public bool OverlapsWith(Ship otherShip)
{
var shipLastX = X + Size - 1;
var otherShipLastX = otherShip.X + otherShip.Size - 1;
var shipAllX = new List<int>();
var otherShipAllX = new List<int>();
var shipLastY = Y;
var otherShipLastY = otherShip.Y;
var shipAllY = new List<int> { Y };
var otherShipAllY = new List<int> { otherShip.Y };
var xCoordinatesForGap = new List<int>();
var yCoordinatesForGap = new List<int>();
if (Direction == Direction.Vertical)
{
shipLastX = X;
shipLastY = Y + Size - 1;
for (var i = Y+1; i < shipLastY; i++)
{
shipAllY.Add(i);
}
}
if (otherShip.Direction == Direction.Vertical)
{
otherShipLastX = otherShip.X;
otherShipLastY = otherShip.Y + otherShip.Size - 1;
for (var i = Y+1; i < otherShipLastY; i++)
{
otherShipAllY.Add(i);
}
}
for (var i = X; i <= shipLastX; i++)
{
shipAllX.Add(i);
}
for (var i = otherShip.X; i <= otherShipLastX; i++)
{
otherShipAllX.Add(i);
}
foreach (var shipX in shipAllX)
{
xCoordinatesForGap.Add(shipX);
xCoordinatesForGap.Add(shipX + 1);
xCoordinatesForGap.Add(shipX - 1);
}
foreach (var shipY in shipAllY)
{
yCoordinatesForGap.Add(shipY);
yCoordinatesForGap.Add(shipY + 1);
yCoordinatesForGap.Add(shipY - 1);
}
if (X == otherShip.X && Y == otherShip.Y) return true;
if (otherShipAllX.Any(t => otherShipAllY.Any(t1 => shipAllX.Any(a => a == t)
&& shipAllY.Any(a => a == t1))))
{
return true;
}
return otherShipAllX.Any(t => otherShipAllY.Any(t1 => xCoordinatesForGap.Any(a => a == t)
&& yCoordinatesForGap.Any(a => a == t1)));
}
public static bool TryParse(string notation, out Ship pos)
{
pos = default(Ship);
try
{
pos = (Ship)Parse(notation);
return true;
}
catch
{
return false;
}
}