private GridSquare TryGridDirection(HitTracker currentlyTracked, List <GridSquare> availableGuesses)
{
var nameArray = currentlyTracked.gridSquare._rectangle.Name.Split('_');
var xcoord = Int32.Parse(nameArray[1]);
var ycoord = Int32.Parse(nameArray[2]);
//find adjacent gridsquares
var left = availableGuesses.Where(x => x._rectangle.Name == $"fleet_{xcoord - 1}_{ycoord}");
var right = availableGuesses.Where(x => x._rectangle.Name == $"fleet_{xcoord + 1}_{ycoord}");
var up = availableGuesses.Where(x => x._rectangle.Name == $"fleet_{xcoord}_{ycoord - 1}");
var down = availableGuesses.Where(x => x._rectangle.Name == $"fleet_{xcoord}_{ycoord + 1}");
//first pass
if (currentlyTracked.direction == HitTracker.TrackingDirection.Neutral)
{
//try new directions if the last try didnt succeed
if (left.Any() && !currentlyTracked.hasTriedLeft)
{
var retval = left.First();
currentlyTracked.direction = HitTracker.TrackingDirection.Left;
currentlyTracked.hasTriedLeft = true;
return(retval);
}
if (up.Any() && !currentlyTracked.hasTriedUp)
{
var retval = up.First();
currentlyTracked.direction = HitTracker.TrackingDirection.Up;
currentlyTracked.hasTriedUp = true;
return(retval);
}
if (right.Any() && !currentlyTracked.hasTriedRight)
{
var retval = right.First();
currentlyTracked.direction = HitTracker.TrackingDirection.Right;
currentlyTracked.hasTriedRight = true;
return(retval);
}
if (down.Any() && !currentlyTracked.hasTriedDown)
{
var retval = down.First();
currentlyTracked.direction = HitTracker.TrackingDirection.Down;
currentlyTracked.hasTriedDown = true;
return(retval);
}
}
else
{
//is currently tracking a direction
//if the last try was successful keep tracking that direction
if (left.Any() && currentlyTracked.direction == HitTracker.TrackingDirection.Left && currentlyTracked.lastTryWasSuccessful)
{
return(left.First());
}
if (up.Any() && currentlyTracked.direction == HitTracker.TrackingDirection.Up && currentlyTracked.lastTryWasSuccessful)
{
return(up.First());
}
if (right.Any() && currentlyTracked.direction == HitTracker.TrackingDirection.Right && currentlyTracked.lastTryWasSuccessful)
{
return(right.First());
}
if (down.Any() && currentlyTracked.direction == HitTracker.TrackingDirection.Down && currentlyTracked.lastTryWasSuccessful)
{
return(down.First());
}
//if the last try wasn't successful guess in a clockwise direction
if (up.Any() && currentlyTracked.direction == HitTracker.TrackingDirection.Left && !currentlyTracked.lastTryWasSuccessful)
{
currentlyTracked.direction = HitTracker.TrackingDirection.Up;
return(up.First());
}
if (right.Any() && currentlyTracked.direction == HitTracker.TrackingDirection.Up && !currentlyTracked.lastTryWasSuccessful)
{
currentlyTracked.direction = HitTracker.TrackingDirection.Right;
return(right.First());
}
if (down.Any() && currentlyTracked.direction == HitTracker.TrackingDirection.Right && !currentlyTracked.lastTryWasSuccessful)
{
currentlyTracked.direction = HitTracker.TrackingDirection.Down;
return(down.First());
}
if (left.Any() && currentlyTracked.direction == HitTracker.TrackingDirection.Down && !currentlyTracked.lastTryWasSuccessful)
{
currentlyTracked.direction = HitTracker.TrackingDirection.Left;
return(left.First());
}
}
//if we fell all the way through just make a new random guess
return(ResetTrackingState(availableGuesses));
}
public Tuple <bool, bool, string, bool> CheckFireResult(Player player, int xcoord, int ycoord)
{
//Tuple definition:
//bool was a hit
//bool was a ship sunk
//string the ship name that was sunk
//victory condtion was reached
var c = new Coordinate(xcoord, ycoord, new HitState());
foreach (Ship s in player.Fleet)
{
if (s.CoordinatesList.Where(x => x.X == c.X && x.Y == c.Y).Any())
{
s.CoordinatesList.Where(x => x.X == c.X && x.Y == c.Y).First().hitState.WasHit = HitState.HitValue.Hit;
//player 1s ship was hit
if (player.PlayerName == "Player 1")
{
var gridSquare = GridSquares.Where(x => x._rectangle.Name == $"fleet_{c.X}_{c.Y}").Single();
gridSquare.WasHit = HitState.HitValue.Hit;
IsTrackingTarget = true;
var hitTracker = new HitTracker(gridSquare);
TrackingStack.Push(hitTracker);
}
var wasSunk = WasShipSunk(s);
if (wasSunk)
{
//player 1's ship was sunk
if (player.PlayerName == "Player 1")
{
IsTrackingTarget = false;
TrackingStack = new Stack <HitTracker>();
}
bool victoryState = CheckVictoryState(player);
return(Tuple.Create(true, true, s.ShipName, victoryState));
}
else
{
//was hit but did not sink
if (player.PlayerName == "Player 1" && IsTrackingTarget)
{
if (TrackingStack.Any())
{
var stackTop = TrackingStack.Peek();
stackTop.lastTryWasSuccessful = true;
}
}
return(Tuple.Create(true, false, String.Empty, false));
}
}
}
//was a miss
if (TrackingStack.Any())
{
var topOfStack = TrackingStack.Peek();
topOfStack.lastTryWasSuccessful = false;
}
return(Tuple.Create(false, false, String.Empty, false));
}
