enhanced ext editor in worknote page

src/components/layout/PageLayout/PageLayout.tsx

@@ -1,4 +1,4 @@
-import { useState } from 'react';
+import { useState, useEffect } from 'react';
 import { Bell, Settings, User, Plus, Search, Home, FileText, CheckCircle, LogOut, PanelLeft, PanelLeftClose } from 'lucide-react';
 import { Button } from '@/components/ui/button';
 import { Input } from '@/components/ui/input';
@@ -14,7 +14,7 @@ interface PageLayoutProps {
 }
 
 export function PageLayout({ children, currentPage = 'dashboard', onNavigate, onNewRequest }: PageLayoutProps) {
-  const [sidebarOpen, setSidebarOpen] = useState(true);
+  const [sidebarOpen, setSidebarOpen] = useState(false);
   
   const menuItems = [
     { id: 'dashboard', label: 'Dashboard', icon: Home },
@@ -27,11 +27,52 @@ export function PageLayout({ children, currentPage = 'dashboard', onNavigate, on
     setSidebarOpen(!sidebarOpen);
   };
 
+  // Handle responsive behavior: sidebar open on desktop, closed on mobile
+  useEffect(() => {
+    const handleResize = () => {
+      // 768px is the md breakpoint in Tailwind
+      if (window.innerWidth >= 768) {
+        setSidebarOpen(true); // Always open on desktop
+      } else {
+        setSidebarOpen(false); // Closed by default on mobile
+      }
+    };
+
+    // Set initial state
+    handleResize();
+
+    // Add event listener
+    window.addEventListener('resize', handleResize);
+
+    // Cleanup
+    return () => window.removeEventListener('resize', handleResize);
+  }, []);
+
   return (
     <div className="min-h-screen flex w-full bg-background">
-      {/* Sidebar */}
-      <div className={`${sidebarOpen ? 'w-64' : 'w-0'} transition-all duration-300 ease-in-out overflow-hidden flex-shrink-0`}>
-        <div className="w-64 h-full border-r border-gray-800 bg-black">
+      {/* Mobile Overlay */}
+      {sidebarOpen && (
+        <div 
+          className="fixed inset-0 bg-black/50 z-40 md:hidden"
+          onClick={() => setSidebarOpen(false)}
+        />
+      )}
+
+      {/* Sidebar - Hidden on mobile by default, toggleable on desktop */}
+      <aside className={`
+        fixed md:relative
+        inset-y-0 left-0
+        w-64
+        transform transition-transform duration-300 ease-in-out
+        ${sidebarOpen ? 'translate-x-0' : '-translate-x-full'}
+        md:translate-x-0
+        ${sidebarOpen ? 'md:w-64' : 'md:w-0 md:-translate-x-full'}
+        z-50 md:z-auto
+        flex-shrink-0
+        border-r border-gray-800 bg-black
+        overflow-y-auto
+      `}>
+        <div className="w-64 h-full">
           <div className="p-4 border-b border-gray-800">
             <div className="flex items-center gap-3">
               <div className="w-10 h-10 bg-re-green rounded-lg flex items-center justify-center shrink-0">
@@ -48,7 +89,13 @@ export function PageLayout({ children, currentPage = 'dashboard', onNavigate, on
               {menuItems.map((item) => (
                 <button
                   key={item.id}
-                  onClick={() => onNavigate?.(item.id)}
+                  onClick={() => {
+                    onNavigate?.(item.id);
+                    // Close sidebar on mobile after navigation
+                    if (window.innerWidth < 768) {
+                      setSidebarOpen(false);
+                    }
+                  }}
                   className={`w-full flex items-center gap-3 px-3 py-2 rounded-lg text-sm transition-colors ${
                     currentPage === item.id
                       ? 'bg-re-green text-white font-medium'
@@ -74,7 +121,7 @@ export function PageLayout({ children, currentPage = 'dashboard', onNavigate, on
             </div>
           </div>
         </div>
-      </div>
+      </aside>
 
       {/* Main Content Area */}
       <div className="flex-1 flex flex-col min-w-0">

src/components/workNote/WorkNoteChat/WorkNoteChat.tsx

@@ -305,7 +305,9 @@ export function WorkNoteChat({ requestId, onBack }: WorkNoteChatProps) {
   const [showEmojiPicker, setShowEmojiPicker] = useState(false);
   const [messages, setMessages] = useState<Message[]>(INITIAL_MESSAGES);
   const [showSidebar, setShowSidebar] = useState(false);
+  const [selectedFiles, setSelectedFiles] = useState<File[]>([]);
   const messagesEndRef = useRef<HTMLDivElement>(null);
+  const fileInputRef = useRef<HTMLInputElement>(null);
 
   // Get request info
   const requestInfo = useMemo(() => {
@@ -334,27 +336,117 @@ export function WorkNoteChat({ requestId, onBack }: WorkNoteChatProps) {
   }, [messages]);
 
   const handleSendMessage = () => {
-    if (message.trim()) {
+    if (message.trim() || selectedFiles.length > 0) {
+      const attachments = selectedFiles.map(file => ({
+        name: file.name,
+        url: URL.createObjectURL(file),
+        type: file.type.split('/')[1] || 'file'
+      }));
+
       const newMessage: Message = {
         id: Date.now().toString(),
         user: { name: 'You', avatar: 'YO', role: 'Current User' },
         content: message,
-        timestamp: new Date().toLocaleString(),
+        timestamp: new Date().toLocaleString('en-US', { 
+          month: 'short', 
+          day: 'numeric', 
+          year: 'numeric', 
+          hour: 'numeric', 
+          minute: 'numeric',
+          hour12: true 
+        }),
         mentions: extractMentions(message),
-        isHighPriority: message.includes('!important') || message.includes('urgent')
+        isHighPriority: message.includes('!important') || message.includes('urgent'),
+        attachments: attachments.length > 0 ? attachments : undefined
       };
       setMessages(prev => [...prev, newMessage]);
       setMessage('');
+      setSelectedFiles([]);
     }
   };
 
+  const handleFileSelect = (e: React.ChangeEvent<HTMLInputElement>) => {
+    if (e.target.files) {
+      const filesArray = Array.from(e.target.files);
+      setSelectedFiles(prev => [...prev, ...filesArray]);
+    }
+  };
+
+  const handleRemoveFile = (index: number) => {
+    setSelectedFiles(prev => prev.filter((_, i) => i !== index));
+    // Reset file input to allow reselecting the same file
+    if (fileInputRef.current) {
+      fileInputRef.current.value = '';
+    }
+  };
+
+  const handleEmojiSelect = (emoji: string) => {
+    setMessage(prev => prev + emoji);
+    setShowEmojiPicker(false);
+  };
+
+  const handleAttachmentClick = () => {
+    fileInputRef.current?.click();
+  };
+
+  // Emoji picker data - Expanded collection
+  const emojiList = [
+    // Smileys & Emotions
+    '😊', '😂', '🤣', '😁', '😃', '😄', '😅', '😆', '😉', '😌',
+    '😍', '🥰', '😘', '😗', '😙', '😚', '🙂', '🤗', '🤩', '🤔',
+    '🤨', '😐', '😑', '😶', '🙄', '😏', '😒', '🙃', '😬', '🤐',
+    '😴', '😪', '😵', '🤯', '🤪', '😜', '😝', '😛', '🤤', '😋',
+    '😎', '🤓', '🧐', '😕', '😟', '🙁', '☹️', '😮', '😯', '😲',
+    '😳', '🥺', '😦', '😧', '😨', '😰', '😥', '😢', '😭', '😱',
+    '😖', '😣', '😞', '😓', '😩', '😫', '🥱', '😤', '😡', '😠',
+    '🤬', '😈', '👿', '💀', '☠️', '💩', '🤡', '👹', '👺', '👻',
+    
+    // Gestures & Body
+    '👋', '🤚', '🖐️', '✋', '🖖', '👌', '🤌', '🤏', '✌️', '🤞',
+    '🤟', '🤘', '🤙', '👈', '👉', '👆', '🖕', '👇', '☝️', '👍',
+    '👎', '✊', '👊', '🤛', '🤜', '👏', '🙌', '👐', '🤲', '🤝',
+    '🙏', '💪', '🦾', '🦿', '🦵', '🦶', '👂', '🦻', '👃', '🧠',
+    
+    // Hearts & Love
+    '❤️', '🧡', '💛', '💚', '💙', '💜', '🖤', '🤍', '🤎', '💔',
+    '❣️', '💕', '💞', '💓', '💗', '💖', '💘', '💝', '💟', '❤️‍🔥',
+    
+    // Work & Office
+    '💼', '📊', '📈', '📉', '💻', '⌨️', '🖥️', '🖨️', '🖱️', '💾',
+    '💿', '📱', '☎️', '📞', '📟', '📠', '📧', '✉️', '📨', '📩',
+    '📮', '📪', '📫', '📬', '📭', '📄', '📃', '📑', '📝', '✏️',
+    '✒️', '🖊️', '🖋️', '📏', '📐', '📌', '📍', '🗂️', '📁', '📂',
+    
+    // Success & Achievement
+    '✅', '✔️', '☑️', '🎯', '🎖️', '🏆', '🥇', '🥈', '🥉', '⭐',
+    '🌟', '✨', '💫', '🔥', '💥', '⚡', '💯', '🎉', '🎊', '🎈',
+    
+    // Alerts & Symbols
+    '⚠️', '🚫', '❌', '⛔', '🚷', '🚯', '🚱', '🚳', '🔞', '📵',
+    '❗', '❓', '❕', '❔', '‼️', '⁉️', '💢', '💬', '💭', '🗯️',
+    
+    // Time & Calendar
+    '⏰', '⏱️', '⏲️', '⏳', '⌛', '📅', '📆', '🗓️', '📇', '🕐',
+    '🕑', '🕒', '🕓', '🕔', '🕕', '🕖', '🕗', '🕘', '🕙', '🕚',
+    
+    // Actions & Arrows
+    '🚀', '🎯', '🎲', '🎰', '🧩', '🔍', '🔎', '🔑', '🗝️', '🔒',
+    '🔓', '🔐', '🔏', '🔔', '🔕', '📣', '📢', '💡', '🔦', '🏮',
+    '➕', '➖', '✖️', '➗', '♾️', '‼️', '⁉️', '❓', '❔', '❕',
+    '🔄', '🔃', '🔂', '▶️', '⏸️', '⏯️', '⏹️', '⏺️', '⏭️', '⏮️',
+    '⏩', '⏪', '⏫', '⏬', '◀️', '🔼', '🔽', '➡️', '⬅️', '⬆️',
+    '⬇️', '↗️', '↘️', '↙️', '↖️', '↕️', '↔️', '↪️', '↩️', '⤴️'
+  ];
+
   const extractMentions = (text: string): string[] => {
     const mentionRegex = /@([\w\s]+)(?=\s|$|[.,!?])/g;
-    const mentions = [];
+    const mentions: string[] = [];
     let match;
     while ((match = mentionRegex.exec(text)) !== null) {
+      if (match[1]) {
         mentions.push(match[1].trim());
       }
+    }
     return mentions;
   };
 
@@ -392,8 +484,8 @@ export function WorkNoteChat({ requestId, onBack }: WorkNoteChatProps) {
 
   return (
     <div className="h-screen max-h-screen flex flex-col bg-gray-50 overflow-hidden">
-      {/* Header */}
-      <div className="bg-white border-b border-gray-200 px-3 sm:px-6 py-4">
+      {/* Header - Fixed at top */}
+      <div className="bg-white border-b border-gray-200 px-3 sm:px-6 py-4 flex-shrink-0">
         <div className="flex items-center justify-between">
           <div className="flex items-center gap-2 sm:gap-4 min-w-0 flex-1">
             <Button variant="ghost" size="icon" onClick={onBack} className="shrink-0">
@@ -456,9 +548,9 @@ export function WorkNoteChat({ requestId, onBack }: WorkNoteChatProps) {
       <div className="flex-1 flex overflow-hidden relative">
         {/* Main Chat Area */}
         <div className="flex-1 flex flex-col min-w-0">
-          <Tabs value={activeTab} onValueChange={setActiveTab} className="flex-1 flex flex-col">
-            {/* Tab Navigation */}
-            <div className="bg-white border-b border-gray-200 px-2 sm:px-3 lg:px-6">
+          <Tabs value={activeTab} onValueChange={setActiveTab} className="flex-1 flex flex-col overflow-hidden">
+            {/* Tab Navigation - Fixed */}
+            <div className="bg-white border-b border-gray-200 px-2 sm:px-3 lg:px-6 flex-shrink-0">
               <TabsList className="grid w-full max-w-full sm:max-w-md grid-cols-3 bg-gray-100 h-10">
                 <TabsTrigger value="chat" className="flex items-center gap-1 sm:gap-2 text-xs sm:text-sm px-2">
                   <MessageSquare className="w-3 h-3 sm:w-4 sm:h-4" />
@@ -478,9 +570,9 @@ export function WorkNoteChat({ requestId, onBack }: WorkNoteChatProps) {
             </div>
 
             {/* Chat Tab */}
-            <TabsContent value="chat" className="flex-1 flex flex-col m-0">
-              {/* Search Bar */}
-              <div className="bg-white border-b border-gray-200 px-2 sm:px-3 lg:px-6 py-2 sm:py-3">
+            <TabsContent value="chat" className="flex-1 flex flex-col m-0 overflow-hidden min-h-0">
+              {/* Search Bar - Fixed */}
+              <div className="bg-white border-b border-gray-200 px-2 sm:px-3 lg:px-6 py-2 sm:py-3 flex-shrink-0">
                 <div className="relative">
                   <Search className="absolute left-3 top-1/2 transform -translate-y-1/2 text-gray-400 w-4 h-4" />
                   <Input
@@ -492,8 +584,8 @@ export function WorkNoteChat({ requestId, onBack }: WorkNoteChatProps) {
                 </div>
               </div>
 
-              {/* Messages Area */}
-              <div className="flex-1 overflow-y-auto px-2 sm:px-3 lg:px-6 py-2 sm:py-4">
+              {/* Messages Area - Fixed height with proper scrolling */}
+              <div className="flex-1 overflow-y-auto overflow-x-hidden px-2 sm:px-3 lg:px-6 py-2 sm:py-4 min-h-0">
                 <div className="space-y-3 sm:space-y-6 max-w-full">
                   {filteredMessages.map((msg) => (
                     <div key={msg.id} className={`flex gap-2 sm:gap-3 lg:gap-4 ${msg.isSystem ? 'justify-center' : ''}`}>
@@ -617,11 +709,42 @@ export function WorkNoteChat({ requestId, onBack }: WorkNoteChatProps) {
                 </div>
               </div>
 
-              {/* Message Input */}
-              <div className="bg-white border-t border-gray-200 p-2 sm:p-3 lg:p-6">
+              {/* Message Input - Fixed at bottom */}
+              <div className="bg-white border-t border-gray-200 p-2 sm:p-3 lg:p-6 flex-shrink-0">
                 <div className="max-w-full">
-                  <div className="flex flex-col gap-2 sm:gap-4">
-                    <div className="flex-1">
+                  {/* Hidden File Input */}
+                  <input
+                    type="file"
+                    ref={fileInputRef}
+                    onChange={handleFileSelect}
+                    className="hidden"
+                    multiple
+                    accept="image/*,.pdf,.doc,.docx,.xls,.xlsx,.ppt,.pptx,.txt"
+                  />
+
+                  {/* Selected Files Preview - Scrollable if many files */}
+                  {selectedFiles.length > 0 && (
+                    <div className="mb-3 space-y-2 max-h-32 overflow-y-auto pr-2">
+                      {selectedFiles.map((file, index) => (
+                        <div key={index} className="flex items-center gap-2 p-2 bg-blue-50 rounded-lg border border-blue-200">
+                          <span className="text-lg flex-shrink-0">{getFileIcon(file.type.split('/')[1] || 'file')}</span>
+                          <span className="text-sm text-gray-700 flex-1 truncate min-w-0">{file.name}</span>
+                          <span className="text-xs text-gray-500 flex-shrink-0">{(file.size / 1024).toFixed(1)} KB</span>
+                          <Button
+                            variant="ghost"
+                            size="sm"
+                            onClick={() => handleRemoveFile(index)}
+                            className="h-6 w-6 p-0 hover:bg-red-100 flex-shrink-0"
+                          >
+                            <X className="h-3 w-3 text-red-600" />
+                          </Button>
+                        </div>
+                      ))}
+                    </div>
+                  )}
+
+                  {/* Textarea with Emoji Picker */}
+                  <div className="relative mb-2">
                     <Textarea
                       placeholder="Type your message... Use @username to mention someone"
                       value={message}
@@ -630,44 +753,101 @@ export function WorkNoteChat({ requestId, onBack }: WorkNoteChatProps) {
                       className="min-h-[50px] sm:min-h-[60px] resize-none border-gray-200 focus:ring-blue-500 focus:border-blue-500 w-full text-sm"
                       rows={2}
                     />
-                      <div className="flex flex-col sm:flex-row justify-between items-start sm:items-center mt-2 gap-2">
-                        <div className="flex items-center gap-1 sm:gap-2 order-2 sm:order-1">
-                          <Button variant="ghost" size="sm" className="text-gray-500 h-7 w-7 sm:h-8 sm:w-8 p-0">
-                            <Paperclip className="h-3 w-3 sm:h-4 sm:w-4" />
+
+                    {/* Emoji Picker Popup */}
+                    {showEmojiPicker && (
+                      <div className="absolute bottom-full left-0 mb-2 bg-white border border-gray-200 rounded-lg shadow-xl p-3 z-50 w-full sm:w-96 max-h-80 overflow-y-auto">
+                        <div className="flex items-center justify-between mb-3 sticky top-0 bg-white pb-2 border-b">
+                          <span className="text-sm font-semibold text-gray-700">Pick an emoji</span>
+                          <Button
+                            variant="ghost"
+                            size="sm"
+                            onClick={() => setShowEmojiPicker(false)}
+                            className="h-6 w-6 p-0"
+                          >
+                            <X className="h-3 w-3" />
                           </Button>
-                          <Button variant="ghost" size="sm" className="text-gray-500 h-7 w-7 sm:h-8 sm:w-8 p-0">
-                            <Smile className="h-3 w-3 sm:h-4 sm:w-4" />
+                        </div>
+                        <div className="grid grid-cols-8 sm:grid-cols-10 gap-1">
+                          {emojiList.map((emoji, index) => (
+                            <button
+                              key={index}
+                              onClick={() => handleEmojiSelect(emoji)}
+                              className="text-xl sm:text-2xl hover:bg-gray-100 rounded p-1 transition-colors flex items-center justify-center"
+                              title={emoji}
+                            >
+                              {emoji}
+                            </button>
+                          ))}
+                        </div>
+                      </div>
+                    )}
+                  </div>
+
+                  {/* Action Buttons Row - Always visible */}
+                  <div className="flex items-center justify-between gap-2 flex-shrink-0">
+                        {/* Left side - Action buttons */}
+                        <div className="flex items-center gap-1 sm:gap-2 flex-shrink-0">
+                          <Button 
+                            variant="ghost" 
+                            size="sm" 
+                            className="text-gray-500 h-8 w-8 p-0 hover:bg-blue-50 hover:text-blue-600 flex-shrink-0"
+                            onClick={handleAttachmentClick}
+                            title="Attach file"
+                          >
+                            <Paperclip className="h-4 w-4" />
                           </Button>
-                          <Button variant="ghost" size="sm" className="text-gray-500 h-7 w-7 sm:h-8 sm:w-8 p-0 hidden sm:flex">
+                          <Button 
+                            variant="ghost" 
+                            size="sm" 
+                            className="text-gray-500 h-8 w-8 p-0 hover:bg-blue-50 hover:text-blue-600 flex-shrink-0"
+                            onClick={() => setShowEmojiPicker(!showEmojiPicker)}
+                            title="Add emoji"
+                          >
+                            <Smile className="h-4 w-4" />
+                          </Button>
+                          <Button 
+                            variant="ghost" 
+                            size="sm" 
+                            className="text-gray-500 h-8 w-8 p-0 hidden sm:flex hover:bg-blue-50 hover:text-blue-600 flex-shrink-0"
+                            onClick={() => setMessage(prev => prev + '@')}
+                            title="Mention someone"
+                          >
                             <AtSign className="h-4 w-4" />
                           </Button>
-                          <Button variant="ghost" size="sm" className="text-gray-500 h-7 w-7 sm:h-8 sm:w-8 p-0 hidden sm:flex">
+                          <Button 
+                            variant="ghost" 
+                            size="sm" 
+                            className="text-gray-500 h-8 w-8 p-0 hidden sm:flex hover:bg-blue-50 hover:text-blue-600 flex-shrink-0"
+                            onClick={() => setMessage(prev => prev + '#')}
+                            title="Add hashtag"
+                          >
                             <Hash className="h-4 w-4" />
                           </Button>
                         </div>
-                        <div className="flex items-center gap-2 order-1 sm:order-2">
-                          <span className="text-xs text-gray-500 hidden sm:inline">
+
+                        {/* Right side - Character count and Send button */}
+                        <div className="flex items-center gap-2 ml-auto flex-shrink-0">
+                          <span className="text-xs text-gray-500 hidden md:inline whitespace-nowrap">
                             {message.length}/2000
                           </span>
                           <Button 
                             onClick={handleSendMessage} 
-                            disabled={!message.trim()}
-                            className="bg-blue-600 hover:bg-blue-700 min-w-0 h-8 sm:h-9"
+                            disabled={!message.trim() && selectedFiles.length === 0}
+                            className="bg-blue-600 hover:bg-blue-700 h-8 sm:h-9 px-3 sm:px-4 disabled:opacity-50 disabled:cursor-not-allowed flex-shrink-0"
                             size="sm"
                           >
-                            <Send className="h-3 w-3 sm:h-4 sm:w-4 sm:mr-2" />
-                            <span className="hidden sm:inline ml-1">Send</span>
+                            <Send className="h-4 w-4 sm:mr-2" />
+                            <span className="hidden sm:inline">Send</span>
                           </Button>
                         </div>
                       </div>
                 </div>
               </div>
-                </div>
-              </div>
             </TabsContent>
 
             {/* Files Tab */}
-            <TabsContent value="files" className="flex-1 p-2 sm:p-3 lg:p-6 m-0">
+            <TabsContent value="files" className="flex-1 p-2 sm:p-3 lg:p-6 m-0 pt-0">
               <div className="max-w-full">
                 <div className="flex flex-col sm:flex-row sm:items-center justify-between mb-4 sm:mb-6 gap-3">
                   <h3 className="text-base sm:text-lg font-semibold text-gray-900">Shared Files</h3>
@@ -714,7 +894,7 @@ export function WorkNoteChat({ requestId, onBack }: WorkNoteChatProps) {
             </TabsContent>
 
             {/* Activity Tab */}
-            <TabsContent value="activity" className="flex-1 p-2 sm:p-3 lg:p-6 m-0">
+            <TabsContent value="activity" className="flex-1 p-2 sm:p-3 lg:p-6 m-0 pt-0">
               <div className="max-w-full">
                 <h3 className="text-base sm:text-lg font-semibold text-gray-900 mb-4 sm:mb-6">Recent Activity</h3>
                 <div className="space-y-3 sm:space-y-4">

src/styles/globals.css

@@ -604,6 +604,30 @@
   [data-slot="dialog-content"] {
     background-color: rgb(255 255 255) !important;
   }
+
+  /* Custom scrollbar for better UX */
+  .overflow-y-auto::-webkit-scrollbar {
+    width: 6px;
+  }
+
+  .overflow-y-auto::-webkit-scrollbar-track {
+    background: transparent;
+  }
+
+  .overflow-y-auto::-webkit-scrollbar-thumb {
+    background: rgb(203 213 225);
+    border-radius: 3px;
+  }
+
+  .overflow-y-auto::-webkit-scrollbar-thumb:hover {
+    background: rgb(148 163 184);
+  }
+
+  /* Firefox scrollbar */
+  .overflow-y-auto {
+    scrollbar-width: thin;
+    scrollbar-color: rgb(203 213 225) transparent;
+  }
 }
 
 html {