scroll behaviour

app/components/ConversationFrontend.tsx

@@ -1,4 +1,4 @@
-import React, { ForwardedRef, useEffect, useRef } from 'react';
+import React, { ForwardedRef, useState, useEffect, useRef } from 'react';
 
 type Message = {
   role: string
@@ -15,24 +15,45 @@ interface ConversationProps {
 }
 
 const ConversationFrontend = React.forwardRef<HTMLDivElement, ConversationProps>(
-  ({ messages,onStopClick, onResendClick, onEditClick, onCopyClick, isClicked }, ref: ForwardedRef<HTMLDivElement>) => {
+  ({ messages, onStopClick, onResendClick, onEditClick, onCopyClick, isClicked }, ref: ForwardedRef<HTMLDivElement>) => {
-
+    const [isScrolling, setIsScrolling] = useState(true);
-    const messagesEndRef = useRef<HTMLDivElement | null>(null)
+    const messagesEndRef = useRef<HTMLDivElement | null>(null);
 
     useEffect(() => {
-    if (messagesEndRef.current) {
+      const observer = new IntersectionObserver(
-      const rect = messagesEndRef.current.getBoundingClientRect();
+        (entries) => {
-      console.log('Position of the target div:');
+          if (entries[0].isIntersecting) {
-      console.log('Top:', rect.top);      // Distance from the top of the viewport
+            console.log('End of messages reached');
-      console.log('Left:', rect.left);    // Distance from the left of the viewport
+            setIsScrolling(true);
-      console.log('Width:', rect.width);   // Width of the element
+          } else {
-      console.log('Height:', rect.height); // Height of the element
+            console.log('End of messages not reached');
-    }
+            setIsScrolling(false);
-  }, [messages]);
+          }
+        },
+        {
+          root: document.querySelector('.output'),
+          threshold: 1.0, // Ensure the whole element is visible
+        }
+      );
+      
+      const endOfMessages = messagesEndRef.current;
+      if (endOfMessages) {
+        observer.observe(endOfMessages);
+      }
 
+      return () => {
+        if (endOfMessages) {
+          observer.unobserve(endOfMessages);
+        }
+      };
+    }, [messages]);
+
+    // Scroll to bottom when new messages arrive
     useEffect(() => {
-      messagesEndRef.current?.scrollIntoView()
+      if (isScrolling) {
-    }, [messages])
+        messagesEndRef.current?.scrollIntoView({ behavior: 'smooth' });
+      }
+    }, [messages, isScrolling]);
 
     return (
       <div className="output" ref={ref}>
@@ -77,11 +98,12 @@ const ConversationFrontend = React.forwardRef<HTMLDivElement, ConversationProps>
               <span className="tooltiptext">{isClicked?"Copied!": "Copy" }</span>
             </div>
           </div>
-          <div ref={messagesEndRef} />
+          <div className={"endOfMessages"} ref={messagesEndRef} style={{height:"10px"}}/>
         </div>
+        <button id="scrollToBottom" disabled={isScrolling?true:false} style={{visibility: isScrolling?"hidden":"visible"}} onClick={()=> setIsScrolling(true)}>Down</button>
       </div>
     );
-  }
+  } 
 );
 
 export default ConversationFrontend;

app/styles/output.css

@@ -1,5 +1,6 @@
 /* Output Section */
 .output {
+    scroll-behavior: smooth;
     grid-column: 2;
     grid-row: 1 / 4;
     background-color: var(--output-background-color);
@@ -13,6 +14,7 @@
     overflow-y: auto;
     width: calc(100% - 2em); /* Corrected calculation for width */
     height: 86dvh;
+    position: relative;
 }
 
 #conversation {
@@ -127,3 +129,16 @@
     pointer-events: none;
     user-select: none;
 }
+
+#scrollToBottom{
+    scroll-behavior: smooth;
+    visibility: hidden;
+    position: absolute;
+    height: 50px;
+    width: 50px;
+    margin: auto;
+    border-radius: 100%;
+    bottom: 16dvh;
+    left: 50%;
+    translate: -25px;
+}