Chilkat Online Tools

CreateMeeting delphiAx Example

Amazon Chime

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
json: TChilkatJsonObject;
sbRequestBody: TChilkatStringBuilder;
sbResponseBody: TChilkatStringBuilder;
respStatusCode: Integer;
jResp: TChilkatJsonObject;
ExternalMeetingId: WideString;
AudioFallbackUrl: WideString;
AudioHostUrl: WideString;
EventIngestionUrl: WideString;
ScreenDataUrl: WideString;
ScreenSharingUrl: WideString;
ScreenViewingUrl: WideString;
SignalingUrl: WideString;
TurnControlUrl: WideString;
MediaRegion: WideString;
MeetingId: WideString;

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 := 'chime';
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
rest.SetAuthAws(authAws.ControlInterface);

// URL: https://chime.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := rest.Connect('chime.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;

// 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 := TChilkatJsonObject.Create(Self);
json.UpdateString('ClientRequestToken','string');
json.UpdateString('ExternalMeetingId','string');
json.UpdateString('MediaRegion','string');
json.UpdateString('MeetingHostId','string');
json.UpdateString('NotificationsConfiguration.SnsTopicArn','string');
json.UpdateString('NotificationsConfiguration.SqsQueueArn','string');
json.UpdateString('Tags[0].Key','string');
json.UpdateString('Tags[0].Value','string');

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

// {
//   "ClientRequestToken": "string",
//   "ExternalMeetingId": "string",
//   "MediaRegion": "string",
//   "MeetingHostId": "string",
//   "NotificationsConfiguration": {
//     "SnsTopicArn": "string",
//     "SqsQueueArn": "string"
//   },
//   "Tags": [
//     {
//       "Key": "string",
//       "Value": "string"
//     }
//   ]
// }

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

sbRequestBody := TChilkatStringBuilder.Create(Self);
json.EmitSb(sbRequestBody.ControlInterface);
sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestSb('POST','/meetings',sbRequestBody.ControlInterface,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

ExternalMeetingId := jResp.StringOf('Meeting.ExternalMeetingId');
AudioFallbackUrl := jResp.StringOf('Meeting.MediaPlacement.AudioFallbackUrl');
AudioHostUrl := jResp.StringOf('Meeting.MediaPlacement.AudioHostUrl');
EventIngestionUrl := jResp.StringOf('Meeting.MediaPlacement.EventIngestionUrl');
ScreenDataUrl := jResp.StringOf('Meeting.MediaPlacement.ScreenDataUrl');
ScreenSharingUrl := jResp.StringOf('Meeting.MediaPlacement.ScreenSharingUrl');
ScreenViewingUrl := jResp.StringOf('Meeting.MediaPlacement.ScreenViewingUrl');
SignalingUrl := jResp.StringOf('Meeting.MediaPlacement.SignalingUrl');
TurnControlUrl := jResp.StringOf('Meeting.MediaPlacement.TurnControlUrl');
MediaRegion := jResp.StringOf('Meeting.MediaRegion');
MeetingId := jResp.StringOf('Meeting.MeetingId');

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

// {
//   "Meeting": {
//     "ExternalMeetingId": "string",
//     "MediaPlacement": {
//       "AudioFallbackUrl": "string",
//       "AudioHostUrl": "string",
//       "EventIngestionUrl": "string",
//       "ScreenDataUrl": "string",
//       "ScreenSharingUrl": "string",
//       "ScreenViewingUrl": "string",
//       "SignalingUrl": "string",
//       "TurnControlUrl": "string"
//     },
//     "MediaRegion": "string",
//     "MeetingId": "string"
//   }
// }