#include "VulkanWindow.h"

VulkanWindow::VulkanWindow()
{
//    setSurfaceType(QWindow::VulkanSurface);
//    if (!initVulkanInstance()) {
//        qCritical() << "Failed to initialize Vulkan instance!";
//        exit(EXIT_FAILURE);
//    }
//    createVulkanSurface();
}

VulkanWindow::~VulkanWindow() {
//    cleanup();
}

VkSurfaceKHR VulkanWindow::createVulkanSurface(VkInstance instance, VkSurfaceKHR& surface) {


#if defined(Q_OS_ANDROID)
        VkAndroidSurfaceCreateInfoKHR surfaceCreateInfo = {};
        surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_ANDROID_SURFACE_CREATE_INFO_KHR;
        surfaceCreateInfo.window = reinterpret_cast<ANativeWindow*>(winId());

        if (vkCreateAndroidSurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface) != VK_SUCCESS) {
            qCritical() << "Failed to create Vulkan surface on Android.";
            exit(EXIT_FAILURE);
        }
#elif defined(Q_OS_LINUX)
        VkXcbSurfaceCreateInfoKHR surfaceCreateInfo = {};
        surfaceCreateInfo.sType = VK_STRUCTURE_TYPE_XCB_SURFACE_CREATE_INFO_KHR;
        surfaceCreateInfo.connection = QX11Info::connection();
        surfaceCreateInfo.window = static_cast<unsigned int>(winId());

        if (vkCreateXcbSurfaceKHR(instance, &surfaceCreateInfo, nullptr, &surface) != VK_SUCCESS) {
            qCritical() << "Failed to create Vulkan surface on Linux.";
            exit(EXIT_FAILURE);
        }
#endif
    _surface = surface;
    qDebug() << "Vulkan surface created successfully.";
    return _surface;
}

void VulkanWindow::getWindowSize(int &width, int &height)
{
    width = this->width();
    height = this->height();
}

void VulkanWindow::cleanup() {
    if (_surface != VK_NULL_HANDLE) {
        vkDestroySurfaceKHR(_instance, _surface, nullptr);
    }
}