pages cache

app/pages/page.tsx

@@ -71,6 +71,12 @@ export default function CarnetPage() {
 
   // Cache for Nextcloud folders
   const foldersCache = useRef<{ folders: string[]; timestamp: number } | null>(null);
+  
+  // Cache for notes list (Panel 2)
+  const notesCache = useRef<Record<string, { notes: Note[]; timestamp: number }>>({});
+  
+  // Cache for note content (Panel 3)
+  const noteContentCache = useRef<Record<string, { content: string; timestamp: number }>>({});
 
   // Clear folder cache on component mount to ensure fresh data
   useEffect(() => {
@@ -288,13 +294,63 @@ export default function CarnetPage() {
       const folderLowercase = selectedFolder.toLowerCase();
       console.log(`Fetching notes from folder: ${folderLowercase}`);
       
-      // Use direct storage API instead of adapter
+      // Check in-memory cache first
+      const cacheKey = `${session?.user?.id}-${folderLowercase}`;
+      const cachedNotes = notesCache.current[cacheKey];
+      const CACHE_EXPIRATION = 5 * 60 * 1000; // 5 minutes in milliseconds
+      
+      if (cachedNotes && (Date.now() - cachedNotes.timestamp) < CACHE_EXPIRATION) {
+        console.log(`Using cached notes for ${folderLowercase} folder`);
+        setNotes(cachedNotes.notes);
+        setIsLoadingNotes(false);
+        return;
+      }
+      
+      // Check localStorage cache if in-memory cache is not available
+      try {
+        const localStorageKey = `notes-cache-${cacheKey}`;
+        const storedCache = localStorage.getItem(localStorageKey);
+        
+        if (storedCache) {
+          const { notes, timestamp } = JSON.parse(storedCache);
+          
+          if ((Date.now() - timestamp) < CACHE_EXPIRATION) {
+            console.log(`Using localStorage cached notes for ${folderLowercase} folder`);
+            setNotes(notes);
+            
+            // Update in-memory cache
+            notesCache.current[cacheKey] = { notes, timestamp };
+            
+            setIsLoadingNotes(false);
+            return;
+          }
+        }
+      } catch (error) {
+        console.error('Error accessing localStorage notes cache:', error);
+      }
+      
+      // Use direct storage API instead of adapter if cache is not available or expired
       const response = await fetch(`/api/storage/files?folder=${folderLowercase}`);
       
       if (response.ok) {
         const data = await response.json();
         console.log(`Fetched ${data.length} notes from ${folderLowercase} folder`);
+        
+        // Update state
         setNotes(data);
+        
+        // Update both caches
+        const newTimestamp = Date.now();
+        notesCache.current[cacheKey] = { notes: data, timestamp: newTimestamp };
+        
+        try {
+          localStorage.setItem(`notes-cache-${cacheKey}`, JSON.stringify({
+            notes: data,
+            timestamp: newTimestamp
+          }));
+        } catch (error) {
+          console.error('Error saving notes to localStorage:', error);
+        }
       } else {
         console.error('Error fetching notes:', await response.text());
         setNotes([]);
@@ -335,6 +391,39 @@ export default function CarnetPage() {
       });
       
       if (response.ok) {
+        // Invalidate the cache for this folder to ensure fresh data on next fetch
+        const cacheKey = `${session?.user?.id}-${selectedFolder.toLowerCase()}`;
+        
+        // Remove from in-memory cache
+        if (notesCache.current[cacheKey]) {
+          delete notesCache.current[cacheKey];
+        }
+        
+        // Remove from localStorage cache
+        try {
+          localStorage.removeItem(`notes-cache-${cacheKey}`);
+        } catch (error) {
+          console.error('Error removing notes from localStorage:', error);
+        }
+        
+        // Update the content cache for this note
+        if (payload.id) {
+          noteContentCache.current[payload.id] = {
+            content: payload.content,
+            timestamp: Date.now()
+          };
+          
+          // Update localStorage cache
+          try {
+            localStorage.setItem(`note-content-${payload.id}`, JSON.stringify({
+              content: payload.content,
+              timestamp: Date.now()
+            }));
+          } catch (error) {
+            console.error('Error saving note content to localStorage:', error);
+          }
+        }
+        
         // Refresh the list of notes
         fetchNotes();
       } else {

components/carnet/editor.tsx

@@ -31,6 +31,10 @@ export const Editor: React.FC<EditorProps> = ({ note, onSave, currentFolder = 'N
   const saveTimeout = useRef<NodeJS.Timeout>();
   const router = useRouter();
   const { data: session, status } = useSession();
+  
+  // Content cache for notes
+  const contentCache = useRef<Record<string, { content: string; timestamp: number }>>({});
+  const CACHE_EXPIRATION = 15 * 60 * 1000; // 15 minutes in milliseconds
 
   useEffect(() => {
     // Redirect to login if not authenticated
@@ -44,8 +48,42 @@ export const Editor: React.FC<EditorProps> = ({ note, onSave, currentFolder = 'N
       if (note?.id) {
         setIsLoading(true);
         setError(null);
+        
+        // First check in-memory cache
+        const cachedContent = contentCache.current[note.id];
+        if (cachedContent && (Date.now() - cachedContent.timestamp) < CACHE_EXPIRATION) {
+          console.log(`Using cached content for note ${note.title}`);
+          setContent(cachedContent.content);
+          setIsLoading(false);
+          return;
+        }
+        
+        // Then check localStorage cache
         try {
-          const response = await fetch(`/api/nextcloud/files/content?id=${note.id}`);
+          const localStorageKey = `note-content-${note.id}`;
+          const storedCache = localStorage.getItem(localStorageKey);
+          
+          if (storedCache) {
+            const { content, timestamp } = JSON.parse(storedCache);
+            
+            if ((Date.now() - timestamp) < CACHE_EXPIRATION) {
+              console.log(`Using localStorage cached content for note ${note.title}`);
+              setContent(content);
+              
+              // Update in-memory cache
+              contentCache.current[note.id] = { content, timestamp };
+              
+              setIsLoading(false);
+              return;
+            }
+          }
+        } catch (error) {
+          console.error('Error accessing localStorage content cache:', error);
+        }
+        
+        // If cache miss, fetch from API
+        try {
+          const response = await fetch(`/api/storage/files/content?path=${encodeURIComponent(note.id)}`);
           if (response.status === 401) {
             console.error('Authentication error, redirecting to login');
             router.push('/signin');
@@ -57,6 +95,19 @@ export const Editor: React.FC<EditorProps> = ({ note, onSave, currentFolder = 'N
           }
           const data = await response.json();
           setContent(data.content);
+          
+          // Update both caches
+          const newTimestamp = Date.now();
+          contentCache.current[note.id] = { content: data.content, timestamp: newTimestamp };
+          
+          try {
+            localStorage.setItem(`note-content-${note.id}`, JSON.stringify({
+              content: data.content,
+              timestamp: newTimestamp
+            }));
+          } catch (error) {
+            console.error('Error saving content to localStorage:', error);
+          }
         } catch (error) {
           console.error('Error fetching note content:', error);
           setError('Failed to load note content. Please try again later.');
@@ -77,7 +128,7 @@ export const Editor: React.FC<EditorProps> = ({ note, onSave, currentFolder = 'N
       setTitle('');
       setContent('');
     }
-  }, [note, router]);
+  }, [note, router, CACHE_EXPIRATION]);
 
   const handleTitleChange = (e: React.ChangeEvent<HTMLInputElement>) => {
     setTitle(e.target.value);
@@ -109,11 +160,14 @@ export const Editor: React.FC<EditorProps> = ({ note, onSave, currentFolder = 'N
     setIsSaving(true);
     setError(null);
     try {
-      const endpoint = note?.id ? '/api/nextcloud/files' : '/api/nextcloud/files';
+      // Construct the full note ID if it doesn't exist yet
+      const noteId = note?.id || `user-${session.user.id}/${currentFolder.toLowerCase()}/${title}${title.endsWith('.md') ? '' : '.md'}`;
+      
+      const endpoint = '/api/storage/files';
       const method = note?.id ? 'PUT' : 'POST';
       
       console.log('Saving note:', {
-        id: note?.id,
+        id: noteId,
         title,
         folder: currentFolder,
         contentLength: content.length
@@ -125,10 +179,10 @@ export const Editor: React.FC<EditorProps> = ({ note, onSave, currentFolder = 'N
           'Content-Type': 'application/json',
         },
         body: JSON.stringify({
-          id: note?.id,
+          id: noteId,
           title,
           content,
-          folder: currentFolder
+          folder: currentFolder.toLowerCase()
         }),
       });
 
@@ -151,6 +205,26 @@ export const Editor: React.FC<EditorProps> = ({ note, onSave, currentFolder = 'N
 
       const savedNote = await response.json();
       console.log('Note saved successfully:', savedNote);
+      
+      // Update content cache after successful save
+      const newTimestamp = Date.now();
+      
+      // Update in-memory cache
+      contentCache.current[noteId] = {
+        content, 
+        timestamp: newTimestamp
+      };
+      
+      // Update localStorage cache
+      try {
+        localStorage.setItem(`note-content-${noteId}`, JSON.stringify({
+          content,
+          timestamp: newTimestamp
+        }));
+      } catch (error) {
+        console.error('Error updating content cache in localStorage:', error);
+      }
+      
       setError(null);
       onSave?.({
         ...savedNote,