style(frontend): optimize message view

.github/workflows/release.yml

@@ -157,6 +157,11 @@ jobs:
         - name: Install Playwright Browsers
           run: npx playwright install --with-deps
 
+        - name: Fetch Images
+          run: ./prepare-test.sh
+          env:
+            E2E_DOCKER_TAG: sha-${{ github.sha }}-dev
+
         - name: Run tests
           run: ./start-test.sh
           env:

e2e/prepare-test.sh

@@ -0,0 +1,5 @@
+#!/bin/bash
+
+set -e
+
+docker compose pull frontend background backend tidb redis static-web-server

e2e/tests/chat.spec.ts

@@ -12,7 +12,7 @@ test.describe('Chat', () => {
 
       // https://playwright.dev/docs/events#waiting-for-event
       const chatRequestPromise = getChatRequestPromise(page, baseURL);
-      const trigger = page.locator('button', { has: page.locator('svg.lucide-arrow-right') });
+      const trigger = page.locator('button', { has: page.locator('svg.lucide-arrow-up') });
       await trigger.click();
 
       await expect(trigger).toBeDisabled();

e2e/utils/chat.ts

@@ -20,7 +20,7 @@ export async function testNewChat (page: Page, chatRequest: Request, validatePag
     expect(chatResponse.ok()).toBe(true);
 
     // Feedback button indicates chat ends.
-    await page.locator('button', { has: page.locator('svg.lucide-message-square-plus') }).waitFor({ state: 'visible' });
+    await page.locator('button', { has: page.locator('svg.lucide-thumbs-up') }).waitFor({ state: 'visible' });
 
     return await chatResponse.text();
   });

frontend/app/src/components/chat/chat-hooks.tsx

@@ -83,6 +83,7 @@ export function useChats () {
 export interface ChatMessageGroup {
   user: ChatMessageController;
   assistant: ChatMessageController | undefined;
+  hasFirstAssistantMessage: boolean;
 }
 
 export function useChatController (
@@ -201,6 +202,7 @@ export function useChatMessageGroups (controllers: ChatMessageController[]) {
 function collectMessageGroups (messageControllers: ChatMessageController[]) {
   const groups: ChatMessageGroup[] = [];
 
+  let hasAssistant: boolean = false;
   let user: ChatMessageController | undefined;
 
   for (let messageController of messageControllers) {
@@ -213,7 +215,9 @@ function collectMessageGroups (messageControllers: ChatMessageController[]) {
           groups.push({
             user,
             assistant: messageController,
+            hasFirstAssistantMessage: !hasAssistant,
           });
+          hasAssistant = true;
         } else {
           console.warn('No matched user message, drop assistant message', messageController.message.id);
         }

frontend/app/src/components/chat/conversation-message-groups.tsx

@@ -106,7 +106,7 @@ function ConversationMessageGroup ({ group }: { group: ChatMessageGroup }) {
       </MessageSection>
 
       <MessageSection className="space-y-2" message={group.assistant}>
-        <MessageAnswer message={group.assistant} />
+        <MessageAnswer message={group.assistant} showBetaAlert={group.hasFirstAssistantMessage} />
         {group.assistant && <MessageAutoScroll message={group.assistant} />}
       </MessageSection>
 

frontend/app/src/components/chat/conversation.tsx

@@ -71,7 +71,7 @@ export function Conversation ({ open, chat, chatId, history, placeholder, preven
         <ConversationMessageGroups groups={groups} />
         <div className="h-24"></div>
       </div>
-      {size && open && <form className={cn('block h-max p-4 fixed bottom-0', preventShiftMessageInput && 'absolute pb-0')} onSubmit={submitWithReCaptcha} style={{ left: preventShiftMessageInput ? 0 : size.x, width: size.width }}>
+      {size && open && <form className={cn('block h-max p-4 fixed bottom-0', preventShiftMessageInput && 'absolute pb-0')} onSubmit={submitWithReCaptcha} style={{ left: (preventShiftMessageInput ? 0 : size.x) + 16, width: size.width - 32 }}>
         <MessageInput inputRef={setInputElement} className="w-full transition-all" disabled={disabled} actionDisabled={actionDisabled} inputProps={{ value: input, onChange: handleInputChange, disabled }} />
       </form>}
     </ChatControllerProvider>

frontend/app/src/components/chat/message-answer.tsx

@@ -1,9 +1,10 @@
 import { useChatMessageField, useChatMessageStreamContainsState } from '@/components/chat/chat-hooks';
 import type { ChatMessageController } from '@/components/chat/chat-message-controller';
 import { AppChatStreamState } from '@/components/chat/chat-stream-state';
+import { MessageBetaAlert } from '@/components/chat/message-beta-alert';
 import { MessageContent } from '@/components/chat/message-content';
 
-export function MessageAnswer ({ message }: { message: ChatMessageController | undefined }) {
+export function MessageAnswer ({ message, showBetaAlert }: { message: ChatMessageController | undefined, showBetaAlert?: boolean }) {
   const content = useChatMessageField(message, 'content');
   const shouldShow = useChatMessageStreamContainsState(message, AppChatStreamState.GENERATE_ANSWER);
 
@@ -26,6 +27,7 @@ export function MessageAnswer ({ message }: { message: ChatMessageController | u
         </svg>
         Answer
       </div>
+      {showBetaAlert && <MessageBetaAlert />}
       <MessageContent message={message} />
     </>
   );

frontend/app/src/components/chat/message-beta-alert.tsx

@@ -0,0 +1,16 @@
+import { Alert, AlertDescription, AlertTitle } from '@/components/ui/alert';
+import { FlaskConicalIcon } from 'lucide-react';
+
+export function MessageBetaAlert () {
+  return (
+    <Alert variant="info" className='my-2'>
+      <FlaskConicalIcon />
+      <AlertTitle>
+        This chatbot is in Beta.
+      </AlertTitle>
+      <AlertDescription>
+        All generated information should be verified prior to use.
+      </AlertDescription>
+    </Alert>
+  );
+}

frontend/app/src/components/chat/message-feedback.tsx

@@ -1,20 +1,26 @@
 import type { FeedbackParams } from '@/api/chats';
 import { usePortalContainer } from '@/components/portal-provider';
 import { Button } from '@/components/ui/button';
-import { Dialog, DialogContent, DialogHeader, DialogTitle, DialogTrigger } from '@/components/ui/dialog';
+import { Dialog, DialogContent, DialogHeader, DialogTitle } from '@/components/ui/dialog';
 import { Textarea } from '@/components/ui/textarea';
 import { ToggleGroup, ToggleGroupItem } from '@/components/ui/toggle-group';
 import { Loader2Icon, ThumbsDownIcon, ThumbsUpIcon } from 'lucide-react';
-import { type ReactElement, useEffect, useState } from 'react';
+import { type ReactNode, useEffect, useState } from 'react';
 
-export function MessageFeedback ({ initial, onFeedback, children }: { initial?: FeedbackParams, onFeedback: (action: 'like' | 'dislike', comment: string) => Promise<void>, children: ReactElement }) {
+export function MessageFeedback ({ initial, onFeedback, defaultAction, children }: { initial?: FeedbackParams, defaultAction?: 'like' | 'dislike', onFeedback: (action: 'like' | 'dislike', comment: string) => Promise<void>, children: ReactNode }) {
   const [open, setOpen] = useState(false);
-  const [action, setAction] = useState<'like' | 'dislike'>(initial?.feedback_type ?? 'like');
+  const [action, setAction] = useState<'like' | 'dislike'>(initial?.feedback_type ?? defaultAction ?? 'like');
   // const [detail, setDetail] = useState<Record<string, 'like' | 'dislike'>>(() => (initial ?? {}));
   const [comment, setComment] = useState(initial?.comment ?? '');
   const [running, setRunning] = useState(false);
   const [deleting, setDeleting] = useState(false);
 
+  useEffect(() => {
+    if (defaultAction && !initial) {
+      setAction(defaultAction);
+    }
+  }, [defaultAction, initial]);
+
   useEffect(() => {
     if (initial) {
       setAction(initial.feedback_type);
@@ -30,9 +36,7 @@ export function MessageFeedback ({ initial, onFeedback, children }: { initial?:
 
   return (
     <Dialog open={open} onOpenChange={setOpen}>
-      <DialogTrigger asChild>
-        {children}
-      </DialogTrigger>
+      {children}
       <DialogContent container={container} className="space-y-4">
         <DialogHeader>
           <DialogTitle>

frontend/app/src/components/chat/message-input.tsx

@@ -7,8 +7,8 @@ import { Button } from '@/components/ui/button';
 import { Select, SelectContent, SelectItem, SelectTrigger, SelectValue } from '@/components/ui/select';
 import { cn } from '@/lib/utils';
 import isHotkey from 'is-hotkey';
-import { ArrowRightIcon } from 'lucide-react';
-import { type ChangeEvent, type Ref, type RefObject, useCallback, useRef, useState } from 'react';
+import { ArrowUpIcon } from 'lucide-react';
+import { type ChangeEvent, type Ref, useCallback, useRef, useState } from 'react';
 import TextareaAutosize, { type TextareaAutosizeProps } from 'react-textarea-autosize';
 import useSWR from 'swr';
 
@@ -75,7 +75,7 @@ export function MessageInput ({
         </SelectContent>
       </Select>}
       <Button size="icon" className="rounded-full flex-shrink-0 w-8 h-8 p-2" disabled={actionDisabled || disabled} ref={buttonRef}>
-        <ArrowRightIcon className="w-full h-full" />
+        <ArrowUpIcon className="w-full h-full" />
       </Button>
     </div>
   );

frontend/app/src/components/chat/message-operations.tsx

@@ -2,11 +2,13 @@ import { useChatMessageField, useChatMessageStreamState, useCurrentChatControlle
 import { ChatMessageController } from '@/components/chat/chat-message-controller';
 import { MessageFeedback } from '@/components/chat/message-feedback';
 import { useMessageFeedback } from '@/components/chat/use-message-feedback';
+import { usePortalContainer } from '@/components/portal-provider';
 import { Button } from '@/components/ui/button';
-import { TooltipProvider } from '@/components/ui/tooltip';
+import { DialogTrigger } from '@/components/ui/dialog';
+import { Tooltip, TooltipContent, TooltipPortal, TooltipProvider, TooltipTrigger } from '@/components/ui/tooltip';
 import { cn } from '@/lib/utils';
 import copy from 'copy-to-clipboard';
-import { ClipboardCheckIcon, ClipboardIcon, MessageSquareHeartIcon, MessageSquarePlusIcon } from 'lucide-react';
+import { CopyCheckIcon, CopyIcon, ThumbsDownIcon, ThumbsUpIcon } from 'lucide-react';
 import { useState } from 'react';
 
 export function MessageOperations ({ message }: { message: ChatMessageController }) {
@@ -15,6 +17,8 @@ export function MessageOperations ({ message }: { message: ChatMessageController
   const streamState = useChatMessageStreamState(message);
   const { feedbackData, feedback: callFeedback, disabled } = useMessageFeedback(message.id, !!traceUrl);
   const [copied, setCopied] = useState(false);
+  const [clicked, setClicked] = useState<'like' | 'dislike'>('like');
+  const container = usePortalContainer();
 
   if (streamState) {
     return null;
@@ -35,25 +39,68 @@ export function MessageOperations ({ message }: { message: ChatMessageController
 
         <MessageFeedback
           initial={feedbackData}
+          defaultAction={clicked}
           onFeedback={async (action, comment) => callFeedback(action, comment)}
         >
-          <Button size="icon" variant="ghost" className="ml-auto rounded-full w-7 h-7" disabled={disabled}>
-            {feedbackData ? <MessageSquareHeartIcon className="w-4 h-4 text-green-500" /> : <MessageSquarePlusIcon className="w-4 h-4" />}
-          </Button>
+          {feedbackData
+            ? (<DialogTrigger asChild>
+              <Button size="icon" variant="ghost" className="ml-auto rounded-full w-7 h-7" disabled={disabled}>
+                {feedbackData.feedback_type === 'like' ? <ThumbsUpIcon className="w-4 h-4 text-green-500" /> : <ThumbsDownIcon className="w-4 h-4 text-red-500" />}
+              </Button>
+            </DialogTrigger>)
+            : (<>
+              <Tooltip>
+                <DialogTrigger asChild>
+                  <TooltipTrigger asChild>
+                    <Button size="icon" variant="ghost" className="ml-auto rounded-full w-7 h-7" disabled={disabled} onClick={() => { setClicked('like'); }}>
+                      <ThumbsUpIcon className="w-4 h-4" />
+                    </Button>
+                  </TooltipTrigger>
+                </DialogTrigger>
+                <TooltipPortal container={container}>
+                  <TooltipContent>
+                    I like this answer :)
+                  </TooltipContent>
+                </TooltipPortal>
+              </Tooltip>
+              <Tooltip>
+                <DialogTrigger asChild>
+                  <TooltipTrigger asChild>
+                    <Button size="icon" variant="ghost" className="rounded-full w-7 h-7" disabled={disabled} onClick={() => { setClicked('dislike'); }}>
+                      <ThumbsDownIcon className="w-4 h-4" />
+                    </Button>
+                  </TooltipTrigger>
+                </DialogTrigger>
+                <TooltipPortal container={container}>
+                  <TooltipContent>
+                    I dislike this answer :(
+                  </TooltipContent>
+                </TooltipPortal>
+              </Tooltip>
+            </>)}
         </MessageFeedback>
 
-        <Button
-          size="icon"
-          variant="ghost"
-          className={cn('rounded-full w-7 h-7 transition-colors', copied && '!text-green-500 hover:bg-green-500/10')}
-          onClick={() => {
-            setCopied(copy(message.content));
-          }}
-        >
-          {copied
-            ? <ClipboardCheckIcon className="w-4 h-4" />
-            : <ClipboardIcon className="w-4 h-4" />}
-        </Button>
+        <Tooltip>
+          <TooltipTrigger asChild>
+            <Button
+              size="icon"
+              variant="ghost"
+              className={cn('rounded-full w-7 h-7 transition-colors', copied && '!text-green-500 hover:bg-green-500/10')}
+              onClick={() => {
+                setCopied(copy(message.content));
+              }}
+            >
+              {copied
+                ? <CopyCheckIcon className="w-4 h-4" />
+                : <CopyIcon className="w-4 h-4" />}
+            </Button>
+          </TooltipTrigger>
+          <TooltipPortal container={container}>
+            <TooltipContent>
+              {copied ? 'Copied!' : 'Copy'}
+            </TooltipContent>
+          </TooltipPortal>
+        </Tooltip>
       </div>
     </TooltipProvider>
   );

frontend/app/src/components/ui/alert.tsx

@@ -15,6 +15,8 @@ const alertVariants = cva(
           "border-yellow-600/50 text-yellow-600 [&>svg]:text-yellow-600 dark:text-yellow-400 dark:border-yellow-400 dark:[&>svg]:text-yellow-400",
         success:
           "border-green-600/50 text-green-600 [&>svg]:text-green-600 dark:text-green-400 dark:border-green-400 dark:[&>svg]:text-green-400",
+        info:
+          "border-sky-600/50 text-sky-600 [&>svg]:text-sky-600 dark:text-sky-400 dark:border-sky-400 dark:[&>svg]:text-sky-400",
       },
     },
     defaultVariants: {

frontend/app/src/components/ui/tooltip.tsx

@@ -11,6 +11,8 @@ const Tooltip = TooltipPrimitive.Root
 
 const TooltipTrigger = TooltipPrimitive.Trigger
 
+const TooltipPortal = TooltipPrimitive.Portal
+
 const TooltipContent = React.forwardRef<
   React.ElementRef<typeof TooltipPrimitive.Content>,
   React.ComponentPropsWithoutRef<typeof TooltipPrimitive.Content>
@@ -27,4 +29,4 @@ const TooltipContent = React.forwardRef<
 ))
 TooltipContent.displayName = TooltipPrimitive.Content.displayName
 
-export { Tooltip, TooltipTrigger, TooltipContent, TooltipProvider }
+export { Tooltip, TooltipTrigger, TooltipPortal, TooltipContent, TooltipProvider }

frontend/app/src/components/use-size.ts

@@ -1,9 +1,9 @@
-import { useEffect, useRef, useState } from 'react';
+import { useLayoutEffect, useRef, useState } from 'react';
 
 export function useSize () {
   const [size, setSize] = useState<DOMRectReadOnly | undefined>(undefined);
   const ref = useRef<HTMLDivElement>(null);
-  useEffect(() => {
+  useLayoutEffect(() => {
     const el = ref.current;
     if (el) {
       const ro = new ResizeObserver(() => {
@@ -21,5 +21,5 @@ export function useSize () {
 
   return {
     ref, size,
-  }
+  };
 }

frontend/packages/widget-react/package.json

@@ -25,6 +25,7 @@
     "eslint": "^8.57.0",
     "eslint-plugin-react-hooks": "^4.6.2",
     "eslint-plugin-react-refresh": "^0.4.7",
+    "lucide-react": "^0.400.0",
     "postcss": "^8",
     "rollup-plugin-visualizer": "^5.12.0",
     "sass": "^1.77.6",

frontend/packages/widget-react/src/Widget.tsx

@@ -7,11 +7,12 @@ import { useGtagFn } from '@/components/gtag-provider';
 import { PortalProvider } from '@/components/portal-provider';
 import { BootstrapStatusProvider } from '@/components/system/BootstrapStatusProvider';
 import { Button } from '@/components/ui/button';
-import { Dialog, DialogDescription, DialogHeader, DialogOverlay, DialogPortal, DialogTitle, DialogTrigger } from '@/components/ui/dialog';
+import { Dialog, DialogClose, DialogDescription, DialogHeader, DialogOverlay, DialogPortal, DialogTitle, DialogTrigger } from '@/components/ui/dialog';
 import { ScrollArea } from '@/components/ui/scroll-area';
 import { type ExperimentalFeatures, ExperimentalFeaturesProvider } from '@/experimental/experimental-features-provider';
 import * as DialogPrimitive from '@radix-ui/react-dialog';
 import { forwardRef, useEffect, useImperativeHandle, useRef, useState } from 'react';
+import { XIcon } from 'lucide-react'
 import './Widget.css';
 
 export interface WidgetProps {
@@ -147,7 +148,10 @@ export const Widget = forwardRef<WidgetInstance, WidgetProps>(({ container, trig
                 <DialogOverlay />
                 <DialogPrimitive.Content
                   className="fixed left-[50%] top-[50%] z-50 grid translate-x-[-50%] translate-y-[-50%] gap-4 border bg-background p-6 shadow-lg duration-200 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[state=closed]:slide-out-to-left-1/2 data-[state=closed]:slide-out-to-top-[48%] data-[state=open]:slide-in-from-left-1/2 data-[state=open]:slide-in-from-top-[48%] sm:rounded-lg w-[calc(100%-32px)] lg:w-[50vw]">
-                  <DialogHeader>
+                  <DialogHeader className='relative'>
+                    <DialogClose className='absolute right-0 top-0 transition-opacity opacity-70 hover:opacity-100'>
+                      <XIcon className='size-4' />
+                    </DialogClose>
                     <DialogTitle className="flex items-center gap-4">
                       <img className="h-8" src={icon} alt="logo" height={32} />
                       <span className="w-[1px] h-full py-2">