/*
 * This work is licensed under the Creative Commons Attribution 2.5 License. 
 * To view a copy of this license, visit http://creativecommons.org/licenses/by/2.5/
 * or send a letter to Creative Commons, 543 Howard Street, 5th Floor, 
 * San Francisco, California, 94105, USA.
 * 
 * Original developer: David Betz <dfb@davidbetz.net>
 * 
*/

using System;
using System.Collections.Generic;
using System.Text;
using System.Collections.ObjectModel;
using Rss;

namespace FeedBuilder
{
    public class RssReader : AbstractReader
    {
        RssFeed feed;

        private Uri uri;

        public Uri Uri
        {
            get { return uri; }
            set { uri = value; }
        }

        public override string FeedLink
        {
            get { return feed.Channels[0].Link.AbsoluteUri; }
        }

        public override string FeedTitle
        {
            get { return feed.Channels[0].Title; }
        }

        public RssReader() { }

        public RssReader(string url)
        {
            this.Uri = new Uri(url);
            feed = RssFeed.Read(url);
        }

        public RssReader(Uri uri)
        {
            this.Uri = uri;
            feed = RssFeed.Read(this.Uri.AbsoluteUri);
        }

        public override Collection<SimpleFeedEntry> GetEntryList()
        {
            Collection<SimpleFeedEntry> simpleFeed = new Collection<SimpleFeedEntry>();
            foreach (RssItem entry in this.feed.Channels[0].Items)
            {
                SimpleFeedEntry simpleEntry = new SimpleFeedEntry();
                simpleEntry.Date = entry.PubDate;
                simpleEntry.Link = entry.Link.AbsoluteUri;
                simpleEntry.Text = entry.Description;
                simpleEntry.Title = entry.Title;
                simpleFeed.Add(simpleEntry);
            }
            return simpleFeed;
        }
    }
}