internal static void DeleteUser(UserViewModel user)
{
WarehouseEntities entity = new WarehouseEntities();
var userToDelete =
from utd in entity.Users
where utd.Username.Contains(user.Username)
select utd;
if (userToDelete.Count() != 0)
{
foreach (var item in userToDelete)
{
entity.Users.Remove(item);
}
entity.SaveChanges();
MessageBox.Show("User " + user.Username + " deleted", "Confirmation", MessageBoxButton.OK);
}
else
{
MessageBox.Show("User " + user.Username + " doesn't exist", "Warning", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
}
internal static void AddUser(UserViewModel user)
{
WarehouseEntities entity = new WarehouseEntities();
var userToAdd =
from uta in entity.Users
where uta.Username==user.Username
select uta;
if (userToAdd.Count()!=0)
{
MessageBox.Show("User " + user.Username + " exists", "Warning", MessageBoxButton.OK, MessageBoxImage.Warning);
}
else
{
entity.Users.Add(new User()
{
Username = user.Username,
Password = Convert.ToBase64String(System.Security.Cryptography.MD5.Create().
ComputeHash(Encoding.UTF8.GetBytes(user.Password))),
Rank = user.Rank
});
entity.SaveChanges();
MessageBox.Show("User " + user.Username + " added", "Confirmation", MessageBoxButton.OK);
}
}
public WarehouseViewModel()
{
this.newProductViewModel = new ProductViewModel();
this.newVendorViewModel = new VendorViewModel();
this.newUserViewModel = new UserViewModel();
}