(Delphi DLL) Google People API - Delete a Contact

Demonstrates how to delete a People API Contact.

For more information, see https://developers.google.com/people/v1/contacts#delete-an-existing-contact

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

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
jsonToken: HCkJsonObject;
success: Boolean;
http: HCkHttp;
responseText: PWideChar;

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

// It is assumed we previously obtained an OAuth2 access token.
// This example loads the JSON access token file 

// originally obtained by this example: Get Google People API OAuth2 Access Token
// or refreshed by this example: Refresh Google People API OAuth2 Access Token

jsonToken := CkJsonObject_Create();
success := CkJsonObject_LoadFile(jsonToken,'qa_data/tokens/googlePeople.json');
if (success <> True) then
  begin
    Memo1.Lines.Add('Failed to load googleContacts.json');
    Exit;
  end;

http := CkHttp_Create();

CkHttp_putAuthToken(http,CkJsonObject__stringOf(jsonToken,'access_token'));

// Send the following request, where resource_name contains the actual resource name, such as "people/c172365763025317520".
// DELETE /v1/resource_name:deleteContact 

responseText := CkHttp__quickDeleteStr(http,'https://people.googleapis.com/v1/people/c172365763025317520:deleteContact');
if (CkHttp_getLastMethodSuccess(http) = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

// A 200 status code indicates success.  The response text for success will be an empty JSON document: "{}"
Memo1.Lines.Add('Response status code = ' + IntToStr(CkHttp_getLastStatus(http)));
Memo1.Lines.Add('Response text:');
Memo1.Lines.Add(responseText);

CkJsonObject_Dispose(jsonToken);
CkHttp_Dispose(http);

end;