public static LuckyLotteryCouponConfiguration Read()
{
var config = new LuckyLotteryCouponConfiguration();
/* We may later add config options in the config file for selecting the type of the random number generator.
* Now we just use a hard coded value. */
config.RandomGenerator = RandomNumberGeneratorTypeEnum.CRYPTO;
try
{
string luckyNumberStr = ConfigurationManager.AppSettings["LuckyNumber"];
string maxNumberStr = ConfigurationManager.AppSettings["MaxNumber"];
string numberOfRowsStr = ConfigurationManager.AppSettings["Rows"];
string numberOfColumnsStr = ConfigurationManager.AppSettings["Columns"];
config.LuckyNumber = Int32.Parse(luckyNumberStr);
config.MaxNumber = Int32.Parse(maxNumberStr);
config.NumberOfRows = Int32.Parse(numberOfRowsStr);
config.NumberOfColumns = Int32.Parse(numberOfColumnsStr);
return(config);
}
catch (Exception e)
{
Console.Out.WriteLine("Illegal configulation found. Return default configurattion", e);
config.LuckyNumber = 13;
config.MaxNumber = 48;
config.NumberOfRows = 10;
config.NumberOfColumns = 7;
}
return(config);
}
private static void PrintStartMessage(LuckyLotteryCouponConfiguration config)
{
ConsoleColor oldForegroundConsoleColour = Console.ForegroundColor;
Console.WriteLine(String.Format("Starting to generate Coupon with {0} rows of {1} number with a max number of {2}",
config.NumberOfRows, config.NumberOfColumns, config.MaxNumber));
Console.Write("Lucky Number: ");
Console.ForegroundColor = ConsoleColor.Green;
Console.WriteLine(config.LuckyNumber);
Console.ForegroundColor = oldForegroundConsoleColour;
}
public LuckyLotteryCouponGeneratorFactory(LuckyLotteryCouponConfiguration config)
{
if (config.RandomGenerator == RandomNumberGeneratorTypeEnum.STANDARD)
{
randomNumberGenerator = new StandardRandomNumberGenerator(config.MaxNumber);
}
else
{
randomNumberGenerator = new CryptoRandomNumberGenerator(config.MaxNumber);
}
lotteryCouponGenerator = new LotteryCouponGenerator(config.NumberOfRows, config.NumberOfColumns, randomNumberGenerator);
lotteryCouponChecker = new LuckyLotteryCouponChecker(config.LuckyNumber);
}
