antes de alterar login

reserva-mesa-dashboard/hooks/useReservas.ts

@@ -17,30 +17,36 @@ export function useReservas() {
     const reservasRef = ref(db, "reservas");
     
     const unsubscribe = onValue(reservasRef, (snapshot) => {
-      const data = snapshot.val();
-      const list: Reserva[] = [];
-      
-      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: Reserva[] = [];
+        
+        if (data) {
+          Object.keys(data).forEach((key) => {
+            const item = data[key];
+            if (item?.restauranteEmail === user.email) {
+              list.push({
+                id: key,
+                ...item
+              });
+            }
+          });
+        }
+        
+        // Sort by date and time (newest first for management)
+        list.sort((a, b) => {
+          const dateA = new Date(`${a.data.replace(/-/g, "/")} ${a.hora}`);
+          const dateB = new Date(`${b.data.replace(/-/g, "/")} ${b.hora}`);
+          return dateB.getTime() - dateA.getTime();
         });
-      }
-      
-      // Sort by date and time (newest first for management)
-      list.sort((a, b) => {
-        const dateA = new Date(`${a.data.replace(/-/g, "/")} ${a.hora}`);
-        const dateB = new Date(`${b.data.replace(/-/g, "/")} ${b.hora}`);
-        return dateB.getTime() - dateA.getTime();
-      });
 
-      setReservas(list);
-      setLoading(false);
+        setReservas(list);
+      } catch (error) {
+        console.error("[useReservas] Error processing data:", error);
+        setReservas([]);
+      } finally {
+        setLoading(false);
+      }
     });
 
     return () => off(reservasRef, "value", unsubscribe);