(VB.NET) SOAP sendBill Call to sunat.gob.pe

Demonstrates how to make a SOAP call to sunat.gob.pe for the sendBill method.

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

' --------------------------------------------------------------------------------
' Also see Chilkat's Online WSDL Code Generator
' to generate code and SOAP Request and Response XML for each operation in a WSDL.
' --------------------------------------------------------------------------------

Dim http As New Chilkat.Http

Dim success As Boolean

' The SOAP XML will look like this:
' <?xml version="1.0" encoding="utf-8"?>
' <soapenv:Envelope xmlns:soapenv="http://schemas.xmlsoap.org/soap/envelope/" xmlns:ser="http://service.sunat.gob.pe">
'     <soapenv:Header/>
'     
'     <soapenv:Body>
'         <ser:sendBill>
'             <fileName>20601523999-03-B001-00000002.zip</fileName>
'             <contentFile>UEsDBBQ ... AAAAA==</contentFile>
'         </ser:sendBill>
'     </soapenv:Body>
' </soapenv:Envelope>

' Build the above SOAP XML.
Dim xml As New Chilkat.Xml
xml.Tag = "soapenv:Envelope"
xml.AddAttribute("xmlns:soapenv","http://schemas.xmlsoap.org/soap/envelope/")
xml.AddAttribute("xmlns:ser","http://service.sunat.gob.pe")
xml.UpdateChildContent("soapenv:Header","")
xml.UpdateChildContent("soapenv:Body|ser:sendBill|fileName","20601523999-03-B001-00000002.zip")
xml.UpdateChildContent("soapenv:Body|ser:sendBill|contentFile","UEsDBBQ ... AAAAA==")

' Alternatively, load the XML from a file.  (Remove this line if you wish to build the XML as shown above.)
success = xml.LoadXmlFile("qa_data/soap/envio_sunat_peru.xml")


Dim strXml As String = xml.GetXml()

http.SetRequestHeader("SOAPAction","urn:sendBill")
http.SetRequestHeader("Content-Type","text/xml; charset=utf-8")

Dim endPoint As String = "https://e-beta.sunat.gob.pe/ol-ti-itcpfegem-beta/billService"

Dim resp As Chilkat.HttpResponse = http.PostXml(endPoint,strXml,"utf-8")
If (http.LastMethodSuccess <> True) Then
    Debug.WriteLine(http.LastErrorText)
    Debug.WriteLine("LastHeader:")
    Debug.WriteLine(http.LastHeader)
    Exit Sub
End If


Dim responseStatusCode As Integer = resp.StatusCode

' You may wish to verify that the responseStatusCode equals 200...
Debug.WriteLine("Response Status Code: " & responseStatusCode)

' You may examine the exact HTTP header sent with the POST like this:
Debug.WriteLine("LastHeader:")
Debug.WriteLine(http.LastHeader)

' Examine the XML returned by the web service:
Debug.WriteLine("XML Response:")
Dim xmlResp As New Chilkat.Xml
xmlResp.LoadXml(resp.BodyStr)
Debug.WriteLine(xmlResp.GetXml())

' Use this online tool to generate parsing code from response XML: 
' Generate Parsing Code from XML