(Delphi DLL) Shippo Track Individual Shipments

Demonstrates how to submit an individual tracking request for a single shipment.

For more information, see https://goshippo.com/docs/tracking/

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, StringBuilder, JsonObject;

...

procedure TForm1.Button1Click(Sender: TObject);
var
http: HCkHttp;
success: Boolean;
sbResponseBody: HCkStringBuilder;
jResp: HCkJsonObject;
respStatusCode: Integer;
object_state: PWideChar;
status: PWideChar;
object_created: PWideChar;
object_updated: PWideChar;
object_id: PWideChar;
object_owner: PWideChar;
test: Boolean;
rate: PWideChar;
tracking_number: PWideChar;
tracking_status: PWideChar;
eta: PWideChar;
tracking_url_provider: PWideChar;
label_url: PWideChar;
commercial_invoice_url: PWideChar;
order: PWideChar;
metadata: PWideChar;
parcel: PWideChar;
i: Integer;
count_i: Integer;

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

http := CkHttp_Create();

// Implements the following CURL command:

// curl https://api.goshippo.com/tracks/usps/92701902416755000000000015 \
//     -H "Authorization: ShippoToken <API_TOKEN>"

CkHttp_SetRequestHeader(http,'Authorization','ShippoToken <API_TOKEN>');

sbResponseBody := CkStringBuilder_Create();
success := CkHttp_QuickGetSb(http,'https://api.goshippo.com/tracks/usps/92701902416755000000000015',sbResponseBody);
if (success = False) then
  begin
    Memo1.Lines.Add(CkHttp__lastErrorText(http));
    Exit;
  end;

jResp := CkJsonObject_Create();
CkJsonObject_LoadSb(jResp,sbResponseBody);
CkJsonObject_putEmitCompact(jResp,False);

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

respStatusCode := CkHttp_getLastStatus(http);
Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkHttp__lastHeader(http));
    Memo1.Lines.Add('Failed.');
    Exit;
  end;

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

// {
//   "object_state": "VALID",
//   "status": "SUCCESS",
//   "object_created": "2014-11-29T16:31:19.512Z",
//   "object_updated": "2014-11-29T16:31:19.512Z",
//   "object_id": "5695ae3a5eda41ba9abdbf347fd545f3",
//   "object_owner": "test@goshippo.com",
//   "test": false,
//   "rate": "693ea14a541f44e090291b929c171d5a",
//   "tracking_number": "9102969010383081813033",
//   "tracking_status": "DELIVERED",
//   "eta": "2014-11-24T00:00:00Z",
//   "tracking_url_provider": "https:\/\/tools.usps.com\/go\/TrackConfirmAction_input?origTrackNum=9102969010383081813033",
//   "label_url": "https:\/\/shippo-delivery-east.s3.amazonaws.com\/5695ae3a5eda41ba9abdbf347fd545f3.pdf?Signature=AyiitLq2g%2F2R9fjboCTVxi5z7JQ%3D&Expires=1534873886&AWSAccessKeyId=AKIAJGLCC5MYLLWIG42A",
//   "commercial_invoice_url": null,
//   "messages": [
//   ],
//   "order": "ca760ef0099040b4a2b7feec827bca88",
//   "metadata": "",
//   "parcel": "e0de043b2f7f4b6d8e6f23ad69641cc1",
//   "billing": {
//     "payments": [
//     ]
//   }
// }

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

object_state := CkJsonObject__stringOf(jResp,'object_state');
status := CkJsonObject__stringOf(jResp,'status');
object_created := CkJsonObject__stringOf(jResp,'object_created');
object_updated := CkJsonObject__stringOf(jResp,'object_updated');
object_id := CkJsonObject__stringOf(jResp,'object_id');
object_owner := CkJsonObject__stringOf(jResp,'object_owner');
test := CkJsonObject_BoolOf(jResp,'test');
rate := CkJsonObject__stringOf(jResp,'rate');
tracking_number := CkJsonObject__stringOf(jResp,'tracking_number');
tracking_status := CkJsonObject__stringOf(jResp,'tracking_status');
eta := CkJsonObject__stringOf(jResp,'eta');
tracking_url_provider := CkJsonObject__stringOf(jResp,'tracking_url_provider');
label_url := CkJsonObject__stringOf(jResp,'label_url');
commercial_invoice_url := CkJsonObject__stringOf(jResp,'commercial_invoice_url');
order := CkJsonObject__stringOf(jResp,'order');
metadata := CkJsonObject__stringOf(jResp,'metadata');
parcel := CkJsonObject__stringOf(jResp,'parcel');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'messages');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    i := i + 1;
  end;

i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'billing.payments');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    i := i + 1;
  end;

CkHttp_Dispose(http);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);

end;