public bool ValidateUsername(string username)
{
if (username?.Length < 3)
{
return(false);
}
List <IUserModel> users = new List <IUserModel>(_userDBHelper.GetUsersList());
foreach (var user in users)
{
if (username == user?.Username)
{
return(false);
}
}
return(true);
}
public UserManagementViewModel(IUserDBHelper userDBHelper, IUserValidator userValidator)
{
_userDBHelper = userDBHelper;
_userValidator = userValidator;
UsersList = new BindableCollection <IUserModel>(_userDBHelper.GetUsersList());
}
public void RefreshList()
{
UsersList = new BindableCollection <IUserModel>(_userDBHelper.GetUsersList());
NotifyOfPropertyChange(() => UsersList);
}
