(Delphi DLL) Create Google Photos Album

Demonstrates how to create a Google Photos album.

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, Http, HttpResponse, JsonObject;

...

procedure TForm1.Button1Click(Sender: TObject);
var
jsonToken: HCkJsonObject;
success: Boolean;
http: HCkHttp;
json: HCkJsonObject;
resp: HCkHttpResponse;
id: PWideChar;
title: PWideChar;
productUrl: PWideChar;
isWriteable: Boolean;

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

// Get the previously obtained access token.
// See Get Google Photos Access Token.

jsonToken := CkJsonObject_Create();
success := CkJsonObject_LoadFile(jsonToken,'qa_data/tokens/googlePhotos.json');
if (success = False) then
  begin
    Memo1.Lines.Add(CkJsonObject__lastErrorText(jsonToken));
    Exit;
  end;

http := CkHttp_Create();

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

// Create an album named "animals"
json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'album.title','animals');

resp := CkHttp_PostJson(http,'https://photoslibrary.googleapis.com/v1/albums',CkJsonObject__emit(json));
if (CkHttp_getLastMethodSuccess(http) = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

// Show the response body.
Memo1.Lines.Add(CkHttpResponse__bodyStr(resp));

// Examine the response status code.  Success is indicated by a status code of 200.
Memo1.Lines.Add('response status code: ' + IntToStr(CkHttpResponse_getStatusCode(resp)));

CkJsonObject_Load(json,CkHttpResponse__bodyStr(resp));
CkHttpResponse_Dispose(resp);

// Sample response:

// {
//   "id": "AKcbugHaQTvUKSi3M2RQxOhxhdEaLc5mfUcqFoIU_kpQaROyUD70BcFt7_mnz5PcwwsjPKeKnLHN",
//   "title": "animals",
//   "productUrl": "https://photos.google.com/lr/album/AKcbugHaQTvUKSi3M2RQxOhxhdEaLc5mfUcqFoIU_kpQaROyUD70BcFt7_mnz5PcwwsjPKeKnLHN",
//   "isWriteable": true
// }

// Use this online tool to generate parsing code from sample JSON: 
// Generate Parsing Code from JSON

id := CkJsonObject__stringOf(json,'id');
title := CkJsonObject__stringOf(json,'title');
productUrl := CkJsonObject__stringOf(json,'productUrl');
isWriteable := CkJsonObject_BoolOf(json,'isWriteable');

Memo1.Lines.Add('id = ' + id);

CkJsonObject_Dispose(jsonToken);
CkHttp_Dispose(http);
CkJsonObject_Dispose(json);

end;