refactors server route for brevity, state working, styling matching to chatgpt

server/routes/ask.js

@@ -6,18 +6,25 @@ const { askClient } = require('../../app/chatgpt-client');
 const { saveMessage, deleteMessages } = require('../../models/Message');
 const { saveConvo } = require('../../models/Conversation');
 
+const handleError = (res, errorMessage) => {
+  res.status(500).write(`event: error\ndata: ${errorMessage}`);
+  res.end();
+};
+
+const sendMessage = (res, message) => {
+  res.write(`event: message\ndata: ${JSON.stringify(message)}\n\n`);
+};
+
 router.post('/', async (req, res) => {
   const { text, parentMessageId, conversationId } = req.body;
   if (!text.trim().includes(' ') && text.length < 5) {
-    res.status(500).write('Prompt empty or too short');
-    res.end();
-    return;
+    return handleError(res, 'Prompt empty or too short');
   }
 
   const userMessageId = crypto.randomUUID();
   let userMessage = { id: userMessageId, sender: 'User', text };
 
-  console.log('ask log', userMessage);
+  console.log('ask log', { ...userMessage, parentMessageId, conversationId });
 
   res.writeHead(200, {
     Connection: 'keep-alive',
@@ -35,71 +42,58 @@ router.post('/', async (req, res) => {
         userMessage.parentMessageId = parentMessageId ? parentMessageId : partial.id;
         userMessage.conversationId = conversationId ? conversationId : partial.conversationId;
         await saveMessage(userMessage);
-        res.write(
-          `event: message\ndata: ${JSON.stringify({ ...partial, initial: true })}\n\n`
-        );
+        sendMessage(res, { ...partial, initial: true });
         i++;
       }
 
       if (typeof partial === 'object') {
-        const data = JSON.stringify({ ...partial, message: true });
-        res.write(`event: message\ndata: ${data}\n\n`);
+        sendMessage(res, { ...partial, message: true });
       } else {
         tokens += partial;
-        res.write(`event: message\ndata: ${JSON.stringify({ text: tokens, message: true })}\n\n`);
+        sendMessage(res, { text: tokens, message: true });
       }
     };
 
-    let gptResponse = await askClient(text, progressCallback, { parentMessageId, conversationId });
+    let gptResponse = await askClient(text, progressCallback, {
+      parentMessageId,
+      conversationId
+    });
 
     console.log('CLIENT RESPONSE', gptResponse);
 
-    if (!!parentMessageId) {
-      gptResponse = { ...gptResponse, parentMessageId };
-    } else {
+    if (!parentMessageId) {
       gptResponse.title = await titleConvo(text, gptResponse.text);
     }
 
-    if (!gptResponse.parentMessageId && !parentMessageId) {
-      userMessage.parentMessageId = gptResponse.messageId;
-      gptResponse.parentMessageId = gptResponse.messageId;
-      userMessage.conversationId = gptResponse.conversationId;
-    }
-
-    const response = gptResponse.text || gptResponse.response;
-
-    if (gptResponse.response) {
-      await saveMessage(userMessage);
+    if (!gptResponse.parentMessageId) {
       gptResponse.text = gptResponse.response;
       gptResponse.id = gptResponse.messageId;
+      gptResponse.parentMessageId = gptResponse.messageId;
+      userMessage.parentMessageId = parentMessageId ? parentMessageId : gptResponse.messageId;
+      userMessage.conversationId = conversationId ? conversationId : gptResponse.conversationId;
+      await saveMessage(userMessage);
       delete gptResponse.response;
     }
 
     if (
-      (response.includes('2023') && !response.trim().includes(' ')) ||
-      response.toLowerCase().includes('no response') ||
-      response.toLowerCase().includes('no answer')
+      (gptResponse.text.includes('2023') && !gptResponse.text.trim().includes(' ')) ||
+      gptResponse.text.toLowerCase().includes('no response') ||
+      gptResponse.text.toLowerCase().includes('no answer')
     ) {
-      res.status(500).write('event: error\ndata: Prompt empty or too short');
-      res.end();
-      return;
+      return handleError(res, 'Prompt empty or too short');
     }
 
     gptResponse.sender = 'GPT';
     gptResponse.final = true;
-    // console.log('gptResponse', gptResponse);
-
     await saveMessage(gptResponse);
     await saveConvo(gptResponse);
-
-    res.write(`event: message\ndata: ${JSON.stringify(gptResponse)}\n\n`);
+    sendMessage(res, gptResponse);
     res.end();
   } catch (error) {
     console.log(error);
     await deleteMessages({ id: userMessageId });
-    res.status(500).write('event: error\ndata: ' + error.message);
-    res.end();
+    handleError(res, error.message);
   }
 });
 
-module.exports = router;
+module.exports = router;

src/App.jsx

@@ -1,13 +1,14 @@
 import React from 'react';
-import { useSelector } from 'react-redux';
 import Messages from './components/main/Messages';
 import TextChat from './components/main/TextChat';
 import Nav from './components/Nav';
 import MobileNav from './components/Nav/MobileNav';
+import { useSelector } from 'react-redux';
 
 const App = () => {
+
   const { messages } = useSelector((state) => state.messages);
-  const { title } = useSelector((state) => state.convo);
+  const convo = useSelector((state) => state.convo);
 
   return (
     <div className="flex h-screen">
@@ -15,10 +16,8 @@ const App = () => {
       <div className="flex h-full w-full flex-1 flex-col bg-gray-50 md:pl-[260px]">
         <div className="transition-width relative flex h-full w-full flex-1 flex-col items-stretch overflow-hidden dark:bg-gray-800">
           <MobileNav />
-          <Messages messages={messages} title={title}/>
-          <TextChat
-            messages={messages}
-          />
+          <Messages messages={messages} title={convo.title}/>
+          <TextChat messages={messages}/>
         </div>
       </div>
     </div>

src/components/Nav/ClearConvos.jsx

@@ -1,5 +1,6 @@
 import React from 'react';
 import TrashIcon from '../svg/TrashIcon';
+import { useSWRConfig } from "swr"
 import manualSWR from '~/utils/fetchers';
 import { useDispatch } from 'react-redux';
 import { setConversation } from '~/store/convoSlice';
@@ -7,6 +8,7 @@ import { setMessages } from '~/store/messageSlice';
 
 export default function ClearConvos() {
   const dispatch = useDispatch();
+  const { mutate } = useSWRConfig()
 
   const { trigger, isMutating } = manualSWR(
     'http://localhost:3050/convos/clear',
@@ -14,6 +16,7 @@ export default function ClearConvos() {
     () => {
       dispatch(setMessages([]));
       dispatch(setConversation({ error: false, conversationId: null, parentMessageId: null }));
+      mutate('http://localhost:3050/convos');
     }
   );
 

src/components/main/Message.jsx

@@ -14,6 +14,8 @@ export default function Message({ sender, text, last = false, error = false }) {
       'w-full border-b border-black/10 dark:border-gray-900/50 text-gray-800 dark:text-gray-100 group bg-gray-100 dark:bg-[#444654]';
   }
 
+  const blinker = isSubmitting && last && sender === 'GPT';
+
   return (
     <div {...props}>
       <div className="m-auto flex gap-4 p-4 text-base md:max-w-2xl md:gap-6 md:py-6 lg:max-w-2xl lg:px-0 xl:max-w-3xl">
@@ -32,7 +34,7 @@ export default function Message({ sender, text, last = false, error = false }) {
         <div className="relative flex w-[calc(100%-50px)] flex-col gap-1 whitespace-pre-wrap md:gap-3 lg:w-[calc(100%-115px)]">
           <div className="flex flex-grow flex-col gap-3">
             {!!error ? (
-              <div className="flex flex min-h-[20px] flex-row flex-col items-start gap-4 gap-2 whitespace-pre-wrap text-red-500">
+              <div className="flex flex min-h-[20px] flex-row flex-col items-start gap-4 gap-2 whitespace-pre-wrap text-red-500" >
                 <div className="rounded-md border border-red-500 bg-red-500/10 py-2 px-3 text-sm text-gray-600 dark:text-gray-100">
                   {text}
                 </div>
@@ -40,7 +42,7 @@ export default function Message({ sender, text, last = false, error = false }) {
             ) : (
               <span>
                 {text}
-                {isSubmitting && last && sender === 'GPT' && <span className="cursorBlink">█</span>}
+                {blinker && <span className="result-streaming">█</span>}
               </span>
             )}
           </div>

src/components/main/Messages.jsx

@@ -1,9 +1,11 @@
 import React, { useEffect, useRef } from 'react';
+import { useSelector } from 'react-redux';
 import useDocumentTitle from '~/hooks/useDocumentTitle';
+import useDidMountEffect from '~/hooks/useDidMountEffect';
 import Message from './Message';
 import Landing from './Landing';
 
-export default function Messages({ messages, title }) {
+export default function Messages({ title, messages }) {
   if (messages.length === 0) {
     return <Landing title={title}/>;
   }
@@ -18,9 +20,11 @@ export default function Messages({ messages, title }) {
 
   // this useEffect triggers the following warning:
   // Warning: Internal React error: Expected static flag was missing.
-  useEffect(() => {
-    scrollToBottom();
-  }, [messages]);
+  // useEffect(() => {
+  //   scrollToBottom();
+  // }, [messages]);
+
+  useDidMountEffect(() => scrollToBottom(), [messages]);
 
   return (
     <div className="flex-1 overflow-y-auto ">

src/components/main/TextChat.jsx

@@ -10,7 +10,7 @@ import { setMessages } from '~/store/messageSlice';
 import { setSubmitState } from '~/store/submitSlice';
 import { setText } from '~/store/textSlice';
 
-export default function TextChat({ messages, reloadConvos }) {
+export default function TextChat({ messages }) {
   const [errorMessage, setErrorMessage] = useState('');
   const dispatch = useDispatch();
   const convo = useSelector((state) => state.convo);

src/store/convoSlice.js

@@ -1,4 +1,4 @@
-import { createSlice } from '@reduxjs/toolkit';
+import { createSlice, current } from '@reduxjs/toolkit';
 
 const initialState = {
   error: false,

src/store/index.js

@@ -11,5 +11,6 @@ export const store = configureStore({
     messages: messageReducer,
     text: textReducer,
     submit: submitReducer,
-  }
+  },
+  devTools: true,
 });

src/style.css

@@ -587,4 +587,23 @@ body,html {
  .dark .disabled\:dark\:hover\:text-gray-400:hover:disabled {
   --tw-text-opacity:1;
   color:rgba(172,172,190,var(--tw-text-opacity))
+ }
+
+/* .result-streaming>:not(ol):not(ul):not(pre):last-child:after,
+.result-streaming>ol:last-child li:last-child:after,
+.result-streaming>pre:last-child code:after,
+.result-streaming>ul:last-child li:last-child:after {
+ -webkit-animation:blink 1s steps(5,start) infinite;
+ animation:blink 1s steps(5,start) infinite;
+ content:"▋";
+ margin-left:.25rem;
+ vertical-align:baseline
+} */
+
+.result-streaming {
+  -webkit-animation:blink 1s steps(5,start) infinite;
+  animation:blink 1s steps(5,start) infinite;
+  /* content:"▋"; */
+  margin-left:.25rem;
+  vertical-align:baseline
  }