#include "KeyboardInput.h"

using namespace Seele;
using namespace Seele::System;

KeyboardInput::KeyboardInput(PScene scene)
    : ComponentSystem<Component::KeyboardInput>(scene)
{
    std::memset(keys.data(), 0, sizeof(keys));
}

KeyboardInput::~KeyboardInput()
{
}

void KeyboardInput::update(Component::KeyboardInput& input)
{
    std::memcpy(input.keys.data(), keys.data(), sizeof(keys));
    input.deltaX = deltaX;
    input.deltaY = deltaY;
    input.mouseX = mouseX;
    input.mouseY = mouseY;
    input.mouse1 = mouse1;
    input.mouse2 = mouse2;
    input.scrollX = scrollX;
    input.scrollY = scrollY;
    deltaX = mouseX - lastMouseX;
    deltaY = mouseY - lastMouseY;
    lastMouseX = mouseX;
    lastMouseY = mouseY;
    scrollX = 0;
    scrollY = 0;
}

void KeyboardInput::keyCallback(KeyCode code, InputAction action, KeyModifier)
{
    keys[code] = action != InputAction::RELEASE;
}

void KeyboardInput::mouseCallback(double x, double y)
{
    mouseX = x;
    mouseY = y;
}

void KeyboardInput::mouseButtonCallback(MouseButton button, InputAction action, KeyModifier)
{
    if (button == MouseButton::MOUSE_BUTTON_1)
    {
        mouse1 = action != InputAction::RELEASE;
    }
    if (button == MouseButton::MOUSE_BUTTON_2)
    {
        mouse2 = action != InputAction::RELEASE;
    }
}

void KeyboardInput::scrollCallback(double xScroll, double yScroll)
{
    scrollX = xScroll;
    scrollY = yScroll;
}