(Swift 2) Walmart - Get All Feed Statuses

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

Demonstrates how to send a Walmart REST API request to get all feed statuses.

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func chilkatTest() {
    // --------------------------------------------------------------------
    // This example is for the older and deprecated Walmart v2 API.
    // 
    // Use the v3 API instead: Walmart v3 Get All Feed Statuses
    // --------------------------------------------------------------------

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

    // Demonstrates how to send a request such as the following to get all feed statuses:
    // Also demonstrates how to parse the results.

    // GET /v2/feeds HTTP/1.1
    // WM_SVC.NAME: Walmart Marketplace
    // WM_QOS.CORRELATION_ID: 123456abcdef
    // WM_SEC.TIMESTAMP: 1438147839
    // WM_SEC.AUTH_SIGNATURE: 9khb0lPeRt0WSGbXNGGj4kSQ9L6PMBX/q+ovdy9bDQfvdhYs8NoEsjRX4fD7UNIHTddgkmSVqAqeIIHlaLcRIl0Y4DcJqQYHL27LiWlsm91nYodGssWTKsOq6dJfUHEy95M4zXFGWDDhbHYCor28SCV/g/JdEQybGkcX9Zj5aDyg=
    // WM_CONSUMER.ID: a20ac266-9add-4fc7-9392-fec303f5155c
    // Accept: application/xml
    // Host: https://marketplace.walmartapis.com

    var requestUrl: String? = "https://marketplace.walmartapis.com/v2/feeds"
    var requestMethod: String? = "GET"

    // First we need to generate a signature for our request.
    // The signature needs to be re-generated for each new Walmart HTTP request.
    let authUtil = CkoAuthUtil()

    var wmConsumerId: String? = "WALMART_CONSUMER_ID"
    var wmPrivateKey: String? = "WALMART_PRIVATE_KEY"
    var jsonStr: String? = authUtil.WalmartSignature(requestUrl, consumerId: wmConsumerId, privateKey: wmPrivateKey, requestMethod: requestMethod)
    if authUtil.LastMethodSuccess != true {
        print("\(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
    let json = CkoJsonObject()
    json.Load(jsonStr)

    let http = CkoHttp()
    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.

    var xmlStr: String? = http.QuickGetStr(requestUrl)
    if http.LastMethodSuccess != true {
        print("\(http.LastErrorText)")
        return
    }

    let xml = CkoXml()
    xml.LoadXml(xmlStr)

    // A successful response should have a 200 response status
    if http.LastStatus.intValue != 200 {
        print("\(xml.GetXml())")
        print("Response Status Code: \(http.LastStatus.intValue)")
        print("Failed.")
        return
    }

    // A sample XML response is shown below..

    // To iterate over the Walmart feeds:
    var numFeeds: Int = xml.NumChildrenAt("ns2:results").intValue
    var i: Int = 0
    while i < numFeeds {
        xml.I = i

        print("Feed ID: \(xml.GetChildContent("ns2:results|ns2:feed[i]|ns2:feedId"))")
        print("Feed Type: \(xml.GetChildContent("ns2:results|ns2:feed[i]|ns2:feedType"))")
        print("Num Items Recieved: \(xml.GetChildIntValue("ns2:results|ns2:feed[i]|ns2:itemsReceived").intValue)")
        print("Feed Status: \(xml.GetChildContent("ns2:results|ns2:feed[i]|ns2:feedStatus"))")
        print("--")

        i = i + 1
    }

    print("Success.")

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

    // <?xml version="1.0" encoding="UTF-8" standalone="yes" ?>
    // <ns2:list xmlns:ns2="http://walmart.com/">
    //     <ns2:totalResults>1293</ns2:totalResults>
    //     <ns2:offset>0</ns2:offset>
    //     <ns2:limit>50</ns2:limit>
    //     <ns2:results>
    //         <ns2:feed>
    //             <ns2:feedId>AAAA7F0345E9403C91223F7139FFC341@AQsBAQA</ns2:feedId>
    //             <ns2:feedType>inventory</ns2:feedType>
    //             <ns2:partnerId>10000999999</ns2:partnerId>
    //             <ns2:itemsReceived>130088</ns2:itemsReceived>
    //             <ns2:itemsSucceeded>113154</ns2:itemsSucceeded>
    //             <ns2:itemsFailed>16934</ns2:itemsFailed>
    //             <ns2:itemsProcessing>0</ns2:itemsProcessing>
    //             <ns2:feedStatus>PROCESSED</ns2:feedStatus>
    //             <ns2:feedDate>2017-04-27T17:05:42.078Z</ns2:feedDate>
    //             <ns2:modifiedDtm>2017-04-27T18:06:10.795Z</ns2:modifiedDtm>
    //         </ns2:feed>
    //         <ns2:feed>
    //             <ns2:feedId>AAAAF1F402CD407FA363AD2929593FFF@AQsBAQA</ns2:feedId>
    //             <ns2:feedType>inventory</ns2:feedType>
    //             <ns2:partnerId>10000999999</ns2:partnerId>
    //             <ns2:itemsReceived>39594</ns2:itemsReceived>
    //             <ns2:itemsSucceeded>34533</ns2:itemsSucceeded>
    //             <ns2:itemsFailed>5061</ns2:itemsFailed>
    //             <ns2:itemsProcessing>0</ns2:itemsProcessing>
    //             <ns2:feedStatus>PROCESSED</ns2:feedStatus>
    //             <ns2:feedDate>2017-04-27T05:18:59.739Z</ns2:feedDate>
    //             <ns2:modifiedDtm>2017-04-27T05:20:30.192Z</ns2:modifiedDtm>
    //         </ns2:feed>
    // ...
    //     </ns2:results>
    // </ns2:list>

}