using Microsoft.AspNetCore.Mvc.Rendering;
using System.Linq;

namespace TeacherExt.Controllers
{
    public static class Ext
    {
        public static SelectList ToSelectList(this string[] array, string selected)
        {
            return new SelectList(array.Select(o => new SelectListItem { Value = o, Text = o }), "Value", "Text", selected);
        }

        public static string GetText(this SelectList list, object value)
        {
            var items = list.Items.Cast<SelectListItem>().ToList();
            return items.FirstOrDefault(o => o.Value == value?.ToString())?.Text;
        }
    }
}