(VB.NET UWP/WinRT) DocuSign Send a Draft Envelope

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Demonstrates how to send a DocuSign draft envelope.

For more information, see https://developers.docusign.com/docs/esign-rest-api/reference/envelopes/envelopes/update/

Chilkat Universal Windows Platform (UWP) / WinRT Downloads Chilkat for the Universal Windows Platform (UWP)

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

Dim http As New Chilkat.Http

' Load a previously obtained OAuth2 access token.
Dim jsonToken As New Chilkat.JsonObject
Dim success As Boolean = jsonToken.LoadFile("qa_data/tokens/docusign.json")
If (success = False) Then
    Debug.WriteLine(jsonToken.LastErrorText)
    Exit Sub
End If


' Adds the "Authorization: Bearer eyJ0eXAi.....UE8Kl_V8KroQ" header.
http.AuthToken = jsonToken.StringOf("access_token")


' Send the following request.
' Make sure to use your own account ID (obtained from Get Docusign User Account Information)

' PUT https://demo.docusign.net/restapi/v2.1/accounts/<account ID>/envelopes/<envelope ID> HTTP/1.1
' Accept: application/json
' Cache-Control: no-cache
' Authorization: Bearer eyJ0eX...
' Content-Length: ...
' Content-Type: application/json
' 
' {
'   "status": "sent"
' }


Dim json As New Chilkat.JsonObject
json.UpdateString("status","sent")


Dim sbJson As New Chilkat.StringBuilder
json.EmitCompact = False
json.EmitSb(sbJson)

http.SetRequestHeader("Cache-Control","no-cache")
http.SetRequestHeader("Accept","application/json")

' Use your own account ID here.
http.SetUrlVar("accountId","7f3f65ed-5e87-418d-94c1-92499ddc8252")
' Use the envelope ID returned by DocuSign when creating the draft envelope).
http.SetUrlVar("envelopeId","cee4191c-f94e-4089-9d7c-8033685cbc1a")

Dim url As String = "https://demo.docusign.net/restapi/v2.1/accounts/{$accountId}/envelopes/{$envelopeId}"
Dim resp As Chilkat.HttpResponse = Await http.PTextSbAsync("PUT",url,sbJson,"utf-8","application/json",False,False)
If (http.LastMethodSuccess = False) Then
    Debug.WriteLine(http.LastErrorText)
    Exit Sub
End If



Dim jResp As New Chilkat.JsonObject
jResp.Load(resp.BodyStr)
jResp.EmitCompact = False

Debug.WriteLine("Response Body:")
Debug.WriteLine(jResp.Emit())

' If you get a 401 response status code, it's likely you need to refresh the DocuSign OAuth2 token).
Dim respStatusCode As Integer = resp.StatusCode
Debug.WriteLine("Response Status Code = " & respStatusCode)
If (respStatusCode >= 400) Then
    Debug.WriteLine("Response Header:")
    Debug.WriteLine(resp.Header)
    Debug.WriteLine("Failed.")

    Exit Sub
End If



' Sample JSON response:
' (Sample code for parsing the JSON response is shown below)

' If the envelope you're trying to send is not yet completed, you'll get an error such as this:
' {
'   "errorCode": "ENVELOPE_IS_INCOMPLETE",
'   "message": "The Envelope is not Complete. A Complete Envelope Requires Documents, Recipients, Tabs, and a Subject Line."
' }


' Sample code for parsing the JSON response...
' Use the following online tool to generate parsing code from sample JSON:
' Generate Parsing Code from JSON