AIReady User Guide

				
					var player = GetPlayer();
var userPrompt = player.GetVar('TextEntry');

AIPrompt = `
You are an AI Coach. Answer questions in one sentence only.
The latest user is ${userPrompt}
Avoid using markdown formatting or html formatting in your response. Only use <b></b> tags if necessary.`;

// Make the API call to Artha's GPT API. You won't need to make changes to the below code except to rename the GPT response variable if necessary.
AIReadyKey='https://api.arthalearning.com/aiready?key=USEYOURKEY;

//Add this new Var RequestData as we need to wrap our AIPrompt variable with some extra tags to get an audio response.
var requestData = {
  role: "system",
  content: AIPrompt,
  metadata: {
      activityID: "Document-Retrieval",
      responseType: "audio"
  }
};

fetch(AIReadyKey, {
    method: 'POST',
    body: JSON.stringify(requestData), // Update this line from AIPrompt to requestData
    headers: {
        "Content-Type": "application/json",
    },
})
 .then(response => {
    if (!response.ok) {
      // Create an error and include both the status code and the response text
      return response.text().then(body => {
        throw new Error(`HTTP status code: ${response.status}, Body: ${body}`);
      });
    }
    return response.json();
  })
  .then(data => {
  //------------------------This is the new way to handle our AIReady response. We are checking if we receive audio and calling our helper function to play the audio.
  let aiReply;
  if (data && data.body) {
      try {
          aiReply = typeof data.body === 'string' ? JSON.parse(data.body) : data.body;
          if(aiReply.audio){
            aiReply = JSON.parse(data.body).text;
            playBase64Audio(JSON.parse(data.body).audio);
            player.GetVar('audio_var').addEventListener('ended', function() {
              // Code to execute when the audio ends
              player.SetVar("Audio_Play_State", 3);
            });
            player.GetVar('audio_var').play();
          }
      } catch {
          aiReply = data.body;
      }
} else if (data?.choices?.[0]?.message?.content) {
      aiReply = data.choices[0].message.content;
  } else {
      aiReply = JSON.stringify(data);
  }

  if (typeof aiReply === "string" && aiReply.includes("Internal Server Error")) {
      aiReply = "Sorry, I couldn't respond due to a server issue. Could you please try your question again?";
  }

  player.SetVar('GPT_Response', aiReply);

})
.catch(error => {
  console.error("AI error:", error.message);
  player.SetVar('GPT_Response', "Sorry, I couldn’t respond due to a server issue.");
  console.log('GPT_Response');
});

// Please add this as is.
function playBase64Audio(base64String) {
  let byteCharacters = atob(base64String);
  let byteNumbers = new Array(byteCharacters.length);
  for (let i = 0; i < byteCharacters.length; i++) {
      byteNumbers[i] = byteCharacters.charCodeAt(i);
  }
  let byteArray = new Uint8Array(byteNumbers);
  let blob = new Blob([byteArray], { type: 'audio/wav' });
  let url = URL.createObjectURL(blob);
  var audio = new Audio(url);
  player.SetVar("audio_var",audio);
  player.SetVar("Audio_Play_State", 1);
  audio.addEventListener("loadedmetadata", function(_event) {
          var duration = audio.duration;
      });
}