public async Task <List <FileDiscoveryCache> > PreformFileDiscoveryAll(IProgress <IndicatorProgressReport> progress)
{
// Cache the old Progress Variable
allCacheProgress = progress;
// Create a Progress Wrapper so we don't end up turning off the progress indicator by accident
Progress <IndicatorProgressReport> internalProgress = new Progress <IndicatorProgressReport>();
internalProgress.ProgressChanged += new EventHandler <IndicatorProgressReport>(delegate(object sender, IndicatorProgressReport e)
{
double percentage = e.Percentage;
if (percentage >= 100.0)
{
percentage -= 1.0;
}
allCacheProgress?.Report(new IndicatorProgressReport(e.RingEnabled, percentage, e.StatusMessage, e.WriteToDebugConsole));
});
// Clear the FileDiscoveryCache
progress?.Report(new IndicatorProgressReport(true, 0.0, $"Clearing the Cache - 1/1", true));
FileCacheRepo.Clear();
// Go through all the themes and begin the caching process
List <FileDiscoveryCache> updatedThemeFilesCache = new List <FileDiscoveryCache>();
var allThemes = ThemeRepo.GetAll();
// Update the Cache Discovery Date
foreach (var theme in allThemes)
{
theme.DateCacheDiscovered = DateTime.UtcNow;
ThemeRepo.UpdateAndCommit(theme);
}
// Update the Cache
foreach (var theme in allThemes)
{
var cache = await PreformFileDiscovery(theme, internalProgress);
updatedThemeFilesCache.AddRange(cache);
}
// Update the Last Run
var fileDiscoveryLastRunSetting = new FileDiscoveryLastRunSetting();
fileDiscoveryLastRunSetting.Value = DateTime.UtcNow;
// Report back completion and return
allCacheProgress = null;
progress?.Report(new IndicatorProgressReport(true, 100.0, $"File Discovery Completed", true));
return(updatedThemeFilesCache);
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
Debug.WriteLine($"{nameof(FileDiscoveryBackgroundTask)} - {nameof(Run)} - Begun");
// Register the Monitoring Events
taskInstance.Canceled += TaskInstance_Canceled;
taskInstance.Task.Completed += Task_Completed;
taskInstance.Task.Progress += Task_Progress;
// If the task is not allowed to run, return early
if (!IsTaskAllowedToRun())
{
return;
}
// Otherwise, we jump into File Discovery Process
_deferral = taskInstance.GetDeferral();
using (var context = new WallpaperManagerContext())
{
var themeRepo = new WallpaperThemeRepository(context);
var fileDiscoveryService = new FileDiscoveryService(context);
// Preform File Discovery for ALL of the themes
//_deferral = taskInstance.GetDeferral();
//await fileDiscoveryService.PreformFileDiscoveryAll(null);
//_deferral.Complete();
// Preform File Discovery for the Desktop Wallpaper Theme
Debug.WriteLine($"{nameof(FileDiscoveryBackgroundTask)} - {nameof(ActiveDesktopThemeSetting)} - Started");
var activeDesktopThemeSetting = new ActiveDesktopThemeSetting();
var activeDesktopThemeSettingValue = activeDesktopThemeSetting.Value;
if (activeDesktopThemeSettingValue.HasValue)
{
var activeWallpaperTheme = themeRepo.Find(activeDesktopThemeSettingValue.Value);
await fileDiscoveryService.PreformFileDiscovery(activeWallpaperTheme, null);
}
Debug.WriteLine($"{nameof(FileDiscoveryBackgroundTask)} - {nameof(ActiveDesktopThemeSetting)} - Completed");
// Preform File Discovery for the Lockscreen Theme
Debug.WriteLine($"{nameof(FileDiscoveryBackgroundTask)} - {nameof(ActiveLockscreenThemeSetting)} - Started");
var activeLockscreenThemeSetting = new ActiveLockscreenThemeSetting();
var activeLockscreenThemeSettingValue = activeLockscreenThemeSetting.Value;
if (activeLockscreenThemeSettingValue.HasValue &&
activeLockscreenThemeSettingValue != activeDesktopThemeSettingValue)
{
var activeLockscreenTheme = themeRepo.Find(activeLockscreenThemeSettingValue.Value);
await fileDiscoveryService.PreformFileDiscovery(activeLockscreenTheme, null);
}
Debug.WriteLine($"{nameof(FileDiscoveryBackgroundTask)} - {nameof(ActiveLockscreenThemeSetting)} - Completed");
}
// Update the FileDiscovery Last Run
var fileDiscoveryLastRunSetting = new FileDiscoveryLastRunSetting();
fileDiscoveryLastRunSetting.Value = DateTime.UtcNow;
// Update the FileDiscovery Background Task Last Run
var fileDiscoveryTaskLastRunSetting = new FileDiscoveryTaskLastRunSetting();
fileDiscoveryTaskLastRunSetting.Value = DateTime.UtcNow;
Debug.WriteLine($"{nameof(FileDiscoveryBackgroundTask)} - {nameof(Run)} - Completed");
_deferral.Complete();
}
