Server.js with filtered students by search term

server.js

/*
 * Mock students data
 */
const students = [
  { name: "Alice Doe", email: "alice@xyz.com", department: "Computer Science" },
  {
    name: "John Doe",
    email: "john@xyz.com",
    department: "Information Technology",
  },
];

/*
 * Get students
 */
app.get("/api/students", (req, res) => {
  let studentsInternal = students;

  // Match if searchTerm is received from client
  // Your DB queries will use searchTerm for matching
  if (req.query.searchTerm) {
    studentsInternal = students.filter((student) => {
      return (
        student.name.match(new RegExp(req.query.searchTerm, "i")) ||
        student.email.match(new RegExp(req.query.searchTerm, "i")) ||
        student.department.match(new RegExp(req.query.searchTerm, "i"))
      );
    });
  }

  // Artificial delay for showing loader in client
  setTimeout(() => {
    res.status(200).json(studentsInternal);
  }, 2000);
});