/// <summary>
/// The function load the battleship to the battlefield
/// </summary>
/// <param name="battlefield"></param>
/// <returns>Returns new battlfield object with new battlship</returns>
private IBattleField LoadShipToBattlefield(IBattleField battlefield)
{
IBattleField newBattleField = (IBattleField)battlefield.Clone();
int xOfTheBattlefield = battlefield.GetArray().GetLength(0) - 1;
int yOfTheBattlefield = battlefield.GetArray().GetLength(1) - 1;
int?maxXcoordinate = this.CoordinatesOfTheShip.Max(a => a.X);
int?maxYcoordinate = this.CoordinatesOfTheShip.Max(a => a.Y);
int?minXcoordinate = this.CoordinatesOfTheShip.Min(a => a.X);
int?minYcoordinate = this.CoordinatesOfTheShip.Min(a => a.Y);
foreach (Coordinates mast in this.CoordinatesOfTheShip)
{
newBattleField = newBattleField.AddMastOfTheShip(this.id, Convert.ToInt32(mast.X), Convert.ToInt32(mast.Y));
}
return(newBattleField);
}
/// <summary>
/// The function is checking is no collision on the map with other ship.
/// </summary>
/// <param name="battlefield"></param>
/// <param name="coordinatesForTheShip"></param>
/// <returns></returns>
private bool IsNoColisionOnTHeMap(IBattleField battlefield, List <Coordinates> coordinatesForTheShip)
{
foreach (Coordinates coordinates in coordinatesForTheShip)
{
FieldState fieldState = battlefield.GetArray()[Convert.ToInt32(coordinates.X), Convert.ToInt32(coordinates.Y)].State;
if (fieldState != FieldState.Empty)
{
return(false);
}
}
return(true);
}
/// <summary>
/// This function get coordinates from the user.
/// </summary>
/// <returns>Two coordinates x and y</returns>
public static (int x, int y) GetCoorinatesFromUser(IBattleField battlefield)
{
Console.Write("x:");
int x;
while (Int32.TryParse(Console.ReadLine(), out x) == false || battlefield.GetArray().GetLength(0) <= x || x < 0)
{
Console.WriteLine("The coordinate is wrong. You should type a number from 0 to 9");
Console.Write("x:");
}
Console.Write("y:");
int y;
while (Int32.TryParse(Console.ReadLine(), out y) == false || battlefield.GetArray().GetLength(1) <= y || y < 0)
{
Console.WriteLine("The coordinate is wrong. You should type a number from 0 to 9");
Console.Write("y:");
}
return(x : x, y : y);
}
/// <summary>
/// The function try to set all coordinates of the masts. It will be possible only if is no collision with other ship on the map
/// </summary>
/// <param name="battlefield"></param>
/// <param name="intitialXPostion"></param>
/// <param name="initialYPosition"></param>
/// <param name="directionOfTheShip"></param>
/// <returns>Return true if opperation was succed and false when isn't</returns>
public bool TrySetCoordinatesForTheShip(IBattleField battlefield, int intitialXPostion, int initialYPosition, Direction directionOfTheShip)
{
bool isNoCollisions = false;
switch (directionOfTheShip)
{
case Direction.Rigth:
int distanceToRightBorder = battlefield.GetArray().GetLength(0) - intitialXPostion;
if (distanceToRightBorder >= this.Size)
{
List <Coordinates> TemporaryCoordinatesOfTheShip = new List <Coordinates>();
for (int i = 0; i < this.Size; i++)
{
TemporaryCoordinatesOfTheShip.Add(new Coordinates()
{
X = intitialXPostion + i, Y = initialYPosition
});
}
if (IsNoColisionOnTHeMap(battlefield, TemporaryCoordinatesOfTheShip))
{
this.coordinatesOfTheShip = TemporaryCoordinatesOfTheShip;
isNoCollisions = true;
}
else
{
isNoCollisions = false;
}
}
else
{
isNoCollisions = false;
}
break;
case Direction.Down:
int distanceToBottomBorder = battlefield.GetArray().GetLength(0) - initialYPosition;
if (distanceToBottomBorder >= this.Size)
{
List <Coordinates> TemporaryCoordinatesOfTheShip = new List <Coordinates>();
for (int i = 0; i < this.Size; i++)
{
TemporaryCoordinatesOfTheShip.Add(new Coordinates()
{
X = intitialXPostion, Y = initialYPosition + i
});
}
if (IsNoColisionOnTHeMap(battlefield, TemporaryCoordinatesOfTheShip))
{
this.coordinatesOfTheShip = TemporaryCoordinatesOfTheShip;
isNoCollisions = true;
}
}
else
{
isNoCollisions = false;
}
break;
case Direction.Left:
int distanceToLeftBorder = intitialXPostion + 1;
if (distanceToLeftBorder >= this.Size)
{
List <Coordinates> TemporaryCoordinatesOfTheShip = new List <Coordinates>();
for (int i = 0; i < this.Size; i++)
{
TemporaryCoordinatesOfTheShip.Add(new Coordinates()
{
X = intitialXPostion - i, Y = initialYPosition
});
}
if (IsNoColisionOnTHeMap(battlefield, TemporaryCoordinatesOfTheShip))
{
this.coordinatesOfTheShip = TemporaryCoordinatesOfTheShip;
isNoCollisions = true;
}
}
else
{
isNoCollisions = false;
}
break;
case Direction.Up:
int distanceToTopBorder = initialYPosition + 1;
if (distanceToTopBorder >= this.Size)
{
List <Coordinates> TemporaryCoordinatesOfTheShip = new List <Coordinates>();
for (int i = 0; i < this.Size; i++)
{
TemporaryCoordinatesOfTheShip.Add(new Coordinates()
{
X = intitialXPostion, Y = initialYPosition - i
});
}
if (IsNoColisionOnTHeMap(battlefield, TemporaryCoordinatesOfTheShip))
{
this.coordinatesOfTheShip = TemporaryCoordinatesOfTheShip;
isNoCollisions = true;
}
}
else
{
isNoCollisions = false;
}
break;
}
return(isNoCollisions);
}