src/openvic-simulation/modifier/ModifierValue.hpp


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#pragma once

#include "openvic-simulation/modifier/ModifierEffect.hpp"
#include "openvic-simulation/types/fixed_point/FixedPointMap.hpp"

namespace OpenVic {
   struct ModifierValue {
      friend struct ModifierManager;

      using effect_map_t = fixed_point_map_t<ModifierEffect const*>;

   private:
      effect_map_t PROPERTY(values);

   public:
      ModifierValue();
      ModifierValue(effect_map_t&& new_values);
      ModifierValue(ModifierValue const&);
      ModifierValue(ModifierValue&&);

      ModifierValue& operator=(ModifierValue const&);
      ModifierValue& operator=(ModifierValue&&);

      /* Removes effect entries with a value of zero. */
      void trim();
      size_t get_effect_count() const;
      void clear();
      bool empty() const;

      fixed_point_t get_effect(ModifierEffect const& effect, bool* effect_found = nullptr) const;
      fixed_point_t get_effect_nullcheck(ModifierEffect const* effect, bool* effect_found = nullptr) const;
      bool has_effect(ModifierEffect const& effect) const;
      void set_effect(ModifierEffect const& effect, fixed_point_t value);

      ModifierValue& operator+=(ModifierValue const& right);
      ModifierValue operator+(ModifierValue const& right) const;
      ModifierValue operator-() const;
      ModifierValue& operator-=(ModifierValue const& right);
      ModifierValue operator-(ModifierValue const& right) const;
      ModifierValue& operator*=(const fixed_point_t right);
      ModifierValue operator*(const fixed_point_t right) const;

      void apply_exclude_targets(ModifierEffect::target_t excluded_targets);
      void multiply_add_exclude_targets(
         ModifierValue const& other, fixed_point_t multiplier, ModifierEffect::target_t excluded_targets
      );

      friend std::ostream& operator<<(std::ostream& stream, ModifierValue const& value);
   };
}