private bool MoveGrid(GameServiceModel game, Enum direction)
{
var isMoved = false;
switch (direction)
{
case Left:
isMoved = MoveLeft(game);
break;
case Right:
isMoved = MoveRight(game);
break;
case Up:
isMoved = MoveUp(game);
break;
case Down:
isMoved = MoveDown(game);
break;
default:
break;
}
UpdateMaxNumber(game);
return(isMoved);
}
private GameServiceModel MoveGameField(int[,] gameField, int currentScore, Enum direction)
{
var gameServiceModel = new GameServiceModel()
{
Field = gameField,
CurrentScore = currentScore
};
var isMoved = this.gameManager.MoveKey(gameServiceModel, direction);
if (isMoved)
{
AddRandomNumber(gameServiceModel.Field);
}
else
{
var hasZeroValues = HasZeroValues(gameServiceModel.Field);
if (!hasZeroValues)
{
var isOver = IsGameOver(gameServiceModel.Field);
gameServiceModel.IsFinished = isOver;
}
}
return(gameServiceModel);
}
private bool MoveRight(GameServiceModel game)
{
var isMoved = false;
var field = game.Field;
for (int i = 0; i < field.GetLength(0); i++)
{
var lastPositiveValue = field[i, field.GetLength(1) - 1];
var zeroValues = lastPositiveValue != 0 ? 0 : 1;
for (int k = field.GetLength(1) - 2; k >= 0; k--)
{
var currentNumber = field[i, k];
if (currentNumber != 0)
{
if (currentNumber == lastPositiveValue)
{
field[i, k + zeroValues + 1] *= 2;
field[i, k] = 0;
lastPositiveValue = 0;
game.CurrentScore += field[i, k + zeroValues + 1];
zeroValues++;
isMoved = true;
}
else if (zeroValues > 0)
{
field[i, k + zeroValues] = currentNumber;
field[i, k] = 0;
lastPositiveValue = currentNumber;
isMoved = true;
}
else
{
lastPositiveValue = currentNumber;
}
}
else
{
zeroValues++;
}
}
}
return(isMoved);
}
private void UpdateMaxNumber(GameServiceModel game)
{
var maxNumber = 0;
for (int i = 0; i < game.Field.GetLength(0); i++)
{
for (int k = 0; k < game.Field.GetLength(1); k++)
{
if (game.Field[i, k] > maxNumber)
{
maxNumber = game.Field[i, k];
}
}
}
game.MaxNumber = maxNumber;
}
private bool MoveUp(GameServiceModel game)
{
var isMoved = false;
var field = game.Field;
for (int i = 0; i < field.GetLength(0); i++)
{
var lastPositiveValue = field[0, i];
var zeroValues = lastPositiveValue != 0 ? 0 : 1;
for (int k = 1; k < field.GetLength(1); k++)
{
var currentNumber = field[k, i];
if (currentNumber != 0)
{
if (currentNumber == lastPositiveValue)
{
field[k - zeroValues - 1, i] *= 2;
field[k, i] = 0;
lastPositiveValue = 0;
game.CurrentScore += field[k - zeroValues - 1, i];
zeroValues++;
isMoved = true;
}
else if (zeroValues > 0)
{
field[k - zeroValues, i] = currentNumber;
field[k, i] = 0;
lastPositiveValue = currentNumber;
isMoved = true;
}
else
{
lastPositiveValue = currentNumber;
}
}
else
{
zeroValues++;
}
}
}
return(isMoved);
}
public void SetInit()
{
this.games = new GameService();
this.game = new GameViewModel
{
Field = new int[, ]
{
{ 2, 0, 2, 128 },
{ 8, 8, 8, 0 },
{ 8, 8, 2, 0 },
{ 16, 16, 16, 16 }
}
};
this.serviceGame = new GameServiceModel()
{
Field = this.game.Field,
CurrentScore = this.game.CurrentScore
};
}
public bool MoveKey(GameServiceModel game, Enum direction) => MoveGrid(game, direction);