/**
 * Windows API codes were commented to focus
 * on what's important: OpenDX.
 *
 * Code that doesn't work is also commented and will be gradually
 * fixed. This is a work in progress.
 */
#include <opendx.h>
#include <winuser.h>
#include <d3d9.h>
#include <string>
#include <iostream>
#include <stdio.h>
#include <string.h>

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd) {
    // Create the window
    HWND hWnd = CreateWindow(
        "DX9 Window", "DX9 Window",
        WS_OVERLAPPEDWINDOW | WS_VISIBLE,
        0, 0, 640, 480, NULL, NULL, hInstance, NULL
    );

    // Create the Direct3D device
    LPDIRECT3D9 pD3D = Direct3DCreate9(D3D_SDK_VERSION);
    LPDIRECT3DDEVICE9 pDevice = NULL;
    D3DPRESENT_PARAMETERS pp;

    //ZeroMemory(&pp, sizeof(pp));
    pp.Windowed = TRUE;
    pp.SwapEffect = D3DSWAPEFFECT_DISCARD;
    pD3D->CreateDevice(D3DADAPTER_DEFAULT, D3DDEVTYPE_HAL, hWnd, 0/*D3DCREATE_HARDWARE_VERTEXPROCESSING*/, &pp, &pDevice);

    // Enter the message loop
    MSG msg;
    //ZeroMemory(&msg, sizeof(msg));
    while (msg.message != WM_QUIT) {
        if (PeekMessage(&msg, hWnd, 0, 0, PM_REMOVE)) {
            //TranslateMessage(&msg);
            //DispatchMessage(&msg);
        } else {
            // Render the scene
            /*pDevice->Clear(0, NULL, D3DCLEAR_TARGET, D3DCOLOR_XRGB(0, 0, 255), 1.0f, 0);
            pDevice->BeginScene();
            pDevice->EndScene();
            pDevice->Present(NULL, NULL, NULL, NULL);*/
        }
    }

    sleep(5);
    // Clean up
    //pDevice->Release(); //causes a segfault
    //pD3D->Release();
    DestroyWindow(hWnd);
    //return msg.wParam;

    return 0;
}

//Linux's main or MinGW's main:
int main(int argc, char* argv[]) {
    //OpenDX transforms argc and argv to WinMain params
    //then calls WinMain. You can also initialize OpenDX
    //without params and insert your code right here if
    //you are using MinGW.
    OpenDX odx(argc, argv,WinMain); //or OpenDX odx();

    return odx.getReturnCode(); // 0 if WinMain is not passed.
}