/// <summary>
/// Method to score Boxes that a Turn may have created.
/// </summary>
/// <param name="Turn">The Turn completed</param>
/// <returns>Returns the number of boxes created.</returns>
private int ScoreBoxes(Turn Turn)
{
int score = 0;
var x = 0;
var y = 0;
var b1 = 0;
var b2 = 0;
//Check if Line is Verticle or Horizontal
if(Turn.Line.Direction == "Verticle")
{
//If Line is Verticle, the X value is static.
x = Turn.Line.To.X;
//Find the lowest Y value
if(Turn.Line.To.Y > Turn.Line.From.Y)
{
y = Turn.Line.From.Y;
}
else
{
y = Turn.Line.To.Y;
}
//Calcaluate the Position for the boxes on either side of the line.
b1 = ( y * height ) + x;
b2 = ( y * height ) + (x - 1);
//Retreive box1 from list.
var box1 = this.Boxes.ElementAtOrDefault( b1 );
//If box is out of bounds, box1 will be null
if ( box1 != null )
{
//A verticle line will be the west line of the first box.
if(box1.West.Created)
{
//Line was already created. Throw an exception.
throw new InvalidTurnException( "Line Has already been created." );
}
else
{
//Assign the Line to the Player
box1.West.Created = true;
box1.West.Player = Turn.Player;
//Check to see if the new line creates a box
if ( box1.Completed() )
{
//If so, set the owner to the current Player and increment score.
box1.Owner = Turn.Player;
score++;
}
//Otherwise, do nothing.
//Move on to box 2.
}
}
//Retreive box2 from list.
var box2 = this.Boxes.ElementAtOrDefault( b2 );
//If box is out of bounds, box2 will be null
if ( box2 != null )
{
//A verticle line will be the east line of the first box.
if ( box2.East.Created )
{
//Line was already created. Throw an exception.
throw new InvalidTurnException( "Line Has already been created." );
}
else
{
//Assign the Line to the Player
box2.East.Created = true;
box2.East.Player = Turn.Player;
//Check to see if the new line creates a box
if ( box2.Completed() )
{
//If so, set the owner to the current Player and increment score.
box2.Owner = Turn.Player;
score++;
}
//Otherwise, do nothing.
//Both boxes have been examined. The turn has been successfully added.
}
}
}
else
{
//If Line is Horizontal, the Y value is static.
y = Turn.Line.To.Y;
//Find the lowest X value.
if(Turn.Line.To.X > Turn.Line.From.X)
{
x = Turn.Line.From.X;
}
else
{
x = Turn.Line.To.X;
}
//Calcaluate the Position for the boxes on either side of the line.
b1 = ( y * height ) + x;
b2 = ( (y - 1) * height ) + x;
//Retreive box1 from list.
var box1 = this.Boxes.ElementAtOrDefault( b1 );
//If box is out of bounds, box1 will be null
if ( box1 != null )
{
//A horizontal line will be the south line of the first box.
if ( box1.South.Created )
{
//Line was already created. Throw an exception.
throw new InvalidTurnException( "Line Has already been created." );
}
else
{
//Assign the Line to the Player
box1.South.Created = true;
box1.South.Player = Turn.Player;
//Check to see if the new line creates a box
if ( box1.Completed() )
{
//If so, set the owner to the current Player and increment score.
box1.Owner = Turn.Player;
score++;
}
//Otherwise, do nothing.
//Move on to box 2.
}
}
//Retreive box2 from list.
var box2 = this.Boxes.ElementAtOrDefault( b2 );
//If box is out of bounds, box2 will be null
if ( box2 != null )
{
//A horizontal line will be the north line of the first box.
if ( box2.North.Created )
{
//Line was already created. Throw an exception.
throw new InvalidTurnException( "Line Has already been created." );
}
else
{
//Assign the Line to the Player
box2.North.Created = true;
box2.North.Player = Turn.Player;
//Check to see if the new line creates a box
if ( box2.Completed() )
{
//If so, set the owner to the current Player and increment score.
box2.Owner = Turn.Player;
score++;
}
//Otherwise, do nothing.
//Both boxes have been examined. The turn has been successfully added.
}
}
}
return score;
/*
//Go through each box on the grid.
foreach(var box in Boxes)
{
//If Current Box is not completed already, check to see if this turn completed it.
if(!box.Completed())
{
//Check if the line from the Turn matches the Northern Line for the box.
if(box.North.Equals(Turn.Line))
{
//Check if Line has Already Been Created (A line touches up to two boxes directly)
if(!box.North.Created)
{
//Line has not been created. Create line, attach it to the player, and check if the line completes the box.
box.North.Created = true;
box.North.Player = Turn.Player;
if(box.Completed())
{
//Line completes
box.Owner = Turn.Player;
score++;
}
}
else
{
throw new InvalidTurnException("Line Has already been created.");
}
}
else if(box.South.Equals(Turn.Line))
{
if ( !box.South.Created )
{
box.South.Created = true;
box.South.Player = Turn.Player;
if ( box.Completed() )
{
box.Owner = Turn.Player;
score++;
}
}
else
{
throw new InvalidTurnException( "Line Has already been created." );
}
}
else if(box.West.Equals(Turn.Line))
{
if ( !box.West.Created )
{
box.West.Created = true;
box.West.Player = Turn.Player;
if ( box.Completed() )
{
box.Owner = Turn.Player;
score++;
}
}
else
{
throw new InvalidTurnException( "Line Has already been created." );
}
}
else if(box.East.Equals(Turn.Line))
{
if ( !box.East.Created )
{
box.East.Created = true;
box.East.Player = Turn.Player;
if ( box.Completed() )
{
box.Owner = Turn.Player;
score++;
}
}
else
{
throw new InvalidTurnException( "Line Has already been created." );
}
}
}
if ( score == 2 )
{
break;
}
}
return score;
*/
}
/// <summary>
/// Method to Add a Turn to the Game.
/// </summary>
/// <param name="Turn">The Turn to Play</param>
public void AddTurn(Turn Turn)
{
//Grab who the current player ought to be from the Dictionary.
var currentPlayer = Players.FirstOrDefault( c => c.Key == this.CurrentPlayer );
//Verify the game is started/startable, and the gmae is not finished. Also, verify the player submitting the turn is correct.
if(!GameFinished && (GameStarted || GameStartable) && currentPlayer.Value.Id.Equals(Turn.Player.Id) )
{
//Add the Turn to the list.
this.Turns.Add( Turn );
//Draw the lines and score the boxes.
var score = this.ScoreBoxes( Turn );
//If the player did not score, then the turn moves to the next player.
if ( score == 0 )
{
//If the current player is the last player in the list, return to the first player
if(this.CurrentPlayer == this.Players.Count - 1 )
{
this.CurrentPlayer = this.Players.First().Key;
}
//Else, proceed to the next Player in the list.
else
{
this.CurrentPlayer++;
}
}
//Otherwise, the player goes again, and we save his score to his player account.
else
{
currentPlayer.Value.Score += score;
}
}
else
throw new InvalidTurnException("It is not your turn, or the game has not yet started, or the game is finished!");
}
