(Objective-C) Walmart - Get a FeedItem's Status

Note: This is an older example for the Walmart v2 API. You should instead use the Walmart v3 API.

Demonstrates how to get a Walmart feedItem's status.

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#import <CkoStringBuilder.h>
#import <NSString.h>
#import <CkoAuthUtil.h>
#import <CkoJsonObject.h>
#import <CkoHttp.h>
#import <CkoXml.h>

// --------------------------------------------------------------------
// This example is for the older and deprecated Walmart v2 API.
// 
// Use the v3 API instead: Walmart v3 Get Feed Status
// --------------------------------------------------------------------

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

// Sends the following GET request:
// GET https://marketplace.walmartapis.com/v2/feeds/feeditems/{feedId}?includeDetails={includeDetails}&limit={limit}

CkoStringBuilder *sbUrl = [[CkoStringBuilder alloc] init];
BOOL success = [sbUrl Append: @"https://marketplace.walmartapis.com/v2/feeds/feeditems/{feedId}?includeDetails={includeDetails}&limit={limit}"];
int numReplaced = [[sbUrl Replace: @"{feedId}" replacement: @"AAAA7F0345E9403C91223F7139FFC341@AQsBAQA"] intValue];
numReplaced = [[sbUrl Replace: @"{includeDetails}" replacement: @"true"] intValue];
numReplaced = [[sbUrl ReplaceI: @"{limit}" replacement: [NSNumber numberWithInt: 3]] intValue];

NSString *requestMethod = @"GET";

// First we need to generate a signature for our request.
// The signature needs to be re-generated for each new Walmart HTTP request.
CkoAuthUtil *authUtil = [[CkoAuthUtil alloc] init];

NSString *wmConsumerId = @"WALMART_CONSUMER_ID";
NSString *wmPrivateKey = @"WALMART_PRIVATE_KEY";
NSString *jsonStr = [authUtil WalmartSignature: [sbUrl GetAsString] consumerId: wmConsumerId privateKey: wmPrivateKey requestMethod: requestMethod];
if (authUtil.LastMethodSuccess != YES) {
    NSLog(@"%@",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
CkoJsonObject *json = [[CkoJsonObject alloc] init];
[json Load: jsonStr];

CkoHttp *http = [[CkoHttp alloc] init];
[http SetRequestHeader: @"WM_SVC.NAME" value: @"Walmart Marketplace"];
[http SetRequestHeader: @"WM_QOS.CORRELATION_ID" value: [json StringOf: @"correlation_id"]];
[http SetRequestHeader: @"WM_SEC.TIMESTAMP" value: [json StringOf: @"timestamp"]];
[http SetRequestHeader: @"WM_SEC.AUTH_SIGNATURE" value: [json StringOf: @"signature"]];
[http SetRequestHeader: @"WM_CONSUMER.ID" value: wmConsumerId];
http.Accept = @"application/xml";

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

NSString *xmlStr = [http QuickGetStr: [sbUrl GetAsString]];
if (http.LastMethodSuccess != YES) {
    NSLog(@"%@",http.LastErrorText);
    return;
}

CkoXml *xml = [[CkoXml alloc] init];
[xml LoadXml: xmlStr];

// A successful response should have a 200 response status
if ([http.LastStatus intValue] != 200) {
    NSLog(@"%@",[xml GetXml]);
    NSLog(@"%@%d",@"Response Status Code: ",[http.LastStatus intValue]);
    NSLog(@"%@",@"Failed.");
    return;
}

// A sample XML response is shown below..
NSLog(@"%@",[xml GetXml]);
NSLog(@"%@",@"--");

// To iterate over the ingestion statuses:
int numIngestionStatuses = [[xml NumChildrenAt: @"ns2:elements|ns2:itemDetails"] intValue];
int i = 0;
while (i < numIngestionStatuses) {
    xml.I = [NSNumber numberWithInt: i];

    NSLog(@"%@%@",@"sku: ",[xml GetChildContent: @"ns2:elements|ns2:itemDetails|ns2:itemIngestionStatus[i]|ns2:sku"]);
    NSLog(@"%@%@",@"status: ",[xml GetChildContent: @"ns2:elements|ns2:itemDetails|ns2:itemIngestionStatus[i]|ns2:ingestionStatus"]);
    NSLog(@"%@",@"--");

    i = i + 1;
}

NSLog(@"%@",@"Success.");

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

// <?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
// <ns2:ItemStatusDetail xmlns:ns2="http://walmart.com/">
//     <ns2:meta>
//         <ns2:feedId>AAAAF0345E9403C91223F7139FFC341@AQsBAQA</ns2:feedId>
//         <ns2:feedStatus>PROCESSED</ns2:feedStatus>
//         <ns2:ingestionErrors />
//         <ns2:itemsReceived>130088</ns2:itemsReceived>
//         <ns2:itemsSucceeded>113154</ns2:itemsSucceeded>
//         <ns2:itemsFailed>16934</ns2:itemsFailed>
//         <ns2:itemsProcessing>0</ns2:itemsProcessing>
//         <ns2:limit>3</ns2:limit>
//         <ns2:totalCount>3</ns2:totalCount>
//         <ns2:nextCursor>includeDetails=true&amp;limit=3&amp;skuOffset=ENC%28%2F8D%2FyDen1ByXGA7EsWkArA%3D%3D%29</ns2:nextCursor>
//     </ns2:meta>
//     <ns2:elements>
//         <ns2:itemDetails>
//             <ns2:itemIngestionStatus>
//                 <ns2:martId>0</ns2:martId>
//                 <ns2:sku>0000~0~00141</ns2:sku>
//                 <ns2:index>0</ns2:index>
//                 <ns2:ingestionStatus>DATA_ERROR</ns2:ingestionStatus>
//                 <ns2:ingestionErrors>
//                     <ns2:ingestionError>
//                         <ns2:type>DATA_ERROR</ns2:type>
//                         <ns2:code>PIVI_021</ns2:code>
//                         <ns2:description>No item found with the given SKU.</ns2:description>
//                     </ns2:ingestionError>
//                 </ns2:ingestionErrors>
//             </ns2:itemIngestionStatus>
//             <ns2:itemIngestionStatus>
//                 <ns2:martId>0</ns2:martId>
//                 <ns2:sku>0000~0~03472</ns2:sku>
//                 <ns2:index>1</ns2:index>
//                 <ns2:ingestionStatus>SUCCESS</ns2:ingestionStatus>
//                 <ns2:ingestionErrors />
//             </ns2:itemIngestionStatus>
//             <ns2:itemIngestionStatus>
//                 <ns2:martId>0</ns2:martId>
//                 <ns2:sku>0000~0~08540</ns2:sku>
//                 <ns2:index>2</ns2:index>
//                 <ns2:ingestionStatus>SUCCESS</ns2:ingestionStatus>
//                 <ns2:ingestionErrors />
//             </ns2:itemIngestionStatus>
//         </ns2:itemDetails>
//     </ns2:elements>
// </ns2:ItemStatusDetail>