#include <windows.h>
#include <wininet.h>
#include <stdio.h>

#pragma comment(lib, "wininet.lib")

int main()
{
    HINTERNET hInternetSession = InternetOpen(L"MyApp", INTERNET_OPEN_TYPE_PRECONFIG, NULL, NULL, 0);

    if (hInternetSession != NULL)
    {
        HINTERNET hUrlHandle = InternetOpenUrl(hInternetSession, L"https://pixta.jp/img/og-image.jpg", NULL, 0, INTERNET_FLAG_RELOAD, 0);

        if (hUrlHandle != NULL)
        {
            DWORD dwStatusCode = 0;
            DWORD dwStatusCodeSize = sizeof(dwStatusCode);

            if (HttpQueryInfo(hUrlHandle, HTTP_QUERY_STATUS_CODE | HTTP_QUERY_FLAG_NUMBER, &dwStatusCode, &dwStatusCodeSize, NULL))
            {
                if (dwStatusCode == HTTP_STATUS_OK)
                {
                    char szBuffer[1024];
                    DWORD dwBytesRead = 0;

                    HANDLE hFileHandle = CreateFile(L"image.jpg", GENERIC_WRITE, FILE_SHARE_READ, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);

                    if (hFileHandle != INVALID_HANDLE_VALUE)
                    {
                        while (InternetReadFile(hUrlHandle, szBuffer, sizeof(szBuffer), &dwBytesRead) && dwBytesRead)
                        {
                            DWORD dwBytesWritten = 0;

                            if (!WriteFile(hFileHandle, szBuffer, dwBytesRead, &dwBytesWritten, NULL))
                            {
                                printf("Failed to write to file\n");
                                break;
                            }
                        }

                        CloseHandle(hFileHandle);
                    }
                    else
                    {
                        printf("Failed to create file\n");
                    }
                }
                else
                {
                    printf("HTTP error: %d\n", dwStatusCode);
                }
            }
            else
            {
                printf("Failed to query HTTP status code\n");
            }

            InternetCloseHandle(hUrlHandle);
        }
        else
        {
            printf("Failed to open URL\n");
        }

        InternetCloseHandle(hInternetSession);
    }
    else
    {
        printf("Failed to initialize WinINet\n");
    }

    return 0;
}