public List<Thana> GetAllThana(int id)
        {
            string searchMedicine = "SELECT * FROM tbl_thana where DistrictId='"+id+"' Order By Thana ASC";
            sqlConnection.Open();
            sqlCommand.CommandText = searchMedicine;
            SqlDataReader reader = sqlCommand.ExecuteReader();
            List<Thana> thanaList = new List<Thana>();
            while (reader.Read())
            {
                Thana aThana = new Thana();
                aThana.Id = Convert.ToInt32(reader["id"].ToString());
                aThana.Name = reader["Thana"].ToString();
                thanaList.Add(aThana);

            }
            reader.Close();
            sqlConnection.Close();
            return thanaList;
        }
        public List<Thana> GetAllThana(int id)
        {
            string query = "SELECT * FROM tbl_thana WHERE DistrictId='" + id + "'";
            sqlConnection.Open();
            sqlCommand.CommandText = query;
            SqlDataReader aReader = sqlCommand.ExecuteReader();
            List<Thana> thanaList = new List<Thana>();

            while (aReader.Read())
            {
                Thana aThana = new Thana();

                aThana.Id = (int)aReader["id"];
                aThana.Name = aReader["Thana"].ToString();
                aThana.DistrictId = (int)aReader["DistrictId"];

                thanaList.Add(aThana);

            }
            aReader.Close();
            sqlConnection.Close();
            return thanaList;
        }
 public string GetThana(int thanaId)
 {
     string searchMedicine = "SELECT * FROM tbl_thana where id='" + thanaId + "'";
     sqlConnection.Open();
     sqlCommand.CommandText = searchMedicine;
     SqlDataReader reader = sqlCommand.ExecuteReader();
     Thana aThana = new Thana();
     while (reader.Read())
     {
         aThana.Name = reader["Thana"].ToString();
     }
     reader.Close();
     sqlConnection.Close();
     return aThana.Name;
 }