#ifndef STATE_MACHINE_HPP
#define STATE_MACHINE_HPP

#include <godot_cpp/variant/string_name.hpp>
#include <godot_cpp/classes/node.hpp>
#include <godot_cpp/templates/hash_map.hpp>

namespace godot {
class IState;

class StateMachine : public Node {
    GDCLASS(StateMachine, Node);
    static void _bind_methods();
public:
    virtual void _enter_tree() override;
    virtual void _exit_tree() override;
    virtual void _process(double delta_time) override;

    void override_state(StringName new_state_class);

    void set_initial_state(StringName name);
    StringName get_initial_state() const;
private:
    String initial_state{};
    IState *state{nullptr};
    HashMap<StringName, IState*> available{};
};
}

#endif // !STATE_MACHINE_HPP