namespace HSchool.Simulation;

/// <summary>
/// The rules a school name has to pass. A name arrives from a browser, so it is trimmed and
/// stripped before anything stores it.
/// </summary>
public static class SchoolNames
{
    /// <summary>Trims, strips control characters and enforces the length limit.</summary>
    public static bool TryNormalize(string? name, out string normalized)
    {
        normalized = string.Empty;

        if (string.IsNullOrWhiteSpace(name))
        {
            return false;
        }

        var cleaned = new string(name.Where(character => !char.IsControl(character)).ToArray()).Trim();
        if (cleaned.Length == 0 || cleaned.Length > School.MaxNameLength)
        {
            return false;
        }

        normalized = cleaned;
        return true;
    }
}