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CCallback.cpp
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CCallback.cpp
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/*
* CCallback.cpp, 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
*
*/
#include "StdInc.h"
#include "CCallback.h"
#include "lib/CCreatureHandler.h"
#include "lib/gameState/CGameState.h"
#include "client/CPlayerInterface.h"
#include "client/Client.h"
#include "lib/mapping/CMap.h"
#include "lib/mapObjects/CGHeroInstance.h"
#include "lib/mapObjects/CGTownInstance.h"
#include "lib/texts/CGeneralTextHandler.h"
#include "lib/CHeroHandler.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)
{
CastleTeleportHero pack(who->id, where->id, 1);
sendRequest(&pack);
return true;
}
void CCallback::moveHero(const CGHeroInstance *h, const int3 & destination, bool transit)
{
MoveHero pack({destination}, h->id, transit);
sendRequest(&pack);
}
void CCallback::moveHero(const CGHeroInstance *h, const std::vector<int3> & path, bool transit)
{
MoveHero pack(path, h->id, transit);
sendRequest(&pack);
}
int CCallback::selectionMade(int selection, QueryID queryID)
{
return sendQueryReply(selection, queryID);
}
int CCallback::sendQueryReply(std::optional<int32_t> reply, QueryID queryID)
{
ASSERT_IF_CALLED_WITH_PLAYER
if(queryID == QueryID(-1))
{
logGlobal->error("Cannot answer the query -1!");
return -1;
}
QueryReply pack(queryID, reply);
pack.player = *player;
return sendRequest(&pack);
}
void CCallback::recruitCreatures(const CGDwelling * obj, const CArmedInstance * dst, CreatureID ID, ui32 amount, si32 level)
{
// TODO exception for neutral dwellings shouldn't be hardcoded
if(player != obj->tempOwner && obj->ID != Obj::WAR_MACHINE_FACTORY && obj->ID != Obj::REFUGEE_CAMP)
return;
RecruitCreatures pack(obj->id, dst->id, ID, amount, level);
sendRequest(&pack);
}
bool CCallback::dismissCreature(const CArmedInstance *obj, SlotID stackPos)
{
if((player && obj->tempOwner != player) || (obj->stacksCount()<2 && obj->needsLastStack()))
return false;
DisbandCreature pack(stackPos,obj->id);
sendRequest(&pack);
return true;
}
bool CCallback::upgradeCreature(const CArmedInstance *obj, SlotID stackPos, CreatureID newID)
{
UpgradeCreature pack(stackPos,obj->id,newID);
sendRequest(&pack);
return false;
}
void CCallback::endTurn()
{
logGlobal->trace("Player %d ended his turn.", player->getNum());
EndTurn pack;
sendRequest(&pack);
}
int CCallback::swapCreatures(const CArmedInstance *s1, const CArmedInstance *s2, SlotID p1, SlotID p2)
{
ArrangeStacks pack(1,p1,p2,s1->id,s2->id,0);
sendRequest(&pack);
return 0;
}
int CCallback::mergeStacks(const CArmedInstance *s1, const CArmedInstance *s2, SlotID p1, SlotID p2)
{
ArrangeStacks pack(2,p1,p2,s1->id,s2->id,0);
sendRequest(&pack);
return 0;
}
int CCallback::splitStack(const CArmedInstance *s1, const CArmedInstance *s2, SlotID p1, SlotID p2, int val)
{
ArrangeStacks pack(3,p1,p2,s1->id,s2->id,val);
sendRequest(&pack);
return 0;
}
int CCallback::bulkMoveArmy(ObjectInstanceID srcArmy, ObjectInstanceID destArmy, SlotID srcSlot)
{
BulkMoveArmy pack(srcArmy, destArmy, srcSlot);
sendRequest(&pack);
return 0;
}
int CCallback::bulkSplitStack(ObjectInstanceID armyId, SlotID srcSlot, int howMany)
{
BulkSplitStack pack(armyId, srcSlot, howMany);
sendRequest(&pack);
return 0;
}
int CCallback::bulkSmartSplitStack(ObjectInstanceID armyId, SlotID srcSlot)
{
BulkSmartSplitStack pack(armyId, srcSlot);
sendRequest(&pack);
return 0;
}
int CCallback::bulkMergeStacks(ObjectInstanceID armyId, SlotID srcSlot)
{
BulkMergeStacks pack(armyId, srcSlot);
sendRequest(&pack);
return 0;
}
bool CCallback::dismissHero(const CGHeroInstance *hero)
{
if(player!=hero->tempOwner) return false;
DismissHero pack(hero->id);
sendRequest(&pack);
return true;
}
bool CCallback::swapArtifacts(const ArtifactLocation &l1, const ArtifactLocation &l2)
{
ExchangeArtifacts ea;
ea.src = l1;
ea.dst = l2;
sendRequest(&ea);
return true;
}
/**
* Assembles or disassembles a combination artifact.
* @param hero Hero holding the artifact(s).
* @param artifactSlot The worn slot ID of the combination- or constituent artifact.
* @param assemble True for assembly operation, false for disassembly.
* @param assembleTo If assemble is true, this represents the artifact ID of the combination
* artifact to assemble to. Otherwise it's not used.
*/
void CCallback::assembleArtifacts(const ObjectInstanceID & heroID, ArtifactPosition artifactSlot, bool assemble, ArtifactID assembleTo)
{
AssembleArtifacts aa(heroID, artifactSlot, assemble, assembleTo);
sendRequest(&aa);
}
void CCallback::bulkMoveArtifacts(ObjectInstanceID srcHero, ObjectInstanceID dstHero, bool swap, bool equipped, bool backpack)
{
BulkExchangeArtifacts bma(srcHero, dstHero, swap, equipped, backpack);
sendRequest(&bma);
}
void CCallback::scrollBackpackArtifacts(ObjectInstanceID hero, bool left)
{
ManageBackpackArtifacts mba(hero, ManageBackpackArtifacts::ManageCmd::SCROLL_RIGHT);
if(left)
mba.cmd = ManageBackpackArtifacts::ManageCmd::SCROLL_LEFT;
sendRequest(&mba);
}
void CCallback::manageHeroCostume(ObjectInstanceID hero, size_t costumeIndex, bool saveCostume)
{
ManageEquippedArtifacts mea(hero, costumeIndex, saveCostume);
sendRequest(&mea);
}
void CCallback::eraseArtifactByClient(const ArtifactLocation & al)
{
EraseArtifactByClient ea(al);
sendRequest(&ea);
}
bool CCallback::buildBuilding(const CGTownInstance *town, BuildingID buildingID)
{
if(town->tempOwner!=player)
return false;
if(canBuildStructure(town, buildingID) != EBuildingState::ALLOWED)
return false;
BuildStructure pack(town->id,buildingID);
sendRequest(&pack);
return true;
}
bool CCallback::triggerTownSpecialBuildingAction(const CGTownInstance *town, BuildingSubID::EBuildingSubID subBuildingID)
{
if(town->tempOwner!=player)
return false;
TriggerTownSpecialBuildingAction pack(town->id, subBuildingID);
sendRequest(&pack);
return true;
}
void CBattleCallback::battleMakeSpellAction(const BattleID & battleID, const BattleAction & action)
{
assert(action.actionType == EActionType::HERO_SPELL);
MakeAction mca(action);
mca.battleID = battleID;
sendRequest(&mca);
}
int CBattleCallback::sendRequest(const CPackForServer * request)
{
int requestID = cl->sendRequest(request, *getPlayerID());
if(waitTillRealize)
{
logGlobal->trace("We'll wait till request %d is answered.\n", requestID);
auto gsUnlocker = vstd::makeUnlockSharedGuardIf(CGameState::mutex, unlockGsWhenWaiting);
CClient::waitingRequest.waitWhileContains(requestID);
}
boost::this_thread::interruption_point();
return requestID;
}
void CCallback::swapGarrisonHero( const CGTownInstance *town )
{
if(town->tempOwner == *player || (town->garrisonHero && town->garrisonHero->tempOwner == *player ))
{
GarrisonHeroSwap pack(town->id);
sendRequest(&pack);
}
}
void CCallback::buyArtifact(const CGHeroInstance *hero, ArtifactID aid)
{
if(hero->tempOwner != *player) return;
BuyArtifact pack(hero->id,aid);
sendRequest(&pack);
}
void CCallback::trade(const ObjectInstanceID marketId, EMarketMode mode, TradeItemSell id1, TradeItemBuy id2, ui32 val1, const CGHeroInstance * hero)
{
trade(marketId, mode, std::vector(1, id1), std::vector(1, id2), std::vector(1, val1), hero);
}
void CCallback::trade(const ObjectInstanceID marketId, EMarketMode mode, const std::vector<TradeItemSell> & id1, const std::vector<TradeItemBuy> & id2, const std::vector<ui32> & val1, const CGHeroInstance * hero)
{
TradeOnMarketplace pack;
pack.marketId = marketId;
pack.heroId = hero ? hero->id : ObjectInstanceID();
pack.mode = mode;
pack.r1 = id1;
pack.r2 = id2;
pack.val = val1;
sendRequest(&pack);
}
void CCallback::setFormation(const CGHeroInstance * hero, EArmyFormation mode)
{
SetFormation pack(hero->id, mode);
sendRequest(&pack);
}
void CCallback::recruitHero(const CGObjectInstance *townOrTavern, const CGHeroInstance *hero, const HeroTypeID & nextHero)
{
assert(townOrTavern);
assert(hero);
HireHero pack(hero->getHeroType(), townOrTavern->id, nextHero);
pack.player = *player;
sendRequest(&pack);
}
void CCallback::save( const std::string &fname )
{
cl->save(fname);
}
void CCallback::gamePause(bool pause)
{
if(pause)
{
GamePause pack;
pack.player = *player;
sendRequest(&pack);
}
else
{
sendQueryReply(0, QueryID::CLIENT);
}
}
void CCallback::sendMessage(const std::string &mess, const CGObjectInstance * currentObject)
{
ASSERT_IF_CALLED_WITH_PLAYER
PlayerMessage pm(mess, currentObject? currentObject->id : ObjectInstanceID(-1));
if(player)
pm.player = *player;
sendRequest(&pm);
}
void CCallback::buildBoat( const IShipyard *obj )
{
BuildBoat bb;
bb.objid = dynamic_cast<const CGObjectInstance*>(obj)->id;
sendRequest(&bb);
}
CCallback::CCallback(CGameState * GS, std::optional<PlayerColor> Player, CClient * C)
: CBattleCallback(Player, C)
{
gs = GS;
waitTillRealize = false;
unlockGsWhenWaiting = false;
}
CCallback::~CCallback() = default;
bool CCallback::canMoveBetween(const int3 &a, const int3 &b)
{
//bidirectional
return gs->map->canMoveBetween(a, b);
}
std::shared_ptr<const CPathsInfo> CCallback::getPathsInfo(const CGHeroInstance * h)
{
return cl->getPathsInfo(h);
}
std::optional<PlayerColor> CCallback::getPlayerID() const
{
return CBattleCallback::getPlayerID();
}
int3 CCallback::getGuardingCreaturePosition(int3 tile)
{
if (!gs->map->isInTheMap(tile))
return int3(-1,-1,-1);
return gs->map->guardingCreaturePositions[tile.z][tile.x][tile.y];
}
void CCallback::dig( const CGObjectInstance *hero )
{
DigWithHero dwh;
dwh.id = hero->id;
sendRequest(&dwh);
}
void CCallback::castSpell(const CGHeroInstance *hero, SpellID spellID, const int3 &pos)
{
CastAdvSpell cas;
cas.hid = hero->id;
cas.sid = spellID;
cas.pos = pos;
sendRequest(&cas);
}
int CCallback::mergeOrSwapStacks(const CArmedInstance *s1, const CArmedInstance *s2, SlotID p1, SlotID p2)
{
if(s1->getCreature(p1) == s2->getCreature(p2))
return mergeStacks(s1, s2, p1, p2);
else
return swapCreatures(s1, s2, p1, p2);
}
void CCallback::registerBattleInterface(std::shared_ptr<IBattleEventsReceiver> battleEvents)
{
cl->additionalBattleInts[*player].push_back(battleEvents);
}
void CCallback::unregisterBattleInterface(std::shared_ptr<IBattleEventsReceiver> battleEvents)
{
cl->additionalBattleInts[*player] -= battleEvents;
}
CBattleCallback::CBattleCallback(std::optional<PlayerColor> player, CClient * C):
cl(C),
player(player)
{
}
void CBattleCallback::battleMakeUnitAction(const BattleID & battleID, const BattleAction & action)
{
assert(!cl->gs->getBattle(battleID)->tacticDistance);
MakeAction ma;
ma.ba = action;
ma.battleID = battleID;
sendRequest(&ma);
}
void CBattleCallback::battleMakeTacticAction(const BattleID & battleID, const BattleAction & action )
{
assert(cl->gs->getBattle(battleID)->tacticDistance);
MakeAction ma;
ma.ba = action;
ma.battleID = battleID;
sendRequest(&ma);
}
std::optional<BattleAction> CBattleCallback::makeSurrenderRetreatDecision(const BattleID & battleID, const BattleStateInfoForRetreat & battleState)
{
return cl->playerint[getPlayerID().value()]->makeSurrenderRetreatDecision(battleID, battleState);
}
std::shared_ptr<CPlayerBattleCallback> CBattleCallback::getBattle(const BattleID & battleID)
{
if (activeBattles.count(battleID))
return activeBattles.at(battleID);
throw std::runtime_error("Failed to find battle " + std::to_string(battleID.getNum()) + " of player " + player->toString() + ". Number of ongoing battles: " + std::to_string(activeBattles.size()));
}
std::optional<PlayerColor> CBattleCallback::getPlayerID() const
{
return player;
}
void CBattleCallback::onBattleStarted(const IBattleInfo * info)
{
if (activeBattles.count(info->getBattleID()) > 0)
throw std::runtime_error("Player " + player->toString() + " is already engaged in battle " + std::to_string(info->getBattleID().getNum()));
logGlobal->debug("Battle %d started for player %s", info->getBattleID(), player->toString());
activeBattles[info->getBattleID()] = std::make_shared<CPlayerBattleCallback>(info, *getPlayerID());
}
void CBattleCallback::onBattleEnded(const BattleID & battleID)
{
if (activeBattles.count(battleID) == 0)
throw std::runtime_error("Player " + player->toString() + " is not engaged in battle " + std::to_string(battleID.getNum()));
logGlobal->debug("Battle %d ended for player %s", battleID, player->toString());
activeBattles.erase(battleID);
}