/// <summary>
/// Start database tasks
/// </summary>
public void Start()
{
//database not exists
if (DatabaseSettings == null)
{
return;
}
if (BacktraceDatabaseContext?.Any() == true)
{
_enable = true;
return;
}
// load reports from hard drive
LoadReports();
// remove orphaned files
RemoveOrphaned();
// setup database timer events
if (DatabaseSettings.RetryBehavior == RetryBehavior.ByInterval ||
DatabaseSettings.AutoSendMode)
{
SetupTimer();
}
//Enable database
_enable = true;
}
/// <summary>
/// Backtrace database update event
/// </summary>
private void Update()
{
if (!Enable)
{
return;
}
LastFrameTime = Time.time;
if (!DatabaseSettings.AutoSendMode)
{
return;
}
if (Time.time - _lastConnection > DatabaseSettings.RetryInterval)
{
_lastConnection = Time.time;
if (_timerBackgroundWork || !BacktraceDatabaseContext.Any())
{
return;
}
_timerBackgroundWork = true;
SendData(BacktraceDatabaseContext.FirstOrDefault());
_timerBackgroundWork = false;
}
}
/// <summary>
/// Send and delete all records from database
/// </summary>
public void Flush()
{
if (!_enable || !BacktraceDatabaseContext.Any())
{
return;
}
FlushRecord(BacktraceDatabaseContext.FirstOrDefault());
}
/// <summary>
/// Try to send all data from database
/// </summary>
public void Send()
{
if (!Enable || !BacktraceDatabaseContext.Any())
{
return;
}
SendData(BacktraceDatabaseContext.FirstOrDefault());
}
private void Update()
{
if (!_enable)
{
return;
}
if (Time.time - _lastConnection > DatabaseSettings.RetryInterval)
{
_lastConnection = Time.time;
if (!BacktraceDatabaseContext.Any() || _timerBackgroundWork)
{
return;
}
_timerBackgroundWork = true;
SendData(BacktraceDatabaseContext.FirstOrDefault());
_timerBackgroundWork = false;
}
}
private async void OnTimedEventAsync(object source, ElapsedEventArgs e)
{
if (!BacktraceDatabaseContext.Any() || _timerBackgroundWork)
{
return;
}
_timerBackgroundWork = true;
_timer.Stop();
//read first record (keep in mind LIFO and FIFO settings) from memory database
var record = BacktraceDatabaseContext.FirstOrDefault();
while (record != null)
{
var backtraceData = record.BacktraceData;
//meanwhile someone delete data from a disk
if (backtraceData == null || backtraceData.Report == null)
{
Delete(record);
}
else
{
//send record from database to API
var result = await BacktraceApi.SendAsync(backtraceData);
if (result.Status == BacktraceResultStatus.Ok)
{
Delete(record);
}
else
{
record.Dispose();
BacktraceDatabaseContext.IncrementBatchRetry();
break;
}
}
record = BacktraceDatabaseContext.FirstOrDefault();
}
_timer.Start();
_timerBackgroundWork = false;
}