extension/src/Simulation.hpp


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#pragma once

#include <godot_cpp/classes/object.hpp>
#include <godot_cpp/core/class_db.hpp>
#include <godot_cpp/variant/utility_functions.hpp>
#include <vector>

namespace OpenVic2 {
   class Simulation : public godot::Object {
      std::vector<size_t> exampleProvinces;

      //BEGIN BOILERPLATE
      GDCLASS(Simulation, godot::Object);
      static Simulation* _simulation;

      protected:
      static void _bind_methods() {
         godot::ClassDB::bind_method(godot::D_METHOD("conductSimulationStep"), &Simulation::conductSimulationStep);
         godot::ClassDB::bind_method(godot::D_METHOD("queryProvinceSize"), &Simulation::queryProvinceSize);
      }

      public:
      inline static Simulation* get_singleton() { return _simulation; }

      inline Simulation() {
         ERR_FAIL_COND(_simulation != nullptr);
         _simulation = this;

         exampleProvinces.resize(10, 1);
      }
      inline ~Simulation() {
         ERR_FAIL_COND(_simulation != this);
         _simulation = nullptr;
      }
      //END BOILERPLATE

      inline void conductSimulationStep() {
         for (size_t x = 0; x < exampleProvinces.size(); x++) {
            exampleProvinces[x] += (x + 1);
         }
      }

      inline size_t queryProvinceSize(size_t provinceID) {
         if (provinceID >= exampleProvinces.size()) {
            return 0;
         }
         return exampleProvinces[provinceID];
      }
   };

   Simulation* Simulation::_simulation = nullptr;
}