/// <summary>
/// Checks how many equal colors, withous repetitions, are in common with both rows
/// </summary>
/// <param name="row">The other row to compare</param>
/// <returns>Number of similar colors, without repetitions</returns>
internal int EqualColors(ColoredPegRow row)
{
if (this.NumberPegs != row.NumberPegs)
{
throw new MastermindColoredPegRowException("To compare objects, the number of pegs must be equal");
}
List <PegColor> foundColors = new List <PegColor>();
for (int i = 0; i < this.NumberPegs; i++)
{
if (!foundColors.Contains(this.Pegs[i]))
{
bool newColor = false;
PegColor current = this.Pegs[i];
foreach (PegColor color in row.Pegs)
{
if (current == color)
{
newColor = true;
break;
}
}
if (newColor)
{
foundColors.Add(current);
}
}
}
return(foundColors.Count);
}
/// <summary>
/// Creates the combination to be broke by human player
/// </summary>
/// <param name="combination">An array containing the combination</param>
/// <remarks>Once set, the combination cannot be changed</remarks>
public void setup(ColoredPegRow combination)
{
if (this.Status != GameStatus.Setup)
{
throw new MastermindGameException("Setup can only be done during setup game status");
}
this.theBoard.setup(combination);
this.Status = GameStatus.Ready;
}
/// <summary>
/// Checks how many pegs are in right positions (same color and same position)
/// </summary>
/// <param name="row">The other row to compare</param>
/// <returns>Number of right pegs</returns>
internal int EqualColorsAndPositions(ColoredPegRow row)
{
if (this.NumberPegs != row.NumberPegs)
{
throw new MastermindColoredPegRowException("To compare objects, the number of pegs must be equal");
}
int total = 0;
for (int i = 0; i < this.NumberPegs; i++)
{
if (this.Pegs[i] == row.Pegs[i])
{
total++;
}
}
return(total);
}
/// <summary>
/// Try to guess a row of the board
/// </summary>
/// <param name="row">Row with pegs to break the combination</param>
/// <returns>Result stats of the move</returns>
public MoveResult doMove(ColoredPegRow row)
{
if (this.Status != GameStatus.Running)
{
throw new MastermindGameException("The game is not running");
}
MoveResult result = this.theBoard.doMove(row);
// check for victory
if (result.TotalRightColorAndPosition == this.theBoard.NumberPegs)
{
this.theWinner = this.Players[0]; // human player
this.Status = GameStatus.Ended;
}
else if (result.NoMoreMoves)
{
this.theWinner = this.Players[1]; // computer
this.Status = GameStatus.Ended;
}
return(result);
}
/// <summary>
/// Checks if two ColoredPegRow are equal
/// </summary>
/// <param name="obj">The other object to compare</param>
/// <returns>True, if the rows are equal (peg colors and positions); false otherwise</returns>
/// <remarks>This method always returns false if the other object is not a ColoredPegRow</remarks>
public override bool Equals(object obj)
{
if (!(obj is ColoredPegRow))
{
return(false);
}
ColoredPegRow other = (ColoredPegRow)obj;
if (other.NumberPegs != this.NumberPegs)
{
return(false);
}
for (int i = 0; i < this.NumberPegs; i++)
{
if (this.Pegs[i] != other.Pegs[i])
{
return(false);
}
}
return(true);
}