Merge pull request #288 from siteboon/fix/move-to-correct-scroll-position-in-long-messages-chat

fix: normalize file path handling and improve scroll position restoration

server/openai-codex.js

@@ -280,7 +280,8 @@ export async function queryCodex(command, options = {}, ws) {
     // Send completion event
     sendMessage(ws, {
       type: 'codex-complete',
-      sessionId: currentSessionId
+      sessionId: currentSessionId,
+      actualSessionId: thread.id
     });
 
   } catch (error) {

server/projects.js

@@ -1206,7 +1206,12 @@ async function getCodexSessions(projectPath) {
         const sessionData = await parseCodexSessionFile(filePath);
 
         // Check if this session matches the project path
-        if (sessionData && sessionData.cwd === projectPath) {
+        // Handle Windows long paths with \\?\ prefix
+        const sessionCwd = sessionData?.cwd || '';
+        const cleanSessionCwd = sessionCwd.startsWith('\\\\?\\') ? sessionCwd.slice(4) : sessionCwd;
+        const cleanProjectPath = projectPath.startsWith('\\\\?\\') ? projectPath.slice(4) : projectPath;
+
+        if (sessionData && (sessionData.cwd === projectPath || cleanSessionCwd === cleanProjectPath || path.relative(cleanSessionCwd, cleanProjectPath) === '')) {
           sessions.push({
             id: sessionData.id,
             summary: sessionData.summary || 'Codex Session',
@@ -1273,12 +1278,12 @@ async function parseCodexSessionFile(filePath) {
           // Count messages and extract user messages for summary
           if (entry.type === 'event_msg' && entry.payload?.type === 'user_message') {
             messageCount++;
-            if (entry.payload.text) {
+            if (entry.payload.message) {
-              lastUserMessage = entry.payload.text;
+              lastUserMessage = entry.payload.message;
             }
           }
 
-          if (entry.type === 'response_item' && entry.payload?.type === 'message') {
+          if (entry.type === 'response_item' && entry.payload?.type === 'message' && entry.payload.role === 'assistant') {
             messageCount++;
           }
 

server/routes/codex.js

@@ -8,6 +8,17 @@ import { getCodexSessions, getCodexSessionMessages, deleteCodexSession } from '.
 
 const router = express.Router();
 
+function createCliResponder(res) {
+  let responded = false;
+  return (status, payload) => {
+    if (responded || res.headersSent) {
+      return;
+    }
+    responded = true;
+    res.status(status).json(payload);
+  };
+}
+
 router.get('/config', async (req, res) => {
   try {
     const configPath = path.join(os.homedir(), '.codex', 'config.toml');
@@ -88,24 +99,30 @@ router.delete('/sessions/:sessionId', async (req, res) => {
 
 router.get('/mcp/cli/list', async (req, res) => {
   try {
+    const respond = createCliResponder(res);
     const proc = spawn('codex', ['mcp', 'list'], { stdio: ['pipe', 'pipe', 'pipe'] });
 
     let stdout = '';
     let stderr = '';
 
-    proc.stdout.on('data', (data) => { stdout += data.toString(); });
+    proc.stdout?.on('data', (data) => { stdout += data.toString(); });
-    proc.stderr.on('data', (data) => { stderr += data.toString(); });
+    proc.stderr?.on('data', (data) => { stderr += data.toString(); });
 
     proc.on('close', (code) => {
       if (code === 0) {
-        res.json({ success: true, output: stdout, servers: parseCodexListOutput(stdout) });
+        respond(200, { success: true, output: stdout, servers: parseCodexListOutput(stdout) });
       } else {
-        res.status(500).json({ error: 'Codex CLI command failed', details: stderr });
+        respond(500, { error: 'Codex CLI command failed', details: stderr || `Exited with code ${code}` });
       }
     });
 
     proc.on('error', (error) => {
-      res.status(500).json({ error: 'Failed to run Codex CLI', details: error.message });
+      const isMissing = error?.code === 'ENOENT';
+      respond(isMissing ? 503 : 500, {
+        error: isMissing ? 'Codex CLI not installed' : 'Failed to run Codex CLI',
+        details: error.message,
+        code: error.code
+      });
     });
   } catch (error) {
     res.status(500).json({ error: 'Failed to list MCP servers', details: error.message });
@@ -133,24 +150,30 @@ router.post('/mcp/cli/add', async (req, res) => {
       cliArgs.push(...args);
     }
 
+    const respond = createCliResponder(res);
     const proc = spawn('codex', cliArgs, { stdio: ['pipe', 'pipe', 'pipe'] });
 
     let stdout = '';
     let stderr = '';
 
-    proc.stdout.on('data', (data) => { stdout += data.toString(); });
+    proc.stdout?.on('data', (data) => { stdout += data.toString(); });
-    proc.stderr.on('data', (data) => { stderr += data.toString(); });
+    proc.stderr?.on('data', (data) => { stderr += data.toString(); });
 
     proc.on('close', (code) => {
       if (code === 0) {
-        res.json({ success: true, output: stdout, message: `MCP server "${name}" added successfully` });
+        respond(200, { success: true, output: stdout, message: `MCP server "${name}" added successfully` });
       } else {
-        res.status(400).json({ error: 'Codex CLI command failed', details: stderr });
+        respond(400, { error: 'Codex CLI command failed', details: stderr || `Exited with code ${code}` });
       }
     });
 
     proc.on('error', (error) => {
-      res.status(500).json({ error: 'Failed to run Codex CLI', details: error.message });
+      const isMissing = error?.code === 'ENOENT';
+      respond(isMissing ? 503 : 500, {
+        error: isMissing ? 'Codex CLI not installed' : 'Failed to run Codex CLI',
+        details: error.message,
+        code: error.code
+      });
     });
   } catch (error) {
     res.status(500).json({ error: 'Failed to add MCP server', details: error.message });
@@ -161,24 +184,30 @@ router.delete('/mcp/cli/remove/:name', async (req, res) => {
   try {
     const { name } = req.params;
 
+    const respond = createCliResponder(res);
     const proc = spawn('codex', ['mcp', 'remove', name], { stdio: ['pipe', 'pipe', 'pipe'] });
 
     let stdout = '';
     let stderr = '';
 
-    proc.stdout.on('data', (data) => { stdout += data.toString(); });
+    proc.stdout?.on('data', (data) => { stdout += data.toString(); });
-    proc.stderr.on('data', (data) => { stderr += data.toString(); });
+    proc.stderr?.on('data', (data) => { stderr += data.toString(); });
 
     proc.on('close', (code) => {
       if (code === 0) {
-        res.json({ success: true, output: stdout, message: `MCP server "${name}" removed successfully` });
+        respond(200, { success: true, output: stdout, message: `MCP server "${name}" removed successfully` });
       } else {
-        res.status(400).json({ error: 'Codex CLI command failed', details: stderr });
+        respond(400, { error: 'Codex CLI command failed', details: stderr || `Exited with code ${code}` });
       }
     });
 
     proc.on('error', (error) => {
-      res.status(500).json({ error: 'Failed to run Codex CLI', details: error.message });
+      const isMissing = error?.code === 'ENOENT';
+      respond(isMissing ? 503 : 500, {
+        error: isMissing ? 'Codex CLI not installed' : 'Failed to run Codex CLI',
+        details: error.message,
+        code: error.code
+      });
     });
   } catch (error) {
     res.status(500).json({ error: 'Failed to remove MCP server', details: error.message });
@@ -189,24 +218,30 @@ router.get('/mcp/cli/get/:name', async (req, res) => {
   try {
     const { name } = req.params;
 
+    const respond = createCliResponder(res);
     const proc = spawn('codex', ['mcp', 'get', name], { stdio: ['pipe', 'pipe', 'pipe'] });
 
     let stdout = '';
     let stderr = '';
 
-    proc.stdout.on('data', (data) => { stdout += data.toString(); });
+    proc.stdout?.on('data', (data) => { stdout += data.toString(); });
-    proc.stderr.on('data', (data) => { stderr += data.toString(); });
+    proc.stderr?.on('data', (data) => { stderr += data.toString(); });
 
     proc.on('close', (code) => {
       if (code === 0) {
-        res.json({ success: true, output: stdout, server: parseCodexGetOutput(stdout) });
+        respond(200, { success: true, output: stdout, server: parseCodexGetOutput(stdout) });
       } else {
-        res.status(404).json({ error: 'Codex CLI command failed', details: stderr });
+        respond(404, { error: 'Codex CLI command failed', details: stderr || `Exited with code ${code}` });
       }
     });
 
     proc.on('error', (error) => {
-      res.status(500).json({ error: 'Failed to run Codex CLI', details: error.message });
+      const isMissing = error?.code === 'ENOENT';
+      respond(isMissing ? 503 : 500, {
+        error: isMissing ? 'Codex CLI not installed' : 'Failed to run Codex CLI',
+        details: error.message,
+        code: error.code
+      });
     });
   } catch (error) {
     res.status(500).json({ error: 'Failed to get MCP server details', details: error.message });

src/App.jsx

@@ -177,7 +177,9 @@ function AppContent() {
         // If so, and the session is not active, trigger a message reload in ChatInterface
         if (latestMessage.changedFile && selectedSession && selectedProject) {
           // Extract session ID from changedFile (format: "project-name/session-id.jsonl")
-          const changedFileParts = latestMessage.changedFile.split('/');
+          const normalized = latestMessage.changedFile.replace(/\\/g, '/');
+          const changedFileParts = normalized.split('/');
+
           if (changedFileParts.length >= 2) {
             const filename = changedFileParts[changedFileParts.length - 1];
             const changedSessionId = filename.replace('.jsonl', '');

src/components/ChatInterface.jsx

@@ -16,7 +16,7 @@
  * This ensures uninterrupted chat experience by coordinating with App.jsx to pause sidebar updates.
  */
 
-import React, { useState, useEffect, useRef, useMemo, useCallback, memo } from 'react';
+import React, { useState, useEffect, useRef, useMemo, useCallback, useLayoutEffect, memo } from 'react';
 import ReactMarkdown from 'react-markdown';
 import remarkGfm from 'remark-gfm';
 import remarkMath from 'remark-math';
@@ -1696,6 +1696,9 @@ function ChatInterface({ selectedProject, selectedSession, ws, sendMessage, mess
   const inputContainerRef = useRef(null);
   const scrollContainerRef = useRef(null);
   const isLoadingSessionRef = useRef(false); // Track session loading to prevent multiple scrolls
+  const isLoadingMoreRef = useRef(false);
+  const topLoadLockRef = useRef(false);
+  const pendingScrollRestoreRef = useRef(null);
   // Streaming throttle buffers
   const streamBufferRef = useRef('');
   const streamTimerRef = useRef(null);
@@ -2710,6 +2713,39 @@ function ChatInterface({ selectedProject, selectedSession, ws, sendMessage, mess
     return scrollHeight - scrollTop - clientHeight < 50;
   }, []);
 
+  const loadOlderMessages = useCallback(async (container) => {
+    if (!container || isLoadingMoreRef.current || isLoadingMoreMessages) return false;
+    if (!hasMoreMessages || !selectedSession || !selectedProject) return false;
+
+    const sessionProvider = selectedSession.__provider || 'claude';
+    if (sessionProvider === 'cursor') return false;
+
+    isLoadingMoreRef.current = true;
+    const previousScrollHeight = container.scrollHeight;
+    const previousScrollTop = container.scrollTop;
+
+    try {
+      const moreMessages = await loadSessionMessages(
+        selectedProject.name,
+        selectedSession.id,
+        true,
+        sessionProvider
+      );
+
+      if (moreMessages.length > 0) {
+        pendingScrollRestoreRef.current = {
+          height: previousScrollHeight,
+          top: previousScrollTop
+        };
+        // Prepend new messages to the existing ones
+        setSessionMessages(prev => [...moreMessages, ...prev]);
+      }
+      return true;
+    } finally {
+      isLoadingMoreRef.current = false;
+    }
+  }, [hasMoreMessages, isLoadingMoreMessages, selectedSession, selectedProject, loadSessionMessages]);
+
   // Handle scroll events to detect when user manually scrolls up and load more messages
   const handleScroll = useCallback(async () => {
     if (scrollContainerRef.current) {
@@ -2719,32 +2755,29 @@ function ChatInterface({ selectedProject, selectedSession, ws, sendMessage, mess
       
       // Check if we should load more messages (scrolled near top)
       const scrolledNearTop = container.scrollTop < 100;
-      const provider = localStorage.getItem('selected-provider') || 'claude';
+      if (!scrolledNearTop) {
-      
+        topLoadLockRef.current = false;
-      if (scrolledNearTop && hasMoreMessages && !isLoadingMoreMessages && selectedSession && selectedProject && provider !== 'cursor') {
+      } else if (!topLoadLockRef.current) {
-        // Save current scroll position
+        const didLoad = await loadOlderMessages(container);
-        const previousScrollHeight = container.scrollHeight;
+        if (didLoad) {
-        const previousScrollTop = container.scrollTop;
+          topLoadLockRef.current = true;
-        
-        // Load more messages
-        const moreMessages = await loadSessionMessages(selectedProject.name, selectedSession.id, true, selectedSession.__provider || 'claude');
-        
-        if (moreMessages.length > 0) {
-          // Prepend new messages to the existing ones
-          setSessionMessages(prev => [...moreMessages, ...prev]);
-          
-          // Restore scroll position after DOM update
-          setTimeout(() => {
-            if (scrollContainerRef.current) {
-              const newScrollHeight = scrollContainerRef.current.scrollHeight;
-              const scrollDiff = newScrollHeight - previousScrollHeight;
-              scrollContainerRef.current.scrollTop = previousScrollTop + scrollDiff;
-            }
-          }, 0);
         }
       }
     }
-  }, [isNearBottom, hasMoreMessages, isLoadingMoreMessages, selectedSession, selectedProject, loadSessionMessages]);
+  }, [isNearBottom, loadOlderMessages]);
+
+  // Restore scroll position after paginated messages render
+  useLayoutEffect(() => {
+    if (!pendingScrollRestoreRef.current || !scrollContainerRef.current) return;
+
+    const { height, top } = pendingScrollRestoreRef.current;
+    const container = scrollContainerRef.current;
+    const newScrollHeight = container.scrollHeight;
+    const scrollDiff = newScrollHeight - height;
+
+    container.scrollTop = top + Math.max(scrollDiff, 0);
+    pendingScrollRestoreRef.current = null;
+  }, [chatMessages.length]);
 
   useEffect(() => {
     // Load session messages when session changes
@@ -2873,7 +2906,8 @@ function ChatInterface({ selectedProject, selectedSession, ws, sendMessage, mess
             // convertedMessages will be automatically updated via useMemo
 
             // Smart scroll behavior: only auto-scroll if user is near bottom
-            if (isNearBottom && autoScrollToBottom) {
+            const shouldAutoScroll = autoScrollToBottom && isNearBottom();
+            if (shouldAutoScroll) {
               setTimeout(() => scrollToBottom(), 200);
             }
             // If user scrolled up, preserve their position (they're reading history)
@@ -2971,6 +3005,9 @@ function ChatInterface({ selectedProject, selectedSession, ws, sendMessage, mess
           if (latestMessage.sessionId && !currentSessionId) {
             sessionStorage.setItem('pendingSessionId', latestMessage.sessionId);
             
+            // Mark as system change to prevent clearing messages when session ID updates
+            setIsSystemSessionChange(true);
+            
             // Session Protection: Replace temporary "new-session-*" identifier with real session ID
             // This maintains protection continuity - no gap between temp ID and real ID
             // The temporary session is removed and real session is marked as active
@@ -3530,8 +3567,13 @@ function ChatInterface({ selectedProject, selectedSession, ws, sendMessage, mess
           }
 
           const codexPendingSessionId = sessionStorage.getItem('pendingSessionId');
+          const codexActualSessionId = latestMessage.actualSessionId || codexPendingSessionId;
           if (codexPendingSessionId && !currentSessionId) {
-            setCurrentSessionId(codexPendingSessionId);
+            setCurrentSessionId(codexActualSessionId);
+            setIsSystemSessionChange(true);
+            if (onNavigateToSession) {
+              onNavigateToSession(codexActualSessionId);
+            }
             sessionStorage.removeItem('pendingSessionId');
             console.log('Codex session complete, ID set to:', codexPendingSessionId);
           }
@@ -4410,6 +4452,8 @@ function ChatInterface({ selectedProject, selectedSession, ws, sendMessage, mess
         {/* Messages Area - Scrollable Middle Section */}
       <div 
         ref={scrollContainerRef}
+        onWheel={handleScroll}
+        onTouchMove={handleScroll}
         className="flex-1 overflow-y-auto overflow-x-hidden px-0 py-3 sm:p-4 space-y-3 sm:space-y-4 relative"
       >
         {isLoadingSessionMessages && chatMessages.length === 0 ? (

src/components/LoginModal.jsx

@@ -25,13 +25,15 @@ function LoginModal({
   const getCommand = () => {
     if (customCommand) return customCommand;
 
+    const isPlatform = import.meta.env.VITE_IS_PLATFORM === 'true';
+
     switch (provider) {
       case 'claude':
         return 'claude setup-token --dangerously-skip-permissions';
       case 'cursor':
         return 'cursor-agent login';
       case 'codex':
-        return 'codex login';
+        return isPlatform ? 'codex login --device-auth' : 'codex login';
       default:
         return 'claude setup-token --dangerously-skip-permissions';
     }

src/components/Sidebar.jsx

@@ -595,9 +595,44 @@ function Sidebar({
         </div>
       </div>
 
-      {/* Search Filter and Actions */}
+      {/* Action Buttons - Desktop only - Always show when not loading */}
+      {!isLoading && !isMobile && (
+        <div className="px-3 md:px-4 py-2 border-b border-border">
+          <div className="flex gap-2">
+            <Button
+              variant="default"
+              size="sm"
+              className="flex-1 h-8 text-xs bg-primary hover:bg-primary/90 transition-all duration-200"
+              onClick={() => setShowNewProject(true)}
+              title="Create new project"
+            >
+              <FolderPlus className="w-3.5 h-3.5 mr-1.5" />
+              New Project
+            </Button>
+            <Button
+              variant="outline"
+              size="sm"
+              className="h-8 w-8 px-0 hover:bg-accent transition-colors duration-200 group"
+              onClick={async () => {
+                setIsRefreshing(true);
+                try {
+                  await onRefresh();
+                } finally {
+                  setIsRefreshing(false);
+                }
+              }}
+              disabled={isRefreshing}
+              title="Refresh projects and sessions (Ctrl+R)"
+            >
+              <RefreshCw className={`w-3.5 h-3.5 ${isRefreshing ? 'animate-spin' : ''} group-hover:rotate-180 transition-transform duration-300`} />
+            </Button>
+          </div>
+        </div>
+      )}
+
+      {/* Search Filter - Only show when there are projects */}
       {projects.length > 0 && !isLoading && (
-        <div className="px-3 md:px-4 py-2 border-b border-border space-y-2">
+        <div className="px-3 md:px-4 py-2 border-b border-border">
           <div className="relative">
             <Search className="absolute left-3 top-1/2 transform -translate-y-1/2 w-4 h-4 text-muted-foreground" />
             <Input
@@ -616,39 +651,6 @@ function Sidebar({
               </button>
             )}
           </div>
-
-          {/* Action Buttons - Desktop only */}
-          {!isMobile && (
-            <div className="flex gap-2">
-              <Button
-                variant="default"
-                size="sm"
-                className="flex-1 h-8 text-xs bg-primary hover:bg-primary/90 transition-all duration-200"
-                onClick={() => setShowNewProject(true)}
-                title="Create new project (Ctrl+N)"
-              >
-                <FolderPlus className="w-3.5 h-3.5 mr-1.5" />
-                New Project
-              </Button>
-              <Button
-                variant="outline"
-                size="sm"
-                className="h-8 w-8 px-0 hover:bg-accent transition-colors duration-200 group"
-                onClick={async () => {
-                  setIsRefreshing(true);
-                  try {
-                    await onRefresh();
-                  } finally {
-                    setIsRefreshing(false);
-                  }
-                }}
-                disabled={isRefreshing}
-                title="Refresh projects and sessions (Ctrl+R)"
-              >
-                <RefreshCw className={`w-3.5 h-3.5 ${isRefreshing ? 'animate-spin' : ''} group-hover:rotate-180 transition-transform duration-300`} />
-              </Button>
-            </div>
-          )}
         </div>
       )}
       
@@ -1392,4 +1394,4 @@ function Sidebar({
   );
 }
 
-export default Sidebar;
+export default Sidebar;