using System;
using System.Collections.Generic;
using System.Reflection;
using System.Data;
using System.Configuration;
using System.Web;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using SyndicationFeed;
using System.Collections.Specialized;
using System.Collections.ObjectModel;

namespace Iap.Controls
{
    [ToolboxData("<{0}:FeedLinkCreator runat=\"server\"></{0}:FeedLinkCreator>")]
    public class FeedLinkCreator : CompositeControl
    {
        internal Collection<RssFeed> Links {
            get {
                if (ViewState["Links"] == null) {
                    ViewState["Links"] = new Collection<RssFeed>( );
                }
                return (Collection<RssFeed>)ViewState["Links"]; }
            set { ViewState["Links"] = value; }
        }

        public FeedLinkCreator( ) {
        }

        protected override void CreateChildControls( ) {
            if (this.Links.Count > 0) {
                foreach (RssFeed feed in this.Links) {
                    HtmlGenericControl link = new HtmlGenericControl("div");
                    link.Attributes.Add("rel", "alternate");
                    link.Attributes.Add("type", "application/rss+xml");
                    link.Attributes.Add("href", feed.HRef);
                    link.Attributes.Add("title", feed.Title);
                    this.Controls.Add(link);
                }
            }
            else {
                this.Visible = false;
            }

            base.CreateChildControls( );
        }
    }
}