code:

public ICommand DrawNewHandButtonClick
{
    get
    {
        return (ICommand) this.m_drawNewHandButtonClick ?? (ICommand) (this.m_drawNewHandButtonClick = new RelayCommand(new Action(this.DrawNewHand)));
    }
}

private void DrawNewHand()
{
    this.Shuffle();
    this.m_mulligan = 0;
    this.SampleHandLayoutModel.CardSorter.Clear();
    for (int index = 0; index < 7 && index < this.m_library.Count; ++index)
    {
        this.SampleHandLayoutModel.CardSorter.LoadCard(new DetailsViewModel().Initialize(
            (ICardDefinition) Enumerable.ElementAt<ILegalOwnedCard>((IEnumerable<ILegalOwnedCard>) this.m_library, index), true, (ILegalOwnedCard) null),
            (ICardSorterViewModel) null);
        this.OnPropertyChanged("SampleHandLayoutModel");
    }
}

private void Shuffle()
{
    Random random = new Random();
    for (int index1 = 0; index1 < this.m_library.Count; ++index1)
    {
        int index2 = random.Next(this.m_library.Count);
        ILegalOwnedCard legalOwnedCard = Enumerable.ElementAt((IEnumerable) this.m_library, index1);
        this.m_library.RemoveAt(index1);
        this.m_library.Insert(index2, legalOwnedCard);
    }
}