(Delphi ActiveX) Constant Contact - Create a List

Create a new list using a POST call to the /contact_lists endpoint.

For more information, see https://v3.developer.constantcontact.com/api_guide/lists_overview.html#create-a-list

Chilkat for Delphi Downloads Chilkat ActiveX DLL for Delphi Chilkat non-ActiveX DLL for Delphi * The examples here use the ActiveX DLL.

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Chilkat_TLB;

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: TChilkatHttp;
success: Integer;
json: TChilkatJsonObject;
resp: IChilkatHttpResponse;
sbResponseBody: TChilkatStringBuilder;
jResp: TChilkatJsonObject;
respStatusCode: Integer;
list_id: WideString;
name: WideString;
description: WideString;
favorite: Integer;
created_at: WideString;
updated_at: WideString;

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

http := TChilkatHttp.Create(Self);

// Implements the following CURL command:

// curl -X POST \
//   https://api.cc.email/v3/contact_lists \
//   -H 'Accept: application/json' \
//   -H 'Authorization: Bearer {access_token}' \
//   -H 'cache-control: no-cache' \
//   -H 'content-type: application/json' \
//   -d '{
//   "name": "Multiple purchases",
//   "favorite": true,
//   "description": "List of repeat customers"
// }'

// 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.

// {
//   "name": "Multiple purchases",
//   "favorite": true,
//   "description": "List of repeat customers"
// }

json := TChilkatJsonObject.Create(Self);
json.UpdateString('name','Multiple purchases');
json.UpdateBool('favorite',1);
json.UpdateString('description','List of repeat customers');

// 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');

resp := http.PostJson3('https://api.cc.email/v3/contact_lists','application/json',json.ControlInterface);
if (http.LastMethodSuccess = 0) then
  begin
    Memo1.Lines.Add(http.LastErrorText);
    Exit;
  end;

sbResponseBody := TChilkatStringBuilder.Create(Self);
resp.GetBodySb(sbResponseBody.ControlInterface);
jResp := TChilkatJsonObject.Create(Self);
jResp.LoadSb(sbResponseBody.ControlInterface);
jResp.EmitCompact := 0;

Memo1.Lines.Add('Response Body:');
Memo1.Lines.Add(jResp.Emit());

respStatusCode := resp.StatusCode;
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(resp.Header);
    Memo1.Lines.Add('Failed.');

    Exit;
  end;

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

// {
//   "list_id": "{list_id}",
//   "name": "Multiple purchases",
//   "description": "List of repeat customers",
//   "favorite": true,
//   "created_at": "2017-07-14T11:25:00-04:00",
//   "updated_at": "2017-07-14T11:25:00-04:00"
// }

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

list_id := jResp.StringOf('list_id');
name := jResp.StringOf('name');
description := jResp.StringOf('description');
favorite := jResp.BoolOf('favorite');
created_at := jResp.StringOf('created_at');
updated_at := jResp.StringOf('updated_at');
end;