(Unicode C++) Walmart - Update Inventory for an Item

Note: This example uses classes, properties, or methods discontinued in Chilkat v11.0.0 or greater.

Demonstrates how to update inventory for an item.

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#include <CkStringBuilderW.h>
#include <CkAuthUtilW.h>
#include <CkJsonObjectW.h>
#include <CkHttpW.h>
#include <CkXmlW.h>

void ChilkatSample(void)
    {
    // ---------------------------------------------------------------------------------------------------------
    // Note: This example is deprecated.  The Walmart API no longer uses the Signature method of authenticating.
    // Walmart now uses OAuth2.  
    // ---------------------------------------------------------------------------------------------------------

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

    // Sends the following PUT request:
    // PUT https://marketplace.walmartapis.com/v2/inventory?sku={SKU}

    CkStringBuilderW sbUrl;
    bool success = sbUrl.Append(L"https://marketplace.walmartapis.com/v2/inventory?sku={SKU}");
    int numReplaced = sbUrl.Replace(L"{SKU}",L"HOPP~904~51041");

    const wchar_t *requestMethod = L"PUT";

    // First we need to generate a signature for our request.
    // The signature needs to be re-generated for each new Walmart HTTP request.
    CkAuthUtilW authUtil;

    const wchar_t *wmConsumerId = L"WALMART_CONSUMER_ID";
    const wchar_t *wmPrivateKey = L"WALMART_PRIVATE_KEY";
    const wchar_t *jsonStr = authUtil.walmartSignature(sbUrl.getAsString(),wmConsumerId,wmPrivateKey,requestMethod);
    if (authUtil.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",authUtil.lastErrorText());
        return;
    }

    // The JSON returned by WalmartSignature contains the values to be used in the following
    // header fields: WM_SEC.AUTH_SIGNATURE, WM_SEC.TIMESTAMP, and WM_QOS.CORRELATION_ID
    CkJsonObjectW json;
    json.Load(jsonStr);

    CkHttpW http;
    http.SetRequestHeader(L"WM_SVC.NAME",L"Walmart Marketplace");
    http.SetRequestHeader(L"WM_QOS.CORRELATION_ID",json.stringOf(L"correlation_id"));
    http.SetRequestHeader(L"WM_SEC.TIMESTAMP",json.stringOf(L"timestamp"));
    http.SetRequestHeader(L"WM_SEC.AUTH_SIGNATURE",json.stringOf(L"signature"));
    http.SetRequestHeader(L"WM_CONSUMER.ID",wmConsumerId);
    http.put_Accept(L"application/xml");

    // Note: Do not explicitly set the "Host" header.  Chilkat will set it automatically.

    // The body of the PUT request will be XML that looks like this:

    // 	<?xml version="1.0" encoding="utf-8" ?>
    // 	<wm:inventory xmlns:wm="http://walmart.com/">
    // 	    <wm:sku>HOPP~904~51041</wm:sku>
    // 	    <wm:quantity>
    // 	        <wm:unit>EACH</wm:unit>
    // 	        <wm:amount>235</wm:amount>
    // 	    </wm:quantity>
    // 	    <wm:fulfillmentLagTime>5</wm:fulfillmentLagTime>
    // 	</wm:inventory>

    // Build the XML request body:
    int originalAmount = 234;

    CkXmlW xmlBody;
    xmlBody.put_Tag(L"wm:inventory");
    xmlBody.AddAttribute(L"xmlns:wm",L"http://walmart.com/");
    xmlBody.UpdateChildContent(L"wm:sku",L"HOPP~904~51041");
    xmlBody.UpdateChildContent(L"wm:quantity|wm:unit",L"EACH");
    xmlBody.UpdateChildContentInt(L"wm:quantity|wm:amount",originalAmount + 1);
    xmlBody.UpdateChildContent(L"wm:fulfillmentLagTime",L"5");

    wprintf(L"PUT request body:\n");
    wprintf(L"%s\n",xmlBody.getXml());
    wprintf(L"--\n");

    // This is a simple PUT that can be sent w/ the PutText method.
    const wchar_t *xmlStr = http.putText(sbUrl.getAsString(),xmlBody.getXml(),L"utf-8",L"application/xml",false,false);
    if (http.get_LastMethodSuccess() != true) {
        wprintf(L"%s\n",http.lastErrorText());
        return;
    }

    CkXmlW xml;
    xml.LoadXml(xmlStr);

    // A successful response should have a 200 response status
    if (http.get_LastStatus() != 200) {
        wprintf(L"%s\n",xml.getXml());
        wprintf(L"Response Status Code: %d\n",http.get_LastStatus());
        wprintf(L"Failed.\n");
        return;
    }

    // A sample XML response is shown below..
    wprintf(L"%s\n",xml.getXml());
    wprintf(L"--\n");
    wprintf(L"Success!\n");

    // ---------------------------------------
    // Sample XML response
    // ---------------------------------------

    // <?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
    // <inventory xmlns="http://walmart.com/">
    //     <sku>HOPP~904~51041</sku>
    //     <quantity>
    //         <unit>EACH</unit>
    //         <amount>235</amount>
    //     </quantity>
    //     <fulfillmentLagTime>5</fulfillmentLagTime>
    // </inventory>
    }