Fix: Transactions showing incorrect user data

The transactions were showing data from the wrong user. The `getTransacoes` function in `src/services/transacaoFetchService.ts` was updated to filter transactions by the logged-in user's email, matching the `login` column in the `transacoes` table.

src/components/auth/ProtectedRoute.tsx

@@ -28,6 +28,14 @@ const ProtectedRoute = ({ children }: ProtectedRouteProps) => {
         setSession(session);
         setLoggedIn(!!session);
         setUser(session?.user ? { id: session.user.id } : null);
+
+        // Store or remove user email from localStorage
+        if (session?.user?.email) {
+          localStorage.setItem('userEmail', session.user.email);
+        } else {
+          localStorage.removeItem('userEmail');
+        }
+
         setIsLoading(false);
       }
     );

src/pages/Index.tsx

@@ -1,5 +1,4 @@
-
+import { useState, useEffect } from 'react';
-import { useState, useEffect, useCallback } from 'react';
 import Layout from '@/components/layout/Layout';
 import SummaryCard from '@/components/dashboard/SummaryCard';
 import TransactionsTable from '@/components/dashboard/TransactionsTable';
@@ -33,24 +32,6 @@ const Dashboard = () => {
 
   const [selectedMonth, setSelectedMonth] = useState<string>(getCurrentMonth());
 
-  // Use useCallback to ensure this function doesn't change on every render
-  const setupUserId = useCallback(() => {
-    const storedUserId = localStorage.getItem('userId');
-    const finDashUser = localStorage.getItem('finDashUser');
-    
-    if (!storedUserId && finDashUser) {
-      localStorage.setItem('userId', finDashUser);
-    } else if (!storedUserId && !finDashUser) {
-      const defaultId = '9f267008-9128-4a2f-b730-de0a0b5602a9';
-      localStorage.setItem('userId', defaultId);
-    }
-  }, []);
-
-  // Run the userId setup only once
-  useEffect(() => {
-    setupUserId();
-  }, [setupUserId]);
-
   // Load data when component mounts or month changes
   useEffect(() => {
     async function loadData() {