#include <godot_cpp/classes/input.hpp>
#include <godot_cpp/classes/node2d.hpp>
#include <godot_cpp/variant/variant.hpp>

#include "core/assert.hpp"
#include "core/constants.hpp"
#include "entity/controller/character_controller.hpp"
#include "singletons/console.hpp"
#include "util/bind.hpp"
#include "util/engine.hpp"
#include "util/input.hpp"
#include "util/io.hpp"

namespace rl
{
    void CharacterController::_process(double delta_time)
    {
        if (engine::editor_active())
            return;

        godot::Input* input_handler{ input::get() };
        if (input_handler != nullptr)
        {
            this->process_movement_input(input_handler, delta_time);
            this->process_rotation_input(input_handler, delta_time);
            this->process_action_input(input_handler, delta_time);

            m_elapsed_time += delta_time;
            if (m_elapsed_time > 1.0)
            {
                m_elapsed_time = 0.0;
                this->emit_signal(event::position_changed, this->get_parent(),
                                  this->get_global_position());
            }
        }
    }

    void CharacterController::process_action_input(godot::Input* const input, double delta_time)
    {
        error_msg("process_action_input() not implemented in derived class");
    }

    void CharacterController::process_movement_input(godot::Input* const input, double delta_time)
    {
        error_msg("process_movement_input() not implemented in derived class");
    }

    void CharacterController::process_rotation_input(godot::Input* const input, double delta_time)
    {
        error_msg("process_rotation_input() not implemented in derived class");
    }

    void CharacterController::_bind_methods()
    {
        signal_binding<CharacterController, event::character_move>::add<godot::Vector2, double>();
        signal_binding<CharacterController, event::character_rotate>::add<double, double>();
        signal_binding<CharacterController, event::character_shoot>::add<godot::Object*>();
        signal_binding<CharacterController, event::position_changed>::add<godot::Object*,
                                                                          godot::Vector2>();
    }
}