(Unicode C++) Bitfinex v2 REST Submit Order

Submit an order.

For more information, see https://docs.bitfinex.com/reference#rest-auth-submit-order

Chilkat C/C++ Library Downloads
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#include <CkHttpW.h>
#include <CkCrypt2W.h>
#include <CkDateTimeW.h>
#include <CkStringBuilderW.h>
#include <CkJsonObjectW.h>
#include <CkHttpResponseW.h>

void ChilkatSample(void)
    {
    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    CkHttpW http;
    bool success;

    CkCrypt2W crypt;

    const wchar_t *apiPath = L"v2/auth/w/order/submit";
    const wchar_t *apiKey = L"MY_API_KEY";
    const wchar_t *apiSecret = L"MY_API_SECRET";

    CkDateTimeW dt;
    dt.SetFromCurrentSystemTime();

    CkStringBuilderW sbNonce;
    sbNonce.Append(dt.getAsUnixTimeStr(false));
    sbNonce.Append(L"000");
    const wchar_t *nonce = sbNonce.getAsString();

    CkJsonObjectW json;
    json.UpdateString(L"type",L"LIMIT");
    json.UpdateString(L"symbol",L"tBTCUSD");
    json.UpdateString(L"price",L"15");
    json.UpdateString(L"amount",L"0.001");
    json.UpdateInt(L"flags",0);
    const wchar_t *body = json.emit();

    CkStringBuilderW sbSignature;
    sbSignature.Append(L"/api/");
    sbSignature.Append(apiPath);
    sbSignature.Append(nonce);
    sbSignature.Append(body);

    crypt.put_EncodingMode(L"hex_lower");
    crypt.put_HashAlgorithm(L"sha384");
    crypt.put_MacAlgorithm(L"hmac");
    crypt.SetMacKeyString(apiSecret);

    const wchar_t *sig = crypt.macStringENC(sbSignature.getAsString());

    http.SetRequestHeader(L"bfx-apikey",apiKey);
    http.SetRequestHeader(L"bfx-signature",sig);
    http.SetRequestHeader(L"bfx-nonce",nonce);

    CkHttpResponseW *resp = http.PostJson2(L"https://api.bitfinex.com/v2/auth/w/order/submit",L"application/json",body);
    if (http.get_LastMethodSuccess() == false) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    wprintf(L"Response body:\n");
    wprintf(L"%s\n",resp->bodyStr());

    delete resp;
    }