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75 lines
1.7 KiB
C++
75 lines
1.7 KiB
C++
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/*
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* BuildThis.cpp, part of VCMI engine
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*
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* Authors: listed in file AUTHORS in main folder
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*
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* License: GNU General Public License v2.0 or later
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* Full text of license available in license.txt file, in main folder
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*
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*/
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#include "StdInc.h"
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#include "BuildThis.h"
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#include "../VCAI.h"
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#include "../AIUtility.h"
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#include "../AIhelper.h"
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#include "../FuzzyHelper.h"
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#include "../ResourceManager.h"
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#include "../BuildingManager.h"
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#include "../../../lib/mapping/CMap.h" //for victory conditions
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#include "../../../lib/CPathfinder.h"
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#include "../../../lib/StringConstants.h"
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extern boost::thread_specific_ptr<CCallback> cb;
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extern boost::thread_specific_ptr<VCAI> ai;
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extern FuzzyHelper * fh;
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using namespace Goals;
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bool BuildThis::operator==(const BuildThis & other) const
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{
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return town == other.town && bid == other.bid;
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}
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TSubgoal BuildThis::whatToDoToAchieve()
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{
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auto b = BuildingID(bid);
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// find town if not set
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if(!town && hero)
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town = hero->visitedTown;
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if(!town)
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{
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for(const CGTownInstance * t : cb->getTownsInfo())
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{
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switch(cb->canBuildStructure(town, b))
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{
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case EBuildingState::ALLOWED:
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town = t;
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break; //TODO: look for prerequisites? this is not our reponsibility
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default:
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continue;
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}
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}
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}
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if(town) //we have specific town to build this
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{
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switch(cb->canBuildStructure(town, b))
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{
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case EBuildingState::ALLOWED:
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case EBuildingState::NO_RESOURCES:
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{
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auto res = town->town->buildings.at(BuildingID(bid))->resources;
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return ai->ah->whatToDo(res, iAmElementar()); //realize immediately or gather resources
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}
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break;
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default:
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throw cannotFulfillGoalException("Not possible to build");
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}
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}
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else
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throw cannotFulfillGoalException("Cannot find town to build this");
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}
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