feat: implement real user login state and fix profile view

components/Layout.tsx

@@ -1,7 +1,7 @@
 import React, { useState, useEffect } from 'react';
 import { NavLink, useLocation, useNavigate } from 'react-router-dom';
 import { LayoutDashboard, Users, UserCircle, Bell, Search, Menu, X, LogOut, Hexagon, Settings, Building2 } from 'lucide-react';
-import { USERS } from '../constants';
+import { getAttendances, getUsers, getUserById } from '../services/dataService';
 import { User } from '../types';
 
 const SidebarItem = ({ to, icon: Icon, label, collapsed }: { to: string, icon: any, label: string, collapsed: boolean }) => (
@@ -24,33 +24,33 @@ export const Layout: React.FC<{ children: React.ReactNode }> = ({ children }) =>
   const [isMobileMenuOpen, setIsMobileMenuOpen] = useState(false);
   const location = useLocation();
   const navigate = useNavigate();
-  const [currentUser, setCurrentUser] = useState<User>(USERS[1]); // Default to standard user fallback
+  const [currentUser, setCurrentUser] = useState<User | null>(null);
 
   useEffect(() => {
-    const storedUserId = localStorage.getItem('ctms_user_id');
-    if (storedUserId) {
-      const user = USERS.find(u => u.id === storedUserId);
+    const fetchUser = async () => {
+      const storedUserId = localStorage.getItem('ctms_user_id');
+      if (!storedUserId) {
+        navigate('/login');
+        return;
+      }
+      
+      const user = await getUserById(storedUserId);
       if (user) {
         setCurrentUser(user);
+      } else {
+        navigate('/login');
       }
-    }
-  }, []);
+    };
+    fetchUser();
+  }, [navigate]);
 
   const handleLogout = () => {
     localStorage.removeItem('ctms_user_id');
+    localStorage.removeItem('ctms_tenant_id');
     navigate('/login');
   };
 
-  // Simple title mapping based on route
-  const getPageTitle = () => {
-    if (location.pathname === '/') return 'Dashboard';
-    if (location.pathname.includes('/admin/users')) return 'Gestão de Equipe';
-    if (location.pathname.includes('/users/')) return 'Histórico do Usuário';
-    if (location.pathname.includes('/attendances')) return 'Detalhes do Atendimento';
-    if (location.pathname.includes('/super-admin')) return 'Gestão de Organizações';
-    if (location.pathname.includes('/profile')) return 'Meu Perfil';
-    return 'CTMS';
-  };
+  if (!currentUser) return null; // Brief null return while navigating or fetching
 
   const isSuperAdmin = currentUser.role === 'super_admin';