/// <summary>
/// try to get the letter at the provided x and y pos
/// returns the letter object if possible, null if not
/// </summary>
/// <param name="x">the x pos of the tile to get</param>
/// <param name="y">the y pos of the tile to get</param>
/// <returns></returns>
private LetterGameLetter BoardTryGetTile(int x, int y)
{
LetterGameLetter ret = null;
if (IsBoardTileValid(x, y))
{
if (tileMap[x, y] != null)
{
ret = tileMap[x, y];
}
}
return(ret);
}
/// <summary>
/// Tries to get a specific letter from the game manager
/// If a letter is available (not on the board) the letters object is returned
/// if not null
/// </summary>
/// <param name="letter">the letter to check if is available</param>
/// <returns>the letters object is it is available else null</returns>
public LetterGameLetter TryGetLetter(string letter)
{
LetterGameLetter ret = null;
foreach (LetterGameLetter l in playerLetters[letter])
{
if (!l.IsOnBoard)
{
ret = l;
break;
}
}
this.RefreshLetterCountDisplay();
return(ret);
}
/// <summary>
/// Tries to remove the provided letter from the board
/// </summary>
/// <param name="letter">the letter object to remove from the board</param>
/// <returns>true if successful false if not</returns>
private bool BoardTryRemoveLetter(LetterGameLetter letter)
{
bool suc = false;
var foundLetter = WUArrays.MultiDimFind(tileMap, letter);
if (foundLetter != null)
{
tileMap[letter.XPos, letter.YPos] = null;
letter.IsOnBoard = false;
letter.XPos = -1;
letter.YPos = -1;
this.RefreshLetterCountDisplay();
suc = true;
}
return(suc);
}
/// <summary>
/// Fills in the players letters
/// </summary>
/// <param name="playerDataDict"></param>
private void FillPlayerLetters(Dictionary <string, int> playerDataDict)
{
if (playerDataDict == null)
{
throw new NullReferenceException("Letter dictionary is null");
}
foreach (string key in playerDataDict.Keys)
{
if (playerLetters.Keys.Contains(key))
{
for (int i = 0; i < playerDataDict[key]; i++)
{
int letterValue = letters[key];
LetterGameLetter newLetter = new LetterGameLetter(-1, -1, key, letterValue);
playerLetters[key].Add(newLetter);
}
}
}
}
/// <summary>
/// Set a tile on the board. if the tile is occupied the occupant wil be removed
/// </summary>
/// <param name="x">the x pos to place the letter</param>
/// <param name="y">the y pos to place the letter</param>
/// <param name="tile">the letter object to place</param>
private void BoardSetTile(int x, int y, LetterGameLetter tile)
{
LetterGameLetter oldTile = this.BoardTryGetTile(x, y);
if (oldTile != null)
{
// if there is a tile at the position remove it
this.BoardTryRemoveLetter(oldTile);
}
// remove the tiles old position from the log
if (tile.IsOnBoard)
{
tileMap[tile.XPos, tile.YPos] = null;
}
tile.XPos = x;
tile.YPos = y;
tile.IsOnBoard = true;
tileMap[x, y] = tile;
}
/// <summary>
/// Updates the provided letters position to the provided coordinates
/// </summary>
/// <param name="newX">the new x pos for the letter</param>
/// <param name="newY">the new x pos for the letter</param>
/// <param name="letter">the letter object to update the cords of</param>
public void UpdateLetterPos(int newX, int newY, LetterGameLetter letter)
{
if (IsBoardTileValid(newX, newY))
{
// Add the tile to the board
this.BoardSetTile(newX, newY, letter);
}
else
{
// Remove the letter from the board
BoardTryRemoveLetter(letter);
}
wordsPoints = 0;
this.ResetAllTilesOnBoard();
this.FindWordsInDimension(X_DIMENSION);
this.FindWordsInDimension(Y_DIMENSION);
this.RefreshLetterCountDisplay();
OnWordScoreUpdateEvent.Invoke(this, new WordScoreUpdateArgs {
Score = this.wordsPoints
});
}
