/// <summary>
/// Gets the number of blacks and whites for the given code from the
/// user.
/// </summary>
public static (int blacks, int whites) GetBlacksWhites(Code code)
{
while (true)
{
View.PromptBlacksWhites(code);
var input = Console.ReadLine();
if (input is null)
{
Environment.Exit(0);
}
var parts = input.Split(',');
if (parts.Length != 2)
{
View.PromptTwoValues();
}
else
if (!Int32.TryParse(parts[0], out var blacks) || !Int32.TryParse(parts[1], out var whites))
{
View.PromptValidInteger();
}
else
{
return(blacks, whites);
}
}
}