antes de alterar login

reserva-mesa-dashboard/hooks/useStaff.ts

@@ -17,23 +17,29 @@ export function useStaff() {
     const staffRef = ref(db, "Staff");
     
     const unsubscribe = onValue(staffRef, (snapshot) => {
-      const data = snapshot.val();
-      const list: Staff[] = [];
-      
-      if (data) {
-        Object.keys(data).forEach((key) => {
-          const item = data[key];
-          if (item.restauranteEmail === user.email) {
-            list.push({
-              id: key,
-              ...item
-            });
-          }
-        });
+      try {
+        const data = snapshot.val();
+        const list: Staff[] = [];
+        
+        if (data) {
+          Object.keys(data).forEach((key) => {
+            const item = data[key];
+            if (item?.restauranteEmail === user.email) {
+              list.push({
+                id: key,
+                ...item
+              });
+            }
+          });
+        }
+        
+        setStaff(list);
+      } catch (error) {
+        console.error("[useStaff] Error processing data:", error);
+        setStaff([]);
+      } finally {
+        setLoading(false);
       }
-      
-      setStaff(list);
-      setLoading(false);
     });
 
     return () => off(staffRef, "value", unsubscribe);