private void OnNumberUnmarked(object sender, CardNumberUnmarkedEventArgs e)
{
var rowIndex = e.NumberVerticalIndex;
var columnIndex = BingoLetterCaster.BingoLetterToInt(e.NumberColumnLetter);
_markedNumbersMap[rowIndex, columnIndex] = UnmarkedNumber;
}
/// <summary>
/// Generates unique number according specified letter
/// </summary>
/// <param name="letter"></param>
/// <returns></returns>
public int GenerateUniqueNumberForLetter(BingoLetter letter)
{
if (!CanGenerateNumberForLetter(letter))
{
throw new Exception("All numbers for letter " + letter + " were already generated");
}
var letterIndex = BingoLetterCaster.BingoLetterToInt(letter);
var numbersList = _bingoNumberListsArray[letterIndex];
var randomIndexForPickNumber = Random.Range(0, numbersList.Count);
// Pick number by random index in numbersList
var randomNumber = numbersList[randomIndexForPickNumber];
// Remove picked number from list (we don't want generate this number again in further calls
// to GenerateUniqueNumberForLetter() method)
numbersList.RemoveAt(randomIndexForPickNumber);
return(randomNumber);
}
/// <summary>
/// Checks if it's possible to generate number for specified letter
/// </summary>
/// <param name="letter"></param>
/// <returns></returns>
public bool CanGenerateNumberForLetter(BingoLetter letter)
{
var letterIndex = BingoLetterCaster.BingoLetterToInt(letter);
return(_bingoNumberListsArray[letterIndex].Count > 0);
}