Chilkat Online Tools

CreateMeetingWithAttendees delphiDll Example

Amazon Chime

var
rest: HCkRest;
success: Boolean;
authAws: HCkAuthAws;
json: HCkJsonObject;
sbRequestBody: HCkStringBuilder;
sbResponseBody: HCkStringBuilder;
respStatusCode: Integer;
jResp: HCkJsonObject;
AttendeeId: PWideChar;
ExternalUserId: PWideChar;
JoinToken: PWideChar;
ErrorCode: PWideChar;
ErrorMessage: PWideChar;
ExternalMeetingId: PWideChar;
AudioFallbackUrl: PWideChar;
AudioHostUrl: PWideChar;
EventIngestionUrl: PWideChar;
ScreenDataUrl: PWideChar;
ScreenSharingUrl: PWideChar;
ScreenViewingUrl: PWideChar;
SignalingUrl: PWideChar;
TurnControlUrl: PWideChar;
MediaRegion: PWideChar;
MeetingId: 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,'chime');
// SetAuthAws causes Chilkat to automatically add the following headers: Authorization, X-Amz-Date
CkRest_SetAuthAws(rest,authAws);

// URL: https://chime.us-west-2.amazonaws.com/
// Use the same region as specified above.
success := CkRest_Connect(rest,'chime.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,'Attendees[0].ExternalUserId','string');
CkJsonObject_UpdateString(json,'Attendees[0].Tags[0].Key','string');
CkJsonObject_UpdateString(json,'Attendees[0].Tags[0].Value','string');
CkJsonObject_UpdateString(json,'ClientRequestToken','string');
CkJsonObject_UpdateString(json,'ExternalMeetingId','string');
CkJsonObject_UpdateString(json,'MediaRegion','string');
CkJsonObject_UpdateString(json,'MeetingHostId','string');
CkJsonObject_UpdateString(json,'NotificationsConfiguration.SnsTopicArn','string');
CkJsonObject_UpdateString(json,'NotificationsConfiguration.SqsQueueArn','string');
CkJsonObject_UpdateString(json,'Tags[0].Key','string');
CkJsonObject_UpdateString(json,'Tags[0].Value','string');

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

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

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

sbRequestBody := CkStringBuilder_Create();
CkJsonObject_EmitSb(json,sbRequestBody);
sbResponseBody := CkStringBuilder_Create();
success := CkRest_FullRequestSb(rest,'POST','/meetings?operation=create-attendees',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

ExternalMeetingId := CkJsonObject__stringOf(jResp,'Meeting.ExternalMeetingId');
AudioFallbackUrl := CkJsonObject__stringOf(jResp,'Meeting.MediaPlacement.AudioFallbackUrl');
AudioHostUrl := CkJsonObject__stringOf(jResp,'Meeting.MediaPlacement.AudioHostUrl');
EventIngestionUrl := CkJsonObject__stringOf(jResp,'Meeting.MediaPlacement.EventIngestionUrl');
ScreenDataUrl := CkJsonObject__stringOf(jResp,'Meeting.MediaPlacement.ScreenDataUrl');
ScreenSharingUrl := CkJsonObject__stringOf(jResp,'Meeting.MediaPlacement.ScreenSharingUrl');
ScreenViewingUrl := CkJsonObject__stringOf(jResp,'Meeting.MediaPlacement.ScreenViewingUrl');
SignalingUrl := CkJsonObject__stringOf(jResp,'Meeting.MediaPlacement.SignalingUrl');
TurnControlUrl := CkJsonObject__stringOf(jResp,'Meeting.MediaPlacement.TurnControlUrl');
MediaRegion := CkJsonObject__stringOf(jResp,'Meeting.MediaRegion');
MeetingId := CkJsonObject__stringOf(jResp,'Meeting.MeetingId');
i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'Attendees');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    AttendeeId := CkJsonObject__stringOf(jResp,'Attendees[i].AttendeeId');
    ExternalUserId := CkJsonObject__stringOf(jResp,'Attendees[i].ExternalUserId');
    JoinToken := CkJsonObject__stringOf(jResp,'Attendees[i].JoinToken');
    i := i + 1;
  end;

i := 0;
count_i := CkJsonObject_SizeOfArray(jResp,'Errors');
while i < count_i do
  begin
    CkJsonObject_putI(jResp,i);
    ErrorCode := CkJsonObject__stringOf(jResp,'Errors[i].ErrorCode');
    ErrorMessage := CkJsonObject__stringOf(jResp,'Errors[i].ErrorMessage');
    ExternalUserId := CkJsonObject__stringOf(jResp,'Errors[i].ExternalUserId');
    i := i + 1;
  end;

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

// {
//   "Attendees": [
//     {
//       "AttendeeId": "string",
//       "ExternalUserId": "string",
//       "JoinToken": "string"
//     }
//   ],
//   "Errors": [
//     {
//       "ErrorCode": "string",
//       "ErrorMessage": "string",
//       "ExternalUserId": "string"
//     }
//   ],
//   "Meeting": {
//     "ExternalMeetingId": "string",
//     "MediaPlacement": {
//       "AudioFallbackUrl": "string",
//       "AudioHostUrl": "string",
//       "EventIngestionUrl": "string",
//       "ScreenDataUrl": "string",
//       "ScreenSharingUrl": "string",
//       "ScreenViewingUrl": "string",
//       "SignalingUrl": "string",
//       "TurnControlUrl": "string"
//     },
//     "MediaRegion": "string",
//     "MeetingId": "string"
//   }
// }

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