/*
 * 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 Atom.Core;
using System.Collections.ObjectModel;

namespace FeedBuilder
{
    public class AtomReader : AbstractReader
    {
        private AtomFeed atomFeed;

        public AtomFeed AtomFeed
        {
            get { return atomFeed; }
            set { atomFeed = value; }
        }

        public override String FeedLink
        {
            get { return this.AtomFeed.Links[1].HRef.AbsoluteUri; }
        }

        public override String FeedTitle
        {
            get { return this.AtomFeed.Title.Content; }
        }

        public AtomReader() { }

        public AtomReader(String data)
        {
            this.AtomFeed = AtomFeed.LoadXml(data);
        }

        public override Collection<SimpleFeedEntry> GetEntryList()
        {
            Collection<SimpleFeedEntry> simpleFeed = new Collection<SimpleFeedEntry>();
            foreach (AtomEntry entry in this.AtomFeed.Entries)
            {
                SimpleFeedEntry simpleEntry = new SimpleFeedEntry();
                simpleEntry.Date = entry.Modified.DateTime;
                simpleEntry.Link = entry.Links[1].HRef.AbsoluteUri;
                simpleEntry.Text = entry.Contents[0].Content;
                simpleEntry.Title = entry.Title.Content;
                simpleFeed.Add(simpleEntry);
            }
            return simpleFeed;
        }
    }
}