public void UpdateLineInfoToDB(int id, int prevNodeId, int nextNodeId, Color lineColor, Series lineSeriesVal)
{
string lineSeriesName = lineSeriesVal.Name;
string tableName = currentLineTableFromDB;
string databasePath = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
string databaseFile = databasePath + @"\db_psychrometric_project.s3db";
string connString = @"Data Source=" + databaseFile + ";Version=3;";
using (SQLiteConnection connection = new SQLiteConnection(connString))
{
connection.Open();
//SQLiteDataReader reader = null;
string sql_string = "update " + tableName + " set prevNodeId=@pn,nextNodeId=@nn,lineColorValue=@lc,lineSeriesId=@ls where id=@id ";
SQLiteCommand command = new SQLiteCommand(sql_string, connection);
command.CommandType = CommandType.Text;
command.Parameters.AddWithValue("@pn", prevNodeId);
command.Parameters.AddWithValue("@nn", nextNodeId);
command.Parameters.AddWithValue("@lc", ColorTranslator.ToHtml(lineColor));
command.Parameters.AddWithValue("@ls", lineSeriesName);
command.Parameters.AddWithValue("@id", id);
command.ExecuteNonQuery();
}
}