(.NET Core C#) eBay -- Upload Bulk Data using FileTransferService

Demonstrates how to upload your data file using the eBay File Transfer API.

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

// Use a previously obtained access token.  The token should look something like this:
// "AgAAAA**AQA ..."
string accessToken = "EBAY_ACCESS_TOKEN";

Chilkat.Http http = new Chilkat.Http();

string apiCall = "uploadFile";
string fileAttachmentUuid = "<urn:uuid:bb47b86a237311e793ae92361f002671>";
string xmlUuid = "<urn:uuid:bb47b766237311e793ae92361f002671>";

Chilkat.HttpRequest req = new Chilkat.HttpRequest();

req.HttpVerb = "POST";
req.Path = "/FileTransferService";

Chilkat.StringBuilder sbContentType = new Chilkat.StringBuilder();
sbContentType.Append("multipart/related; type=\"application/xop+xml\"; start=\"XMLUUID\"; start-info=\"text/xml\"");
int replaceCount = sbContentType.Replace("XMLUUID",xmlUuid);
req.ContentType = sbContentType.GetAsString();

req.AddHeader("X-EBAY-SOA-SERVICE-NAME","FileTransferService");
req.AddHeader("X-EBAY-SOA-OPERATION-NAME",apiCall);
req.AddHeader("X-EBAY-SOA-SECURITY-TOKEN",accessToken);
req.AddHeader("X-EBAY-SOA-REQUEST-DATA-FORMAT","XML");
req.AddHeader("X-EBAY-SOA-RESPONSE-DATA-FORMAT","XML");
req.AddHeader("User-Agent","AnythingYouWant");

string pathToFileOnDisk1 = "qa_data/ebay/uploadFileRequest.xml";
bool success = req.AddFileForUpload("uploadFileRequest.xml",pathToFileOnDisk1);
if (success != true) {
    Debug.WriteLine(req.LastErrorText);
    return;
}

string pathToFileOnDisk2 = "qa_data/ebay/BulkDataExchangeRequests.gz";
success = req.AddFileForUpload("BulkDataExchangeRequests.gz",pathToFileOnDisk2);
if (success != true) {
    Debug.WriteLine(req.LastErrorText);
    return;
}

// Add sub-headers for each file in the request.
req.AddSubHeader(0,"Content-Type","application/xop+xml; charset=UTF-8; type=\"text/xml\"");
req.AddSubHeader(0,"Content-Transfer-Encoding","binary");
req.AddSubHeader(0,"Content-ID",xmlUuid);
req.AddSubHeader(1,"Content-Type","application/octet-stream");
req.AddSubHeader(1,"Content-Transfer-Encoding","binary");
req.AddSubHeader(1,"Content-ID",fileAttachmentUuid);

Chilkat.HttpResponse resp = http.SynchronousRequest("storage.sandbox.ebay.com",443,true,req);
if (http.LastMethodSuccess != true) {
    Debug.WriteLine(http.LastErrorText);
    return;
}

Debug.WriteLine("Response status code = " + Convert.ToString(resp.StatusCode));

Chilkat.Xml xml = new Chilkat.Xml();
xml.LoadXml(resp.BodyStr);

if (resp.StatusCode != 200) {
    Debug.WriteLine(xml.GetXml());
    Debug.WriteLine("Failed.");

    return;
}

// We still may have a failure.  The XML needs to be checked.
// A failed response might look like this:

// 	<?xml version="1.0" encoding="UTF-8" ?>
// 	<uploadFileResponse xmlns="http://www.ebay.com/marketplace/services">
// 	    <ack>Failure</ack>
// 	    <errorMessage>
// 	        <error>
// 	            <errorId>1</errorId>
// 	            <domain>Marketplace</domain>
// 	            <severity>Error</severity>
// 	            <category>Application</category>
// 	            <message>Task Reference Id is invalid</message>
// 	            <subdomain>FileTransfer</subdomain>
// 	        </error>
// 	    </errorMessage>
// 	    <version>1.1.0</version>
// 	    <timestamp>2017-04-18T01:05:27.475Z</timestamp>
// 	</uploadFileResponse>

// A successful response looks like this:

// 	<?xml version="1.0" encoding="UTF-8" ?>
// 	<uploadFileResponse xmlns="http://www.ebay.com/marketplace/services">
// 	    <ack>Success</ack>
// 	    <version>1.1.0</version>
// 	    <timestamp>2017-04-18T01:22:47.853Z</timestamp>
// 	</uploadFileResponse>

Debug.WriteLine(xml.GetXml());

// Get the "ack" to see if it's "Failure" or "Success"
if (xml.ChildContentMatches("ack","Success",false)) {
    Debug.WriteLine("Success.");
}
else {
    Debug.WriteLine("Failure.");
}