(Go) CardConnect Authorization

Demonstrates how to send an Authorization request.

Authorization is the initial step in accepting payment from a cardholder. This action "authorizes" or requests permission from the bank to transfer money from the cardholder to the merchant.

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

Chilkat Go Downloads Go Package for Windows, MacOS, Linux, Alpine Linux, Solaris

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

    http := chilkat.NewHttp()
    var success bool

    http.SetBasicAuth(true)
    http.SetLogin("API_USERNAME")
    http.SetPassword("API_PASSWORD")

    // Build and send the following JSON:

    // Note: The CardConnect online documentation might use an expiry that is in the past, such as "1218".
    // This causes the request to fail.  Use a month/year that is in the future..
    // (Likewise, this example will have an invalid month/year after Dec 2021)

    // {
    //   "merchid": "MERCHANT_ID",
    //   "accttype": "VISA",
    //   "orderid": "AB-11-9876",
    //   "account": "4111111111111111",
    //   "expiry": "1221",
    //   "amount": "0",
    //   "currency": "USD",
    //   "name": "TOM JONES",
    //   "address": "123 MAIN STREET",
    //   "city": "anytown",
    //   "region": "NY",
    //   "country": "US",
    //   "postal": "55555",
    //   "profile": "Y",
    //   "ecomind": "E",
    //   "cvv2": "123",
    //   "track": null,
    //   "capture": "Y"
    // }

    // Use this online tool to generate the code from sample JSON: 
    // Generate Code to Create JSON
    json := chilkat.NewJsonObject()
    json.UpdateString("merchid","MERCHANT_ID")
    json.UpdateString("accttype","VISA")
    json.UpdateString("orderid","AB-11-9876")
    json.UpdateString("account","4111111111111111")
    json.UpdateString("expiry","1221")
    json.UpdateString("amount","20")
    json.UpdateString("currency","USD")
    json.UpdateString("name","TOM JONES")
    json.UpdateString("address","123 MAIN STREET")
    json.UpdateString("city","anytown")
    json.UpdateString("region","NY")
    json.UpdateString("country","US")
    json.UpdateString("postal","55555")
    json.UpdateString("profile","Y")
    json.UpdateString("ecomind","E")
    json.UpdateString("cvv2","123")
    json.UpdateNull("track")
    json.UpdateString("capture","Y")

    url := "https://<site>.cardconnect.com:<port>/cardconnect/rest/auth"
    responseStr := http.PutText(url,*json.Emit(),"utf-8","application/json",false,false)

    if http.LastMethodSuccess() == false {
        fmt.Println(http.LastErrorText())
        http.DisposeHttp()
        json.DisposeJsonObject()
        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.
    fmt.Println("response status code = ", http.LastStatus())

    jsonResp := chilkat.NewJsonObject()
    jsonResp.Load(*responseStr)
    jsonResp.SetEmitCompact(false)

    fmt.Println("response JSON:")
    fmt.Println(*jsonResp.Emit())

    // Sample error:

    // {
    //   "respproc": "PPS",
    //   "amount": "0.00",
    //   "resptext": "Invalid amount",
    //   "cardproc": "FNOR",
    //   "acctid": "1",
    //   "retref": "112804260418",
    //   "respstat": "C",
    //   "respcode": "43",
    //   "account": "41XXXXXXXXXX1111",
    //   "defaultacct": "Y",
    //   "merchid": "MERCHANT_ID",
    //   "token": "9418594164541111"
    // }

    // A successful response looks like this:

    // {
    //   "amount": "0.20",
    //   "resptext": "Approval",
    //   "acctid": "1",
    //   "commcard": " C ",
    //   "cvvresp": "M",
    //   "respcode": "00",
    //   "batchid": "1900942291",
    //   "avsresp": "Z",
    //   "entrymode": "ECommerce",
    //   "defaultacct": "Y",
    //   "merchid": "MERCHANT_ID",
    //   "token": "9418594164541111",
    //   "authcode": "PPS158",
    //   "respproc": "FNOR",
    //   "bintype": "",
    //   "profileid": "16618402968441604028",
    //   "retref": "112989260941",
    //   "respstat": "A",
    //   "account": "41XXXXXXXXXX1111"
    // }

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

    amount := jsonResp.StringOf("amount")
    resptext := jsonResp.StringOf("resptext")
    acctid := jsonResp.StringOf("acctid")
    commcard := jsonResp.StringOf("commcard")
    cvvresp := jsonResp.StringOf("cvvresp")
    respcode := jsonResp.StringOf("respcode")
    batchid := jsonResp.StringOf("batchid")
    avsresp := jsonResp.StringOf("avsresp")
    entrymode := jsonResp.StringOf("entrymode")
    defaultacct := jsonResp.StringOf("defaultacct")
    merchid := jsonResp.StringOf("merchid")
    token := jsonResp.StringOf("token")
    authcode := jsonResp.StringOf("authcode")
    respproc := jsonResp.StringOf("respproc")
    bintype := jsonResp.StringOf("bintype")
    profileid := jsonResp.StringOf("profileid")
    retref := jsonResp.StringOf("retref")
    respstat := jsonResp.StringOf("respstat")
    account := jsonResp.StringOf("account")

    http.DisposeHttp()
    json.DisposeJsonObject()
    jsonResp.DisposeJsonObject()