public Feed(Uri uri, HttpResourceClient httpResourceClient)
{
this.httpResourceClient = httpResourceClient;
using (var xmlReader = XmlReader.Create(httpResourceClient.Get(uri)))
{
feed = SyndicationFeed.Load(xmlReader);
}
}
public Task Execute(Uri recentFeedUri, EventProcessor eventProcessor, HttpResourceClient httpResourceClient, ClientState clientState)
{
foreach (var item in ((IEnumerable<SyndicationItem>)encounteredItems).Reverse())
{
eventProcessor.Process(item);
clientState.RecordSuccessfullyProcessed(item);
}
return new Terminate();
}
public Task Execute(Uri recentFeedUri, EventProcessor eventProcessor, HttpResourceClient httpResourceClient, ClientState clientState)
{
var entry = feed.Items.ElementAt(entryIndex);
if (!clientState.HaveAlreadyProcessed(entry))
{
encounteredItems.Add(entry);
if (feed.Items.Count() > entryIndex + 1)
{
return new NavigateEntryTask(feed, entryIndex + 1, encounteredItems);
}
return new NavigatePreviousArchiveTask(feed, encounteredItems);
}
return new ProcessItemsTask(encounteredItems);
}
public Task Execute(Uri recentFeedUri, EventProcessor eventProcessor, HttpResourceClient httpResourceClient, ClientState clientState)
{
return new NavigateEntryTask(new Feed(recentFeedUri, httpResourceClient), 0, new List<SyndicationItem>());
}
public Client(string recentFeedUri, EventProcessor eventProcessor, HttpResourceClient httpResourceClient)
{
this.eventProcessor = eventProcessor;
this.httpResourceClient = httpResourceClient;
this.recentFeedUri = new Uri(recentFeedUri);
}
public Task Execute(Uri recentFeedUri, EventProcessor eventProcessor, HttpResourceClient httpResourceClient, ClientState clientState)
{
throw new InvalidOperationException("Should not be executing the terminal state.");
}
public Task Execute(Uri recentFeedUri, EventProcessor eventProcessor, HttpResourceClient httpResourceClient, ClientState clientState)
{
if (feed.HasPreviousArchive)
return new NavigateEntryTask(feed.PreviousArchive, 0, encounteredItems);
return new ProcessItemsTask(encounteredItems);
}
