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/*
* VisitObj.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 "Goals.h"
#include "../VCAI.h"
#include "../AIUtility.h"
#include "../AIhelper.h"
#include "../FuzzyHelper.h"
#include "../ResourceManager.h"
#include "../BuildingManager.h"
#include "../../../lib/constants/StringConstants.h"
using namespace Goals;
bool VisitObj::operator==(const VisitObj & other) const
{
return other.hero.h == hero.h && other.objid == objid;
}
std::string VisitObj::completeMessage() const
{
return "hero " + hero.get()->getNameTranslated() + " captured Object ID = " + std::to_string(objid);
}
TGoalVec VisitObj::getAllPossibleSubgoals()
{
TGoalVec goalList;
const CGObjectInstance * obj = cb->getObjInstance(ObjectInstanceID(objid));
if(!obj)
{
throw cannotFulfillGoalException("Object is missing - goal is invalid now!");
}
int3 pos = obj->visitablePos();
if(hero)
{
if(ai->isAccessibleForHero(pos, hero))
{
if(isSafeToVisit(hero, pos))
goalList.push_back(sptr(VisitObj(obj->id.getNum()).sethero(hero)));
else
goalList.push_back(sptr(GatherArmy((int)(fh->evaluateDanger(pos, hero.h) * SAFE_ATTACK_CONSTANT)).sethero(hero).setisAbstract(true)));
return goalList;
}
}
else
{
for(auto potentialVisitor : cb->getHeroesInfo())
{
if(ai->isAccessibleForHero(pos, potentialVisitor))
{
if(isSafeToVisit(potentialVisitor, pos))
goalList.push_back(sptr(VisitObj(obj->id.getNum()).sethero(potentialVisitor)));
else
goalList.push_back(sptr(GatherArmy((int)(fh->evaluateDanger(pos, potentialVisitor) * SAFE_ATTACK_CONSTANT)).sethero(potentialVisitor).setisAbstract(true)));
}
}
if(!goalList.empty())
{
return goalList;
}
}
goalList.push_back(sptr(ClearWayTo(pos)));
return goalList;
}
TSubgoal VisitObj::whatToDoToAchieve()
{
auto bestGoal = fh->chooseSolution(getAllPossibleSubgoals());
if(bestGoal->goalType == VISIT_OBJ && bestGoal->hero)
bestGoal->setisElementar(true);
return bestGoal;
}
VisitObj::VisitObj(int Objid)
: CGoal(VISIT_OBJ)
{
objid = Objid;
auto obj = ai->myCb->getObjInstance(ObjectInstanceID(objid));
if(obj)
tile = obj->visitablePos();
else
logAi->error("VisitObj constructed with invalid object instance %d", Objid);
priority = 3;
}
bool VisitObj::fulfillsMe(TSubgoal goal)
{
if(goal->goalType == VISIT_TILE)
{
if (!hero || hero == goal->hero)
{
auto obj = cb->getObjInstance(ObjectInstanceID(objid));
if (obj && obj->visitablePos() == goal->tile) //object could be removed
return true;
}
}
return false;
}
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