private void _deleteOldData()
{
HanuDowsApplication app = HanuDowsApplication.getInstance();
var localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;
var keep_old_jokes = localSettings.Values["Keep_Old_Jokes"];
var keep_old_memes = localSettings.Values["Keep_Old_Memes"];
DateTime now = DateTime.Now;
DateTime pub_date;
TimeSpan interval;
app.GetAllPosts();
List <Post> post_list = PostManager.getInstance().PostList;
foreach (Post post in post_list)
{
if (post.HasCategory("Meme"))
{
if (keep_old_memes == null || keep_old_memes.Equals(""))
{
// Delete Old Memes
pub_date = DateTime.Parse(post.PubDate);
interval = now.Subtract(pub_date);
if (interval.Days > 2)
{
app.DeletePostFromDB(post.PostID);
}
}
}
else
{
if (keep_old_jokes == null || keep_old_jokes.Equals(""))
{
// Delete Old Jokes
pub_date = DateTime.Parse(post.PubDate);
interval = now.Subtract(pub_date);
if (interval.Days > 100)
{
app.DeletePostFromDB(post.PostID);
}
}
}
}
}
public override async Task OnStartAsync(StartKind startKind, IActivatedEventArgs args)
{
// long-running startup tasks go here
// Initialize applicatio before use
await HanuDowsApplication.getInstance().InitializeApplication();
// Register backgroud task for Push Notifications
await registerBackgroundTaskForPushNotification();
var launchKind = DetermineStartCause(args);
switch (launchKind)
{
case AdditionalKinds.SecondaryTile:
var tileargs = args as LaunchActivatedEventArgs;
NavigationService.Navigate(typeof(Views.MainPage), tileargs.Arguments);
break;
case AdditionalKinds.Toast:
var toastargs = args as ToastNotificationActivatedEventArgs;
if (toastargs.Argument.Equals("ShowInfoMessage"))
{
NavigationService.Navigate(typeof(Views.InfoDisplayPage));
}
else
{
NavigationService.Navigate(typeof(Views.MainPage));
}
break;
case AdditionalKinds.JumpListItem:
NavigationService.Navigate(typeof(Views.InfoDisplayPage));
break;
case AdditionalKinds.Primary:
case AdditionalKinds.Other:
NavigationService.Navigate(typeof(Views.MainPage));
break;
}
await Task.CompletedTask;
}
public async void UploadPost()
{
MessageDialog messageDialog;
// Sanity Check
if (string.IsNullOrWhiteSpace(_postTitle))
{
messageDialog = new MessageDialog("Please enter the Joke Title");
await messageDialog.ShowAsync();
return;
}
if (string.IsNullOrWhiteSpace(_postContent))
{
messageDialog = new MessageDialog("The content is empty. Please make sure you have typed something.");
await messageDialog.ShowAsync();
return;
}
Views.Busy.SetBusy(true, "Uploading your joke...");
HanuDowsApplication app = HanuDowsApplication.getInstance();
bool success = await app.UploadNewPost(_postTitle, _postContent);
Views.Busy.SetBusy(false);
if (success)
{
messageDialog = new MessageDialog("Your joke was uploaded successfully. Thanks for sharing.");
await messageDialog.ShowAsync();
NavigationService.GoBack();
}
else
{
messageDialog = new MessageDialog("Could not upload your joke. Please try again.");
await messageDialog.ShowAsync();
}
}
public override async Task OnNavigatedToAsync(object parameter, NavigationMode mode, IDictionary <string, object> suspensionState)
{
GoogleAnalytics.EasyTracker.GetTracker().SendView("MainPage");
if (suspensionState.Any())
{
//Value = suspensionState[nameof(Value)]?.ToString();
}
// Read Posts from DB
HanuDowsApplication.getInstance().ReadPostsFromDB(false);
op = ObservablePost.Instance();
op.Reset();
__setPostData();
DataTransferManager dataTransferManager = DataTransferManager.GetForCurrentView();
dataTransferManager.DataRequested += ShareData;
await Task.CompletedTask;
}
public async void Run(IBackgroundTaskInstance taskInstance)
{
RawNotification notification = (RawNotification)taskInstance.TriggerDetails;
_deferral = taskInstance.GetDeferral();
XDocument xdoc = XDocument.Parse(notification.Content);
string task = xdoc.Root.Element("Task").Value;
HanuDowsApplication app = HanuDowsApplication.getInstance();
var localSettings = Windows.Storage.ApplicationData.Current.LocalSettings;
if (task.Equals("PerformSync"))
{
int count = 0;
XElement xe = xdoc.Root.Element("LatestDataTimeStamp");
if (xe == null)
{
// Old Code --- Perform Synchronization
count = await app.PerformSync();
}
else
{
string latest_data_timestamp_string = xe.Value;
DateTime latest_data_timestamp = DateTime.Parse(latest_data_timestamp_string);
DateTime lastSyncTime = DateTime.Parse(localSettings.Values["LastSyncTime"].ToString());
int diff = latest_data_timestamp.CompareTo(lastSyncTime);
if (diff >= 0)
{
// Perform Sync
count = await app.PerformSync();
}
}
if (count > 0)
{
string title = "New Jokes downloaded";
string message = count + " new jokes have been downloaded.";
showToastNotification(title, message);
}
}
if (task.Equals("ShowInfoMessage"))
{
string mid = xdoc.Root.Element("MessageID").Value;
string title = xdoc.Root.Element("Title").Value;
string content = xdoc.Root.Element("Content").Value;
var last_mid = localSettings.Values["ToastMessageID"];
if (last_mid != null && last_mid.Equals(mid))
{
return;
}
localSettings.Values["ToastMessageID"] = mid;
showInfoMessage(title, content);
}
if (task.Equals("DeletePostID"))
{
int id = (int)xdoc.Root.Element("PostID");
app.DeletePostFromDB(id);
}
if (task.Equals("SyncAllAgain"))
{
// Set last sync time to Hanu Epoch
localSettings.Values["LastSyncTime"] = (new DateTime(2011, 11, 4)).ToString();
await app.PerformSync();
}
_deferral.Complete();
}
public override async Task OnStartAsync(StartKind startKind, IActivatedEventArgs args)
{
HanuDowsApplication _app = HanuDowsApplication.getInstance();
// Set Default Settings
var localSettings = ApplicationData.Current.LocalSettings;
if (localSettings.Values["FirstUse"] == null)
{
_app.AddSyncCategory("Veg Joke");
_app.AddSyncCategory("Meme");
}
var _settings = SettingsService.Instance;
if (!_settings.isMemeSet)
{
_app.AddSyncCategory("Meme");
}
// long-running startup tasks go here
// Initialize application before use
await _app.InitializeApplication();
// Register backgroud task for Push Notifications
await registerBackgroundTaskForPushNotification();
var launchKind = DetermineStartCause(args);
switch (launchKind)
{
case AdditionalKinds.SecondaryTile:
var tileargs = args as LaunchActivatedEventArgs;
NavigationService.Navigate(typeof(Views.MainPage), tileargs.Arguments);
break;
case AdditionalKinds.Toast:
var toastargs = args as ToastNotificationActivatedEventArgs;
if (toastargs.Argument.Equals("ShowInfoMessage"))
{
NavigationService.Navigate(typeof(Views.InfoDisplayPage));
}
else
{
NavigationService.Navigate(typeof(Views.MainPage));
}
break;
case AdditionalKinds.JumpListItem:
NavigationService.Navigate(typeof(Views.InfoDisplayPage));
break;
case AdditionalKinds.Primary:
case AdditionalKinds.Other:
NavigationService.Navigate(typeof(Views.MainPage));
break;
}
await Task.CompletedTask;
}
public override async Task OnInitializeAsync(IActivatedEventArgs args)
{
HanuDowsApplication.getInstance();
await Task.CompletedTask;
}
