(PureBasic) Walmart - Update bulk inventory

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

See Update bulk inventory for more information about this call.

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IncludeFile "CkJsonObject.pb"
IncludeFile "CkHttp.pb"
IncludeFile "CkXml.pb"
IncludeFile "CkAuthUtil.pb"
IncludeFile "CkHttpRequest.pb"
IncludeFile "CkHttpResponse.pb"

Procedure ChilkatExample()

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

    ; Sends the following POST request:
    ; POST https://marketplace.walmartapis.com/v2/feeds?feedType=inventory

    success.i
    url.s = "https://marketplace.walmartapis.com/v2/feeds?feedType=inventory"

    requestMethod.s = "POST"

    ; First we need to generate a signature for our request.
    ; The signature needs to be re-generated for each new Walmart HTTP request.
    authUtil.i = CkAuthUtil::ckCreate()
    If authUtil.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    wmConsumerId.s = "WALMART_CONSUMER_ID"
    wmPrivateKey.s = "WALMART_PRIVATE_KEY"
    jsonStr.s = CkAuthUtil::ckWalmartSignature(authUtil,url,wmConsumerId,wmPrivateKey,requestMethod)
    If CkAuthUtil::ckLastMethodSuccess(authUtil) <> 1
        Debug CkAuthUtil::ckLastErrorText(authUtil)
        CkAuthUtil::ckDispose(authUtil)
        ProcedureReturn
    EndIf

    ; Build the HTTP POST request.
    req.i = CkHttpRequest::ckCreate()
    If req.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkHttpRequest::setCkHttpVerb(req, "POST")
    CkHttpRequest::setCkContentType(req, "multipart/form-data")
    CkHttpRequest::setCkPath(req, "/v2/feeds?feedType=inventory")
    CkHttpRequest::ckAddHeader(req,"Accept","application/xml")

    ; 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
    json.i = CkJsonObject::ckCreate()
    If json.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkJsonObject::ckLoad(json,jsonStr)

    CkHttpRequest::ckAddHeader(req,"WM_SVC.NAME","Walmart Marketplace")
    CkHttpRequest::ckAddHeader(req,"WM_QOS.CORRELATION_ID",CkJsonObject::ckStringOf(json,"correlation_id"))
    CkHttpRequest::ckAddHeader(req,"WM_SEC.TIMESTAMP",CkJsonObject::ckStringOf(json,"timestamp"))
    CkHttpRequest::ckAddHeader(req,"WM_SEC.AUTH_SIGNATURE",CkJsonObject::ckStringOf(json,"signature"))
    CkHttpRequest::ckAddHeader(req,"WM_CONSUMER.ID",wmConsumerId)
    ;  Note: Make sure to replace "WALMART_CHANNEL_TYPE" with the actual value for your seller account...
    CkHttpRequest::ckAddHeader(req,"WM_CONSUMER.CHANNEL.TYPE","WALMART_CHANNEL_TYPE")

    ; The body of the POST will contain XML.  In this example, we'll load the XML
    ; from a file.  The XML contains inventory data that looks something like this:

    ; <InventoryFeed xmlns="http://walmart.com/">
    ;   <InventoryHeader>
    ;       <version>1.4</version>
    ;   </InventoryHeader>
    ;   <inventory>
    ;       <sku>1068155</sku>
    ;       <quantity>
    ;           <unit>EACH</unit>
    ;           <amount>10</amount>
    ;       </quantity>
    ;       <fulfillmentLagTime>1</fulfillmentLagTime>
    ;   </inventory>
    ;   <inventory>
    ;       <sku>10210321</sku>
    ;       <quantity>
    ;           <unit>EACH</unit>
    ;           <amount>20</amount>
    ;       </quantity>
    ;       <fulfillmentLagTime>3</fulfillmentLagTime>
    ;   </inventory>
    ; </InventoryFeed>

    success = CkHttpRequest::ckAddFileForUpload2(req,"inventory","qa_data/walmart/inventory.xml","application/xml")
    If success <> 1
        Debug CkHttpRequest::ckLastErrorText(req)
        CkAuthUtil::ckDispose(authUtil)
        CkHttpRequest::ckDispose(req)
        CkJsonObject::ckDispose(json)
        ProcedureReturn
    EndIf

    http.i = CkHttp::ckCreate()
    If http.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    resp.i = CkHttp::ckSynchronousRequest(http,"marketplace.walmartapis.com",443,1,req)
    If CkHttp::ckLastMethodSuccess(http) <> 1
        Debug CkHttp::ckLastErrorText(http)
        CkAuthUtil::ckDispose(authUtil)
        CkHttpRequest::ckDispose(req)
        CkJsonObject::ckDispose(json)
        CkHttp::ckDispose(http)
        ProcedureReturn
    EndIf

    xml.i = CkXml::ckCreate()
    If xml.i = 0
        Debug "Failed to create object."
        ProcedureReturn
    EndIf

    CkXml::ckLoadXml(xml,CkHttpResponse::ckBodyStr(resp))

    ; A successful response should have a 200 response status
    If CkHttpResponse::ckStatusCode(resp) <> 200
        Debug CkXml::ckGetXml(xml)
        Debug "Response Status Code: " + Str(CkHttpResponse::ckStatusCode(resp))
        Debug "Failed."
        CkHttpResponse::ckDispose(resp)

        CkAuthUtil::ckDispose(authUtil)
        CkHttpRequest::ckDispose(req)
        CkJsonObject::ckDispose(json)
        CkHttp::ckDispose(http)
        CkXml::ckDispose(xml)
        ProcedureReturn
    EndIf

    CkHttpResponse::ckDispose(resp)

    ; Show the XML response..
    Debug CkXml::ckGetXml(xml)
    Debug "--"
    Debug "Success!"


    CkAuthUtil::ckDispose(authUtil)
    CkHttpRequest::ckDispose(req)
    CkJsonObject::ckDispose(json)
    CkHttp::ckDispose(http)
    CkXml::ckDispose(xml)


    ProcedureReturn
EndProcedure