public static TableTown ZnajdzMiasto(string id)
        {
            TableTown miasto = tableTown.Select(n => n).Where(x => x.GetId() == id).FirstOrDefault();

            return(miasto);
        }
        //Update tables

        internal void UpdateTown(TableTown Town)
        {
            SqlConnection conn = new SqlConnection(connectionString);

            try
            {
                conn.Open();
            }
            catch (SqlException se)
            {
                return;
            }
            SqlCommand cmd = new SqlCommand("Update Town" + " Set Name = @Name, Population = @Population, IdLoc = @IdLoc, Military = @Military, Prosperity = @Prosperity, Food = @Food where IdTown = @IdTown", conn);

            SqlParameter param = new SqlParameter();

            param.ParameterName = "@Name";
            param.Value         = Town.GetName();
            param.SqlDbType     = SqlDbType.VarChar;
            cmd.Parameters.Add(param);

            param = new SqlParameter();
            param.ParameterName = "@Population";
            param.Value         = Town.GetPopulation();
            param.SqlDbType     = SqlDbType.Int;
            cmd.Parameters.Add(param);

            param = new SqlParameter();
            param.ParameterName = "@IdLoc";
            param.Value         = Town.GetIdLoc();
            param.SqlDbType     = SqlDbType.VarChar;
            cmd.Parameters.Add(param);

            param = new SqlParameter();
            param.ParameterName = "@Military";
            param.Value         = Town.GetMilitary();
            param.SqlDbType     = SqlDbType.Int;
            cmd.Parameters.Add(param);

            param = new SqlParameter();
            param.ParameterName = "@Prosperity";
            param.Value         = Town.GetProsperity();
            param.SqlDbType     = SqlDbType.Int;
            cmd.Parameters.Add(param);

            param = new SqlParameter();
            param.ParameterName = "@Food";
            param.Value         = Town.GetFood();
            param.SqlDbType     = SqlDbType.Int;
            cmd.Parameters.Add(param);

            param = new SqlParameter();
            param.ParameterName = "@IdTown";
            param.Value         = Town.GetId();
            param.SqlDbType     = SqlDbType.VarChar;
            cmd.Parameters.Add(param);

            try
            {
                cmd.ExecuteNonQuery();
            }
            catch (SqlException se)
            {
                return;
            }
            conn.Close();
            conn.Dispose();
        }