private Task restoreStateFromDisk()
{
return(Task.Run(async() =>
{
try
{
StorageFolder folder = ApplicationData.Current.LocalCacheFolder;
StorageFile saveFile = await folder.GetFileAsync(_saveFileName);
SaveStateModel savedState = null;
using (Stream inputStream = await saveFile.OpenStreamForReadAsync())
using (StreamReader input = new StreamReader(inputStream))
{
string json = input.ReadToEnd();
savedState = JsonConvert.DeserializeObject <SaveStateModel>(json);
}
TimeManager.Instance.Initialize(savedState);
}
catch (FileNotFoundException)
{
// Ignore because it just means that there was no save file present
}
catch (Exception e)
{
HockeyClient.Current.TrackException(e);
}
// Refresh the notification queue just to make sure everything is in sync.
TimeManager.Instance.ScheduleNotifications();
}));
}
private Task saveStateToDisk()
{
return(Task.Run(async() =>
{
// Save the current mode information to disk
SaveStateModel saveInfo = TimeManager.Instance.GetCurrentModeInfo();
// Not backed up to the cloud for now. Haven't thought through the details of that.
StorageFolder folder = ApplicationData.Current.LocalCacheFolder;
StorageFile saveFile = await folder.CreateFileAsync(_saveFileName, CreationCollisionOption.ReplaceExisting);
using (Stream outputStream = await saveFile.OpenStreamForWriteAsync())
using (StreamWriter output = new StreamWriter(outputStream))
{
output.Write(JsonConvert.SerializeObject(saveInfo));
}
}).ContinueWith(completedTask =>
{
// Do some error logging if the save task fails
if (completedTask.IsFaulted)
{
HockeyClient.Current.TrackException(completedTask.Exception);
}
}));
}
public void Initialize(SaveStateModel savedState)
{
Modes = savedState?.Modes ?? new List <ModeModel>();
if (!HasMultipleModes)
{
return;
}
DateTime now = DateTime.Now;
State = savedState.TimerState;
CurrentMode = savedState.CurrentMode;
_timeRemainingInCurrentMode = savedState.TimeRemainingInCurrentMode;
if (State == TimerState.Running)
{
// Use the saved state as a starting point and then figure out what mode we should currently be in based on the
// elapsed time.
ModeModel mode = savedState.CurrentMode;
DateTime modeStartTime = savedState.CurrentModeStartTime;
DateTime modeEndTime = modeStartTime + mode.TimeInMode;
bool modeChangedSinceLastRun = false;
while (modeEndTime < now)
{
modeStartTime = modeEndTime;
mode = getNextMode(mode);
modeEndTime = modeStartTime + mode.TimeInMode;
modeChangedSinceLastRun = true;
}
_currentModeStart = modeStartTime;
CurrentMode = mode;
if (modeChangedSinceLastRun && now - savedState.LastRunDebugInfo.LastRunTime > TimeSpan.FromMinutes(30))
{
// If we have not run in the past 30 min, then the user's computer was off.
// In this case figure out if the mode has changed at all since the last notification and if so,
// we will force a notification immediately to notify the user which mode they are in.
XmlDocument toastXml = ToastNotificationManager.GetTemplateContent(ToastTemplateType.ToastImageAndText01);
IXmlNode textNode = toastXml.GetElementsByTagName("text")[0];
textNode.AppendChild(toastXml.CreateTextNode($"Time to {CurrentMode}! ({modeStartTime.ToString("t")})"));
ToastNotification notification = new ToastNotification(toastXml);
_toastNotifier.Show(notification);
}
}
// This will finish initializing the _currentModeStart and the _timeRemainingInCurrentMode variables.
GetTimeRemainingInCurrentMode();
}
