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/*
* BuildingManager.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 "AIUtility.h"
#include "../../lib/GameConstants.h"
#include "../../lib/VCMI_Lib.h"
#include "VCAI.h"
struct DLL_EXPORT PotentialBuilding
{
BuildingID bid;
TResources price;
//days to build?
};
class DLL_EXPORT IBuildingManager //: public: IAbstractManager
{ //info about town development
public:
virtual ~IBuildingManager() = default;
virtual void init(CPlayerSpecificInfoCallback * CB) = 0;
virtual void setAI(VCAI * AI) = 0;
virtual bool getBuildingOptions(const CGTownInstance * t) = 0;
virtual std::optional<PotentialBuilding> immediateBuilding() const = 0;
virtual std::optional<PotentialBuilding> expensiveBuilding() const = 0;
virtual std::optional<BuildingID> canBuildAnyStructure(const CGTownInstance * t, const std::vector<BuildingID> & buildList, unsigned int maxDays) const = 0;
};
class DLL_EXPORT BuildingManager : public IBuildingManager
{
friend class VCAI;
friend class AIhelper;
friend struct SetGlobalState;
CPlayerSpecificInfoCallback * cb; //this is enough, but we downcast from CCallback
VCAI * ai;
public:
//try build anything in given town, and execute resulting Goal if any
bool getBuildingOptions(const CGTownInstance * t) override;
BuildingID getMaxPossibleGoldBuilding(const CGTownInstance * t);
std::optional<PotentialBuilding> immediateBuilding() const override;
std::optional<PotentialBuilding> expensiveBuilding() const override;
std::optional<BuildingID> canBuildAnyStructure(const CGTownInstance * t, const std::vector<BuildingID> & buildList, unsigned int maxDays = 7) const override;
protected:
bool tryBuildAnyStructure(const CGTownInstance * t, std::vector<BuildingID> buildList, unsigned int maxDays = 7);
//try build first unbuilt structure
bool tryBuildThisStructure(const CGTownInstance * t, BuildingID building, unsigned int maxDays = 7);
//try build ANY unbuilt structure
bool tryBuildNextStructure(const CGTownInstance * t, std::vector<BuildingID> buildList, unsigned int maxDays = 7);
private:
//TODO: remember current town?
std::vector<PotentialBuilding> immediateBuildings; //what we can build right now in current town
std::vector<PotentialBuilding> expensiveBuildings; //what we coudl build but can't afford
void init(CPlayerSpecificInfoCallback * CB) override;
void setAI(VCAI * AI) override;
};
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