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

#include <iostream>

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

int main ()
{
    std::cout << "About to send request..." << std::endl;

    HINTERNET hIntSession = InternetOpenW (L"IoTTest", INTERNET_OPEN_TYPE_PRECONFIG, nullptr, nullptr, 0);
    if (hIntSession == nullptr) {
        std::cout << "InternetOpenW failed! Lasterror:" << std::hex << GetLastError () << std::endl;

        return -1;
    }

    HINTERNET hHttpSession = InternetConnectW (hIntSession, L"127.0.0.1", 8080, nullptr, nullptr, INTERNET_SERVICE_HTTP, 0, 0);
    if (hHttpSession == nullptr) {
        std::cout << "InternetConnectW failed! Lasterror:" << std::hex << GetLastError () << std::endl;

        return -1;
    }

    // Example command (note the Base64 padding at the end, URL-encoded): ZGV2Y29uIGRwX2FkZCBjOlxkYXRhXHVzZXJzXGRlZmF1bHRhY2NvdW50XG5ldDc4MDAtYXJtLW42NTBmLmluZg%3D%3D
    HINTERNET hHttpRequest = HttpOpenRequestW (hHttpSession, L"POST", L"/api/iot/processmanagement/runcommand?command=[YOUR COMMAND GOES HERE (base64)]&runasdefaultaccount=ZmFsc2U%3D", nullptr, nullptr, nullptr, 0, 0);
    if (hHttpRequest == nullptr) {
        std::cout << "HttpOpenRequestW failed! Lasterror:" << std::hex << GetLastError () << std::endl;

        return -1;
    }

    // Example (note the Base64 padding at the end, NOT URL-encoded): QWRtaW5pc3RyYXRvcjpwYXNzd29yZA==
    WCHAR* pHeaders = L"Accept-Encoding: gzip, deflate\nAuthorization: Basic [BASE64 encoded auth info in the following format: user:password]";
    if (HttpSendRequestW (hHttpRequest, pHeaders, (DWORD)wcslen (pHeaders), nullptr, 0) == FALSE) {
        std::cout << "HttpSendRequestW failed! Lasterror:" << std::hex << GetLastError () << std::endl;

        return -1;
    }

    DWORD status = 0;
    DWORD size = sizeof status;
    if (HttpQueryInfoW (hHttpRequest, HTTP_QUERY_STATUS_CODE | HTTP_QUERY_FLAG_NUMBER, &status, &size, nullptr) == FALSE) {
        std::cout << "HttpQueryInfoW failed! Lasterror:" << std::hex << GetLastError () << std::endl;

        return -1;
    }

    std::cout << "HTTP status: " << status << std::endl;

    CHAR someData[256] = {};
    DWORD bytesRead;
    if (InternetReadFile (hHttpRequest, someData, sizeof someData - 1 /*keep it null terminated*/, &bytesRead) != FALSE) {
        std::cout << "First few bytes of response: " << someData << std::endl;
    }

    ::InternetCloseHandle (hHttpRequest);
    ::InternetCloseHandle (hHttpSession);
    ::InternetCloseHandle (hIntSession);
}