app/backend/voice_backend.ts

@@ -1,24 +1,26 @@
 import axios from "axios";
 
 export const sendToVoiceRecognition = (audio_data: Blob): Promise<string> => {
+    // Create a new FormData instance to send the audio file
+    const formdata = new FormData();
+    formdata.append("audio", audio_data); // Append the audio data to the FormData
 
-    const formdata = new FormData()
-    formdata.append("audio", audio_data)
-
-    const apiURL = new URL("http://localhost:5000/interstellar_ai/api/voice_recognition")
+    // Set the API URL dynamically based on the environment
+    const apiURL = new URL("http://localhost:5000/interstellar_ai/api/voice_recognition");
     if (typeof window !== 'undefined') {
-        apiURL.hostname = window.location.hostname;
+        apiURL.hostname = window.location.hostname; // Use the current hostname in the browser
     } else {
-        apiURL.hostname = "localhost"
+        apiURL.hostname = "localhost"; // Fallback for server-side
     }
 
+    // Send the audio data to the API using POST request
     return axios.post(apiURL.href, formdata)
         .then((response) => {
-            return response.data.response
+            return response.data.response; // Return the response from the API
         })
         .catch(error => {
-            console.log("Error calling API:", error)
-            postMessage({ status: 500 })
-            return "Error"
-        })
-}
+            console.log("Error calling API:", error); // Log any error that occurs
+            postMessage({ status: 500 }); // Indicate an error status to the worker
+            return "Error"; // Return a fallback error message
+        });
+};