Fix AdminDashboard state declarations and handle offline fetch gracefully in Notes.tsx

src/pages/Admin/AdminDashboard.tsx

@@ -89,7 +89,51 @@ export default function AdminDashboard() {
   const [loadingLogin, setLoadingLogin] = useState(false);
 
   // Active Tab
-  const [activeTab, setActiveTab] = useState<'transport' | 'telegram' | 'notes' | 'community' | 'subscribers'>('transport');
+  const [activeTab, setActiveTab] = useState<'transport' | 'telegram' | 'notes' | 'community' | 'subscribers' | 'faculty' | 'clubs' | 'curriculum'>('transport');
+
+  // Faculty State
+  const [facultyList, setFacultyList] = useState<any[]>([]);
+  const [loadingFaculty, setLoadingFaculty] = useState(false);
+  const [facultySearch, setFacultySearch] = useState('');
+  const [isFacultyModalOpen, setIsFacultyModalOpen] = useState(false);
+  const [editingFaculty, setEditingFaculty] = useState<any | null>(null);
+  const [facultyFormData, setFacultyFormData] = useState({
+    name: '',
+    designation: 'Assistant Professor',
+    department: 'Computer Science & Engineering',
+    email: '',
+    office: '',
+    specialization: '',
+    isClassIncharge: false,
+  });
+
+  // Clubs & Centers State
+  const [clubsList, setClubsList] = useState<any[]>([]);
+  const [loadingClubs, setLoadingClubs] = useState(false);
+  const [clubsSearch, setClubsSearch] = useState('');
+  const [isClubModalOpen, setIsClubModalOpen] = useState(false);
+  const [editingClub, setEditingClub] = useState<any | null>(null);
+  const [clubFormData, setClubFormData] = useState({
+    name: '',
+    description: '',
+    category: 'Center of Excellence',
+    type: 'Center' as 'Club' | 'Center',
+    coordinatorName: '',
+    contactEmail: '',
+    details: '',
+  });
+
+  // Curriculum & GPA State
+  const [selectedGpaDept, setSelectedGpaDept] = useState<string>('CSE');
+  const [selectedGpaSem, setSelectedGpaSem] = useState<number>(1);
+  const [curriculumMap, setCurriculumMap] = useState<Record<string, Record<number, any[]>>>({});
+  const [isCourseModalOpen, setIsCourseModalOpen] = useState(false);
+  const [editingCourseIndex, setEditingCourseIndex] = useState<number | null>(null);
+  const [courseFormData, setCourseFormData] = useState({
+    name: '',
+    credits: 3,
+    isElective: false,
+  });
 
   // Transport State
   const [routes, setRoutes] = useState<BusRouteItem[]>([]);

src/pages/Notes/Notes.tsx

@@ -1337,29 +1337,39 @@ export default function Notes() {
 
   useEffect(() => {
     const fetchNotes = async () => {
+      let localFallback = NOTES_DATA;
+      try {
+        const saved = localStorage.getItem('RIT_LOCAL_NOTES');
+        if (saved) {
+          const parsed = JSON.parse(saved);
+          if (Array.isArray(parsed) && parsed.length > 0) localFallback = parsed;
+        }
+      } catch {}
+
       try {
         const response = await fetch(getBackendUrl('/api/notes'));
         if (response.ok) {
           const data = await response.json();
-          const mappedData = data.map((n: any) => ({
-            id: String(n.id),
-            title: n.title,
-            subject: n.subject,
-            department: n.department,
-            semester: n.semester,
-            type: n.fileType,
-            downloads: n.downloadsCount || 0,
-            fileSize: n.fileSize,
-            uploadedAt: n.uploadedAt ? n.uploadedAt.split('T')[0] : '',
-            downloadUrl: n.downloadUrl
-          }));
-          setNotes(mappedData);
-        } else {
-          setNotes(NOTES_DATA);
+          if (Array.isArray(data) && data.length > 0) {
+            const mappedData = data.map((n: any) => ({
+              id: String(n.id),
+              title: n.title,
+              subject: n.subject,
+              department: n.department,
+              semester: n.semester,
+              type: n.fileType || 'notes',
+              downloads: n.downloadsCount || 0,
+              fileSize: n.fileSize || '2.4 MB',
+              uploadedAt: n.uploadedAt ? n.uploadedAt.split('T')[0] : '',
+              downloadUrl: n.downloadUrl || '#'
+            }));
+            setNotes(mappedData);
+            return;
+          }
         }
-      } catch (err) {
-        console.error('Error fetching notes:', err);
-        setNotes(NOTES_DATA);
+        setNotes(localFallback);
+      } catch {
+        setNotes(localFallback);
       }
     };
     fetchNotes();