public FaveViewModel(
Func <IGrouping <string, Article>, FaveGroupViewModel> factory,
INavigationService navigationService,
IFavoriteManager favoriteManager,
ISettingManager settingManager)
{
_navigationService = navigationService;
_favoriteManager = favoriteManager;
_settingManager = settingManager;
_factory = factory;
ReadFeeds = ReactiveCommand.CreateFromTask(_navigationService.Navigate <FeedViewModel>);
Items = new ReactiveList <FaveGroupViewModel> {
ChangeTrackingEnabled = true
};
var month = CultureInfo.CurrentCulture.DateTimeFormat.YearMonthPattern;
var date = CultureInfo.CurrentCulture.DateTimeFormat.LongDatePattern;
OrderByDate = CreateFilter(x => x.PublishedDate, x => x.ToString(date));
OrderByMonth = CreateFilter(x => x.PublishedDate, x => x.ToString(month));
OrderByFeed = CreateFilter(x => x.FeedTitle, x => x);
Activator = new ViewModelActivator();
this.WhenActivated((CompositeDisposable disposables) =>
OrderByDate.Execute().Subscribe());
}
public FeedItemViewModel(
Func <FeedItemViewModel, ArticleViewModel> factory,
INavigationService navigationService,
ICategoryManager categoryManager,
IFavoriteManager favoriteManager,
IPlatformService platformService,
Article article)
{
Published = article.PublishedDate;
Content = article.Content;
Image = article.ImageUri;
Feed = article.FeedTitle;
Title = article.Title;
Fave = article.Fave;
Read = article.Read;
Launch = ReactiveCommand.CreateFromTask(
() => platformService.LaunchUri(new Uri(article.Uri)),
Observable.Return(Uri.IsWellFormedUriString(article.Uri, UriKind.Absolute))
);
Share = ReactiveCommand.CreateFromTask(
() => platformService.Share($"{article.Title} {article.Uri}")
);
Open = ReactiveCommand.CreateFromTask(
() => navigationService.Navigate <ArticleViewModel>(factory(this))
);
MarkRead = ReactiveCommand.Create(() => { Read = !Read; });
Open.Subscribe(x => Read = true);
this.WhenAnyValue(x => x.Read)
.Skip(1).Do(x => article.Read = x)
.SelectMany(x => categoryManager
.UpdateArticleAsync(article)
.ToObservable())
.Subscribe();
CopyConfirm = new Interaction <Unit, bool>();
Copy = ReactiveCommand.CreateFromTask(async() =>
{
await platformService.CopyTextToClipboard(article.Uri);
await CopyConfirm.Handle(Unit.Default);
});
MarkFave = ReactiveCommand.CreateFromTask(async() =>
{
if (Fave)
{
await favoriteManager.RemoveAsync(article);
}
else
{
await favoriteManager.InsertAsync(article);
}
Fave = article.Fave;
});
}
public FeedItemViewModel(
INavigationService navigationService,
ICategoryManager categoryManager,
IFavoriteManager favoriteManager,
IPlatformService platformService,
ISettingManager settingManager,
Article article)
{
_navigationService = navigationService;
_categoryManager = categoryManager;
_favoriteManager = favoriteManager;
_platformService = platformService;
_settingManager = settingManager;
_article = article;
Share = ReactiveCommand.CreateFromTask(
() => _platformService.Share($"{_article.Title} {_article.Uri}"));
Open = ReactiveCommand.CreateFromTask(
() => _navigationService.NavigateTo(this));
Fave = _article.Fave;
Read = _article.Read;
Open.Subscribe(x => Read = true);
this.ObservableForProperty(x => x.Read)
.Select(property => property.Value)
.Do(read => _article.Read = read)
.Select(read => _article)
.Select(_categoryManager.Update)
.SelectMany(task => task.ToObservable())
.Subscribe();
Launch = ReactiveCommand.CreateFromTask(
() => _platformService.LaunchUri(new Uri(_article.Uri)),
Observable.Return(Uri.IsWellFormedUriString(_article.Uri, UriKind.Absolute)));
Copy = ReactiveCommand.CreateFromTask(
() => _platformService.CopyTextToClipboard(_article.Uri),
Observable.Return(!string.IsNullOrWhiteSpace(_article.Uri)));
MarkFave = ReactiveCommand.CreateFromTask(DoMarkFave);
MarkRead = ReactiveCommand.Create(() => { Read = !Read; });
Copied = new Interaction <Unit, bool>();
Copy.ObserveOn(RxApp.MainThreadScheduler)
.SelectMany(Copied.Handle)
.Subscribe();
Activator = new ViewModelActivator();
this.WhenActivated(async(CompositeDisposable disposables) =>
{
var settings = await _settingManager.Read();
Images = settings.Images;
Font = settings.Font;
});
}
/// <summary>
/// 构造函数
///</summary>
public FavoriteAppService(
IRepository <Favorite, Guid> favoriteRepository
, IFavoriteManager favoriteManager
, IRepository <WeChatUser, Guid> wechatuserRepository
, IRepository <Shop, Guid> shopRepository
)
{
_favoriteRepository = favoriteRepository;
_favoriteManager = favoriteManager;
_wechatuserRepository = wechatuserRepository;
_shopRepository = shopRepository;
}
public FeedItemViewModel(
Func <FeedItemViewModel, FeedItemFullViewModel> factory,
INavigationService navigationService,
ICategoryManager categoryManager,
IFavoriteManager favoriteManager,
IPlatformService platformService,
Article article)
{
_navigationService = navigationService;
_categoryManager = categoryManager;
_favoriteManager = favoriteManager;
_platformService = platformService;
_article = article;
_factory = factory;
Share = ReactiveCommand.CreateFromTask(
() => _platformService.Share($"{_article.Title} {_article.Uri}"));
Open = ReactiveCommand.CreateFromTask(
() => _navigationService.NavigateWith <FeedItemFullViewModel>(_factory(this)));
Fave = _article.Fave;
Read = _article.Read;
Open.Subscribe(x => Read = true);
this.ObservableForProperty(x => x.Read)
.Select(property => property.Value)
.Do(read => _article.Read = read)
.Select(read => _article)
.SelectMany(_categoryManager.Update)
.Subscribe();
Launch = ReactiveCommand.CreateFromTask(
() => _platformService.LaunchUri(new Uri(_article.Uri)),
Observable.Return(Uri.IsWellFormedUriString(_article.Uri, UriKind.Absolute)));
Copy = ReactiveCommand.CreateFromTask(
() => _platformService.CopyTextToClipboard(_article.Uri),
Observable.Return(!string.IsNullOrWhiteSpace(_article.Uri)));
CopyConfirm = new Interaction <Unit, bool>();
Copy.ObserveOn(RxApp.MainThreadScheduler)
.SelectMany(CopyConfirm.Handle)
.Subscribe();
MarkFave = ReactiveCommand.CreateFromTask(DoMarkFave);
MarkRead = ReactiveCommand.Create(() => { Read = !Read; });
}
public FaveViewModel(
Func <IGrouping <string, Article>, FaveGroupViewModel> factory,
IFavoriteManager favoriteManager,
ISettingManager settingManager)
{
_favoriteManager = favoriteManager;
_settingManager = settingManager;
_factory = factory;
Items = new ReactiveList <FaveGroupViewModel> {
ChangeTrackingEnabled = true
};
var month = CultureInfo.CurrentCulture.DateTimeFormat.YearMonthPattern;
var date = CultureInfo.CurrentCulture.DateTimeFormat.LongDatePattern;
Load = Filter(x => x.PublishedDate, x => x.ToString(date));
OrderByDate = Filter(x => x.PublishedDate, x => x.ToString(date));
OrderByMonth = Filter(x => x.PublishedDate, x => x.ToString(month));
OrderByFeed = Filter(x => x.FeedTitle, x => x);
}
public FeedItemViewModel(
Func <FeedItemViewModel, FeedItemFullViewModel> factory,
INavigationService navigationService,
ICategoryManager categoryManager,
IFavoriteManager favoriteManager,
IPlatformService platformService,
Article article)
{
_navigationService = navigationService;
_categoryManager = categoryManager;
_favoriteManager = favoriteManager;
_platformService = platformService;
_article = article;
_factory = factory;
Launch = ReactiveCommand.CreateFromTask(
() => _platformService.LaunchUri(new Uri(_article.Uri)),
Observable.Return(Uri.IsWellFormedUriString(_article.Uri, UriKind.Absolute))
);
Share = ReactiveCommand.CreateFromTask(
() => _platformService.Share($"{_article.Title} {_article.Uri}")
);
Open = ReactiveCommand.CreateFromTask(
() => _navigationService.Navigate <FeedItemFullViewModel>(_factory(this))
);
Fave = _article.Fave;
Read = _article.Read;
Open.Subscribe(x => Read = true);
this.WhenAnyValue(x => x.Read).Skip(1)
.Do(read => _article.Read = read)
.Select(read => _article)
.SelectMany(_categoryManager.Update)
.Subscribe();
CopyConfirm = new Interaction <Unit, bool>();
Copy = ReactiveCommand.CreateFromTask(DoCopy);
MarkFave = ReactiveCommand.CreateFromTask(DoMarkFave);
MarkRead = ReactiveCommand.Create(() => { Read = !Read; });
}
public FaveViewModel(
Func <IGrouping <string, Article>, FaveGroupViewModel> factory,
IFavoriteManager favoriteManager,
ISettingManager settingManager)
{
Items = new ReactiveList <FaveGroupViewModel>();
var month = CultureInfo.CurrentCulture.DateTimeFormat.YearMonthPattern;
var date = CultureInfo.CurrentCulture.DateTimeFormat.LongDatePattern;
Load = LoadAs(x => x.PublishedDate, x => x.ToString(date));
OrderByMonth = LoadAs(x => x.PublishedDate, x => x.ToString(month));
OrderByDate = LoadAs(x => x.PublishedDate, x => x.ToString(date));
OrderByFeed = LoadAs(x => x.FeedTitle, x => x);
ReactiveCommand <Unit, Unit> LoadAs <T>(Func <Article, T> order, Func <T, string> display)
{
return(ReactiveCommand.CreateFromTask(async() =>
{
IsLoading = true;
var settings = await settingManager.Read();
var articles = await favoriteManager.GetAllAsync();
var groupings = articles
.OrderByDescending(order)
.GroupBy(x => display(order(x)))
.Select(factory)
.ToList();
await Task.Delay(300);
Items.Clear();
Items.AddRange(groupings);
Images = settings.Images;
IsEmpty = Items.Count == 0;
IsLoading = false;
},
this.WhenAnyValue(x => x.IsLoading).Select(x => !x)));
}
}
public FavoritesController(IFavoriteManager favoriteManager, ApplicationDbContext Data)
{
this.favoriteManager = favoriteManager;
this.Data = Data;
}
