diplom/WebApplication1/GetListInfo.cs

using Microsoft.AspNetCore.Mvc;
using Microsoft.Data.SqlClient;

namespace WebApplication1
{
    public class GetListInfo
    {
        public static List<string> GetRegion()
        {
            Connecthion.SqlConnection.Open();
            SqlCommand sqlCommand = new SqlCommand("select NameRegion from Region", Connecthion.SqlConnection);
            List<string> list = new List<string>();
            SqlDataReader reader = sqlCommand.ExecuteReader();
            while (reader.Read())
            {
                list.Add(reader.GetString(0));
            }
            Connecthion.SqlConnection.Close();
            reader.Close();
            return list;
        }
        public static List<string> GetReciplentMessage()
        {
            Connecthion.SqlConnection.Open();
            SqlCommand sqlCommand = new SqlCommand("select RecipientMessage from RecipientMessage", Connecthion.SqlConnection);
            List<string> list = new List<string>();
            SqlDataReader reader = sqlCommand.ExecuteReader();
            while (reader.Read())
            {
                list.Add(reader.GetString(0));
            }
            Connecthion.SqlConnection.Close();
            reader.Close();
            return list;

        }
        [HttpPost]
        public void MyAction(string action)
        {
            Console.WriteLine("Негры");
        }
    }
}