/// <summary>
/// This method swaps values 'a' and 'b' in Sequence property of BarleyModel class
/// </summary>
/// <param name="barleyModel">the instance of class to swap values</param>
/// <param name="a">first value to swap</param>
/// <param name="b">second value to swap</param>
private void Swap(ref BarleyModel barleyModel, int a, int b)
{
//swap
int temp = barleyModel.Sequence[a];
barleyModel.Sequence[a] = barleyModel.Sequence[b];
barleyModel.Sequence[b] = temp;
}
/// <summary>
/// check if the game is over and you won
/// otherwise return game View
/// </summary>
/// <returns></returns>
public ActionResult Index()
{
BarleyModel sequence = TempData["sequence"] as BarleyModel;
if (sequence != null)
{
if (sequence.Sequence.SequenceEqual(template))
{
return(RedirectToAction("Congratulations"));
}
return(View(sequence));
}
return(View(staticModel));
}
public ActionResult Move(BarleyModel barleyModel)
{
int zeroPosition = barleyModel.Sequence.IndexOf(0);
int btnPos = barleyModel.Sequence.IndexOf(barleyModel.Button);
if ((zeroPosition + 1) % square != 0)
{
if (btnPos - zeroPosition == 1)
{
Swap(ref barleyModel, zeroPosition, btnPos);
swaped = true;
}
else if ((zeroPosition + 1 <= (barleyModel.Sequence.Count - square) && btnPos - zeroPosition == square) || (zeroPosition + 1 > square && zeroPosition - btnPos == square))
{
Swap(ref barleyModel, zeroPosition, btnPos);
swaped = true;
}
}
if (!swaped)
{
if (zeroPosition + 4 % square != 0)
{
if (zeroPosition - btnPos == 1)
{
Swap(ref barleyModel, zeroPosition, btnPos);
}
else if ((zeroPosition + 1 <= (barleyModel.Sequence.Count - square) && btnPos - zeroPosition == square) || (zeroPosition + 1 > square && zeroPosition - btnPos == square))
{
Swap(ref barleyModel, zeroPosition, btnPos);
}
}
}
swaped = false;
TempData["sequence"] = barleyModel;
staticModel = barleyModel;
return(RedirectToAction("Index", "Home"));
}