public bool DestroyShip(int[] hitPosition, int[,] board, Models.Ship ship)
{
if (ship.IsHorizontal && hitPosition[0].Equals(ship.StartRow) && hitPosition[1] >= ship.StartColumn &&
hitPosition[1] <= (ship.Length - 1) + ship.StartColumn)
{
//check for already hit.
if (board[hitPosition[0], hitPosition[1]] != 1)
{
board[hitPosition[0], hitPosition[1]] = 1;
ship.HitCount++;
return(true);
}
}
else if (!ship.IsHorizontal && hitPosition[1].Equals(ship.StartColumn) && hitPosition[0] >= ship.StartRow &&
hitPosition[0] <= (ship.Length - 1) + ship.StartRow)
{
//check for already hit.
if (board[hitPosition[0], hitPosition[1]] != 1)
{
board[hitPosition[0], hitPosition[1]] = 1;
ship.HitCount++;
return(true);
}
}
return(false);
}
public bool AddShips(int startRow, int startColumn, int length, int alignment, ref List <Models.Ship> shipList, Models.Board board)
{
var ship = new Models.Ship
{
StartRow = startRow,
StartColumn = startColumn,
Length = length,
IsHorizontal = alignment == 0
};
if (!Board.CheckOverlap(shipList, ship, board.BoardDimension))
{
return(false);
}
shipList.Add(ship);
return(true);
}
public bool CheckOverlap(List <Models.Ship> ships, Models.Ship ship, int[,] board)
{
var horizontalCondition =
ship.IsHorizontal && ship.StartColumn + ship.Length - 1 <= board.GetLength(1);
var verticalCondition =
!ship.IsHorizontal && ship.StartRow + ship.Length - 1 <= board.GetLength(0);
if (ships.Count > 0)
{
foreach (var s in ships)
{
if (horizontalCondition)
{
if (s.StartRow == ship.StartRow && s.StartColumn >= ship.StartColumn &&
s.StartColumn + s.Length - 1 <= ship.StartColumn)
{
return(false);
}
}
else if (verticalCondition)
{
if (s.StartColumn == ship.StartColumn && s.StartRow >= ship.StartRow &&
s.StartRow + s.Length - 1 <= ship.StartRow)
{
return(false);
}
}
else
{
return(true);
}
}
}
else
{
return(horizontalCondition || verticalCondition);
}
return(false);
}