namespace EnvelopeGenerator.Web.Models
{
    public class Cultures : List<Culture>
    {
        public IEnumerable<string> Languages => this.Select(c => c.Language);

        public IEnumerable<string> FIClasses => this.Select(c => c.FIClass);

        public Culture? CultureOf(string? language) => language is null ? null : this.Where(c => c.Language == language).FirstOrDefault();

        public Culture Default => this.First();

        public string FIClassOf(string? language) => language is null ? string.Empty : CultureOf(language)?.FIClass ?? string.Empty;
    }
}