public async Task FinishTune()
{
await Task.Run(() =>
{
try
{
TunedChannels.Clear();
_actualTuningDVBTType = -1;
_actualTunningChannel = -1;
State = TuneState.Ready;
}
catch (Exception ex)
{
_loggingService.Error(ex);
}
finally
{
OnPropertyChanged(nameof(TuningLabel));
OnPropertyChanged(nameof(AutomaticTuningProgress));
OnPropertyChanged(nameof(TuningFinished));
OnPropertyChanged(nameof(TunedChannels));
OnPropertyChanged(nameof(AddChannelsVisible));
}
});
}
private async Task Tune()
{
_loggingService.Info($"Tuning");
State = TuneState.TuningInProgress;
TunedChannels.Clear();
_channels = await _channelService.LoadChannels();
if (_channels == null)
{
_channels = new ObservableCollection <DVBTChannel>();
}
OnPropertyChanged(nameof(TuningLabel));
OnPropertyChanged(nameof(AutomaticTuningProgress));
TuningAborted = false;
try
{
if (ManualTuning)
{
long freq = Convert.ToInt64(TuneFrequency) * 1000000;
long bandWidth = TuneBandwidth * 1000000;
var ch = Convert.ToInt32((Convert.ToInt64(TuneFrequency) - 474 + 8 * 21) / 8);
_actualTunningChannel = ch;
_actualTuningDVBTType = 0;
OnPropertyChanged(nameof(TuningLabel));
if (DVBTTuning)
{
await Tune(freq, bandWidth, 0);
}
_actualTuningDVBTType = 1;
OnPropertyChanged(nameof(TuningLabel));
if (DVBT2Tuning)
{
await Tune(freq, bandWidth, 1);
}
}
else
{
await AutomaticTune();
}
State = TuneState.TuneFinishedOK;
}
catch (Exception ex)
{
State = TuneState.TuneFailed;
}
finally
{
OnPropertyChanged(nameof(TuningFinished));
OnPropertyChanged(nameof(TunedChannels));
OnPropertyChanged(nameof(AddChannelsVisible));
OnPropertyChanged(nameof(TuningLabel));
OnPropertyChanged(nameof(AutomaticTuningProgress));
}
}