlotInfo;

 class ICPackVisitor;

-enum class EInfoWindowMode : uint8_t
-{
-	AUTO,
-	MODAL,
-	INFO
-};
-
-enum class EOpenWindowMode : uint8_t
-{
-	EXCHANGE_WINDOW,
-	RECRUITMENT_FIRST,
-	RECRUITMENT_ALL,
-	SHIPYARD_WINDOW,
-	THIEVES_GUILD,
-	UNIVERSITY_WINDOW,
-	HILL_FORT_WINDOW,
-	MARKET_WINDOW,
-	PUZZLE_MAP,
-	TAVERN_WINDOW
-};
-
 struct DLL_LINKAGE CPack
 {
 	std::shared_ptr<CConnection> c; // Pointer to connection that pack received from
@@ -92,6 +68,11 @@ protected:
 	virtual void visitBasic(ICPackVisitor & cpackVisitor) override;
 };

+struct DLL_LINKAGE Query : public CPackForClient
+{
+	QueryID queryID; // equals to -1 if it is not an actual query (and should not be answered)
+};
+
 struct DLL_LINKAGE CPackForServer : public CPack
 {
 	mutable PlayerColor player = PlayerColor::NEUTRAL;
@@ -115,44 +96,6 @@ protected:
 	virtual void visitBasic(ICPackVisitor & cpackVisitor) override;
 };

-struct Component
-{
-	enum class EComponentType : uint8_t 
-	{
-		PRIM_SKILL,
-		SEC_SKILL,
-		RESOURCE,
-		CREATURE,
-		ARTIFACT,
-		EXPERIENCE,
-		SPELL,
-		MORALE,
-		LUCK,
-		BUILDING,
-		HERO_PORTRAIT,
-		FLAG,
-		INVALID //should be last
-	};
-	EComponentType id = EComponentType::INVALID;
-	ui16 subtype = 0; //id==EXPPERIENCE subtype==0 means exp points and subtype==1 levels
-	si32 val = 0; // + give; - take
-	si16 when = 0; // 0 - now; +x - within x days; -x - per x days
-
-	template <typename Handler> void serialize(Handler &h, const int version)
-	{
-		h & id;
-		h & subtype;
-		h & val;
-		h & when;
-	}
-	Component() = default;
-	DLL_LINKAGE explicit Component(const CStackBasicDescriptor &stack);
-	Component(Component::EComponentType Type, ui16 Subtype, si32 Val, si16 When)
-		:id(Type),subtype(Subtype),val(Val),when(When)
-	{
-	}
-};
-
 using TArtHolder = std::variant<ConstTransitivePtr<CGHeroInstance>, ConstTransitivePtr<CStackInstance>>;

 struct ArtifactLocation
@@ -205,82 +148,4 @@ struct ArtifactLocation
 	}
 };

-class EntityChanges
-{
-public:
-	Metatype metatype = Metatype::UNKNOWN;
-	int32_t entityIndex = 0;
-	JsonNode data;
-	template <typename Handler> void serialize(Handler & h, const int version)
-	{
-		h & metatype;
-		h & entityIndex;
-		h & data;
-	}
-};
-
-class BattleChanges
-{
-public:
-	enum class EOperation : si8
-	{
-		ADD,
-		RESET_STATE,
-		UPDATE,
-		REMOVE,
-	};
-
-	JsonNode data;
-	EOperation operation = EOperation::RESET_STATE;
-
-	BattleChanges() = default;
-	BattleChanges(EOperation operation_)
-		: operation(operation_)
-	{
-	}
-};
-
-class UnitChanges : public BattleChanges
-{
-public:
-	uint32_t id = 0;
-	int64_t healthDelta = 0;
-
-	UnitChanges() = default;
-	UnitChanges(uint32_t id_, EOperation operation_)
-		: BattleChanges(operation_)
-		, id(id_)
-	{
-	}
-
-	template <typename Handler> void serialize(Handler & h, const int version)
-	{
-		h & id;
-		h & healthDelta;
-		h & data;
-		h & operation;
-	}
-};
-
-class ObstacleChanges : public BattleChanges
-{
-public:
-	uint32_t id = 0;
-
-	ObstacleChanges() = default;
-
-	ObstacleChanges(uint32_t id_, EOperation operation_)
-		: BattleChanges(operation_),
-		id(id_)
-	{
-	}
-
-	template <typename Handler> void serialize(Handler & h, const int version)
-	{
-		h & id;
-		h & data;
-		h & operation;
-	}
-};
-
 VCMI_LIB_NAMESPACE_END
--- a/lib/networkPacks/NetPacksLib.cpp
+++ b/lib/networkPacks/NetPacksLib.cpp
@@ -9,7 +9,11 @@
 */
 #include "StdInc.h"
 #include "ArtifactUtils.h"
-#include "NetPacks.h"
+#include "PacksForClient.h"
+#include "PacksForClientBattle.h"
+#include "PacksForServer.h"
+#include "StackLocation.h"
+#include "NetPacksLobby.h"
 #include "NetPackVisitor.h"
 #include "CGeneralTextHandler.h"
 #include "CArtHandler.h"
--- a/lib/networkPacks/NetPacksLobby.h
+++ b/lib/networkPacks/NetPacksLobby.h
@@ -9,9 +9,8 @@
 */
 #pragma once

-#include "NetPacksBase.h"
-
 #include "StartInfo.h"
+#include "NetPacksBase.h"

 class CServerHandler;
 class CVCMIServer;
@@ -43,7 +42,7 @@ struct DLL_LINKAGE LobbyClientConnected : public CLobbyPackToPropagate
 	int clientId = -1;
 	int hostClientId = -1;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler & h, const int version)
 	{
@@ -62,7 +61,7 @@ struct DLL_LINKAGE LobbyClientDisconnected : public CLobbyPackToPropagate
 	bool shutdownServer = false;


-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -75,7 +74,7 @@ struct DLL_LINKAGE LobbyChatMessage : public CLobbyPackToPropagate
 {
 	std::string playerName, message;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -91,7 +90,7 @@ struct DLL_LINKAGE LobbyGuiAction : public CLobbyPackToPropagate
 	} action = NONE;


-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -103,7 +102,7 @@ struct DLL_LINKAGE LobbyLoadProgress : public CLobbyPackToPropagate
 {
 	unsigned char progress;
 	
-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -115,7 +114,7 @@ struct DLL_LINKAGE LobbyEndGame : public CLobbyPackToPropagate
 {
 	bool closeConnection = false, restart = false;
 	
-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;
 	
 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -131,7 +130,7 @@ struct DLL_LINKAGE LobbyStartGame : public CLobbyPackToPropagate
 	CGameState * initializedGameState = nullptr;
 	int clientId = -1; //-1 means to all clients

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -148,7 +147,7 @@ struct DLL_LINKAGE LobbyChangeHost : public CLobbyPackToPropagate
 {
 	int newHostConnectionId = -1;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler & h, const int version)
 	{
@@ -161,7 +160,7 @@ struct DLL_LINKAGE LobbyUpdateState : public CLobbyPackToPropagate
 	LobbyState state;
 	bool hostChanged = false; // Used on client-side only

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -176,7 +175,7 @@ struct DLL_LINKAGE LobbySetMap : public CLobbyPackToServer

 	LobbySetMap() : mapInfo(nullptr), mapGenOpts(nullptr) {}

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -189,7 +188,7 @@ struct DLL_LINKAGE LobbySetCampaign : public CLobbyPackToServer
 {
 	std::shared_ptr<CampaignState> ourCampaign;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -201,7 +200,7 @@ struct DLL_LINKAGE LobbySetCampaignMap : public CLobbyPackToServer
 {
 	CampaignScenarioID mapId = CampaignScenarioID::NONE;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -213,7 +212,7 @@ struct DLL_LINKAGE LobbySetCampaignBonus : public CLobbyPackToServer
 {
 	int bonusId = -1;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -228,7 +227,7 @@ struct DLL_LINKAGE LobbyChangePlayerOption : public CLobbyPackToServer
 	int32_t value = 0;
 	PlayerColor color = PlayerColor::CANNOT_DETERMINE;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -242,7 +241,7 @@ struct DLL_LINKAGE LobbySetPlayer : public CLobbyPackToServer
 {
 	PlayerColor clickedColor = PlayerColor::CANNOT_DETERMINE;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -255,7 +254,7 @@ struct DLL_LINKAGE LobbySetPlayerName : public CLobbyPackToServer
 	PlayerColor color = PlayerColor::CANNOT_DETERMINE;
 	std::string name = "";

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -268,7 +267,7 @@ struct DLL_LINKAGE LobbySetSimturns : public CLobbyPackToServer
 {
 	SimturnsInfo simturnsInfo;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -280,7 +279,7 @@ struct DLL_LINKAGE LobbySetTurnTime : public CLobbyPackToServer
 {
 	TurnTimerInfo turnTimerInfo;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -292,7 +291,7 @@ struct DLL_LINKAGE LobbySetDifficulty : public CLobbyPackToServer
 {
 	ui8 difficulty = 0;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler &h, const int version)
 	{
@@ -305,7 +304,7 @@ struct DLL_LINKAGE LobbyForceSetPlayer : public CLobbyPackToServer
 	ui8 targetConnectedPlayer = -1;
 	PlayerColor targetPlayerColor = PlayerColor::CANNOT_DETERMINE;

-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;

 	template <typename Handler> void serialize(Handler & h, const int version)
 	{
@@ -318,7 +317,7 @@ struct DLL_LINKAGE LobbyShowMessage : public CLobbyPackToPropagate
 {
 	std::string message;
 	
-	virtual void visitTyped(ICPackVisitor & visitor) override;
+	void visitTyped(ICPackVisitor & visitor) override;
 	
 	template <typename Handler> void serialize(Handler & h, const int version)
 	{
--- a/lib/networkPacks/PacksForClient.h
+++ b/lib/networkPacks/PacksForClient.h
--- a/lib/networkPacks/PacksForClientBattle.h
+++ b/lib/networkPacks/PacksForClientBattle.h
@@ -0,0 +1,575 @@
+/*
+ * NetPacks.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+#include "NetPacksBase.h"
+#include "BattleChanges.h"
+#include "../MetaString.h"
+#include "../battle/BattleAction.h"
+
+VCMI_LIB_NAMESPACE_BEGIN
+
+class IBattleState;
+class BattleInfo;
+
+struct DLL_LINKAGE BattleStart : public CPackForClient
+{
+	void applyGs(CGameState * gs) const;
+
+	BattleID battleID = BattleID::NONE;
+	BattleInfo * info = nullptr;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & info;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleNextRound : public CPackForClient
+{
+	void applyGs(CGameState * gs) const;
+
+	BattleID battleID = BattleID::NONE;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleSetActiveStack : public CPackForClient
+{
+	void applyGs(CGameState * gs) const;
+
+	BattleID battleID = BattleID::NONE;
+	ui32 stack = 0;
+	ui8 askPlayerInterface = true;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & stack;
+		h & askPlayerInterface;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleCancelled: public CPackForClient
+{
+	void applyGs(CGameState * gs) const;
+
+	BattleID battleID = BattleID::NONE;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleResultAccepted : public CPackForClient
+{
+	void applyGs(CGameState * gs) const;
+
+	struct HeroBattleResults
+	{
+		HeroBattleResults()
+			: hero(nullptr), army(nullptr), exp(0) {}
+
+		CGHeroInstance * hero;
+		CArmedInstance * army;
+		TExpType exp;
+
+		template <typename Handler> void serialize(Handler & h, const int version)
+		{
+			h & hero;
+			h & army;
+			h & exp;
+		}
+	};
+
+	BattleID battleID = BattleID::NONE;
+	std::array<HeroBattleResults, 2> heroResult;
+	ui8 winnerSide;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & heroResult;
+		h & winnerSide;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleResult : public Query
+{
+	void applyFirstCl(CClient * cl);
+
+	BattleID battleID = BattleID::NONE;
+	EBattleResult result = EBattleResult::NORMAL;
+	ui8 winner = 2; //0 - attacker, 1 - defender, [2 - draw (should be possible?)]
+	std::map<ui32, si32> casualties[2]; //first => casualties of attackers - map crid => number
+	TExpType exp[2] = {0, 0}; //exp for attacker and defender
+	std::set<ArtifactInstanceID> artifacts; //artifacts taken from loser to winner - currently unused
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & queryID;
+		h & result;
+		h & winner;
+		h & casualties[0];
+		h & casualties[1];
+		h & exp;
+		h & artifacts;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleLogMessage : public CPackForClient
+{
+	BattleID battleID = BattleID::NONE;
+	std::vector<MetaString> lines;
+
+	void applyGs(CGameState * gs);
+	void applyBattle(IBattleState * battleState);
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & lines;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleStackMoved : public CPackForClient
+{
+	BattleID battleID = BattleID::NONE;
+	ui32 stack = 0;
+	std::vector<BattleHex> tilesToMove;
+	int distance = 0;
+	bool teleporting = false;
+
+	void applyGs(CGameState * gs);
+	void applyBattle(IBattleState * battleState);
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & stack;
+		h & tilesToMove;
+		h & distance;
+		h & teleporting;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleUnitsChanged : public CPackForClient
+{
+	void applyGs(CGameState * gs);
+	void applyBattle(IBattleState * battleState);
+
+	BattleID battleID = BattleID::NONE;
+	std::vector<UnitChanges> changedStacks;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & changedStacks;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct BattleStackAttacked
+{
+	DLL_LINKAGE void applyGs(CGameState * gs);
+	DLL_LINKAGE void applyBattle(IBattleState * battleState);
+
+	BattleID battleID = BattleID::NONE;
+	ui32 stackAttacked = 0, attackerID = 0;
+	ui32 killedAmount = 0;
+	int64_t damageAmount = 0;
+	UnitChanges newState;
+	enum EFlags { KILLED = 1, SECONDARY = 2, REBIRTH = 4, CLONE_KILLED = 8, SPELL_EFFECT = 16, FIRE_SHIELD = 32, };
+	ui32 flags = 0; //uses EFlags (above)
+	SpellID spellID = SpellID::NONE; //only if flag SPELL_EFFECT is set
+
+	bool killed() const//if target stack was killed
+	{
+		return flags & KILLED || flags & CLONE_KILLED;
+	}
+	bool cloneKilled() const
+	{
+		return flags & CLONE_KILLED;
+	}
+	bool isSecondary() const//if stack was not a primary target (receives no spell effects)
+	{
+		return flags & SECONDARY;
+	}
+	///Attacked with spell (SPELL_LIKE_ATTACK)
+	bool isSpell() const
+	{
+		return flags & SPELL_EFFECT;
+	}
+	bool willRebirth() const//resurrection, e.g. Phoenix
+	{
+		return flags & REBIRTH;
+	}
+	bool fireShield() const
+	{
+		return flags & FIRE_SHIELD;
+	}
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & stackAttacked;
+		h & attackerID;
+		h & newState;
+		h & flags;
+		h & killedAmount;
+		h & damageAmount;
+		h & spellID;
+		assert(battleID != BattleID::NONE);
+	}
+	bool operator<(const BattleStackAttacked & b) const
+	{
+		return stackAttacked < b.stackAttacked;
+	}
+};
+
+struct DLL_LINKAGE BattleAttack : public CPackForClient
+{
+	void applyGs(CGameState * gs);
+	BattleUnitsChanged attackerChanges;
+
+	BattleID battleID = BattleID::NONE;
+	std::vector<BattleStackAttacked> bsa;
+	ui32 stackAttacking = 0;
+	ui32 flags = 0; //uses Eflags (below)
+	enum EFlags { SHOT = 1, COUNTER = 2, LUCKY = 4, UNLUCKY = 8, BALLISTA_DOUBLE_DMG = 16, DEATH_BLOW = 32, SPELL_LIKE = 64, LIFE_DRAIN = 128 };
+
+	BattleHex tile;
+	SpellID spellID = SpellID::NONE; //for SPELL_LIKE
+
+	bool shot() const//distance attack - decrease number of shots
+	{
+		return flags & SHOT;
+	}
+	bool counter() const//is it counterattack?
+	{
+		return flags & COUNTER;
+	}
+	bool lucky() const
+	{
+		return flags & LUCKY;
+	}
+	bool unlucky() const
+	{
+		return flags & UNLUCKY;
+	}
+	bool ballistaDoubleDmg() const //if it's ballista attack and does double dmg
+	{
+		return flags & BALLISTA_DOUBLE_DMG;
+	}
+	bool deathBlow() const
+	{
+		return flags & DEATH_BLOW;
+	}
+	bool spellLike() const
+	{
+		return flags & SPELL_LIKE;
+	}
+	bool lifeDrain() const
+	{
+		return flags & LIFE_DRAIN;
+	}
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & bsa;
+		h & stackAttacking;
+		h & flags;
+		h & tile;
+		h & spellID;
+		h & attackerChanges;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE StartAction : public CPackForClient
+{
+	StartAction() = default;
+	explicit StartAction(BattleAction act)
+		: ba(std::move(act))
+	{
+	}
+	void applyFirstCl(CClient * cl);
+	void applyGs(CGameState * gs);
+
+	BattleID battleID = BattleID::NONE;
+	BattleAction ba;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & ba;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE EndAction : public CPackForClient
+{
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	BattleID battleID = BattleID::NONE;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+	}
+};
+
+struct DLL_LINKAGE BattleSpellCast : public CPackForClient
+{
+	void applyGs(CGameState * gs) const;
+
+	BattleID battleID = BattleID::NONE;
+	bool activeCast = true;
+	ui8 side = 0; //which hero did cast spell: 0 - attacker, 1 - defender
+	SpellID spellID; //id of spell
+	ui8 manaGained = 0; //mana channeling ability
+	BattleHex tile; //destination tile (may not be set in some global/mass spells
+	std::set<ui32> affectedCres; //ids of creatures affected by this spell, generally used if spell does not set any effect (like dispel or cure)
+	std::set<ui32> resistedCres; // creatures that resisted the spell (e.g. Dwarves)
+	std::set<ui32> reflectedCres; // creatures that reflected the spell (e.g. Magic Mirror spell)
+	si32 casterStack = -1; // -1 if not cated by creature, >=0 caster stack ID
+	bool castByHero = true; //if true - spell has been cast by hero, otherwise by a creature
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & side;
+		h & spellID;
+		h & manaGained;
+		h & tile;
+		h & affectedCres;
+		h & resistedCres;
+		h & reflectedCres;
+		h & casterStack;
+		h & castByHero;
+		h & activeCast;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE SetStackEffect : public CPackForClient
+{
+	void applyGs(CGameState * gs);
+	void applyBattle(IBattleState * battleState);
+
+	BattleID battleID = BattleID::NONE;
+	std::vector<std::pair<ui32, std::vector<Bonus>>> toAdd;
+	std::vector<std::pair<ui32, std::vector<Bonus>>> toUpdate;
+	std::vector<std::pair<ui32, std::vector<Bonus>>> toRemove;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & toAdd;
+		h & toUpdate;
+		h & toRemove;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE StacksInjured : public CPackForClient
+{
+	void applyGs(CGameState * gs);
+	void applyBattle(IBattleState * battleState);
+
+	BattleID battleID = BattleID::NONE;
+	std::vector<BattleStackAttacked> stacks;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & stacks;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleResultsApplied : public CPackForClient
+{
+	BattleID battleID = BattleID::NONE;
+	PlayerColor player1, player2;
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & player1;
+		h & player2;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleObstaclesChanged : public CPackForClient
+{
+	void applyGs(CGameState * gs);
+	void applyBattle(IBattleState * battleState);
+
+	BattleID battleID = BattleID::NONE;
+	std::vector<ObstacleChanges> changes;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & changes;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE CatapultAttack : public CPackForClient
+{
+	struct AttackInfo
+	{
+		si16 destinationTile;
+		EWallPart attackedPart;
+		ui8 damageDealt;
+
+		template <typename Handler> void serialize(Handler & h, const int version)
+		{
+			h & destinationTile;
+			h & attackedPart;
+			h & damageDealt;
+		}
+	};
+
+	CatapultAttack();
+	~CatapultAttack() override;
+
+	void applyGs(CGameState * gs);
+	void applyBattle(IBattleState * battleState);
+
+	BattleID battleID = BattleID::NONE;
+	std::vector< AttackInfo > attackedParts;
+	int attacker = -1; //if -1, then a spell caused this
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & attackedParts;
+		h & attacker;
+		assert(battleID != BattleID::NONE);
+	}
+};
+
+struct DLL_LINKAGE BattleSetStackProperty : public CPackForClient
+{
+	enum BattleStackProperty { CASTS, ENCHANTER_COUNTER, UNBIND, CLONED, HAS_CLONE };
+
+	void applyGs(CGameState * gs) const;
+
+	BattleID battleID = BattleID::NONE;
+	int stackID = 0;
+	BattleStackProperty which = CASTS;
+	int val = 0;
+	int absolute = 0;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & stackID;
+		h & which;
+		h & val;
+		h & absolute;
+		assert(battleID != BattleID::NONE);
+	}
+
+protected:
+	void visitTyped(ICPackVisitor & visitor) override;
+};
+
+///activated at the beginning of turn
+struct DLL_LINKAGE BattleTriggerEffect : public CPackForClient
+{
+	void applyGs(CGameState * gs) const; //effect
+
+	BattleID battleID = BattleID::NONE;
+	int stackID = 0;
+	int effect = 0; //use corresponding Bonus type
+	int val = 0;
+	int additionalInfo = 0;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & stackID;
+		h & effect;
+		h & val;
+		h & additionalInfo;
+		assert(battleID != BattleID::NONE);
+	}
+
+protected:
+	void visitTyped(ICPackVisitor & visitor) override;
+};
+
+struct DLL_LINKAGE BattleUpdateGateState : public CPackForClient
+{
+	void applyGs(CGameState * gs) const;
+
+	BattleID battleID = BattleID::NONE;
+	EGateState state = EGateState::NONE;
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & battleID;
+		h & state;
+		assert(battleID != BattleID::NONE);
+	}
+
+protected:
+	void visitTyped(ICPackVisitor & visitor) override;
+};
+
+VCMI_LIB_NAMESPACE_END
--- a/lib/networkPacks/PacksForServer.h
+++ b/lib/networkPacks/PacksForServer.h
@@ -0,0 +1,667 @@
+/*
+ * NetPacks.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+#include "NetPacksBase.h"
+#include "../int3.h"
+#include "../battle/BattleAction.h"
+
+VCMI_LIB_NAMESPACE_BEGIN
+
+struct DLL_LINKAGE GamePause : public CPackForServer
+{
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+	}
+};
+
+struct DLL_LINKAGE EndTurn : public CPackForServer
+{
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+	}
+};
+
+struct DLL_LINKAGE DismissHero : public CPackForServer
+{
+	DismissHero() = default;
+	DismissHero(const ObjectInstanceID & HID)
+		: hid(HID)
+	{
+	}
+	ObjectInstanceID hid;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & hid;
+	}
+};
+
+struct DLL_LINKAGE MoveHero : public CPackForServer
+{
+	MoveHero() = default;
+	MoveHero(const int3 & Dest, const ObjectInstanceID & HID, bool Transit)
+		: dest(Dest)
+		, hid(HID)
+		, transit(Transit)
+	{
+	}
+	int3 dest;
+	ObjectInstanceID hid;
+	bool transit = false;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & dest;
+		h & hid;
+		h & transit;
+	}
+};
+
+struct DLL_LINKAGE CastleTeleportHero : public CPackForServer
+{
+	CastleTeleportHero() = default;
+	CastleTeleportHero(const ObjectInstanceID & HID, const ObjectInstanceID & Dest, ui8 Source)
+		: dest(Dest)
+		, hid(HID)
+		, source(Source)
+	{
+	}
+	ObjectInstanceID dest;
+	ObjectInstanceID hid;
+	si8 source = 0; //who give teleporting, 1=castle gate
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & dest;
+		h & hid;
+	}
+};
+
+struct DLL_LINKAGE ArrangeStacks : public CPackForServer
+{
+	ArrangeStacks() = default;
+	ArrangeStacks(ui8 W, const SlotID & P1, const SlotID & P2, const ObjectInstanceID & ID1, const ObjectInstanceID & ID2, si32 VAL)
+		: what(W)
+		, p1(P1)
+		, p2(P2)
+		, id1(ID1)
+		, id2(ID2)
+		, val(VAL)
+	{
+	}
+
+	ui8 what = 0; //1 - swap; 2 - merge; 3 - split
+	SlotID p1, p2; //positions of first and second stack
+	ObjectInstanceID id1, id2; //ids of objects with garrison
+	si32 val = 0;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & what;
+		h & p1;
+		h & p2;
+		h & id1;
+		h & id2;
+		h & val;
+	}
+};
+
+struct DLL_LINKAGE BulkMoveArmy : public CPackForServer
+{
+	SlotID srcSlot;
+	ObjectInstanceID srcArmy;
+	ObjectInstanceID destArmy;
+
+	BulkMoveArmy() = default;
+
+	BulkMoveArmy(const ObjectInstanceID & srcArmy, const ObjectInstanceID & destArmy, const SlotID & srcSlot)
+		: srcArmy(srcArmy)
+		, destArmy(destArmy)
+		, srcSlot(srcSlot)
+	{
+	}
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler>
+	void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & srcSlot;
+		h & srcArmy;
+		h & destArmy;
+	}
+};
+
+struct DLL_LINKAGE BulkSplitStack : public CPackForServer
+{
+	SlotID src;
+	ObjectInstanceID srcOwner;
+	si32 amount = 0;
+
+	BulkSplitStack() = default;
+
+	BulkSplitStack(const ObjectInstanceID & srcOwner, const SlotID & src, si32 howMany)
+		: src(src)
+		, srcOwner(srcOwner)
+		, amount(howMany)
+	{
+	}
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler>
+	void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & src;
+		h & srcOwner;
+		h & amount;
+	}
+};
+
+struct DLL_LINKAGE BulkMergeStacks : public CPackForServer
+{
+	SlotID src;
+	ObjectInstanceID srcOwner;
+
+	BulkMergeStacks() = default;
+
+	BulkMergeStacks(const ObjectInstanceID & srcOwner, const SlotID & src)
+		: src(src)
+		, srcOwner(srcOwner)
+	{
+	}
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler>
+	void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & src;
+		h & srcOwner;
+	}
+};
+
+struct DLL_LINKAGE BulkSmartSplitStack : public CPackForServer
+{
+	SlotID src;
+	ObjectInstanceID srcOwner;
+
+	BulkSmartSplitStack() = default;
+
+	BulkSmartSplitStack(const ObjectInstanceID & srcOwner, const SlotID & src)
+		: src(src)
+		, srcOwner(srcOwner)
+	{
+	}
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler>
+	void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & src;
+		h & srcOwner;
+	}
+};
+
+struct DLL_LINKAGE DisbandCreature : public CPackForServer
+{
+	DisbandCreature() = default;
+	DisbandCreature(const SlotID & Pos, const ObjectInstanceID & ID)
+		: pos(Pos)
+		, id(ID)
+	{
+	}
+	SlotID pos; //stack pos
+	ObjectInstanceID id; //object id
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & pos;
+		h & id;
+	}
+};
+
+struct DLL_LINKAGE BuildStructure : public CPackForServer
+{
+	BuildStructure() = default;
+	BuildStructure(const ObjectInstanceID & TID, const BuildingID & BID)
+		: tid(TID)
+		, bid(BID)
+	{
+	}
+	ObjectInstanceID tid; //town id
+	BuildingID bid; //structure id
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & tid;
+		h & bid;
+	}
+};
+
+struct DLL_LINKAGE RazeStructure : public BuildStructure
+{
+	void visitTyped(ICPackVisitor & visitor) override;
+};
+
+struct DLL_LINKAGE RecruitCreatures : public CPackForServer
+{
+	RecruitCreatures() = default;
+	RecruitCreatures(const ObjectInstanceID & TID, const ObjectInstanceID & DST, const CreatureID & CRID, si32 Amount, si32 Level)
+		: tid(TID)
+		, dst(DST)
+		, crid(CRID)
+		, amount(Amount)
+		, level(Level)
+	{
+	}
+	ObjectInstanceID tid; //dwelling id, or town
+	ObjectInstanceID dst; //destination ID, e.g. hero
+	CreatureID crid;
+	ui32 amount = 0; //creature amount
+	si32 level = 0; //dwelling level to buy from, -1 if any
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & tid;
+		h & dst;
+		h & crid;
+		h & amount;
+		h & level;
+	}
+};
+
+struct DLL_LINKAGE UpgradeCreature : public CPackForServer
+{
+	UpgradeCreature() = default;
+	UpgradeCreature(const SlotID & Pos, const ObjectInstanceID & ID, const CreatureID & CRID)
+		: pos(Pos)
+		, id(ID)
+		, cid(CRID)
+	{
+	}
+	SlotID pos; //stack pos
+	ObjectInstanceID id; //object id
+	CreatureID cid; //id of type to which we want make upgrade
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & pos;
+		h & id;
+		h & cid;
+	}
+};
+
+struct DLL_LINKAGE GarrisonHeroSwap : public CPackForServer
+{
+	GarrisonHeroSwap() = default;
+	GarrisonHeroSwap(const ObjectInstanceID & TID)
+		: tid(TID)
+	{
+	}
+	ObjectInstanceID tid;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & tid;
+	}
+};
+
+struct DLL_LINKAGE ExchangeArtifacts : public CPackForServer
+{
+	ArtifactLocation src, dst;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & src;
+		h & dst;
+	}
+};
+
+struct DLL_LINKAGE BulkExchangeArtifacts : public CPackForServer
+{
+	ObjectInstanceID srcHero;
+	ObjectInstanceID dstHero;
+	bool swap = false;
+	bool equipped = true;
+	bool backpack = true;
+
+	BulkExchangeArtifacts() = default;
+	BulkExchangeArtifacts(const ObjectInstanceID & srcHero, const ObjectInstanceID & dstHero, bool swap, bool equipped, bool backpack)
+		: srcHero(srcHero)
+		, dstHero(dstHero)
+		, swap(swap)
+		, equipped(equipped)
+		, backpack(backpack)
+	{
+	}
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & srcHero;
+		h & dstHero;
+		h & swap;
+		h & equipped;
+		h & backpack;
+	}
+};
+
+struct DLL_LINKAGE AssembleArtifacts : public CPackForServer
+{
+	AssembleArtifacts() = default;
+	AssembleArtifacts(const ObjectInstanceID & _heroID, const ArtifactPosition & _artifactSlot, bool _assemble, const ArtifactID & _assembleTo)
+		: heroID(_heroID)
+		, artifactSlot(_artifactSlot)
+		, assemble(_assemble)
+		, assembleTo(_assembleTo)
+	{
+	}
+	ObjectInstanceID heroID;
+	ArtifactPosition artifactSlot;
+	bool assemble = false; // True to assemble artifact, false to disassemble.
+	ArtifactID assembleTo; // Artifact to assemble into.
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & heroID;
+		h & artifactSlot;
+		h & assemble;
+		h & assembleTo;
+	}
+};
+
+struct DLL_LINKAGE EraseArtifactByClient : public CPackForServer
+{
+	EraseArtifactByClient() = default;
+	EraseArtifactByClient(const ArtifactLocation & al)
+		: al(al)
+	{
+	}
+	ArtifactLocation al;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer&>(*this);
+		h & al;
+	}
+};
+
+struct DLL_LINKAGE BuyArtifact : public CPackForServer
+{
+	BuyArtifact() = default;
+	BuyArtifact(const ObjectInstanceID & HID, const ArtifactID & AID)
+		: hid(HID)
+		, aid(AID)
+	{
+	}
+	ObjectInstanceID hid;
+	ArtifactID aid;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & hid;
+		h & aid;
+	}
+};
+
+struct DLL_LINKAGE TradeOnMarketplace : public CPackForServer
+{
+	ObjectInstanceID marketId;
+	ObjectInstanceID heroId;
+
+	EMarketMode mode = EMarketMode::RESOURCE_RESOURCE;
+	std::vector<ui32> r1, r2; //mode 0: r1 - sold resource, r2 - bought res (exception: when sacrificing art r1 is art id [todo: make r2 preferred slot?]
+	std::vector<ui32> val; //units of sold resource
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & marketId;
+		h & heroId;
+		h & mode;
+		h & r1;
+		h & r2;
+		h & val;
+	}
+};
+
+struct DLL_LINKAGE SetFormation : public CPackForServer
+{
+	SetFormation() = default;
+	;
+	SetFormation(const ObjectInstanceID & HID, ui8 Formation)
+		: hid(HID)
+		, formation(Formation)
+	{
+	}
+	ObjectInstanceID hid;
+	ui8 formation = 0;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & hid;
+		h & formation;
+	}
+};
+
+struct DLL_LINKAGE HireHero : public CPackForServer
+{
+	HireHero() = default;
+	HireHero(HeroTypeID HID, const ObjectInstanceID & TID)
+		: hid(HID)
+		, tid(TID)
+	{
+	}
+	HeroTypeID hid; //available hero serial
+	ObjectInstanceID tid; //town (tavern) id
+	PlayerColor player;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & hid;
+		h & tid;
+		h & player;
+	}
+};
+
+struct DLL_LINKAGE BuildBoat : public CPackForServer
+{
+	ObjectInstanceID objid; //where player wants to buy a boat
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & objid;
+	}
+};
+
+struct DLL_LINKAGE QueryReply : public CPackForServer
+{
+	QueryReply() = default;
+	QueryReply(const QueryID & QID, std::optional<int32_t> Reply)
+		: qid(QID)
+		, reply(Reply)
+	{
+	}
+	QueryID qid;
+	PlayerColor player;
+	std::optional<int32_t> reply;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & qid;
+		h & player;
+		h & reply;
+	}
+};
+
+struct DLL_LINKAGE MakeAction : public CPackForServer
+{
+	MakeAction() = default;
+	MakeAction(BattleAction BA)
+		: ba(std::move(BA))
+	{
+	}
+	BattleAction ba;
+	BattleID battleID;
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & ba;
+		h & battleID;
+	}
+};
+
+struct DLL_LINKAGE DigWithHero : public CPackForServer
+{
+	ObjectInstanceID id; //digging hero id
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & id;
+	}
+};
+
+struct DLL_LINKAGE CastAdvSpell : public CPackForServer
+{
+	ObjectInstanceID hid; //hero id
+	SpellID sid; //spell id
+	int3 pos; //selected tile (not always used)
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & hid;
+		h & sid;
+		h & pos;
+	}
+};
+
+/***********************************************************************************************************/
+
+struct DLL_LINKAGE SaveGame : public CPackForServer
+{
+	SaveGame() = default;
+	SaveGame(std::string Fname)
+		: fname(std::move(Fname))
+	{
+	}
+	std::string fname;
+
+	void applyGs(CGameState * gs) {};
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & fname;
+	}
+};
+
+struct DLL_LINKAGE PlayerMessage : public CPackForServer
+{
+	PlayerMessage() = default;
+	PlayerMessage(std::string Text, const ObjectInstanceID & obj)
+		: text(std::move(Text))
+		, currObj(obj)
+	{
+	}
+
+	void applyGs(CGameState * gs) {};
+
+	void visitTyped(ICPackVisitor & visitor) override;
+
+	std::string text;
+	ObjectInstanceID currObj; // optional parameter that specifies current object. For cheats :)
+
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & static_cast<CPackForServer &>(*this);
+		h & text;
+		h & currObj;
+	}
+};
+
+VCMI_LIB_NAMESPACE_END
--- a/lib/networkPacks/StackLocation.h
+++ b/lib/networkPacks/StackLocation.h
@@ -0,0 +1,40 @@
+/*
+ * StackLocation.h, part of VCMI engine
+ *
+ * Authors: listed in file AUTHORS in main folder
+ *
+ * License: GNU General Public License v2.0 or later
+ * Full text of license available in license.txt file, in main folder
+ *
+ */
+#pragma once
+
+#include "../ConstTransitivePtr.h"
+#include "../GameConstants.h"
+
+VCMI_LIB_NAMESPACE_BEGIN
+
+class CArmedInstance;
+class CStackInstance;
+
+struct StackLocation
+{
+	ConstTransitivePtr<CArmedInstance> army;
+	SlotID slot;
+
+	StackLocation() = default;
+	StackLocation(const CArmedInstance * Army, const SlotID & Slot)
+		: army(const_cast<CArmedInstance *>(Army))  //we are allowed here to const cast -> change will go through one of our packages... do not abuse!
+		, slot(Slot)
+	{
+	}
+
+	DLL_LINKAGE const CStackInstance * getStack();
+	template <typename Handler> void serialize(Handler & h, const int version)
+	{
+		h & army;
+		h & slot;
+	}
+};
+
+VCMI_LIB_NAMESPACE_END
--- a/lib/registerTypes/RegisterTypes.h
+++ b/lib/registerTypes/RegisterTypes.h
@@ -9,8 +9,10 @@
 */
 #pragma once

-#include "../NetPacks.h"
-#include "../NetPacksLobby.h"
+#include "../networkPacks/PacksForClient.h"
+#include "../networkPacks/PacksForClientBattle.h"
+#include "../networkPacks/PacksForServer.h"
+#include "../networkPacks/NetPacksLobby.h"
 #include "../VCMI_Lib.h"
 #include "../CArtHandler.h"
 #include "../CCreatureSet.h"
--- a/lib/registerTypes/TypesClientPacks1.cpp
+++ b/lib/registerTypes/TypesClientPacks1.cpp
@@ -18,7 +18,6 @@
 #include "../CHeroHandler.h"
 #include "../spells/CSpellHandler.h"
 #include "../CTownHandler.h"
-#include "../NetPacks.h"

 #include "../serializer/BinaryDeserializer.h"
 #include "../serializer/BinarySerializer.h"
--- a/lib/registerTypes/TypesClientPacks2.cpp
+++ b/lib/registerTypes/TypesClientPacks2.cpp
@@ -20,7 +20,6 @@
 #include "../CHeroHandler.h"
 #include "../spells/CSpellHandler.h"
 #include "../CTownHandler.h"
-#include "../NetPacks.h"

 #include "../serializer/BinaryDeserializer.h"
 #include "../serializer/BinarySerializer.h"
--- a/lib/registerTypes/TypesLobbyPacks.cpp
+++ b/lib/registerTypes/TypesLobbyPacks.cpp
@@ -27,7 +27,6 @@
 #include "../RiverHandler.h"
 #include "../TerrainHandler.h"
 #include "../campaign/CampaignState.h"
-#include "../NetPacks.h"
 #include "../rmg/CMapGenOptions.h"

 #include "../serializer/BinaryDeserializer.h"
--- a/lib/registerTypes/TypesMapObjects1.cpp
+++ b/lib/registerTypes/TypesMapObjects1.cpp
@@ -18,7 +18,6 @@
 #include "../CHeroHandler.h"
 #include "../spells/CSpellHandler.h"
 #include "../CTownHandler.h"
-#include "../NetPacks.h"

 #include "../serializer/BinaryDeserializer.h"
 #include "../serializer/BinarySerializer.h"
--- a/lib/registerTypes/TypesMapObjects2.cpp
+++ b/lib/registerTypes/TypesMapObjects2.cpp
@@ -20,7 +20,6 @@
 #include "../CHeroHandler.h"
 #include "../spells/CSpellHandler.h"
 #include "../CTownHandler.h"
-#include "../NetPacks.h"

 #include "../serializer/BinaryDeserializer.h"
 #include "../serializer/BinarySerializer.h"
--- a/lib/registerTypes/TypesMapObjects3.cpp
+++ b/lib/registerTypes/TypesMapObjects3.cpp
@@ -18,7 +18,6 @@
 #include "../CHeroHandler.h"
 #include "../spells/CSpellHandler.h"
 #include "../CTownHandler.h"
-#include "../NetPacks.h"

 #include "../serializer/BinaryDeserializer.h"
 #include "../serializer/BinarySerializer.h"
--- a/lib/registerTypes/TypesServerPacks.cpp
+++ b/lib/registerTypes/TypesServerPacks.cpp
@@ -18,7 +18,6 @@
 #include "../CHeroHandler.h"
 #include "../spells/CSpellHandler.h"
 #include "../CTownHandler.h"
-#include "../NetPacks.h"

 #include "../serializer/BinaryDeserializer.h"
 #include "../serializer/BinarySerializer.h"
--- a/lib/rewardable/Configuration.h
+++ b/lib/rewardable/Configuration.h
@@ -12,8 +12,8 @@

 #include "Limiter.h"
 #include "MetaString.h"
-#include "NetPacksBase.h"
 #include "Reward.h"
+#include "../networkPacks/EInfoWindowMode.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/rewardable/Interface.cpp
+++ b/lib/rewardable/Interface.cpp
@@ -15,11 +15,14 @@
 #include "../TerrainHandler.h"
 #include "../CPlayerState.h"
 #include "../CSoundBase.h"
-#include "../NetPacks.h"
 #include "../gameState/CGameState.h"
 #include "../spells/CSpellHandler.h"
 #include "../spells/ISpellMechanics.h"
+#include "../mapObjects/CGHeroInstance.h"
 #include "../mapObjects/MiscObjects.h"
+#include "../mapping/CMapDefines.h"
+#include "../networkPacks/StackLocation.h"
+#include "../networkPacks/PacksForClient.h"
 #include "../IGameCallback.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/rewardable/Limiter.cpp
+++ b/lib/rewardable/Limiter.cpp
@@ -14,6 +14,7 @@
 #include "../IGameCallback.h"
 #include "../CPlayerState.h"
 #include "../mapObjects/CGHeroInstance.h"
+#include "../networkPacks/Component.h"
 #include "../serializer/JsonSerializeFormat.h"
 #include "../constants/StringConstants.h"
 #include "../CHeroHandler.h"
--- a/lib/rewardable/Reward.h
+++ b/lib/rewardable/Reward.h
@@ -13,6 +13,7 @@
 #include "../ResourceSet.h"
 #include "../bonuses/Bonus.h"
 #include "../CCreatureSet.h"
+#include "../networkPacks/Component.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/spells/AdventureSpellMechanics.cpp
+++ b/lib/spells/AdventureSpellMechanics.cpp
@@ -14,12 +14,12 @@

 #include "CSpellHandler.h"

+#include "../CGameInfoCallback.h"
+#include "../CPlayerState.h"
 #include "../CRandomGenerator.h"
 #include "../mapObjects/CGHeroInstance.h"
-#include "../NetPacks.h"
-#include "../CGameInfoCallback.h"
 #include "../mapping/CMap.h"
-#include "../CPlayerState.h"
+#include "../networkPacks/PacksForClient.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/spells/BattleSpellMechanics.cpp
+++ b/lib/spells/BattleSpellMechanics.cpp
@@ -16,9 +16,8 @@

 #include "../battle/IBattleState.h"
 #include "../battle/CBattleInfoCallback.h"
-
+#include "../networkPacks/PacksForClientBattle.h"
 #include "../CStack.h"
-#include "../NetPacks.h"

 VCMI_LIB_NAMESPACE_BEGIN

--- a/lib/spells/ISpellMechanics.cpp
+++ b/lib/spells/ISpellMechanics.cpp
@@ -36,7 +36,6 @@
 #include "effects/Timed.h"

 #include "CSpellHandler.h"
-#include "../NetPacks.h"

 #include "../CHeroHandler.h"//todo: remove
 #include "../IGameCallback.h"//todo: remove
--- a/lib/spells/ObstacleCasterProxy.h
+++ b/lib/spells/ObstacleCasterProxy.h
@@ -9,7 +9,6 @@
 */

 #include "ProxyCaster.h"
-#include "../lib/NetPacksBase.h"
 #include "../battle/BattleHex.h"
 #include "../battle/CObstacleInstance.h"

--- a/lib/spells/effects/Catapult.cpp
+++ b/lib/spells/effects/Catapult.cpp
@@ -14,11 +14,11 @@
 #include "Registry.h"
 #include "../ISpellMechanics.h"

-#include "../../NetPacks.h"
 #include "../../battle/IBattleState.h"
 #include "../../battle/CBattleInfoCallback.h"
 #include "../../battle/Unit.h"
 #include "../../mapObjects/CGTownInstance.h"
+#include "../../networkPacks/PacksForClientBattle.h"
 #include "../../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/spells/effects/Clone.cpp
+++ b/lib/spells/effects/Clone.cpp
@@ -12,10 +12,10 @@
 #include "Clone.h"
 #include "Registry.h"
 #include "../ISpellMechanics.h"
-#include "../../NetPacks.h"
 #include "../../battle/CBattleInfoCallback.h"
 #include "../../battle/IBattleState.h"
 #include "../../battle/CUnitState.h"
+#include "../../networkPacks/PacksForClientBattle.h"
 #include "../../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/spells/effects/Damage.cpp
+++ b/lib/spells/effects/Damage.cpp
@@ -14,10 +14,11 @@
 #include "../CSpellHandler.h"
 #include "../ISpellMechanics.h"

-#include "../../NetPacks.h"
+#include "../../MetaString.h"
 #include "../../CStack.h"
 #include "../../battle/IBattleState.h"
 #include "../../battle/CBattleInfoCallback.h"
+#include "../../networkPacks/PacksForClientBattle.h"
 #include "../../CGeneralTextHandler.h"
 #include "../../serializer/JsonSerializeFormat.h"

--- a/lib/spells/effects/DemonSummon.cpp
+++ b/lib/spells/effects/DemonSummon.cpp
@@ -12,10 +12,10 @@
 #include "DemonSummon.h"
 #include "Registry.h"
 #include "../ISpellMechanics.h"
-#include "../../NetPacks.h"
 #include "../../battle/CBattleInfoCallback.h"
 #include "../../battle/BattleInfo.h"
 #include "../../battle/CUnitState.h"
+#include "../../networkPacks/PacksForClientBattle.h"
 #include "../../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/spells/effects/Dispel.cpp
+++ b/lib/spells/effects/Dispel.cpp
@@ -16,10 +16,12 @@

 #include "../ISpellMechanics.h"

-#include "../../NetPacks.h"
+#include "../../MetaString.h"
 #include "../../battle/IBattleState.h"
 #include "../../battle/CBattleInfoCallback.h"
 #include "../../battle/Unit.h"
+#include "../../bonuses/BonusList.h"
+#include "../../networkPacks/PacksForClientBattle.h"
 #include "../../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/lib/spells/effects/Heal.cpp
+++ b/lib/spells/effects/Heal.cpp
@@ -13,11 +13,12 @@
 #include "Registry.h"
 #include "../ISpellMechanics.h"

-#include "../../NetPacks.h"
+#include "../../MetaString.h"
 #include "../../battle/IBattleState.h"
 #include "../../battle/CUnitState.h"
 #include "../../battle/CBattleInfoCallback.h"
 #include "../../battle/Unit.h"
+#include "../../networkPacks/PacksForClientBattle.h"
 #include "../../serializer/JsonSerializeFormat.h"

 VCMI_LIB_NAMESPACE_BEGIN
--- a/Show More
+++ b/Show More