Chilkat Online Tools

PurchaseOffering delphiDll Example

AWS Device Farm

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
costAmount: Integer;
costCurrencyCode: PWideChar;
frequency: PWideChar;
Amount: Integer;
CurrencyCode: PWideChar;
CreatedOn: Integer;
OfferingPromotionId: PWideChar;
EffectiveOn: Integer;
Description: PWideChar;
Id: PWideChar;
Platform: PWideChar;
v_Type: PWideChar;
Quantity: Integer;
OfferingStatusType: PWideChar;
TransactionId: PWideChar;
i: Integer;
count_i: Integer;

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

rest := CkRest_Create();

authAws := CkAuthAws_Create();
CkAuthAws_putAccessKey(authAws,'AWS_ACCESS_KEY');
CkAuthAws_putSecretKey(authAws,'AWS_SECRET_KEY');

// Don't forget to change the region to your particular region. (Also make the same change in the call to Connect below.)
CkAuthAws_putRegion(authAws,'us-west-2');
CkAuthAws_putServiceName(authAws,'devicefarm');
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);

// URL: https://devicefarm.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := CkRest_Connect(rest,'devicefarm.us-west-2.amazonaws.com',443,True,True);
if (success <> True) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(CkRest_getConnectFailReason(rest)));
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;

// The following code creates the JSON request body.
// The JSON created by this code is shown below.

// Use this online tool to generate code from sample JSON:
// Generate Code to Create JSON

json := CkJsonObject_Create();
CkJsonObject_UpdateString(json,'offeringId','string');
CkJsonObject_UpdateString(json,'offeringPromotionId','string');
CkJsonObject_UpdateInt(json,'quantity',123);

// The JSON request body created by the above code:

// {
//   "offeringId": "string",
//   "offeringPromotionId": "string",
//   "quantity": number
// }

CkRest_AddHeader(rest,'Content-Type','application/x-amz-json-1.1');
CkRest_AddHeader(rest,'X-Amz-Target','DeviceFarm_20150623.PurchaseOffering');

sbRequestBody := CkStringBuilder_Create();
CkJsonObject_EmitSb(json,sbRequestBody);
sbResponseBody := CkStringBuilder_Create();
success := CkRest_FullRequestSb(rest,'POST','/',sbRequestBody,sbResponseBody);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkRest__lastErrorText(rest));
    Exit;
  end;
respStatusCode := CkRest_getResponseStatusCode(rest);
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(CkRest__responseHeader(rest));
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(CkStringBuilder__getAsString(sbResponseBody));
    Exit;
  end;

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

// The following code parses the JSON response.
// A sample JSON response is shown below the sample code.

// Use this online tool to generate parsing code from sample JSON:
// Generate Parsing Code from JSON

Amount := CkJsonObject_IntOf(jResp,'offeringTransaction.cost.amount');
CurrencyCode := CkJsonObject__stringOf(jResp,'offeringTransaction.cost.currencyCode');
CreatedOn := CkJsonObject_IntOf(jResp,'offeringTransaction.createdOn');
OfferingPromotionId := CkJsonObject__stringOf(jResp,'offeringTransaction.offeringPromotionId');
EffectiveOn := CkJsonObject_IntOf(jResp,'offeringTransaction.offeringStatus.effectiveOn');
Description := CkJsonObject__stringOf(jResp,'offeringTransaction.offeringStatus.offering.description');
Id := CkJsonObject__stringOf(jResp,'offeringTransaction.offeringStatus.offering.id');
Platform := CkJsonObject__stringOf(jResp,'offeringTransaction.offeringStatus.offering.platform');
v_Type := CkJsonObject__stringOf(jResp,'offeringTransaction.offeringStatus.offering.type');
Quantity := CkJsonObject_IntOf(jResp,'offeringTransaction.offeringStatus.quantity');
OfferingStatusType := CkJsonObject__stringOf(jResp,'offeringTransaction.offeringStatus.type');
TransactionId := CkJsonObject__stringOf(jResp,'offeringTransaction.transactionId');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'offeringTransaction.offeringStatus.offering.recurringCharges');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    costAmount := CkJsonObject_IntOf(jResp,'offeringTransaction.offeringStatus.offering.recurringCharges[i].cost.amount');
    costCurrencyCode := CkJsonObject__stringOf(jResp,'offeringTransaction.offeringStatus.offering.recurringCharges[i].cost.currencyCode');
    frequency := CkJsonObject__stringOf(jResp,'offeringTransaction.offeringStatus.offering.recurringCharges[i].frequency');
    i := i + 1;
  end;

// A sample JSON response body parsed by the above code:

// {
//   "offeringTransaction": {
//     "cost": {
//       "amount": number,
//       "currencyCode": "string"
//     },
//     "createdOn": number,
//     "offeringPromotionId": "string",
//     "offeringStatus": {
//       "effectiveOn": number,
//       "offering": {
//         "description": "string",
//         "id": "string",
//         "platform": "string",
//         "recurringCharges": [
//           {
//             "cost": {
//               "amount": number,
//               "currencyCode": "string"
//             },
//             "frequency": "string"
//           }
//         ],
//         "type": "string"
//       },
//       "quantity": number,
//       "type": "string"
//     },
//     "transactionId": "string"
//   }
// }

CkRest_Dispose(rest);
CkAuthAws_Dispose(authAws);
CkJsonObject_Dispose(json);
CkStringBuilder_Dispose(sbRequestBody);
CkStringBuilder_Dispose(sbResponseBody);
CkJsonObject_Dispose(jResp);