/// <summary>
/// Check the state of the board - Is there a winner?
/// </summary>
/// <returns>
/// LarvaWin if larva is in winning row
/// BirdWin if the birds have eaten the larva
/// Running if no winner
/// </returns>
public GameState CheckForWinner()
{
var birdsCanMove = false;
// Check if any bird has captured the larva
foreach (var bird in Birds)
{
// Also check that at least one bird can move
birdsCanMove |= bird.CanMove();
if (bird.Pos == Larva.Pos)
{
return(GameState.BirdWin);
}
}
if (!birdsCanMove)
{
return(GameState.LarvaWin);
}
// Check if the larva is in winning row
if (Larva.Pos.Row == NUM_ROWS - 1)
{
return(GameState.LarvaWin);
}
if (!Larva.CanMove())
{
return(GameState.BirdWin);
}
// No winner yet
return(GameState.Running);
}