#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 {
		GDCLASS(Simulation, godot::Object)
		std::vector<uint64_t> exampleProvinces;

		//BEGIN BOILERPLATE
		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 (uint64_t x = 0; x < exampleProvinces.size(); x++) {
				exampleProvinces[x] += (x + 1);
			}
		}

		inline uint64_t queryProvinceSize(uint64_t provinceID) {
			if (provinceID >= exampleProvinces.size()) {
				return 0;
			}
			return exampleProvinces[provinceID];
		}
	};

	Simulation* Simulation::_simulation = nullptr;
}