/// <summary>
/// Gets the data set for a particular date.
/// </summary>
/// <param name="date">The date.</param>
/// <returns></returns>
public DataLogModel GetDataSet(DateTime date)
{
DataLogModel data = new DataLogModel();
string fileName = Path.Combine(GetDataDirectory(), date.ToString("yyyy-MM-dd") + ".dsx");
if (File.Exists(fileName))
{
data.ReadXml(fileName, System.Data.XmlReadMode.IgnoreSchema);
foreach (var row in data.Impacts.Where(row => row.Timestamp.Date != date).ToList()) data.Impacts.RemoveImpactsRow(row);
foreach (var row in data.Scores.Where(row => row.Timestamp.Date != date).ToList()) data.Scores.RemoveScoresRow(row);
data.AcceptChanges();
}
return data;
}
/// <summary>
/// Writes the database to disk.
/// </summary>
private void WriteDatabaseToDisk()
{
if (GameDataLog.HasChanges())
{
Logger.Log("Flushing dataset to disk", Category.Info, Priority.None);
try
{
string fileName = Path.Combine(CreateDataDirectory(), GetDataSetFileName());
using (ReaderWriterLockMgr impactLockMgr = new ReaderWriterLockMgr(GameDataLog.Impacts.Lock))
using (ReaderWriterLockMgr scoreLockMgr = new ReaderWriterLockMgr(GameDataLog.Scores.Lock))
{
impactLockMgr.EnterWriteLock();
scoreLockMgr.EnterWriteLock();
foreach (var row in GameDataLog.Impacts.Where(row => row.Timestamp.Date != DateTime.Today).ToList())
{
GameDataLog.Impacts.RemoveImpactsRow(row);
}
foreach (var row in GameDataLog.Scores.Where(row => row.Timestamp.Date != DateTime.Today).ToList())
{
GameDataLog.Scores.RemoveScoresRow(row);
}
GameDataLog.AcceptChanges();
GameDataLog.WriteXml(fileName, XmlWriteMode.WriteSchema);
}
}
catch (IOException ex)
{
Logger.Log(ex.GetBaseException().ToString(), Category.Exception, Priority.High);
EventAggregator.GetEvent <ApplicationEvents.NotifyUserEvent>().Publish(new ApplicationEvents.NotifyUserEvent()
{
Message = "Trying to write game data. " + ex.GetBaseException().Message,
Buttons = System.Windows.MessageBoxButton.OK,
Image = System.Windows.MessageBoxImage.Error
});
}
}
else
{
Logger.Log("Skipping flushing of dataset (no changes)", Category.Info, Priority.None);
}
}
/// <summary>
/// Gets the data set for a particular date.
/// </summary>
/// <param name="date">The date.</param>
/// <returns></returns>
public DataLogModel GetDataSet(DateTime date)
{
DataLogModel data = new DataLogModel();
string fileName = Path.Combine(GetDataDirectory(), date.ToString("yyyy-MM-dd") + ".dsx");
if (File.Exists(fileName))
{
data.ReadXml(fileName, System.Data.XmlReadMode.IgnoreSchema);
foreach (var row in data.Impacts.Where(row => row.Timestamp.Date != date).ToList())
{
data.Impacts.RemoveImpactsRow(row);
}
foreach (var row in data.Scores.Where(row => row.Timestamp.Date != date).ToList())
{
data.Scores.RemoveScoresRow(row);
}
data.AcceptChanges();
}
return(data);
}
/// <summary>
/// Writes the database to disk.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="System.ComponentModel.DoWorkEventArgs"/> instance containing the event data.</param>
private void WriteDatabaseToDisk()
{
if (_dataLog.HasChanges())
{
_logger.Log("Flushing dataset to disk", Category.Info, Priority.None);
try
{
string fileName = Path.Combine(CreateDataDirectory(), GetDataSetFileName());
using (ReaderWriterLockMgr impactLockMgr = new ReaderWriterLockMgr(_dataLog.Impacts.Lock))
using (ReaderWriterLockMgr scoreLockMgr = new ReaderWriterLockMgr(_dataLog.Scores.Lock))
{
impactLockMgr.EnterWriteLock();
scoreLockMgr.EnterWriteLock();
foreach (var row in _dataLog.Impacts.Where(row => row.Timestamp.Date != DateTime.Today).ToList())
{
_dataLog.Impacts.RemoveImpactsRow(row);
}
foreach (var row in _dataLog.Scores.Where(row => row.Timestamp.Date != DateTime.Today).ToList())
{
_dataLog.Scores.RemoveScoresRow(row);
}
_dataLog.AcceptChanges();
_dataLog.WriteXml(fileName, XmlWriteMode.WriteSchema);
}
}
catch (IOException ex)
{
_logger.Log(ex.GetBaseException().ToString(), Category.Exception, Priority.High);
//FIXME: Need to handle this exception with a user notification
}
}
else
{
_logger.Log("Skipping flushing of dataset (no changes)", Category.Info, Priority.None);
}
}
