/// <summary>
/// Sends a <see cref="DF2QueryInput"/> object as a HTTP request to the remote
/// chatbot.
/// </summary>
/// <param name="queryInput">The input request.</param>
/// <param name="session">The session ID, i.e., the ID of the user who talks to the chatbot.</param>
private IEnumerator DetectIntent(string audio = "")
{
// Gets the JWT access token.
string accessToken = string.Empty;
while (!JwtCache.TryGetToken(accessSettings.ServiceAccount, out accessToken))
{
yield return(JwtCache.GetToken(accessSettings.CredentialsFileName,
accessSettings.ServiceAccount));
}
Debug.Log(accessToken);
// Prepares the HTTP request.
var settings = new JsonSerializerSettings();
settings.NullValueHandling = NullValueHandling.Ignore;
settings.ContractResolver = new CamelCasePropertyNamesContractResolver();
S2TRequest request = new S2TRequest();
request.Audio = new S2TAudio();
request.Audio.Content = audio;
request.Config = new S2TConfig();
request.Config.LanguageCode = "en-US";
string jsonInput = JsonConvert.SerializeObject(request, settings);
Debug.Log("Json: " + jsonInput);
byte[] body = Encoding.UTF8.GetBytes(jsonInput);
UnityWebRequest df2Request = new UnityWebRequest(PARAMETRIC_DETECT_INTENT_URL, "POST");
df2Request.SetRequestHeader("Authorization", "Bearer " + accessToken);
df2Request.SetRequestHeader("Content-Type", "application/json");
df2Request.uploadHandler = new UploadHandlerRaw(body);
df2Request.downloadHandler = new DownloadHandlerBuffer();
yield return(df2Request.SendWebRequest());
// Processes response.
if (df2Request.isNetworkError || df2Request.isHttpError)
{
DetectIntentError?.Invoke(JsonConvert.DeserializeObject <S2TErrorResponse>(df2Request.downloadHandler.text));
}
else
{
string response = Encoding.UTF8.GetString(df2Request.downloadHandler.data);
S2TResponse resp = JsonConvert.DeserializeObject <S2TResponse>(response);
ChatbotResponded?.Invoke(resp);
// if(resp.Results[0] !=null)
// {
// Debug.Log("transcript: "+resp.Results[0].Alternatives[0].Transcript);
// }
}
}
private void LogResponseText(S2TResponse response)
{
if (WaitingPanel)
{
WaitingPanel.SetActive(false);
}
ResultText.text = "";
foreach (var result in response.Results)
{
foreach (var alternative in result.Alternatives)
{
Debug.Log("Transcript: " + alternative.Transcript);
ResultText.text += alternative.Transcript + "\n";
}
}
}
