/// <inheritdoc />
public override async Task <FeedItem> GetFeedItemAsync(FeedReaderContext context)
{
var feedItems = await this.GetFeedItemsAsync(context).ConfigureAwait(false);
var index = this.GetSkipNumber(context.NumberOfFeedItems > feedItems.Count ? feedItems.Count : context.NumberOfFeedItems, context.IsRandom);
var feedItem = feedItems.Skip(index).Take(1).SingleOrDefault();
return(feedItem);
}
/// <inheritdoc />
public override async Task <List <FeedItem> > GetFeedItemsAsync(FeedReaderContext context)
{
var feed = await this.LoadFeedAsync(context.FeedUri).ConfigureAwait(false);
var items = feed.Items
.FilterIncluded(context.PrefixesIncluded)
.FilterExcluded(context.PrefixesExcluded)
.OrderByDescending(p => p.PublishDate)
.Take(context.NumberOfFeedItems)
.ToList();
var feedItems = items.Select(p => this.BuildFeedItem(p)).ToList();
return(feedItems);
}
public FeedService(FeedReaderContext context)
{
this.context = context;
}
public ArticleService(FeedReaderContext context)
{
this.context = context;
}
/// <inheritdoc />
public virtual async Task <FeedItem> GetFeedItemAsync(FeedReaderContext context)
{
return(await Task.FromResult(default(FeedItem)));
}
public CategoryService(FeedReaderContext context)
{
this.context = context;
}
