Delphi DLL Stripe: List all Coupons

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Returns a list of your coupons.

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

CURL Command

curl https://api.stripe.com/v1/coupons?limit=3 \
   -u STRIPE_SECRET_KEY: \
   -G

Delphi DLL Example

var
rest: HCkRest;
success: Boolean;
bTls: Boolean;
port: Integer;
bAutoReconnect: Boolean;
sbResponseBody: HCkStringBuilder;
jsonResponse: HCkJsonObject;
object: PWideChar;
url: PWideChar;
has_more: Boolean;
i: Integer;
count_i: Integer;
id: PWideChar;
amount_off: Boolean;
created: Integer;
currency: Boolean;
duration: PWideChar;
duration_in_months: Integer;
livemode: Boolean;
max_redemptions: Boolean;
percent_off: Integer;
redeem_by: Boolean;
times_redeemed: Integer;
valid: Boolean;

begin
rest := CkRest_Create();

//  URL: https://api.stripe.com/v1/coupons?limit=3
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','');

sbResponseBody := CkStringBuilder_Create();
success := CkRest_FullRequestNoBodySb(rest,'GET','/v1/coupons?limit=3',sbResponseBody);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;

jsonResponse := CkJsonObject_Create();
CkJsonObject_LoadSb(jsonResponse,sbResponseBody);

object := CkJsonObject__stringOf(jsonResponse,'object');
url := CkJsonObject__stringOf(jsonResponse,'url');
has_more := CkJsonObject_BoolOf(jsonResponse,'has_more');
i := 0;
count_i := CkJsonObject_SizeOfArray(jsonResponse,'data');
while i < count_i do
  begin
CkJsonObject_putI(jsonResponse,i);
    id := CkJsonObject__stringOf(jsonResponse,'data[i].id');
    object := CkJsonObject__stringOf(jsonResponse,'data[i].object');
    amount_off := CkJsonObject_IsNullOf(jsonResponse,'data[i].amount_off');
    created := CkJsonObject_IntOf(jsonResponse,'data[i].created');
    currency := CkJsonObject_IsNullOf(jsonResponse,'data[i].currency');
    duration := CkJsonObject__stringOf(jsonResponse,'data[i].duration');
    duration_in_months := CkJsonObject_IntOf(jsonResponse,'data[i].duration_in_months');
    livemode := CkJsonObject_BoolOf(jsonResponse,'data[i].livemode');
    max_redemptions := CkJsonObject_IsNullOf(jsonResponse,'data[i].max_redemptions');
    percent_off := CkJsonObject_IntOf(jsonResponse,'data[i].percent_off');
    redeem_by := CkJsonObject_IsNullOf(jsonResponse,'data[i].redeem_by');
    times_redeemed := CkJsonObject_IntOf(jsonResponse,'data[i].times_redeemed');
    valid := CkJsonObject_BoolOf(jsonResponse,'data[i].valid');
    i := i + 1;
  end;

CkRest_Dispose(rest);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jsonResponse);

Sample JSON Response Body

{
  "object": "list",
  "url": "/v1/coupons",
  "has_more": false,
  "data": [
    {
      "id": "25OFF",
      "object": "coupon",
      "amount_off": null,
      "created": 1516662783,
      "currency": null,
      "duration": "repeating",
      "duration_in_months": 3,
      "livemode": false,
      "max_redemptions": null,
      "metadata": {},
      "percent_off": 25,
      "redeem_by": null,
      "times_redeemed": 0,
      "valid": true
    }
  ]
}