WFA_psychometric_chart.Form1_main.InsertUpdateFromTemperatureDeviceSelectionToDBOnlyTempertureUpdate C# (CSharp) Method

InsertUpdateFromTemperatureDeviceSelectionToDBOnlyTempertureUpdate() public method

public InsertUpdateFromTemperatureDeviceSelectionToDBOnlyTempertureUpdate ( string nodeid, string temp_deviceInstanceID, string temp_ip, string temp_param1id, string temp_param1info, string temp_param1type ) : void
nodeid string
temp_deviceInstanceID string
temp_ip string
temp_param1id string
temp_param1info string
temp_param1type string
return void
        public void InsertUpdateFromTemperatureDeviceSelectionToDBOnlyTempertureUpdate(string nodeid, string temp_deviceInstanceID, string temp_ip, string temp_param1id, string temp_param1info, string temp_param1type)
        {

            string databasePath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
            string databaseFile = databasePath + @"\db_psychrometric_project.s3db";
            string connString = @"Data Source=" + databaseFile + ";Version=3;";
            string tableNameDevice = "tbl_" + selectedBuildingList[0].BuildingName + "_device_info_for_node";//currentNodeTableFromDB; 

            //checking if the data is present or not
            SQLiteDataReader reader = null;
            string queryString = "SELECT *  from " + tableNameDevice + " WHERE nodeID = @id";

            bool flag = false;
            using (SQLiteConnection cxn = new SQLiteConnection(connString))
            {
                cxn.Open();
                SQLiteCommand command = new SQLiteCommand(queryString, cxn);

                command.Parameters.AddWithValue("@id", nodeid);//This is the group id that is used to identify each node
                reader = command.ExecuteReader();
                while (reader.Read())
                {
                    if (reader["nodeID"].ToString() != "")
                    {
                        flag = true;
                    }
                }   //Close of while

            } //Close of using



            if (flag == false)
            {
                //insert the value 

                using (SQLiteConnection connection = new SQLiteConnection(connString))
                {
                    connection.Open();
                    //SQLiteDataReader reader = null;
                    //  MessageBox.Show("Insert the node value flag = false wala and id  = "+nodeid);
                    string sql_string = "insert into " + tableNameDevice + "(nodeID,device_instanceID_for_param1,device_instanceID_for_param2,IP_for_param1,IP_for_param2,param1ID,param2ID,param1_info,param2_info,param1_identifier_type,param2_identifier_type) VALUES(@id,@instanceIDparam1,@deviceInstanceParam2,@IP_param1,@IP_param2,@param1,@param2,@param1info, @param2info, @param1_iden_type, @param2_iden_type)";
                    SQLiteCommand command = new SQLiteCommand(sql_string, connection);
                    command.CommandType = CommandType.Text;

                    command.Parameters.AddWithValue("@id", nodeid);
                    command.Parameters.AddWithValue("@instanceIDparam1", temp_deviceInstanceID);
                    command.Parameters.AddWithValue("@deviceInstanceParam2", "");//Insert empty value

                    command.Parameters.AddWithValue("@IP_param1", temp_ip);
                    command.Parameters.AddWithValue("@IP_param2", "");//Insert empty value

                    command.Parameters.AddWithValue("@param1", temp_param1id);
                    command.Parameters.AddWithValue("@param2", "");
                    command.Parameters.AddWithValue("@param1info", temp_param1info);
                    command.Parameters.AddWithValue("@param2info", "");
                    command.Parameters.AddWithValue("@param1_iden_type", temp_param1type);
                    command.Parameters.AddWithValue("@param2_iden_type", "");
                    command.ExecuteNonQuery();
                }
            }
            else
            {
                //Update the value
                using (SQLiteConnection connection = new SQLiteConnection(connString))
                {
                    connection.Open();
                    //SQLiteDataReader reader = null;
                    //  MessageBox.Show("Update mechanism the node value flag = true  wala,id = "+nodeid);

                    string sql_string = "UPDATE  " + tableNameDevice + "  SET device_instanceID_for_param1 = @instanceID,IP_for_param1 =@IP ,param1ID = @param1 ,param1_info = @param1info,param1_identifier_type= @param1_iden_type  where nodeID = @id ";
                    SQLiteCommand command = new SQLiteCommand(sql_string, connection);
                    command.CommandType = CommandType.Text;
                    command.Parameters.AddWithValue("@id", nodeid);
                    command.Parameters.AddWithValue("@instanceID", temp_deviceInstanceID);
                    command.Parameters.AddWithValue("@IP", temp_ip);
                    command.Parameters.AddWithValue("@param1", temp_param1id);
                   // command.Parameters.AddWithValue("@param2", param2id);
                    command.Parameters.AddWithValue("@param1info", temp_param1info);
                  //  command.Parameters.AddWithValue("@param2info", param2info);
                    command.Parameters.AddWithValue("@param1_iden_type", temp_param1type);
                   // command.Parameters.AddWithValue("@param2_iden_type", param2type);
                    command.ExecuteNonQuery();
                }

            }


        }
Form1_main