public BoardGameEntity Create(string name, PlayersRange playersRange = null, PlaytimeRange playtimeRange = null)
{
if (string.IsNullOrWhiteSpace(name))
{
throw new ArgumentException(nameof(name));
}
if (!IsPlayersRangeValid(playersRange))
{
throw new ArgumentException(nameof(playersRange));
}
if (!IsPlaytimeRangeValid(playtimeRange))
{
throw new ArgumentException(nameof(playtimeRange));
}
var boardGame = new BoardGameEntity
{
Id = Guid.NewGuid(),
Name = name,
PlayersRange = playersRange,
PlaytimeRange = playtimeRange
};
return(boardGame);
}
private bool IsPlayersRangeValid(PlayersRange playersRange)
{
return(playersRange == null ||
(playersRange.From > 0 &&
playersRange.To >= playersRange.From));
}