Building.hpp

/**
 * @authors Max Körschen
 */

#pragma once

#include "../core/Engine.hpp"
#include "../core/Scene.hpp"
#include "../entities/Unit.hpp"

#include <unordered_map>

namespace advanced_wars
{

class Building
{
    public:
        Building(int x, int y, BuildingId id, Faction faction);

        void render(Engine& engine, int scale);

        int getXPosition();

        int getYPosition();

        Faction getFaction();

        BuildingId getId();

        /**
        Changes the faction to the specified one

        @param faction The new faction the unit will belong to

        @return true if building was a headquarter
        */
        bool switchFaction(Faction faction);

        /*
        checks if the tile ontop of the building is free
        */
        bool checkSpawn(std::unordered_map<int, std::unique_ptr<Unit>>& units);

        /*
        checks if the player has enough money for the unit to be recruited
        */
        bool checkMoney(int price, int playerMoney);

        /**
        If the building is clicked, it shows information to the player, here it will be a list of
        all available units
         */
        void onClick();

        /**
         * Provides a vector of recruitable units, depending on the building id
         *
         */
        std::vector<UnitTypeId> recruitableUnits();

    private:
        int        m_x;
        int        m_y;
        BuildingId m_id;
        Faction    m_faction;
};

} // namespace advanced_wars