private async Task NavigateToPageAsync(PageTokens pageToken)
{
if (CanNavigateToPage(pageToken))
{
if (pageToken == PageTokens.Login)
{
var result = await _dialogService.ShowConfirmation("Are you sure you want to log out?");
if (result != ContentDialogResult.Primary)
{
return;
}
//Perform logout
await _userManagerService.LogOutAsync();
await _hubService.DisconnectFromHub();
}
if (_navigationService.Navigate(pageToken.ToString(), null))
{
UpdateCanNavigateLookup(pageToken);
RaiseCanExecuteChanged();
}
}
}
private void NavigateToPage(PageTokens pageToken)
{
if (CanNavigateToPage(pageToken))
{
_navigationService.Navigate(pageToken.ToString(), null);
}
}
private void NavigateToPage(PageTokens pageToken)
{
if (CanNavigateToPage(pageToken))
{
_navigationService.Navigate(pageToken.ToString(), null);
}
}
public async Task <GetStreamsResponse> Execute(GetStreamsQuery query)
{
var streamFilters = new StreamFilterOptions {
GameName = query.Filters.GameName
};
var unpackedTokens = PageTokens.UnpackTokens(query.PageToken);
var supportedPlatforms = streamPlatformService.GetSupportingPlatforms(streamFilters);
var platformStreams = await streamPlatformService.GetStreams(supportedPlatforms, streamFilters, query.PageSize, unpackedTokens);
var packedTokens = PageTokens
.FromList(platformStreams.Select(p => new PageToken(p.StreamPlatformName, p.NextPageToken)))
.PackTokens();
var aggregatedStreams = platformStreams.SelectMany(p => p.Streams.Select(s => new Stream
{
StreamTitle = s.StreamTitle,
StreamerName = s.StreamerName,
StreamUrl = s.StreamUrl,
IsLive = s.IsLive,
Views = s.Views,
PlatformName = p.StreamPlatformName,
StreamThumbnailUrl = s.StreamThumbnailUrl,
StreamerAvatarUrl = s.StreamerAvatarUrl,
}));
return(new GetStreamsResponse
{
Streams = aggregatedStreams.OrderByDescending(s => s.Views),
NextPageToken = packedTokens
});
}
public MenuViewModel(INavigationService navigationService, IResourceLoader resourceLoader)
{
_navigationService = navigationService;
Commands = new ObservableCollection<MenuItemViewModel>
{
new MenuItemViewModel { DisplayName = resourceLoader.GetString("DTSBehaviorSampleMenuItemDisplayName"), FontIcon = "\ue15f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.DTSBehaviorSample), () => CanNavigateToSamplePage(PageTokens.DTSBehaviorSample)) },
new MenuItemViewModel { DisplayName = resourceLoader.GetString("DTSSampleMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.DTSSample), () => CanNavigateToSamplePage(PageTokens.DTSSample)) },
new MenuItemViewModel { DisplayName = resourceLoader.GetString("IncrementalLoadingMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.IncrementalLoadingSample), () => CanNavigateToSamplePage(PageTokens.IncrementalLoadingSample)) },
new MenuItemViewModel { DisplayName = resourceLoader.GetString("DeferLoadStrategyMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.DeferLoadStrategySample), () => CanNavigateToSamplePage(PageTokens.DeferLoadStrategySample)) },
new MenuItemViewModel { DisplayName = resourceLoader.GetString("CustomLVIPMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.CustomLVIPSample), () => CanNavigateToSamplePage(PageTokens.CustomLVIPSample)) },
new MenuItemViewModel { DisplayName = resourceLoader.GetString("StateTriggerMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.StateTriggerSample), () => CanNavigateToSamplePage(PageTokens.StateTriggerSample)) },
new MenuItemViewModel { DisplayName = resourceLoader.GetString("CVSMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.CollectionViewSourceSample), () => CanNavigateToSamplePage(PageTokens.CollectionViewSourceSample)) },
new MenuItemViewModel { DisplayName = resourceLoader.GetString("DeviceSpecificMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.DeviceSpecificSample), () => CanNavigateToSamplePage(PageTokens.DeviceSpecificSample)) },
new MenuItemViewModel { DisplayName = resourceLoader.GetString("ExpanderSampleMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.ExpanderSample), () => CanNavigateToSamplePage(PageTokens.ExpanderSample)) },
new MenuItemViewModel { DisplayName = resourceLoader.GetString("OldMainPageMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.OldMain), () => CanNavigateToSamplePage(PageTokens.OldMain)) },
};
_currentPageToken = PageTokens.DTSBehaviorSample;
_canNavigateLookup = new Dictionary<PageTokens, bool>();
foreach (PageTokens pageToken in Enum.GetValues(typeof(PageTokens)))
{
_canNavigateLookup.Add(pageToken, true);
}
_canNavigateLookup[_currentPageToken] = false;
}
public void Should_Return_An_Empty_Page_Token_When_One_Was_Not_Found_For_The_Platform()
{
var pageTokens = new PageTokens()
.AddToken("twitch", "twitch token");
var pageToken = pageTokens.GetTokenOrEmpty("youtube");
Assert.True(pageToken.IsEmpty());
}
public void Should_Return_An_Empty_String_When_All_Page_Tokens_Are_Empty()
{
var pageTokens = new PageTokens()
.AddToken("youtube", "")
.AddToken("twitch", "");
var packedTokens = pageTokens.PackTokens();
Assert.IsEmpty(packedTokens);
}
public void Should_Return_The_Page_Token_For_The_Platform()
{
var pageTokens = new PageTokens()
.AddToken("youtube", "youtube token")
.AddToken("twitch", "twitch token");
var pageToken = pageTokens.GetTokenOrEmpty("twitch");
Assert.AreEqual(pageToken.Token, "twitch token");
}
private void NavigateToPage(PageTokens pageToken)
{
if (CanNavigateToPage(pageToken))
{
if (_navigationService.Navigate(pageToken.ToString(), null))
{
UpdateCanNavigateLookup(pageToken);
RaiseCanExecuteChanged();
}
}
}
private void NavigateToPage(PageTokens pageToken)
{
if (CanNavigateToPage(pageToken))
{
if (_navigationService.Navigate(pageToken.ToString(), null))
{
UpdateCanNavigateLookup(pageToken);
RaiseCanExecuteChanged();
}
}
}
public void Should_Only_Pack_Non_Empty_Tokens()
{
var pageTokens = new PageTokens()
.AddToken("youtube", "youtube token")
.AddToken("twitch", "");
var packedTokens = pageTokens.PackTokens();
var unpackedTokens = PageTokens.UnpackTokens(packedTokens);
Assert.AreEqual(unpackedTokens.GetTokenOrEmpty("youtube").Token, "youtube token");
Assert.AreEqual(unpackedTokens.GetTokenOrEmpty("twitch").Token, "");
}
private void CleanRestrictedPagesFromNavigationHistory()
{
var app = App.Current as App;
foreach (var pageToken in PageTokens.GetAll())
{
var page = app.GetPage(pageToken);
var isRestricted = Attribute.IsDefined(page, typeof(Restricted));
if (isRestricted)
{
_navigationService.RemoveAllPages(pageToken);
}
}
}
private void UpdateCanNavigateLookup(PageTokens navigatedTo)
{
if (navigatedTo == _currentPageToken)
{
return;
}
_canNavigateLookup[_currentPageToken] = true;
_canNavigateLookup[navigatedTo] = false;
_currentPageToken = navigatedTo;
ShowMenuButton =
_currentPageToken != PageTokens.Login &&
_currentPageToken != PageTokens.SingleFileDownload &&
_currentPageToken != PageTokens.FileUpload;
IsMenuOpen = false;
}
private void UpdateCanNavigateLookup(PageTokens navigatedTo)
{
if (navigatedTo == PageTokens.Login)
{
foreach (var key in _canNavigateLookup.Keys.ToList())
{
_canNavigateLookup[key] = false;
}
_currentPageToken = navigatedTo;
return;
}
_canNavigateLookup[_currentPageToken] = true;
_canNavigateLookup[navigatedTo] = false;
_currentPageToken = navigatedTo;
}
public MenuViewModel(INavigationService navigationService, IResourceLoader resourceLoader)
{
_navigationService = navigationService;
Commands = new ObservableCollection <MenuItemViewModel>
{
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("DTSBehaviorSampleMenuItemDisplayName"), FontIcon = "\ue15f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.DTSBehaviorSample), () => CanNavigateToSamplePage(PageTokens.DTSBehaviorSample))
},
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("DTSSampleMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.DTSSample), () => CanNavigateToSamplePage(PageTokens.DTSSample))
},
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("IncrementalLoadingMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.IncrementalLoadingSample), () => CanNavigateToSamplePage(PageTokens.IncrementalLoadingSample))
},
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("DeferLoadStrategyMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.DeferLoadStrategySample), () => CanNavigateToSamplePage(PageTokens.DeferLoadStrategySample))
},
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("CustomLVIPMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.CustomLVIPSample), () => CanNavigateToSamplePage(PageTokens.CustomLVIPSample))
},
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("StateTriggerMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.StateTriggerSample), () => CanNavigateToSamplePage(PageTokens.StateTriggerSample))
},
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("CVSMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.CollectionViewSourceSample), () => CanNavigateToSamplePage(PageTokens.CollectionViewSourceSample))
},
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("DeviceSpecificMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.DeviceSpecificSample), () => CanNavigateToSamplePage(PageTokens.DeviceSpecificSample))
},
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("ExpanderSampleMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.ExpanderSample), () => CanNavigateToSamplePage(PageTokens.ExpanderSample))
},
new MenuItemViewModel {
DisplayName = resourceLoader.GetString("OldMainPageMenuItemDisplayName"), FontIcon = "\ue19f", Command = new DelegateCommand(() => NavigateToSamplePage(PageTokens.OldMain), () => CanNavigateToSamplePage(PageTokens.OldMain))
},
};
_currentPageToken = PageTokens.DTSBehaviorSample;
_canNavigateLookup = new Dictionary <PageTokens, bool>();
foreach (PageTokens pageToken in Enum.GetValues(typeof(PageTokens)))
{
_canNavigateLookup.Add(pageToken, true);
}
_canNavigateLookup[_currentPageToken] = false;
}
private bool CanNavigateToPage(PageTokens pageToken)
{
return _canNavigateLookup[pageToken];
}
private void UpdateCanNavigateLookup(PageTokens navigatedTo)
{
_canNavigateLookup[_currentPageToken] = true;
_canNavigateLookup[navigatedTo] = false;
_currentPageToken = navigatedTo;
}
private void UpdateCanNavigateLookup(PageTokens navigatedTo)
{
_canNavigateLookup[_currentPageToken] = true;
_canNavigateLookup[navigatedTo] = false;
_currentPageToken = navigatedTo;
}
private bool CanNavigateToPage(PageTokens pageToken)
{
return(_canNavigateLookup[pageToken]);
}
public static void Navigate(this INavigationService navigationService, PageTokens token)
{
navigationService.Navigate(token, null);
}
public static void Navigate(this INavigationService navigationService, PageTokens token, object param)
{
navigationService.Navigate(token.ToString(), param);
}
public NavigationEntry(string name, string glyph, PageTokens token)
{
Name = name;
Glyph = glyph;
Token = token;
}
public MenuViewItem(string title, string icon, PageTokens token)
{
Title = title;
FontIcon = icon;
Token = token;
}
