/// <summary>
/// Removes the old entries (entries that have been in the database more than the specified time) from the database.
/// </summary>
/// <param name="olderThan"> The number of days in the database after which the entry is considered old... </param>
public static void CleanNewsOlderThan(int olderThan)
{
try
{
using (SQLiteConnection sqLiteConnection = new SQLiteConnection(ConnectionString))
{
sqLiteConnection.Open();
DateTime olderDate = DateTime.Now;
TimeSpan daySpan = new TimeSpan(olderThan, 0, 0, 0);
olderDate = olderDate.Subtract(daySpan);
SQLiteCommand sqLiteCommand = new SQLiteCommand(sqLiteConnection)
{
CommandText = "DELETE " +
"FROM NEWS_STORAGE " +
"WHERE NEWSITEM_AQUISITION_DATE <= ?"
};
sqLiteCommand.Parameters.AddWithValue(null, olderDate);
sqLiteCommand.ExecuteNonQuery();
sqLiteConnection.Close();
}
}
catch (Exception ex)
{
ErrorMessageBox.Show(ex.Message, ex.ToString());
Logger.ErrorLogger("error.txt", ex.ToString());
}
}