Delphi DLL Stripe: Create a Refund

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Creates a new refund to refund a charge that has previously been created but not yet refunded.

Documentation: https://stripe.com/docs/api/curl#create_refund

CURL Command

curl https://api.stripe.com/v1/refunds \
   -u STRIPE_SECRET_KEY: \
   -d charge=ch_1BnETKGswQrCoh0XE7kJI2wj
   -X POST

Delphi DLL Example

var
rest: HCkRest;
success: Boolean;
bTls: Boolean;
port: Integer;
bAutoReconnect: Boolean;
strResponseBody: PWideChar;
jsonResponse: HCkJsonObject;
id: PWideChar;
object: PWideChar;
amount: Integer;
balance_transaction: Boolean;
charge: PWideChar;
created: Integer;
currency: PWideChar;
reason: Boolean;
receipt_number: Boolean;
status: PWideChar;

begin
rest := CkRest_Create();

//  URL: https://api.stripe.com/v1/refunds
bTls := True;
port := 443;
bAutoReconnect := True;
success := CkRest_Connect(rest,'api.stripe.com',port,bTls,bAutoReconnect);
if (success <> True) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(CkRest_getConnectFailReason(rest)));
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;

CkRest_SetAuthBasic(rest,'STRIPE_SECRET_KEY','');

CkRest_AddQueryParam(rest,'charge','ch_1BnETKGswQrCoh0XE7kJI2wj');

strResponseBody := CkRest__fullRequestFormUrlEncoded(rest,'POST','/v1/refunds');
if (CkRest_getLastMethodSuccess(rest) <> True) then
  begin
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;

jsonResponse := CkJsonObject_Create();
CkJsonObject_Load(jsonResponse,strResponseBody);

id := CkJsonObject__stringOf(jsonResponse,'id');
object := CkJsonObject__stringOf(jsonResponse,'object');
amount := CkJsonObject_IntOf(jsonResponse,'amount');
balance_transaction := CkJsonObject_IsNullOf(jsonResponse,'balance_transaction');
charge := CkJsonObject__stringOf(jsonResponse,'charge');
created := CkJsonObject_IntOf(jsonResponse,'created');
currency := CkJsonObject__stringOf(jsonResponse,'currency');
reason := CkJsonObject_IsNullOf(jsonResponse,'reason');
receipt_number := CkJsonObject_IsNullOf(jsonResponse,'receipt_number');
status := CkJsonObject__stringOf(jsonResponse,'status');

CkRest_Dispose(rest);
CkJsonObject_Dispose(jsonResponse);

Sample JSON Response Body

{
  "id": "re_1BnETKGswQrCoh0XT2qLx7S0",
  "object": "refund",
  "amount": 100,
  "balance_transaction": null,
  "charge": "ch_1BnETKGswQrCoh0XE7kJI2wj",
  "created": 1516662782,
  "currency": "usd",
  "metadata": {},
  "reason": null,
  "receipt_number": null,
  "status": "succeeded"
}