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#pragma once
#include <memory>
#include <string>
#include <unordered_map>
#include "State.h"
namespace Donut
{
class StateManager
{
public:
~StateManager() = default;
void Shutdown();
void Update(float deltaTime);
void Render();
void OnEvent(Event& event);
void RegisterState(const std::string& stateName, std::unique_ptr<State> state);
void SwitchToState(const std::string& stateName);
std::string GetCurrentStateName() const { return m_CurrentStateName; }
State* GetCurrentState() const { return m_CurrentState; }
State* GetState(const std::string& stateName);
bool HasState(const std::string& stateName) const;
private:
void CreateStates();
void DestroyStates();
private:
State* m_CurrentState = nullptr;
std::string m_CurrentStateName = "";
std::unordered_map<std::string, std::unique_ptr<State>> m_States;
};
}
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