/// <summary>
/// Retrieves the activities of the given conversation.
/// </summary>
/// <param name="conversationId">The conversation ID.</param>
/// <param name="watermark">Indicates the most recent message seen (optional).</param>
/// <returns></returns>
public IEnumerator GetMessagesCoroutine(string conversationId, string watermark = null)
{
if (string.IsNullOrEmpty(conversationId))
{
throw new ArgumentException("Conversation ID cannot be null or empty");
}
if (IsInitialized)
{
Debug.Log("GetMessagesCoroutine: " + conversationId);
string uri = DirectLineConversationsApiUri
+ "/" + conversationId
+ "/" + DirectLineActivitiesApiUriPostfix;
if (!string.IsNullOrEmpty(watermark))
{
uri += "?" + BotJsonProtocol.KeyWatermark + "=" + watermark;
}
UnityWebRequest webRequest = CreateWebRequest(WebRequestMethods.Get, uri);
yield return(webRequest.SendWebRequest());
if (webRequest.isNetworkError)
{
Debug.Log("Web request failed: " + webRequest.error);
}
else
{
string responseAsString = webRequest.downloadHandler.text;
if (!string.IsNullOrEmpty(responseAsString))
{
//Debug.Log("Received response:\n" + responseAsString);
BotResponseEventArgs eventArgs = CreateBotResponseEventArgs(responseAsString);
if (BotResponse != null)
{
BotResponse.Invoke(this, eventArgs);
}
}
else
{
Debug.Log("Received an empty response");
}
}
}
else
{
Debug.Log("Bot Direct Line manager is not initialized");
yield return(null);
}
}
/// <summary>
/// Sends the given message to the given conversation.
/// </summary>
/// <param name="conversationId">The conversation ID.</param>
/// <param name="fromId">The ID of the sender.</param>
/// <param name="message">The message to sent.</param>
/// <param name="fromName">The name of the sender (optional).</param>
/// <returns></returns>
public IEnumerator SendMessageCoroutine(string conversationId, string fromId, string message, string fromName = null)
{
if (string.IsNullOrEmpty(conversationId))
{
throw new ArgumentException("Conversation ID cannot be null or empty");
}
if (IsInitialized)
{
Debug.Log("SendMessageCoroutine: " + conversationId + "; " + message);
var body = new MessageActivity(fromId, message, DirectLineChannelId, null, fromName).ToJsonString();
body = body.Replace("\"channelId\": \"directline\", ", "\"locale\": \"en-EN\", ");
UnityWebRequest webRequest = CreateWebRequest(
WebRequestMethods.Post,
DirectLineConversationsApiUri
+ "/" + conversationId
+ "/" + DirectLineActivitiesApiUriPostfix,
body);
yield return(webRequest.SendWebRequest());
if (webRequest.isNetworkError)
{
Debug.Log("Web request failed: " + webRequest.error);
}
else
{
string responseAsString = webRequest.downloadHandler.text;
if (!string.IsNullOrEmpty(responseAsString))
{
//Debug.Log("Received response:\n" + responseAsString);
BotResponseEventArgs eventArgs = CreateBotResponseEventArgs(responseAsString);
if (BotResponse != null)
{
BotResponse.Invoke(this, eventArgs);
}
}
else
{
Debug.Log("Received an empty response");
}
}
}
else
{
Debug.Log("Bot Direct Line manager is not initialized");
yield return(null);
}
}
/// <summary>
/// Creates a new BotResponseEventArgs instance based on the given response.
/// </summary>
/// <param name="responseAsString"></param>
/// <returns></returns>
private BotResponseEventArgs CreateBotResponseEventArgs(string responseAsString)
{
if (string.IsNullOrEmpty(responseAsString))
{
throw new ArgumentException("Response cannot be null or empty");
}
JSONNode responseJsonRootNode = JSONNode.Parse(responseAsString);
JSONNode jsonNode = null;
BotResponseEventArgs eventArgs = new BotResponseEventArgs();
if ((jsonNode = responseJsonRootNode[BotJsonProtocol.KeyError]) != null)
{
eventArgs.EventType = EventTypes.Error;
eventArgs.Code = jsonNode[BotJsonProtocol.KeyCode];
string message = jsonNode[BotJsonProtocol.KeyMessage];
if (!string.IsNullOrEmpty(message))
{
eventArgs.Message = message;
}
}
else if (responseJsonRootNode[BotJsonProtocol.KeyConversationId] != null)
{
eventArgs.EventType = EventTypes.ConversationStarted;
eventArgs.ConversationId = responseJsonRootNode[BotJsonProtocol.KeyConversationId];
}
else if (responseJsonRootNode[BotJsonProtocol.KeyId] != null)
{
eventArgs.EventType = EventTypes.MessageSent;
eventArgs.SentMessageId = responseJsonRootNode[BotJsonProtocol.KeyId];
}
else if ((jsonNode = responseJsonRootNode[BotJsonProtocol.KeyActivities]) != null)
{
eventArgs.EventType = EventTypes.MessageReceived;
eventArgs.Watermark = responseJsonRootNode[BotJsonProtocol.KeyWatermark];
JSONArray jsonArray = jsonNode.AsArray;
foreach (JSONNode activityNode in jsonArray)
{
MessageActivity messageActivity = MessageActivity.FromJson(activityNode);
eventArgs.Messages.Add(messageActivity);
}
}
return(eventArgs);
}
/// <summary>
/// Starts a new conversation with the bot.
/// </summary>
/// <returns></returns>
public IEnumerator StartConversationCoroutine()
{
if (IsInitialized)
{
UnityWebRequest webRequest = CreateWebRequest(WebRequestMethods.Post, DirectLineConversationsApiUri);
yield return(webRequest.SendWebRequest());
if (webRequest.isNetworkError)
{
Debug.Log("Web request failed: " + webRequest.error);
}
else
{
string responseAsString = webRequest.downloadHandler.text;
if (!string.IsNullOrEmpty(responseAsString))
{
BotResponseEventArgs eventArgs = CreateBotResponseEventArgs(responseAsString);
if (BotResponse != null)
{
BotResponse.Invoke(this, eventArgs);
}
}
else
{
Debug.Log("Received an empty response");
}
}
}
else
{
Debug.Log("Bot Direct Line manager is not initialized");
yield return(null);
}
}