Add dark theme

frontend/.ladle/components.tsx

@@ -1,7 +1,21 @@
-import React from 'react';
+import React, { useEffect } from 'react';
 import '../src/i18n';
 import { GlobalProvider } from '@ladle/react';
+import { useLadleContext } from '@ladle/react';
 import '../src/index.css';
+
 export const Provider: GlobalProvider = ({ children }) => {
+  const { globalState } = useLadleContext();
+
+  useEffect(() => {
+    const bodyClass = document.body.classList;
+
+    if (globalState.theme === 'dark') {
+      bodyClass.add('dark');
+    } else {
+      bodyClass.remove('dark');
+    }
+  }, [globalState.theme]);
+
   return <>{children}</>;
 };

frontend/src/components/Alert.tsx

@@ -24,21 +24,21 @@ const Alert: React.FC<Props> = (props) => {
   return (
     <div
       className={twMerge(
-        'flex flex-col rounded border border-aws-squid-ink  shadow-lg',
+        'flex flex-col rounded border border-aws-squid-ink-light dark:border-aws-squid-ink-dark shadow-lg',
         props.severity === 'info' && 'bg-aws-aqua',
         props.severity === 'warning' && 'bg-yellow',
         props.severity === 'error' && 'bg-red',
         props.className
       )}>
       <div
         className={twMerge(
-          'flex gap-2 p-2 font-bold text-aws-font-color-white'
+          'flex gap-2 p-2 font-bold text-aws-font-color-white-light dark:text-aws-font-color-white-dark'
         )}>
         {icon}
         <div>{props.title}</div>
       </div>
 
-      <div className="px-2 pb-2 text-aws-font-color-white">
+      <div className="px-2 pb-2 text-aws-font-color-white-light dark:text-aws-font-color-white-dark">
         {props.children}
       </div>
     </div>

frontend/src/components/ApiKeyItem.tsx

@@ -64,7 +64,7 @@ const ApiKeyItem: React.FC<Props> = (props) => {
         {isLoading ? (
           <Skeleton className="h-8 w-full" />
         ) : (
-          <div className="flex flex-col gap-1 rounded border border-aws-font-color/50 p-1 text-sm">
+          <div className="flex flex-col gap-1 rounded border border-aws-font-color-light/50 dark:border-aws-font-color-dark p-1 text-sm">
             <div className="text-base font-semibold">
               {botApiKey?.description}
             </div>
@@ -80,7 +80,7 @@ const ApiKeyItem: React.FC<Props> = (props) => {
                   {t('bot.apiSettings.label.apiKeyDetail.inactive')}
                 </div>
               )}
-              <div className="text-xs text-aws-font-color/70">
+              <div className="text-xs text-aws-font-color-light/70 dark:text-aws-font-color-dark/70">
                 <div className="mr-1 inline">
                   {t('bot.apiSettings.label.apiKeyDetail.creationDate')}:
                 </div>
@@ -98,7 +98,7 @@ const ApiKeyItem: React.FC<Props> = (props) => {
                 <ButtonCopy text={botApiKey?.value ?? ''} className="-my-2" />
                 <Button
                   text
-                  className="-m-2 font-bold text-aws-sea-blue"
+                  className="-m-2 font-bold text-aws-sea-blue-light dark:text-aws-sea-blue-dark"
                   onClick={() => {
                     setIsHideKey(!isHideKey);
                   }}>

frontend/src/components/AppContent.tsx

@@ -1,4 +1,4 @@
-import React, { useCallback, useState } from 'react';
+import React, { useCallback, useEffect, useState } from 'react';
 import ChatListDrawer from './ChatListDrawer';
 import { BaseProps } from '../@types/common';
 import { ConversationMeta } from '../@types/conversation';
@@ -18,6 +18,7 @@ import useUser from '../hooks/useUser';
 import DialogConfirmDeleteChat from './DialogConfirmDeleteChat';
 import DialogConfirmClearConversations from './DialogConfirmClearConversations';
 import DialogSelectLanguage from './DialogSelectLanguage';
+import useLocalStorage from '../hooks/useLocalStorage';
 
 type Props = BaseProps & {
   signOut?: () => void;
@@ -34,6 +35,13 @@ const AppContent: React.FC<Props> = (props) => {
   const { newChat, isGeneratedTitle } = useChat();
   const { isConversationOrNewChat, pathPattern } = usePageTitlePathPattern();
   const { isAdmin } = useUser();
+  const [theme] = useLocalStorage(
+    'theme',
+    'light'
+  );
+  useEffect(() => {
+    document.documentElement.className = theme;
+  }, [theme]);
 
   const onClickNewChat = useCallback(() => {
     navigate('/');
@@ -74,7 +82,7 @@ const AppContent: React.FC<Props> = (props) => {
   const [isOpenSelectLangage, setIsOpenSelectLangage] = useState(false);
 
   return (
-    <div className="relative flex h-dvh w-screen bg-aws-paper">
+    <div className="relative flex h-dvh w-screen bg-aws-paper-light dark:bg-aws-paper-dark">
       <ChatListDrawer
         isAdmin={isAdmin}
         conversations={conversations}
@@ -120,7 +128,7 @@ const AppContent: React.FC<Props> = (props) => {
 
       <main className="min-h-dvh relative flex flex-col flex-1 overflow-y-hidden transition-width">
 
-        <header className="visible flex h-12 w-full items-center bg-aws-squid-ink p-3 text-lg text-aws-font-color-white lg:hidden lg:h-0">
+        <header className="visible flex h-12 w-full items-center bg-aws-squid-ink-light dark:bg-aws-squid-ink-dark p-3 text-lg text-aws-font-color-white-light dark:text-aws-font-color-white-dark lg:hidden lg:h-0">
           <button
             className="mr-2 rounded-full p-2 hover:brightness-50 focus:outline-none focus:ring-1 "
             onClick={() => {
@@ -149,7 +157,7 @@ const AppContent: React.FC<Props> = (props) => {
         </header>
 
         <div
-          className="h-full overflow-hidden overflow-y-auto  text-aws-font-color"
+          className="h-full overflow-hidden overflow-y-auto  text-aws-font-color-light dark:text-aws-font-color-dark"
           id="main">
           <SnackbarProvider>
             <Outlet />

frontend/src/components/AuthAmplify.tsx

@@ -22,7 +22,7 @@ const AuthAmplify: React.FC<Props> = ({ socialProviders, children }) => {
       socialProviders={socialProviders}
       components={{
         Header: () => (
-          <div className="mb-5 mt-10 flex justify-center text-3xl text-aws-font-color">
+          <div className="mb-5 mt-10 flex justify-center text-3xl text-aws-font-color-light">
             {!MISTRAL_ENABLED ? t('app.name') : t('app.nameWithoutClaude')}
           </div>
         ),

frontend/src/components/AuthCustom.tsx

@@ -58,7 +58,7 @@ const AuthCustom: React.FC<Props> = ({ children }) => {
         </div>
       ) : !authenticated ? (
         <div className="flex flex-col items-center gap-4">
-          <div className="mb-5 mt-10 text-4xl text-aws-sea-blue">
+          <div className="mb-5 mt-10 text-4xl text-aws-sea-blue-light">
             {!MISTRAL_ENABLED ? t('app.name') : t('app.nameWithoutClaude')}
           </div>
           <Button onClick={() => handleSignIn()} className="px-20 text-xl">

frontend/src/components/Button.tsx

@@ -20,11 +20,11 @@ const Button = forwardRef<HTMLButtonElement, Props>((props, ref) => {
       ref={ref}
       className={twMerge(
         'flex items-center justify-center whitespace-nowrap rounded-lg border p-1 px-3',
-        props.text && 'border-0',
-        props.outlined && 'border-aws-squid-ink/50 hover:bg-white ',
+        props.text && 'border-0 dark:text-aws-font-color-dark',
+        props.outlined && 'border-aws-squid-ink-light/50 dark:border-aws-font-color-gray/50 hover:bg-white dark:hover:bg-aws-ui-color-dark dark:text-aws-font-color-dark',
         !props.text &&
           !props.outlined &&
-          'bg-aws-sea-blue text-aws-font-color-white',
+          'bg-aws-sea-blue-light dark:bg-aws-ui-color-dark dark:border-aws-ui-color-dark text-aws-font-color-white-light dark:text-aws-font-color-white-dark',
         props.disabled || props.loading ? 'opacity-30' : 'hover:brightness-75',
         props.className
       )}

frontend/src/components/ButtonFileChoose.tsx

@@ -26,8 +26,8 @@ const ButtonFileChoose: React.FC<Props> = (props) => {
         props.className,
         'flex  items-center justify-center whitespace-nowrap rounded-lg  hover:shadow hover:brightness-75',
         props.icon
-          ? 'rounded-full p-2 text-xl text-aws-sea-blue'
-          : 'border bg-aws-sea-blue p-1 px-3 text-aws-font-color-white',
+          ? 'rounded-full p-2 text-xl text-aws-sea-blue-light dark:text-aws-sea-blue-dark'
+          : 'border dark:border-aws-ui-color-dark bg-aws-sea-blue-light dark:bg-aws-ui-color-dark p-1 px-3 text-aws-font-color-white-light dark:text-aws-font-color-white-dark',
         props.disabled ? 'opacity-30 ' : 'cursor-pointer'
       )}>
       {props.children}

frontend/src/components/ButtonIcon.tsx

@@ -13,6 +13,7 @@ const ButtonIcon: React.FC<Props> = (props) => {
     <button
       className={twMerge(
         'flex items-center justify-center rounded-full p-2 text-xl hover:shadow',
+        'dark:text-aws-font-color-dark dark:hover:shadow-aws-font-color-dark',
         props.disabled ? 'opacity-30' : 'hover:brightness-75',
         props.className
       )}

frontend/src/components/ButtonSend.tsx

@@ -13,7 +13,9 @@ const ButtonSend: React.FC<Props> = (props) => {
   return (
     <button
       className={twMerge(
-        'flex items-center justify-center rounded-xl bg-aws-sea-blue  p-2 text-xl  text-white hover:bg-aws-sea-blue-hover',
+        'flex items-center justify-center rounded-xl p-2 text-xl',
+        'bg-aws-sea-blue-light text-white hover:bg-aws-sea-blue-hover-light',
+        'dark:bg-aws-sea-blue-dark dark:hover:bg-aws-sea-blue-hover-dark',
         props.disabled ? 'opacity-30' : '',
         props.className
       )}

frontend/src/components/ChatListDrawer.tsx

@@ -8,6 +8,7 @@ import React, {
 } from 'react';
 import { BaseProps } from '../@types/common';
 import { useLocation, useParams } from 'react-router-dom';
+import { IoMoonSharp, IoSunnyOutline } from "react-icons/io5";
 import useDrawer from '../hooks/useDrawer';
 import ButtonIcon from './ButtonIcon';
 import {
@@ -28,11 +29,13 @@ import { ConversationMeta } from '../@types/conversation';
 import { BotListItem } from '../@types/bot';
 import { isMobile } from 'react-device-detect';
 import useChat from '../hooks/useChat';
+import useLocalStorage from '../hooks/useLocalStorage';
 import { useTranslation } from 'react-i18next';
 import Menu from './Menu';
 import DrawerItem from './DrawerItem';
 import ExpandableDrawerGroup from './ExpandableDrawerGroup';
 import { usePageLabel } from '../routes';
+import Toggle from '../components/Toggle.tsx';
 
 type Props = BaseProps & {
   isAdmin: boolean;
@@ -194,10 +197,17 @@ const ChatListDrawer: React.FC<Props> = (props) => {
   const [prevConversations, setPrevConversations] =
     useState<typeof conversations>();
   const [generateTitleIndex, setGenerateTitleIndex] = useState(-1);
+  // If you want to add a theme, change the type from boolean to string and change the UI from toggle to pulldown.
+  const [isDarkTheme, setIsDarkTheme] = useState(false);
 
   const { newChat, conversationId } = useChat();
   const { botId } = useParams();
 
+  const [theme, setTheme] = useLocalStorage(
+    'theme',
+    'light'
+  );
+
   useEffect(() => {
     setPrevConversations(conversations);
   }, [conversations]);
@@ -217,6 +227,12 @@ const ChatListDrawer: React.FC<Props> = (props) => {
     }
   }, [conversations, prevConversations]);
 
+  useEffect(() => {
+    if (theme === 'dark') {
+      setIsDarkTheme(true);
+    }
+  }, [theme]);
+
   const onClickNewChat = useCallback(() => {
     newChat();
     closeSamllDrawer();
@@ -232,6 +248,17 @@ const ChatListDrawer: React.FC<Props> = (props) => {
     []
   );
 
+  const changeTheme = (isDarkTheme: boolean) => {
+    setIsDarkTheme(isDarkTheme);
+    if (isDarkTheme) {
+      document.documentElement.className = 'dark';
+      setTheme('dark');
+    } else {
+      document.documentElement.className = 'light';
+      setTheme('light');
+    }
+  };
+
   const smallDrawer = useRef<HTMLDivElement>(null);
 
   const closeSamllDrawer = useCallback(() => {
@@ -262,7 +289,7 @@ const ChatListDrawer: React.FC<Props> = (props) => {
 
   return (
     <>
-      <div className="relative h-full overflow-y-auto bg-aws-squid-ink scrollbar-thin scrollbar-track-white scrollbar-thumb-aws-squid-ink/30 ">
+      <div className="relative h-full overflow-y-auto bg-aws-squid-ink-light dark:bg-aws-ui-color-dark scrollbar-thin scrollbar-track-white scrollbar-thumb-aws-squid-ink-light/30 dark:scrollbar-thumb-aws-ui-color-dark/30">
         <nav
           className={`lg:visible lg:w-64 ${
             opened ? 'visible w-64' : 'invisible w-0'
@@ -361,12 +388,28 @@ const ChatListDrawer: React.FC<Props> = (props) => {
           <div
             className={`${
               opened ? 'w-64' : 'w-0'
-            } fixed bottom-0 flex h-12 items-center justify-start border-t bg-aws-squid-ink transition-width lg:w-64`}>
+            } fixed bottom-0 flex h-12 items-center justify-between p-2 border-t bg-aws-squid-ink-light dark:bg-aws-ui-color-dark transition-width lg:w-64`}>
             <Menu
               onSignOut={props.onSignOut}
               onSelectLanguage={props.onSelectLanguage}
               onClearConversations={props.onClearConversations}
             />
+
+            <div className="flex items-center gap-2">
+              {isDarkTheme ? (
+                <>
+                  <IoMoonSharp />
+                </>
+              ): (
+                <>
+                  <IoSunnyOutline />
+                </>
+              )}
+              <Toggle
+                value={isDarkTheme}
+                onChange={(isDarkTheme) => changeTheme(isDarkTheme)}
+              />
+            </div>
           </div>
         </nav>
       </div>

frontend/src/components/ChatMessage.stories.tsx

@@ -67,13 +67,13 @@ export const Conversation = () => {
         <div
           key={idx}
           className={`${
-            message.role === 'assistant' ? 'bg-aws-squid-ink/5' : ''
+            message.role === 'assistant' ? 'bg-aws-squid-ink-light/5 dark:bg-aws-squid-ink-dark/5' : 'dark:text-aws-font-color-dark'
           }`}>
           <ChatMessage
             chatContent={message}
           />
 
-          <div className="w-full border-b border-aws-squid-ink/10"></div>
+          <div className="w-full border-b border-aws-squid-ink-light/10 dark:border-aws-squid-ink-dark/10"></div>
         </div>
       ))}
     </>
@@ -123,13 +123,13 @@ export const ConversationThinking = () => {
         <div
           key={idx}
           className={`${
-            message.role === 'assistant' ? 'bg-aws-squid-ink/5' : ''
+            message.role === 'assistant' ? 'bg-aws-squid-ink-light/5 dark:bg-aws-squid-ink-dark/5' : 'dark:text-aws-font-color-dark'
           }`}>
           <ChatMessage
             chatContent={message}
           />
 
-          <div className="w-full border-b border-aws-squid-ink/10"></div>
+          <div className="w-full border-b border-aws-squid-ink-light/10 dark:border-aws-squid-ink-dark/10"></div>
         </div>
       ))}
     </>
@@ -272,7 +272,7 @@ export const ConversationWithAgnet = () => {
         <div
           key={idx}
           className={`${
-            message.role === 'assistant' ? 'bg-aws-squid-ink/5' : ''
+            message.role === 'assistant' ? 'bg-aws-squid-ink-light/5 dark:bg-aws-squid-ink-dark/5' : 'dark:text-aws-font-color-dark'
           }`}>
           <ChatMessage
             chatContent={message}
@@ -313,7 +313,7 @@ export const ConversationWithAgnet = () => {
             ]}
           />
 
-          <div className="w-full border-b border-aws-squid-ink/10"></div>
+          <div className="w-full border-b border-aws-squid-ink-light/10 dark:border-aws-squid-ink-dark/10"></div>
         </div>
       ))}
     </>

frontend/src/components/ChatMessage.tsx

@@ -151,7 +151,7 @@ const ChatMessage: React.FC<Props> = (props) => {
 
       <div className="order-first col-span-12 flex lg:order-none lg:col-span-8 lg:col-start-3">
         {chatContent?.role === 'user' && (
-          <div className="h-min rounded bg-aws-sea-blue p-2 text-xl text-white">
+          <div className="h-min rounded bg-aws-sea-blue-light dark:bg-aws-sea-blue-dark p-2 text-xl text-white">
             <PiUserFill />
           </div>
         )}
@@ -312,7 +312,7 @@ const ChatMessage: React.FC<Props> = (props) => {
         <div className="flex flex-col items-end lg:items-start">
           {chatContent?.role === 'user' && !isEdit && (
             <ButtonIcon
-              className="text-dark-gray"
+              className="text-dark-gray dark:text-light-gray"
               onClick={() => {
                 setChangedContent(chatContent.content[firstTextContent].body);
                 setIsEdit(true);
@@ -323,7 +323,7 @@ const ChatMessage: React.FC<Props> = (props) => {
           {chatContent?.role === 'assistant' && (
             <div className="flex">
               <ButtonIcon
-                className="text-dark-gray"
+                className="text-dark-gray dark:text-light-gray"
                 onClick={() => setIsFeedbackOpen(true)}>
                 {chatContent.feedback && !chatContent.feedback.thumbsUp ? (
                   <PiThumbsDownFill />
@@ -332,7 +332,7 @@ const ChatMessage: React.FC<Props> = (props) => {
                 )}
               </ButtonIcon>
               <ButtonCopy
-                className="text-dark-gray"
+                className="text-dark-gray dark:text-light-gray"
                 text={chatContent.content[0].body}
               />
             </div>