public int AddFeed(Feed feed)
{
feed.Id = _nextFeedId++;
_feeds.Add(feed.Id, feed);
_statistics.TotalFeeds++;
return feed.Id;
}
public FeedView(Feed feed)
{
Id = feed.Id;
LongId = feed.LongId;
Url = feed.Url;
Title = feed.Title;
ItemUrls = new HashSet<string>(feed.Items.Select(f => f.Url));
Description = feed.Description;
}
public void GetFeedByIdTest()
{
var model = new GeekStreamModel();
var feed = new Feed {Title = "Feed title", LastCollected = DateTime.MinValue};
var id = model.AddFeed(feed);
Console.WriteLine(feed.Id);
Assert.AreEqual(id, feed.Id);
var collected = DateTime.Now;
var cmd = new SetFeedsLastCollectedCommand(new[] {id}, collected);
cmd.Execute(model);
Assert.AreEqual(feed.LastCollected, collected);
}
private void RemoveFeedFromSearchIndex(Feed feed)
{
var searchTermsToRemove = new List<string>();
var itemsToRemove = new HashSet<FeedItem>(feed.Items);
foreach (KeyValuePair<string, SortedSet<FeedItem>> kvp in _searchIndex)
{
var searchTerm = kvp.Key;
var entrySet = kvp.Value;
_statistics.TotalKeywords -= entrySet.RemoveWhere(feedItem => itemsToRemove.Contains(feedItem));
if (entrySet.Count == 0) searchTermsToRemove.Add(searchTerm);
}
_statistics.UniqueKeywords -= searchTermsToRemove.Count;
foreach (string searchTerm in searchTermsToRemove) _searchIndex.Remove(searchTerm);
}
public bool TryGetFeedById(int id, out Feed feed)
{
feed = GetFeedById(id);
return feed != null;
}
private void CreateFeed(SyndicationFeed syndicationFeed, string url)
{
var feed = new Feed
{
PartitionId = 0,
Title = syndicationFeed.Title != null ? syndicationFeed.Title.Text : "Untitled feed",
Description = syndicationFeed.Description != null ? syndicationFeed.Description.Text : "No description",
ImageUrl = syndicationFeed.ImageUrl != null ? syndicationFeed.ImageUrl.ToString() : null,
LastCollected = DateTime.MinValue,
Url = url,
Created = DateTime.Now
};
var command = new AddFeedCommand(feed);
_geekStreamDb.Execute(command);
}
public bool TryGetFeedById(int id, out Feed feed)
{
feed = GetFeedById(id);
return(feed != null);
}
