(C++) CardConnect Void

Demonstrates how to send a CardConnect void request.

The void service cancels a transaction that is in either "Authorized" or "Queued for Capture" status.. ...

See https://developer.cardconnect.com/cardconnect-api#void

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#include <CkHttp.h>
#include <CkJsonObject.h>

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

    CkHttp http;
    bool success;

    http.put_BasicAuth(true);
    http.put_Login("API_USERNAME");
    http.put_Password("API_PASSWORD");

    // Build and send the following JSON:

    // The "retref" is the value returned in the JSON response for the Authorization request.

    // {
    //     "retref":"112989260941",
    //     "merchid":"MERCHANT_ID"
    // }

    CkJsonObject json;
    json.UpdateString("retref","112989260941");
    json.UpdateString("merchid","MERCHANT_ID");

    const char *url = "https://<site>.cardconnect.com:<port>/cardconnect/rest/void";
    const char *responseStr = http.putText(url,json.emit(),"utf-8","application/json",false,false);
    if (http.get_LastMethodSuccess() == false) {
        std::cout << http.lastErrorText() << "\r\n";
        return;
    }

    // A response status of 200 indicates potential success.  The JSON response body
    // must be examined to determine if it was truly successful or an error.
    std::cout << "response status code = " << http.get_LastStatus() << "\r\n";

    CkJsonObject jsonResp;
    jsonResp.Load(responseStr);
    jsonResp.put_EmitCompact(false);

    std::cout << "response JSON:" << "\r\n";
    std::cout << jsonResp.emit() << "\r\n";

    // A successful response looks like this:

    // {
    //   "authcode": "REVERS",
    //   "respproc": "FNOR",
    //   "amount": "0.00",
    //   "resptext": "Approval",
    //   "currency": "USD",
    //   "retref": "112989260941",
    //   "respstat": "A",
    //   "respcode": "00",
    //   "merchid": "496160873888"
    // }

    // Use this online tool to generate parsing code from sample JSON: 
    // Generate Parsing Code from JSON

    const char *authcode = jsonResp.stringOf("authcode");
    const char *respproc = jsonResp.stringOf("respproc");
    const char *amount = jsonResp.stringOf("amount");
    const char *resptext = jsonResp.stringOf("resptext");
    const char *currency = jsonResp.stringOf("currency");
    const char *retref = jsonResp.stringOf("retref");
    const char *respstat = jsonResp.stringOf("respstat");
    const char *respcode = jsonResp.stringOf("respcode");
    const char *merchid = jsonResp.stringOf("merchid");
    }