src/openvic-simulation/economy/BuildingInstance.hpp


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#pragma once

#include "openvic-simulation/economy/BuildingType.hpp"

namespace OpenVic {

   struct BuildingInstance : HasIdentifier { // used in the actual game
      using level_t = BuildingType::level_t;

      enum class ExpansionState { CannotExpand, CanExpand, Preparing, Expanding };

   private:
      BuildingType const& PROPERTY(building_type);

      level_t PROPERTY(level);
      ExpansionState PROPERTY(expansion_state);
      Date PROPERTY(start_date)
      Date PROPERTY(end_date);
      float PROPERTY(expansion_progress);

      bool _can_expand() const;

   public:
      BuildingInstance(BuildingType const& new_building_type, level_t new_level = 0);
      BuildingInstance(BuildingInstance&&) = default;

      void set_level(level_t new_level);

      bool expand();
      void update_state(Date today);
      void tick(Date today);
   };
}