Chilkat Online Tools

GetCostEstimation delphiAx Example

Amazon DevOps Guru

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
Cost: Integer;
Count: Integer;
State: WideString;
v_Type: WideString;
UnitCost: Integer;
strVal: WideString;
AppBoundaryKey: WideString;
j: Integer;
count_j: Integer;
NextToken: WideString;
Status: WideString;
EndTime: Integer;
StartTime: Integer;
TotalCost: Integer;
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 := TChilkatRest.Create(Self);

authAws := TChilkatAuthAws.Create(Self);
authAws.AccessKey := 'AWS_ACCESS_KEY';
authAws.SecretKey := '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.)
authAws.Region := 'us-west-2';
authAws.ServiceName := 'devops-guru';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

// URL: https://devops-guru.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('devops-guru.us-west-2.amazonaws.com',443,1,1);
if (success <> 1) then
  begin
    Memo1.Lines.Add('ConnectFailReason: ' + IntToStr(rest.ConnectFailReason));
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;

rest.AddHeader('Content-Type','application/x-amz-json-1.1');
rest.AddHeader('X-Amz-Target','GetCostEstimation');

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/cost-estimation',sbResponseBody.ControlInterface);
if (success <> 1) then
  begin
    Memo1.Lines.Add(rest.LastErrorText);
    Exit;
  end;
respStatusCode := rest.ResponseStatusCode;
Memo1.Lines.Add('response status code = ' + IntToStr(respStatusCode));
if (respStatusCode <> 200) then
  begin
    Memo1.Lines.Add('Response Header:');
    Memo1.Lines.Add(rest.ResponseHeader);
    Memo1.Lines.Add('Response Body:');
    Memo1.Lines.Add(sbResponseBody.GetAsString());
    Exit;
  end;

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

// 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

NextToken := jResp.StringOf('NextToken');
Status := jResp.StringOf('Status');
EndTime := jResp.IntOf('TimeRange.EndTime');
StartTime := jResp.IntOf('TimeRange.StartTime');
TotalCost := jResp.IntOf('TotalCost');
i := 0;
count_i := jResp.SizeOfArray('Costs');
while i < count_i do
  begin
    jResp.I := i;
    Cost := jResp.IntOf('Costs[i].Cost');
    Count := jResp.IntOf('Costs[i].Count');
    State := jResp.StringOf('Costs[i].State');
    v_Type := jResp.StringOf('Costs[i].Type');
    UnitCost := jResp.IntOf('Costs[i].UnitCost');
    i := i + 1;
  end;

i := 0;
count_i := jResp.SizeOfArray('ResourceCollection.CloudFormation.StackNames');
while i < count_i do
  begin
    jResp.I := i;
    strVal := jResp.StringOf('ResourceCollection.CloudFormation.StackNames[i]');
    i := i + 1;
  end;

i := 0;
count_i := jResp.SizeOfArray('ResourceCollection.Tags');
while i < count_i do
  begin
    jResp.I := i;
    AppBoundaryKey := jResp.StringOf('ResourceCollection.Tags[i].AppBoundaryKey');
    j := 0;
    count_j := jResp.SizeOfArray('ResourceCollection.Tags[i].TagValues');
    while j < count_j do
      begin
        jResp.J := j;
        strVal := jResp.StringOf('ResourceCollection.Tags[i].TagValues[j]');
        j := j + 1;
      end;

    i := i + 1;
  end;

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

// {
//   "Costs": [
//     {
//       "Cost": number,
//       "Count": number,
//       "State": "string",
//       "Type": "string",
//       "UnitCost": number
//     }
//   ],
//   "NextToken": "string",
//   "ResourceCollection": {
//     "CloudFormation": {
//       "StackNames": [
//         "string"
//       ]
//     },
//     "Tags": [
//       {
//         "AppBoundaryKey": "string",
//         "TagValues": [
//           "string"
//         ]
//       }
//     ]
//   },
//   "Status": "string",
//   "TimeRange": {
//     "EndTime": number,
//     "StartTime": number
//   },
//   "TotalCost": number
// }