UI overhaul: fonts, colors, scrollable message boxes, animated text generation status updates

layouts/LayoutDefault.tsx

@@ -100,7 +100,7 @@ export default function LayoutDefault({
       <TRPCProvider trpcClient={trpc} queryClient={queryClient}>
         <MantineProvider theme={theme}>
           <AppShell
-            header={{ height: 60 }}
+            header={{ height: 80 }}
             navbar={{
               width: 300,
               breakpoint: "sm",
@@ -109,7 +109,7 @@ export default function LayoutDefault({
             padding="lg"
           >
             <AppShell.Header>
-              <Group h="100%" px="md">
+              <Group px="md" wrap="nowrap">
                 <Burger
                   opened={opened}
                   onClick={toggle}
@@ -120,7 +120,17 @@ export default function LayoutDefault({
                   {" "}
                   <Image h={50} fit="contain" src={logoUrl} />{" "}
                 </a>
-                <Title>Token-Efficient Context Engineering</Title>
+                <Title
+                  textWrap="balance"
+                  lineClamp={1}
+                  styles={{
+                    root: {
+                      lineHeight: theme?.lineHeights?.["6xl"],
+                    },
+                  }}
+                >
+                  Token-Efficient Context Engineering
+                </Title>
               </Group>
             </AppShell.Header>
             <AppShell.Navbar p="md">

layouts/theme.ts

@@ -110,6 +110,18 @@ const theme: MantineThemeOverride = createTheme({
     "3xl": "2.25rem",
     "4xl": "3rem",
   },
+  lineHeights: {
+    xs: "1.25rem",
+    sm: "1.375rem",
+    md: "1.5rem",
+    lg: "1.75rem",
+    xl: "2rem",
+    "2xl": "2.25rem",
+    "3xl": "2.625rem",
+    "4xl": "3rem",
+    "5xl": "3.75rem",
+    "6xl": "4.5rem",
+  },
 });
 
 export default theme;

pages/chat/@id/+Page.tsx

@@ -5,12 +5,16 @@ import {
   HoverCard,
   JsonInput,
   List,
+  ScrollArea,
   Stack,
   Tabs,
+  Text,
   Textarea,
+  TextInput,
+  Transition,
   useMantineTheme,
 } from "@mantine/core";
-import { useEffect, useState } from "react";
+import { memo, useEffect, useState } from "react";
 import {
   defaultParameters,
   defaultSystemPrompt,
@@ -23,6 +27,7 @@ import type {
   CommittedMessage,
   DraftMessage,
   OtherParameters,
+  SendMessageStatus,
 } from "../../../types";
 import Markdown from "react-markdown";
 import {
@@ -351,6 +356,8 @@ export default function ChatPage() {
   const setSendMessageStatus = useStore((state) => state.setSendMessageStatus);
   const setIsSendingMessage = useStore((state) => state.setIsSendingMessage);
 
+  const theme = useMantineTheme();
+
   // Function to send message using subscription
   const sendSubscriptionMessage = async ({
     conversationId,
@@ -489,11 +496,11 @@ export default function ChatPage() {
   }
 
   return (
-    <>
-      <div>
-        <span>Conversation #{conversationId} - </span>
-        <input
-          type="text"
+    <Box>
+      <Group justify="flex-start" gap={"sm"}>
+        <TextInput
+          inputSize="50"
+          description={`Conversation #${conversationId}`}
           defaultValue={conversationTitle || ""}
           // onChange={(e) => {
           //   setConversationTitle(e.target.value);
@@ -504,10 +511,27 @@ export default function ChatPage() {
               title: e.target.value,
             });
           }}
+          variant="unstyled"
+          styles={{
+            input: {
+              // backgroundColor: "transparent",
+              // border: "none",
+              // padding: 0,
+              // margin: 0,
+              fontFamily: theme.headings.fontFamily,
+              fontSize: theme.fontSizes.lg,
+              lineHeight: theme.lineHeights["4xl"],
+            },
+            wrapper: {
+              marginTop: 0,
+            },
+          }}
         />
         {isSendingMessage && <IconLoaderQuarter size={16} stroke={1.5} />}
-        {sendMessageStatus && <span>{sendMessageStatus.message}</span>}
-      </div>
+        {sendMessageStatus && (
+          <StatusMessage sendMessageStatus={sendMessageStatus} />
+        )}
+      </Group>
       <Tabs defaultValue="message">
         <Tabs.List>
           <Tabs.Tab value="message">Message</Tabs.Tab>
@@ -690,7 +714,7 @@ export default function ChatPage() {
           </List>
         </Tabs.Panel>
       </Tabs>
-    </>
+    </Box>
   );
 }
 
@@ -792,15 +816,16 @@ function Messages() {
             position={message.role === "user" ? "left" : "right"}
           >
             <HoverCard.Target>
-              <Box
+              <ScrollArea
+                scrollbars="x"
                 w="75%"
+                p="md"
+                bdrs="md"
                 bg={
                   message.role === "user"
                     ? theme.colors.gray[2]
                     : theme.colors.blue[2]
                 }
-                p="md"
-                bdrs="md"
               >
                 <Markdown>
                   {message.parts
@@ -808,7 +833,7 @@ function Messages() {
                     .map((p) => p.text)
                     .join("\n")}
                 </Markdown>
-              </Box>
+              </ScrollArea>
             </HoverCard.Target>
             <HoverCard.Dropdown>
               <ActionIcon.Group>
@@ -840,3 +865,44 @@ function Messages() {
     </Stack>
   );
 }
+
+const StatusMessage = memo(
+  ({ sendMessageStatus }: { sendMessageStatus: SendMessageStatus | null }) => {
+    const [displayMessage, setDisplayMessage] = useState(sendMessageStatus);
+    const [isVisible, setIsVisible] = useState(sendMessageStatus !== null);
+
+    useEffect(() => {
+      if (sendMessageStatus === null) {
+        setIsVisible(false);
+        setTimeout(() => setDisplayMessage(null), 250);
+      } else if (displayMessage === null) {
+        setDisplayMessage(sendMessageStatus);
+        setIsVisible(true);
+      } else if (displayMessage.message !== sendMessageStatus.message) {
+        setIsVisible(false);
+        setTimeout(() => {
+          setDisplayMessage(sendMessageStatus);
+          setIsVisible(true);
+        }, 250);
+      }
+    }, [sendMessageStatus, displayMessage]);
+
+    return (
+      <div style={{ position: "relative" }}>
+        {/* This is a hack to make this component take up the space it would take up once the transition is complete. Useful for when this component is in a flexbox with a particular alignment/justification, which we want to be calculated against its eventual size. */}
+        <span style={{ visibility: "hidden" }}>{displayMessage?.message}</span>
+        <Transition
+          transition="pop"
+          duration={500}
+          mounted={isVisible && displayMessage !== null}
+        >
+          {(styles) => (
+            <span style={{ ...styles, position: "absolute", top: 0, left: 0 }}>
+              {displayMessage?.message}
+            </span>
+          )}
+        </Transition>
+      </div>
+    );
+  }
+);