public void SetupPage(Subreddit subreddit, SortTypes sortType)
{
// Capture the subreddit
m_subreddit = subreddit;
// Get the sort type
SetCurrentSort(sortType);
// Set the sub status
SetSubscribeStatus();
// Get the collector and register for updates.
m_collector = SubredditCollector.GetCollector(m_subreddit, App.BaconMan, m_currentSortType);
m_collector.OnCollectorStateChange += Collector_OnCollectorStateChange;
m_collector.OnCollectionUpdated += Collector_OnCollectionUpdated;
// Kick off an update of the subreddits if needed.
m_collector.Update(false, 30);
// Set any posts that exist right now
SetPosts(0, m_collector.GetCurrentPosts(), true);
// Setup the UI with the name.
ui_subredditName.Text = $"/r/{m_subreddit.DisplayName}";
}
/// <summary>
/// Updates the content in all of the panels in flipview.
/// </summary>
private void UpdatePanelContent()
{
// Lock the list
lock (m_postsLists)
{
int minContentLoad = ui_flipView.SelectedIndex - CACHE_BACK_COUNT;
int maxContentLoad = ui_flipView.SelectedIndex + CACHE_FORWARD_COUNT;
for (int i = 0; i < m_postsLists.Count; i++)
{
Post post = m_postsLists[i];
if (i >= minContentLoad && i <= maxContentLoad)
{
// We found an item to preload, ask it to.
SetPostContent(ref post, ui_flipView.SelectedIndex == i);
// If this is the current item also preload the comments
if (ui_flipView.SelectedIndex == i)
{
PreFetchPostComments(ref post);
}
}
else
{
ClearPostContent(ref post);
ClearPostComments(ref post);
}
}
// Check if we should load more posts. Note we want to check how many post the
// collector has because this gets called when the m_postList is being built, thus
// the count will be wrong.
if (m_postsLists.Count > 5 && m_collector.GetCurrentPosts().Count < maxContentLoad + 4)
{
m_collector.ExtendCollection(25);
}
}
// Update the header sizes
SetHeaderSizes();
}
/// <summary>
/// Fired when the collector state is updated.
/// </summary>
/// <param name="state">The new state</param>
private async void Collector_OnCollectorStateChange(object sender, OnCollectorStateChangeArgs args)
{
// Set loading if needed.
ToggleLoadingBar(args.State == CollectorState.Updating || args.State == CollectorState.Extending);
// Toggle the suppress depending on if we are updating, extending, or idle
ui_postList.SuppressEndOfListEvent = args.State == CollectorState.Updating || args.State == CollectorState.Extending;
// If we had an error show a message.
if (m_isVisible && args.State == CollectorState.Error)
{
App.BaconMan.MessageMan.ShowMessageSimple("That's Not Right", "We can't update this subreddit right now, check your internet connection.");
}
// Show no posts if nothing was loaded
if (args.State == CollectorState.Idle)
{
bool postLoaded = m_collector.GetCurrentPosts().Count != 0;
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
ui_noPostText.Visibility = postLoaded ? Visibility.Collapsed : Visibility.Visible;
});
}
}
/// <summary>
/// Fired when the panel is being created.
/// </summary>
/// <param name="host">A reference to the host.</param>
/// <param name="arguments">Arguments for the panel</param>
public void PanelSetup(IPanelHost host, Dictionary <string, object> arguments)
{
// Capture the host
m_host = host;
// Check for the subreddit arg
if (!arguments.ContainsKey(PanelManager.NAV_ARGS_SUBREDDIT_NAME))
{
throw new Exception("No subreddit was given!");
}
string subredditName = (string)arguments[PanelManager.NAV_ARGS_SUBREDDIT_NAME];
// Kick off a background task to do the work
Task.Run(async() =>
{
// Try to get the subreddit from the local cache.
Subreddit subreddit = App.BaconMan.SubredditMan.GetSubredditByDisplayName(subredditName);
// It is very rare that we can't get it from the cache because something
// else usually request it from the web and then it will be cached.
if (subreddit == null)
{
// Since this can take some time, show the loading overlay
ShowFullScreenLoading();
// Try to get the subreddit from the web
subreddit = await App.BaconMan.SubredditMan.GetSubredditFromWebByDisplayName((string)arguments[PanelManager.NAV_ARGS_SUBREDDIT_NAME]);
}
// Check again.
if (subreddit == null)
{
// Hmmmm. We can't load the subreddit. Show a message and go back
App.BaconMan.MessageMan.ShowMessageSimple("Hmmm, That's Not Right", "We can't load this subreddit right now, check your Internet connection.");
// We need to wait some time until the transition animation is done or we can't go back.
// If we call GoBack while we are still navigating it will be ignored.
await Task.Delay(1000);
// Now try to go back.
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Low, () =>
{
m_host.GoBack();
});
// Get out of here.
return;
}
// Capture the subreddit
m_subreddit = subreddit;
// Get the current sort
m_currentSort = arguments.ContainsKey(PanelManager.NAV_ARGS_SUBREDDIT_SORT) ? (SortTypes)arguments[PanelManager.NAV_ARGS_SUBREDDIT_SORT] : SortTypes.Hot;
// Try to get the target post id
if (arguments.ContainsKey(PanelManager.NAV_ARGS_POST_ID))
{
m_targetPost = (string)arguments[PanelManager.NAV_ARGS_POST_ID];
}
// Try to get the force post, this will make us show only one post for the subreddit,
// which is the post given.
string forcePostId = null;
if (arguments.ContainsKey(PanelManager.NAV_ARGS_FORCE_POST_ID))
{
forcePostId = (string)arguments[PanelManager.NAV_ARGS_FORCE_POST_ID];
// If the UI isn't already shown show the loading UI. Most of the time this post wont' be cached
// so it can take some time to load.
ShowFullScreenLoading();
}
// See if we are targeting a comment
if (arguments.ContainsKey(PanelManager.NAV_ARGS_FORCE_COMMENT_ID))
{
m_targetComment = (string)arguments[PanelManager.NAV_ARGS_FORCE_COMMENT_ID];
}
// Get the collector and register for updates.
m_collector = SubredditCollector.GetCollector(m_subreddit, App.BaconMan, m_currentSort, forcePostId);
m_collector.OnCollectionUpdated += Collector_OnCollectionUpdated;
// Kick off an update of the subreddits if needed.
m_collector.Update();
// Set any posts that exist right now
UpdatePosts(0, m_collector.GetCurrentPosts());
// Set the command bar
m_host.OnScreenModeChanged += OnScreenModeChanged;
});
}
public void SetupPage(Subreddit subreddit, SortTypes sortType)
{
// Capture the subreddit
m_subreddit = subreddit;
// Get the sort type
SetCurrentSort(sortType);
// Get the collector and register for updates.
m_collector = SubredditCollector.GetCollector(m_subreddit, App.BaconMan, m_currentSortType);
m_collector.OnCollectorStateChange += Collector_OnCollectorStateChange;
m_collector.OnCollectionUpdated += Collector_OnCollectionUpdated;
// Kick off an update of the subreddits if needed.
m_collector.Update(false, 30);
// Set any posts that exist right now
SetPosts(0, m_collector.GetCurrentPosts(), true);
// Setup the UI with the name.
ui_subredditName.Text = $"/r/{m_subreddit.DisplayName}";
}
/// <summary>
/// Fired when the panel is being created.
/// </summary>
/// <param name="host">A reference to the host.</param>
/// <param name="arguments">Arguments for the panel</param>
public void PanelSetup(IPanelHost host, Dictionary<string, object> arguments)
{
// Capture the host
m_host = host;
// Check for the subreddit arg
if (!arguments.ContainsKey(PanelManager.NAV_ARGS_SUBREDDIT_NAME))
{
throw new Exception("No subreddit was given!");
}
string subredditName = (string)arguments[PanelManager.NAV_ARGS_SUBREDDIT_NAME];
// Kick off a background task to do the work
Task.Run(async () =>
{
// Try to get the subreddit from the local cache.
Subreddit subreddit = App.BaconMan.SubredditMan.GetSubredditByDisplayName(subredditName);
// It is very rare that we can't get it from the cache because something
// else usually request it from the web and then it will be cached.
if (subreddit == null)
{
// Since this can take some time, show the loading overlay
ShowFullScreenLoading();
// Try to get the subreddit from the web
subreddit = await App.BaconMan.SubredditMan.GetSubredditFromWebByDisplayName((string)arguments[PanelManager.NAV_ARGS_SUBREDDIT_NAME]);
}
// Check again.
if (subreddit == null)
{
// Hmmmm. We can't load the subreddit. Show a message and go back
App.BaconMan.MessageMan.ShowMessageSimple("Hmmm, That's Not Right", "We can't load this subreddit right now, check your Internet connection.");
// We need to wait some time until the transition animation is done or we can't go back.
// If we call GoBack while we are still navigating it will be ignored.
await Task.Delay(1000);
// Now try to go back.
await Windows.ApplicationModel.Core.CoreApplication.MainView.CoreWindow.Dispatcher.RunAsync(CoreDispatcherPriority.Low, () =>
{
m_host.GoBack();
});
// Get out of here.
return;
}
// Capture the subreddit
m_subreddit = subreddit;
// Get the current sort
m_currentSort = arguments.ContainsKey(PanelManager.NAV_ARGS_SUBREDDIT_SORT) ? (SortTypes)arguments[PanelManager.NAV_ARGS_SUBREDDIT_SORT] : SortTypes.Hot;
// Try to get the target post id
if (arguments.ContainsKey(PanelManager.NAV_ARGS_POST_ID))
{
m_targetPost = (string)arguments[PanelManager.NAV_ARGS_POST_ID];
}
// Try to get the force post, this will make us show only one post for the subreddit,
// which is the post given.
string forcePostId = null;
if (arguments.ContainsKey(PanelManager.NAV_ARGS_FORCE_POST_ID))
{
forcePostId = (string)arguments[PanelManager.NAV_ARGS_FORCE_POST_ID];
// If the UI isn't already shown show the loading UI. Most of the time this post wont' be cached
// so it can take some time to load.
ShowFullScreenLoading();
}
// See if we are targeting a comment
if (arguments.ContainsKey(PanelManager.NAV_ARGS_FORCE_COMMENT_ID))
{
m_targetComment = (string)arguments[PanelManager.NAV_ARGS_FORCE_COMMENT_ID];
}
// Get the collector and register for updates.
m_collector = SubredditCollector.GetCollector(m_subreddit, App.BaconMan, m_currentSort, forcePostId);
m_collector.OnCollectionUpdated += Collector_OnCollectionUpdated;
// Kick off an update of the subreddits if needed.
m_collector.Update();
// Set any posts that exist right now
UpdatePosts(0, m_collector.GetCurrentPosts());
// Set the command bar
m_host.OnScreenModeChanged += OnScreenModeChanged;
});
}