Chilkat Online Tools

SearchDevices delphiDll Example

Alexa for Business

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
CreatedTime: Integer;
DeviceArn: PWideChar;
DeviceName: PWideChar;
DeviceSerialNumber: PWideChar;
DeviceStatus: PWideChar;
ConnectionStatus: PWideChar;
ConnectionStatusUpdatedTime: Integer;
DeviceType: PWideChar;
MacAddress: PWideChar;
NetworkProfileArn: PWideChar;
NetworkProfileName: PWideChar;
RoomArn: PWideChar;
RoomName: PWideChar;
SoftwareVersion: PWideChar;
j: Integer;
count_j: Integer;
Code: PWideChar;
Feature: PWideChar;
NextToken: PWideChar;
TotalCount: 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 := 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,'a4b');
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);

// URL: https://a4b.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := CkRest_Connect(rest,'a4b.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,'Filters[0].Key','string');
CkJsonObject_UpdateString(json,'Filters[0].Values[0]','string');
CkJsonObject_UpdateInt(json,'MaxResults',123);
CkJsonObject_UpdateString(json,'NextToken','string');
CkJsonObject_UpdateString(json,'SortCriteria[0].Key','string');
CkJsonObject_UpdateString(json,'SortCriteria[0].Value','string');

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

// {
//   "Filters": [
//     {
//       "Key": "string",
//       "Values": [
//         "string"
//       ]
//     }
//   ],
//   "MaxResults": number,
//   "NextToken": "string",
//   "SortCriteria": [
//     {
//       "Key": "string",
//       "Value": "string"
//     }
//   ]
// }

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

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

NextToken := CkJsonObject__stringOf(jResp,'NextToken');
TotalCount := CkJsonObject_IntOf(jResp,'TotalCount');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'Devices');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    CreatedTime := CkJsonObject_IntOf(jResp,'Devices[i].CreatedTime');
    DeviceArn := CkJsonObject__stringOf(jResp,'Devices[i].DeviceArn');
    DeviceName := CkJsonObject__stringOf(jResp,'Devices[i].DeviceName');
    DeviceSerialNumber := CkJsonObject__stringOf(jResp,'Devices[i].DeviceSerialNumber');
    DeviceStatus := CkJsonObject__stringOf(jResp,'Devices[i].DeviceStatus');
    ConnectionStatus := CkJsonObject__stringOf(jResp,'Devices[i].DeviceStatusInfo.ConnectionStatus');
    ConnectionStatusUpdatedTime := CkJsonObject_IntOf(jResp,'Devices[i].DeviceStatusInfo.ConnectionStatusUpdatedTime');
    DeviceType := CkJsonObject__stringOf(jResp,'Devices[i].DeviceType');
    MacAddress := CkJsonObject__stringOf(jResp,'Devices[i].MacAddress');
    NetworkProfileArn := CkJsonObject__stringOf(jResp,'Devices[i].NetworkProfileArn');
    NetworkProfileName := CkJsonObject__stringOf(jResp,'Devices[i].NetworkProfileName');
    RoomArn := CkJsonObject__stringOf(jResp,'Devices[i].RoomArn');
    RoomName := CkJsonObject__stringOf(jResp,'Devices[i].RoomName');
    SoftwareVersion := CkJsonObject__stringOf(jResp,'Devices[i].SoftwareVersion');
    j := 0;
    count_j := CkJsonObject_SizeOfArray(jResp,'Devices[i].DeviceStatusInfo.DeviceStatusDetails');
    while j < count_j do
      begin
        CkJsonObject_putJ(jResp,j);
        Code := CkJsonObject__stringOf(jResp,'Devices[i].DeviceStatusInfo.DeviceStatusDetails[j].Code');
        Feature := CkJsonObject__stringOf(jResp,'Devices[i].DeviceStatusInfo.DeviceStatusDetails[j].Feature');
        j := j + 1;
      end;

    i := i + 1;
  end;

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

// {
//   "Devices": [
//     {
//       "CreatedTime": number,
//       "DeviceArn": "string",
//       "DeviceName": "string",
//       "DeviceSerialNumber": "string",
//       "DeviceStatus": "string",
//       "DeviceStatusInfo": {
//         "ConnectionStatus": "string",
//         "ConnectionStatusUpdatedTime": number,
//         "DeviceStatusDetails": [
//           {
//             "Code": "string",
//             "Feature": "string"
//           }
//         ]
//       },
//       "DeviceType": "string",
//       "MacAddress": "string",
//       "NetworkProfileArn": "string",
//       "NetworkProfileName": "string",
//       "RoomArn": "string",
//       "RoomName": "string",
//       "SoftwareVersion": "string"
//     }
//   ],
//   "NextToken": "string",
//   "TotalCount": number
// }

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