(VB.NET) Constant Contact - Add Contacts to List

Demonstrates a call to add five existing contacts to two lists.

For more information, see https://v3.developer.constantcontact.com/api_guide/lists_overview.html#example-request----post-add_list_membership

Chilkat .NET Downloads Chilkat .NET Framework Chilkat for .NET Core

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

Dim http As New Chilkat.Http
Dim success As Boolean

' Implements the following CURL command:

' curl -X POST \
'   https://api.cc.email/v3/activities/add_list_memberships \
'   -H 'Accept: application/json' \
'   -H 'Authorization: Bearer {access_token}' \
'   -H 'cache-control: no-cache' \
'   -H 'content-type: application/json' \
'   -d '{
'   "source": {
'     "contact_ids": [
'       "{contact_id1}",
'       "{contact_id2}",
'       "{contact_id3}",
'       "{contact_id4}",
'       "{contact_id5}",
'       "{contact_id6}"
'     ]
'   },
'   "list_ids": [
'     "{list_id1}",
'     "{list_id2}"
'   ]
' }'

' Use the following online tool to generate HTTP code from a CURL command
' Convert a cURL Command to HTTP Source Code

' Use this online tool to generate code from sample JSON:
' Generate Code to Create JSON

' The following JSON is sent in the request body.

' {
'   "source": {
'     "contact_ids": [
'       "{contact_id1}",
'       "{contact_id2}",
'       "{contact_id3}",
'       "{contact_id4}",
'       "{contact_id5}",
'       "{contact_id6}"
'     ]
'   },
'   "list_ids": [
'     "{list_id1}",
'     "{list_id2}"
'   ]
' }

Dim json As New Chilkat.JsonObject
json.UpdateString("source.contact_ids[0]","{contact_id1}")
json.UpdateString("source.contact_ids[1]","{contact_id2}")
json.UpdateString("source.contact_ids[2]","{contact_id3}")
json.UpdateString("source.contact_ids[3]","{contact_id4}")
json.UpdateString("source.contact_ids[4]","{contact_id5}")
json.UpdateString("source.contact_ids[5]","{contact_id6}")
json.UpdateString("list_ids[0]","{list_id1}")
json.UpdateString("list_ids[1]","{list_id2}")

' Adds the "Authorization: Bearer ACCESS_TOKEN" header.
http.AuthToken = "ACCESS_TOKEN"
http.SetRequestHeader("content-type","application/json")
http.SetRequestHeader("Accept","application/json")
http.SetRequestHeader("cache-control","no-cache")

Dim resp As Chilkat.HttpResponse = http.PostJson3("https://api.cc.email/v3/activities/add_list_memberships","application/json",json)
If (http.LastMethodSuccess = False) Then
    Debug.WriteLine(http.LastErrorText)
    Exit Sub
End If


Dim sbResponseBody As New Chilkat.StringBuilder
resp.GetBodySb(sbResponseBody)
Dim jResp As New Chilkat.JsonObject
jResp.LoadSb(sbResponseBody)
jResp.EmitCompact = False

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

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)

' {
'   "activity_id": "activity_id",
'   "state": "initialized",
'   "created_at": "2018-02-28T13:49:41-05:00",
'   "updated_at": "2018-02-28T13:49:41-05:00",
'   "percent_done": 1,
'   "activity_errors": [
'   ],
'   "status": {
'     "list_count": 2
'   },
'   "_links": {
'     "self": {
'       "href": "/v3/activities/activity_id"
'     }
'   }
' }

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




Dim activity_id As String = jResp.StringOf("activity_id")
Dim state As String = jResp.StringOf("state")
Dim created_at As String = jResp.StringOf("created_at")
Dim updated_at As String = jResp.StringOf("updated_at")
Dim percent_done As Integer = jResp.IntOf("percent_done")
Dim statusList_count As Integer = jResp.IntOf("status.list_count")
Dim v_linksSelfHref As String = jResp.StringOf("_links.self.href")
Dim i As Integer = 0
Dim count_i As Integer = jResp.SizeOfArray("activity_errors")
While i < count_i
    jResp.I = i
    Dim errMsg As String = jResp.StringOf("activity_errors[i]")
    i = i + 1
End While