Delphi DLL

MercadoLibre - Get Recent Orders

See more MercadoLibre Examples

Demonstrates how to get recent orders in Mercadolibre. Delphi 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
success: Boolean;
http: HCkHttp;
jsonToken: HCkJsonObject;
responseStr: PWideChar;

begin
success := False;

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

http := CkHttp_Create();

// First get our previously obtained OAuth2 access token.
jsonToken := CkJsonObject_Create();
success := CkJsonObject_LoadFile(jsonToken,'qa_data/tokens/mercadolibre.json');
if (success = False) then
  begin
    Memo1.Lines.Add('Failed to load JSON access token.');
    Exit;
  end;

// This adds the "Authorization: Bearer $ACCESS_TOKEN" header field.
CkHttp_putAuthToken(http,CkJsonObject__stringOf(jsonToken,'access_token'));

// Use your seller ID.
CkHttp_SetUrlVar(http,'SELLER_ID','577815702');

// Notice that the query parameter name is "seller".   In other Mercadolibre API calls the query parameter name is "seller_id".
// Make sure to pay close attention to the Mercadolibre documentation.
// For example, here:  https://developers.mercadolibre.com.ar/es_ar/gestiona-ventas#Ordenes-recientes
// and here:  https://developers.mercadolibre.com.ar/en_us/manage-questions-and-answers
responseStr := CkHttp__quickGetStr(http,'https://api.mercadolibre.com/orders/search/recent?seller={$SELLER_ID}&offset=0&sort=date_desc&limit=50');
if (CkHttp_getLastMethodSuccess(http) = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

Memo1.Lines.Add(responseStr);

CkHttp_Dispose(http);
CkJsonObject_Dispose(jsonToken);

end;