chore: add project files and setup gitignore

reserva-mesa-dashboard/hooks/useStaff.ts

@@ -0,0 +1,76 @@
+"use client";
+
+import { useState, useEffect } from "react";
+import { ref, onValue, off, update, push, remove } from "firebase/database";
+import { db } from "@/lib/firebase";
+import { useAuth } from "@/hooks/useAuth";
+import { Staff } from "@/types/staff";
+
+export function useStaff() {
+  const { user } = useAuth();
+  const [staff, setStaff] = useState<Staff[]>([]);
+  const [loading, setLoading] = useState(true);
+
+  useEffect(() => {
+    if (!user?.email) return;
+
+    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
+            });
+          }
+        });
+      }
+      
+      setStaff(list);
+      setLoading(false);
+    });
+
+    return () => off(staffRef, "value", unsubscribe);
+  }, [user?.email]);
+
+  const addStaff = async (member: Omit<Staff, "id" | "restauranteEmail">) => {
+    if (!user?.email) return { success: false, error: "Utilizador não autenticado" };
+    
+    try {
+      const newStaffRef = push(ref(db, "Staff"));
+      const staffData: Staff = {
+        id: newStaffRef.key as string,
+        ...member,
+        restauranteEmail: user.email
+      };
+      await update(newStaffRef, staffData);
+      return { success: true };
+    } catch (error) {
+      console.error("Erro ao adicionar funcionário:", error);
+      return { success: false, error };
+    }
+  };
+
+  const deleteStaff = async (staffId: string) => {
+    try {
+      await remove(ref(db, `Staff/${staffId}`));
+      return { success: true };
+    } catch (error) {
+      console.error("Erro ao remover funcionário:", error);
+      return { success: false, error };
+    }
+  };
+
+  return {
+    staff,
+    loading,
+    addStaff,
+    deleteStaff
+  };
+}