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vcmi/AI/VCAI/Goals/CompleteQuest.cpp
2019-04-11 14:54:48 +03:00

276 lines
5.7 KiB
C++

/*
* CompleteQuest.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 "../FuzzyHelper.h"
#include "../AIhelper.h"
#include "../../../lib/mapping/CMap.h" //for victory conditions
#include "../../../lib/CPathfinder.h"
extern boost::thread_specific_ptr<CCallback> cb;
extern boost::thread_specific_ptr<VCAI> ai;
extern FuzzyHelper * fh;
using namespace Goals;
bool CompleteQuest::operator==(const CompleteQuest & other) const
{
return q.quest->qid == other.q.quest->qid;
}
TGoalVec CompleteQuest::getAllPossibleSubgoals()
{
TGoalVec solutions;
if(q.quest->missionType && q.quest->progress != CQuest::COMPLETE)
{
logAi->debug("Trying to realize quest: %s", questToString());
switch(q.quest->missionType)
{
case CQuest::MISSION_ART:
return missionArt();
case CQuest::MISSION_HERO:
return missionHero();
case CQuest::MISSION_ARMY:
return missionArmy();
case CQuest::MISSION_RESOURCES:
return missionResources();
case CQuest::MISSION_KILL_HERO:
case CQuest::MISSION_KILL_CREATURE:
return missionDestroyObj();
case CQuest::MISSION_PRIMARY_STAT:
return missionIncreasePrimaryStat();
case CQuest::MISSION_LEVEL:
return missionLevel();
case CQuest::MISSION_PLAYER:
if(ai->playerID.getNum() != q.quest->m13489val)
logAi->debug("Can't be player of color %d", q.quest->m13489val);
break;
case CQuest::MISSION_KEYMASTER:
return missionKeymaster();
} //end of switch
}
return TGoalVec();
}
TSubgoal CompleteQuest::whatToDoToAchieve()
{
if(q.quest->missionType == CQuest::MISSION_NONE)
{
throw cannotFulfillGoalException("Can not complete inactive quest");
}
TGoalVec solutions = getAllPossibleSubgoals();
if(solutions.empty())
throw cannotFulfillGoalException("Can not complete quest " + questToString());
TSubgoal result = fh->chooseSolution(solutions);
logAi->trace(
"Returning %s, tile: %s, objid: %d, hero: %s",
result->name(),
result->tile.toString(),
result->objid,
result->hero.validAndSet() ? result->hero->name : "not specified");
return result;
}
std::string CompleteQuest::name() const
{
return "CompleteQuest";
}
std::string CompleteQuest::completeMessage() const
{
return "Completed quest " + questToString();
}
std::string CompleteQuest::questToString() const
{
if(q.quest->missionType == CQuest::MISSION_NONE)
return "inactive quest";
MetaString ms;
q.quest->getRolloverText(ms, false);
return ms.toString();
}
TGoalVec CompleteQuest::tryCompleteQuest() const
{
TGoalVec solutions;
auto heroes = cb->getHeroesInfo(); //TODO: choose best / free hero from among many possibilities?
for(auto hero : heroes)
{
if(q.quest->checkQuest(hero))
{
vstd::concatenate(solutions, ai->ah->howToVisitObj(hero, ObjectIdRef(q.obj->id)));
}
}
return solutions;
}
TGoalVec CompleteQuest::missionArt() const
{
TGoalVec solutions = tryCompleteQuest();
if(!solutions.empty())
return solutions;
for(auto art : q.quest->m5arts)
{
solutions.push_back(sptr(GetArtOfType(art))); //TODO: transport?
}
return solutions;
}
TGoalVec CompleteQuest::missionHero() const
{
TGoalVec solutions = tryCompleteQuest();
if(solutions.empty())
{
//rule of a thumb - quest heroes usually are locked in prisons
solutions.push_back(sptr(FindObj(Obj::PRISON)));
}
return solutions;
}
TGoalVec CompleteQuest::missionArmy() const
{
TGoalVec solutions = tryCompleteQuest();
if(!solutions.empty())
return solutions;
for(auto creature : q.quest->m6creatures)
{
solutions.push_back(sptr(GatherTroops(creature.type->idNumber, creature.count)));
}
return solutions;
}
TGoalVec CompleteQuest::missionIncreasePrimaryStat() const
{
TGoalVec solutions = tryCompleteQuest();
if(solutions.empty())
{
for(int i = 0; i < q.quest->m2stats.size(); ++i)
{
// TODO: library, school and other boost objects
logAi->debug("Don't know how to increase primary stat %d", i);
}
}
return solutions;
}
TGoalVec CompleteQuest::missionLevel() const
{
TGoalVec solutions = tryCompleteQuest();
if(solutions.empty())
{
logAi->debug("Don't know how to reach hero level %d", q.quest->m13489val);
}
return solutions;
}
TGoalVec CompleteQuest::missionKeymaster() const
{
TGoalVec solutions = tryCompleteQuest();
if(solutions.empty())
{
solutions.push_back(sptr(Goals::FindObj(Obj::KEYMASTER, q.obj->subID)));
}
return solutions;
}
TGoalVec CompleteQuest::missionResources() const
{
TGoalVec solutions;
auto heroes = cb->getHeroesInfo(); //TODO: choose best / free hero from among many possibilities?
if(heroes.size())
{
if(q.quest->checkQuest(heroes.front())) //it doesn't matter which hero it is
{
return ai->ah->howToVisitObj(q.obj);
}
else
{
for(int i = 0; i < q.quest->m7resources.size(); ++i)
{
if(q.quest->m7resources[i])
solutions.push_back(sptr(CollectRes(i, q.quest->m7resources[i])));
}
}
}
else
{
solutions.push_back(sptr(Goals::RecruitHero())); //FIXME: checkQuest requires any hero belonging to player :(
}
return solutions;
}
TGoalVec CompleteQuest::missionDestroyObj() const
{
TGoalVec solutions;
auto obj = cb->getObjByQuestIdentifier(q.quest->m13489val);
if(!obj)
return ai->ah->howToVisitObj(q.obj);
if(obj->ID == Obj::HERO)
{
auto relations = cb->getPlayerRelations(ai->playerID, obj->tempOwner);
if(relations == PlayerRelations::SAME_PLAYER)
{
auto heroToProtect = cb->getHero(obj->id);
solutions.push_back(sptr(GatherArmy().sethero(heroToProtect)));
}
else if(relations == PlayerRelations::ENEMIES)
{
solutions = ai->ah->howToVisitObj(obj);
}
}
return solutions;
}