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

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

        public Culture Default => this.First();
    
        public Culture GetOrDefault(string? language) => this[language] ?? Default;

        public Culture? this[string? language] => language is null ? null : this.FirstOrDefault(c => string.Equals(c.Language, language, StringComparison.OrdinalIgnoreCase));
    }
}