Chilkat Online Tools

ListMeetings delphiAx Example

Amazon Chime

var
rest: TChilkatRest;
success: Integer;
authAws: TChilkatAuthAws;
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;
NextToken: WideString;
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 := '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;

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

sbResponseBody := TChilkatStringBuilder.Create(Self);
success := rest.FullRequestNoBodySb('GET','/meetings',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');
i := 0;
count_i := jResp.SizeOfArray('Meetings');
while i < count_i do
  begin
    jResp.I := i;
    ExternalMeetingId := jResp.StringOf('Meetings[i].ExternalMeetingId');
    AudioFallbackUrl := jResp.StringOf('Meetings[i].MediaPlacement.AudioFallbackUrl');
    AudioHostUrl := jResp.StringOf('Meetings[i].MediaPlacement.AudioHostUrl');
    EventIngestionUrl := jResp.StringOf('Meetings[i].MediaPlacement.EventIngestionUrl');
    ScreenDataUrl := jResp.StringOf('Meetings[i].MediaPlacement.ScreenDataUrl');
    ScreenSharingUrl := jResp.StringOf('Meetings[i].MediaPlacement.ScreenSharingUrl');
    ScreenViewingUrl := jResp.StringOf('Meetings[i].MediaPlacement.ScreenViewingUrl');
    SignalingUrl := jResp.StringOf('Meetings[i].MediaPlacement.SignalingUrl');
    TurnControlUrl := jResp.StringOf('Meetings[i].MediaPlacement.TurnControlUrl');
    MediaRegion := jResp.StringOf('Meetings[i].MediaRegion');
    MeetingId := jResp.StringOf('Meetings[i].MeetingId');
    i := i + 1;
  end;

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

// {
//   "Meetings": [
//     {
//       "ExternalMeetingId": "string",
//       "MediaPlacement": {
//         "AudioFallbackUrl": "string",
//         "AudioHostUrl": "string",
//         "EventIngestionUrl": "string",
//         "ScreenDataUrl": "string",
//         "ScreenSharingUrl": "string",
//         "ScreenViewingUrl": "string",
//         "SignalingUrl": "string",
//         "TurnControlUrl": "string"
//       },
//       "MediaRegion": "string",
//       "MeetingId": "string"
//     }
//   ],
//   "NextToken": "string"
// }