private void GlucoseUnit_Changed(object sender, EventArgs e)
{
var isMmol = this.btnUnitsMMOL.Checked;
if (isMmol)
{
if (this.numUrgentHigh.Value >= 36)
{
this.numUrgentHigh.Value = GlucoseMath.ToMmol(this.numUrgentHigh.Value);
}
if (this.numHigh.Value >= 36)
{
this.numHigh.Value = GlucoseMath.ToMmol(this.numHigh.Value);
}
if (this.numLow.Value >= 36)
{
this.numLow.Value = GlucoseMath.ToMmol(this.numLow.Value);
}
if (this.numUrgentLow.Value >= 36)
{
this.numUrgentLow.Value = GlucoseMath.ToMmol(this.numUrgentLow.Value);
}
}
else
{
if (this.numUrgentHigh.Value < 36)
{
this.numUrgentHigh.Value = GlucoseMath.ToMgdl(this.numUrgentHigh.Value);
}
if (this.numHigh.Value < 36)
{
this.numHigh.Value = GlucoseMath.ToMgdl(this.numHigh.Value);
}
if (this.numLow.Value < 36)
{
this.numLow.Value = GlucoseMath.ToMgdl(this.numLow.Value);
}
if (this.numUrgentLow.Value < 36)
{
this.numUrgentLow.Value = GlucoseMath.ToMgdl(this.numUrgentLow.Value);
}
}
}
//
// Main loop. This will be called each 60s and also when the settings are reloaded
//
private async void LoadGlucoseValue()
{
IDataSourcePlugin data = null;
var alarmManger = SoundAlarm.Instance;
var now = DateTime.Now;
var alarmsPostponed = alarmManger.GetPostponedUntil();
//cleanup context menu
if (alarmsPostponed != null && alarmsPostponed < now)
{
this.postponedUntilFooToolStripMenuItem.Visible =
this.reenableAlarmsToolStripMenuItem.Visible = false;
}
try
{
WriteDebug("Start Trying to refresh data");
var endpoint = PluginLoader.Instance.GetActivePlugin();
var name = endpoint.DataSourceShortName;
WriteDebug($"Data will be fetched via plugin: {name}");
if (AppShared.IsShowingSettings)
{
//avoid further loading of glucose values if the user has settings view open
// the user will probably select new settings anyway..
WriteDebug("Could not refresh data, settingsform is modally open..!");
return;
}
endpoint.VerifyConfig(Default);
data = await endpoint.GetDataSourceDataAsync(this.datasourceLocation);
var glucoseDate = data.LocalDate;
this.lblLastUpdate.Text = glucoseDate.ToTimeAgo();
//
// even if we have glucose data, don't display them if it's considered stale
//
if (Default.EnableAlarms)
{
var urgentTime = now.AddMinutes(-Default.AlarmStaleDataUrgent);
var warningTime = now.AddMinutes(-Default.AlarmStaleDataWarning);
var isUrgent = glucoseDate <= urgentTime;
var isWarning = glucoseDate <= warningTime;
if (isUrgent || isWarning)
{
this.lblGlucoseValue.Text = "Stale";
this.lblDelta.Text = "data";
this.notifyIcon1.Text = "Stale data";
alarmManger.PlayStaleAlarm();
if (isUrgent)
{
setLabelsColor(Color.Red);
}
else
{
setLabelsColor(Color.Yellow);
}
WriteDebug("Refreshed, but got stale data");
return;
}
}
string arrow = data.DirectionArrow();
if (endpoint.PluginHandlesFormatting)
{
var result = endpoint.HandleFormatting();
this.lblGlucoseValue.Text = result[0];
this.lblLastUpdate.Text = result[1];
this.lblDelta.Text = result[2];
this.notifyIcon1.Text = result[3];
}
else
{
//mgdl values are always reported in whole numbers
this.lblGlucoseValue.Text = Default.GlucoseUnits == "mmol" ?
$"{data.Glucose:N1} {arrow}" : $"{data.Glucose:N0} {arrow}";
this.notifyIcon1.Text = "BG: " + this.lblGlucoseValue.Text;
var status = GlucoseMath.GetGlucoseAlarmStatus((decimal)data.Glucose);
this.lblDelta.Text = data.FormattedDelta() + " " + (Default.GlucoseUnits == "mmol" ? "mmol/L" : "mg/dL");
if (Default.EnableRawGlucoseDisplay)
{
this.lblRawBG.Text = $"{data.RawGlucose:N1}";
}
this.SetSuccessState();
switch (status)
{
case GlucoseAlarmStatusEnum.UrgentHigh:
case GlucoseAlarmStatusEnum.UrgentLow:
setLabelsColor(Color.Red);
alarmManger.PlayGlucoseAlarm();
break;
case GlucoseAlarmStatusEnum.Low:
case GlucoseAlarmStatusEnum.High:
setLabelsColor(Color.Yellow);
alarmManger.PlayGlucoseAlarm();
break;
case GlucoseAlarmStatusEnum.Unknown:
case GlucoseAlarmStatusEnum.Normal:
default:
alarmManger.StopAlarm();
setLabelsColor(Color.Green);
break;
}
//this.BackgroundImage = this.renderGlucoseChart(Color.Black, Color.DarkCyan);
}
}
catch (FileNotFoundException ex)
{
this.SetErrorState(ex);
//will only happen during debugging, when the allow file:/// scheme is set
this.showErrorMessage($"Could not find file '{ex.FileName}'!");
return;
}
catch (IOException ex)
{
this.SetErrorState(ex);
}
catch (System.Threading.Tasks.TaskCanceledException ex)
{
// This might happen when a datasource attempts to get data from a remote location,
// but for some reason that fails
this.SetErrorState(ex);
}
catch (HttpRequestException ex)
{
this.SetErrorState(ex);
}
catch (JsonReaderException ex)
{
this.SetErrorState(ex);
}
catch (MissingDataException ex)
{
//typically happens during azure site restarts
this.SetErrorState(ex);
}
catch (InvalidOperationException ex)
{
//might happen if json structure is correectly formed, but is missing data elements
this.SetErrorState(ex);
}
catch (JsonSerializationException ex)
{
//typically happens during azure site restarts
this.SetErrorState(ex);
}
catch (InvalidJsonDataException ex)
{
this.SetErrorState(ex);
this.showErrorMessage(ex.Message);
AppShared.SettingsFormShouldFocusAdvancedSettings = true;
this.settingsForm.Visible = false;
this.settingsForm.ShowDialogIfNonVisible();
}
catch (NoPluginChosenException)
{
//this will happen on first run, as there is no default set plugin anymore
this.WriteDebug("No plugin is chosen");
this.settingsForm.ShowDialogIfNonVisible();
}
catch (NoSuchPluginException ex)
{
var msg = "A datasource plugin was chosen that is no longer available, please choose another datasource: " + ex.Message;
this.showErrorMessage(msg);
this.settingsForm.ShowDialogIfNonVisible();
}
catch (ConfigValidationException ex)
{
this.SetErrorState(ex);
this.showErrorMessage(ex.Message);
this.settingsForm.ShowDialogIfNonVisible();
}
/* catch (Exception ex)
* {
* var msg = "An unknown error occurred of type " + ex.GetType().ToString() + ": " + ex.Message;
* this.showErrorMessage(msg);
* Application.Exit();
* }*/
try
{
if (Default.EnableRawGlucoseDisplay && data != null)
{
this.lblRawDelta.Text = data.FormattedRawDelta();
}
}
catch (InvalidJsonDataException)
{
// No data available.
// This can happen even if raw glucose is enabled
// as it required two data points to be available
this.lblRawDelta.Text = "-";
}
//these are just for layout tests
//this.lblGlucoseValue.Text = "+500.0";
//this.lblRawBG.Text = "+489.5";
//this.lblRawDelta.Text = "+50.0";
//this.lblDelta.Text = "-50.0";
WriteDebug("End Trying to refresh data");
}
