fixup context

index.js

@@ -7,9 +7,10 @@ const config = require('./config.json');
 // context is a list of strings that are used to seed the chatgpt api and it's responses
 class Context {
     messages = [];
+    currentLine = '';
     currentResponse = '';
 
-    add_user_message(message) {
+    add_user_prompt(message) {
         this.messages.push({ role: 'user', content: message });
     }
 
@@ -17,30 +18,37 @@ class Context {
         this.messages.push({ role: 'assistant', content: message });
     }
 
-    append_current_response(message) {
-        this.currentResponse += message;
+    append_to_line(message) {
+        this.currentLine += message;
     }
 
     end_line() {
-        const response_so_far = this.currentResponse;
-        this.currentResponse += "\n\n"
-        return response_so_far;
+	const the_line = this.currentLine;
+        this.currentResponse += `${the_line}\n\n`;
+	this.currentLine = '';
+        return the_line;
     }
 
     finish_current_response() {
         this.add_assistant_message(this.currentResponse);
-        const the_response = this.currentResponse;
+	const theLine = this.currentLine;
         this.currentResponse = '';
-        return the_response;
+	this.currentLine = '';
+        return theLine;
     }
 
     is_response_in_progress() {
-        return this.currentResponse !== '';
+        return this.currentResponse !== '' || this.currentLine !== '';
+    }
+
+    peek_line() {
+	    return this.currentLine;
     }
 
     clear() {
         this.messages = [];
         this.currentResponse = '';
+	this.currentLine = '';
     }
 }
 
@@ -70,11 +78,12 @@ client.addListener('message', async (from, to, message) => {
 async function chatgpt(query, callback) {
     // a very primitive mutex to prevent multiple calls to the api at once
     if(context.is_response_in_progress()) { return; }
-    context.add_user_message(query);
+    context.add_user_prompt(query);
     const apiUrl = 'https://api.openai.com/v1/chat/completions';
-
-    const response = await axios.post(apiUrl, {
-        messages: [context.messages],
+    let response = null;
+    try {
+	    response = await axios.post(apiUrl, {
+		    messages: context.messages,
 		    model: 'gpt-3.5-turbo',
 		    stream: true,
 	    }, {
@@ -84,6 +93,22 @@ async function chatgpt(query, callback) {
 		    },
 		    responseType: 'stream',
 	    });
+    } catch(error) {
+	    if (error.response) {
+		    // The request was made and the server responded with a status code
+		    // that falls out of the range of 2xx
+		    console.log(error.toJSON());
+	    } else if (error.request) {
+		    // The request was made but no response was received
+		    // `error.request` is an instance of XMLHttpRequest in the browser and an instance of
+		    // http.ClientRequest in node.js
+		    console.log(error.request);
+	    } else {
+		    // Something happened in setting up the request that triggered an Error
+		    console.log('Error', error.message);
+	    }
+	    return;
+    }
 
     response.data.on('data', (event) => {
         let data = event.toString();
@@ -99,7 +124,6 @@ async function chatgpt(query, callback) {
                     let json = JSON.parse(jsonString);
                     let chunk = json.choices[0].delta.content;
                     if (!chunk) {
-                        callback(context.end_line());
                         continue;
                     }
                     //split the chunk into lines leaving the delimiter in the array
@@ -113,17 +137,17 @@ async function chatgpt(query, callback) {
                     }
                     
                     for (let i = 0; i < lines.length - 1; i++) {
-                        context.append_current_response(lines[i]);
+                        context.append_to_line(lines[i]);
                         callback(context.end_line());
                     }
 
-                    context.append_current_response(lines[lines.length - 1]);
+                    context.append_to_line(lines[lines.length - 1]);
 
                     if(hasEndNewline) {
                         callback(context.end_line());
                     }
 
-                    if (line.length > 400) {
+                    if (context.peek_line().length > 400) {
                         callback(context.end_line());
                     }
                 } catch (e) {