Delphi ActiveX HMRC VAT MTD: Retrieve VAT Payments

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Retrieve VAT payments

Documentation: https://developer.service.hmrc.gov.uk/api-documentation/docs/api/service/vat-api/1.0#_retrieve-vat-payments_get_accordion

CURL Command

curl -X GET  https://test-api.service.hmrc.gov.uk/organisations/vat/MY_HMRC_VRN/payments?from=2018-06-25&to=2019-02-17 \
-H 'Authorization: Bearer HMRC_ACCESS_TOKEN' \
-H 'Accept: application/vnd.hmrc.1.0+json'

Delphi ActiveX Example

var
rest: TChilkatRest;
success: Integer;
bTls: Integer;
port: Integer;
bAutoReconnect: Integer;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jsonResponse: TChilkatJsonObject;
i: Integer;
count_i: Integer;
amount: WideString;
received: WideString;

begin
rest := TChilkatRest.Create(Self);

//  URL: https://test-api.service.hmrc.gov.uk/organisations/vat/MY_HMRC_VRN/payments?from=2018-06-25&to=2019-02-17
bTls := 1;
port := 443;
bAutoReconnect := 1;
success := rest.Connect('test-api.service.hmrc.gov.uk',port,bTls,bAutoReconnect);
if (success <> 1) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(rest.ConnectFailReason));
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

rest.AddHeader('Authorization','Bearer HMRC_ACCESS_TOKEN');
rest.AddHeader('Accept','application/vnd.hmrc.1.0+json');

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/organisations/vat/MY_HMRC_VRN/payments?from=2018-06-25&to=2019-02-17',sbResponseBody.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;
respStatusCode := rest.ResponseStatusCode;
if (respStatusCode >= 400) then
  begin
    Memo1.Lines.Add('Response Status Code = ' + IntToStr(respStatusCode));
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(rest.ResponseHeader);
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(sbResponseBody.GetAsString());
    Exit;
  end;

jsonResponse := TChilkatJsonObject.Create(Self);
jsonResponse.LoadSb(sbResponseBody.ControlInterface);

//  See the Online Tool for Generating JSON Parse Code

i := 0;
count_i := jsonResponse.SizeOfArray('payments');
while i < count_i do
  begin
    jsonResponse.I := i;
    amount := jsonResponse.StringOf('payments[i].amount');
    received := jsonResponse.StringOf('payments[i].received');
    i := i + 1;
  end;

Sample JSON Response Body

{
  "payments": [
    {
      "amount": 100.05,
      "received": "2018-04-06"
    }
  ]
}