public static List<EmployeeModel> GetAllEmployees()
{
List<EmployeeModel> employeeModelList=new List<EmployeeModel>();
FileSystem file = new FileSystem();
List<string> empId = file.RetrieveAllIds();
for (int i = 0; i < empId.Count - 1; i++)
{
employeeModelList.Add(GetEmployeeById(empId[i]));
}
return employeeModelList;
}
