using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using NUnit.Framework;
using Umbraco.Tests.TestHelpers;
using Umbraco.Web;
using umbraco;

namespace Umbraco.Tests
{

	/// <summary>
	/// Tests for the legacy library class
	/// </summary>
	[TestFixture]
	public class LibraryTests : BaseRoutingTest
	{
		public override void Initialize()
		{
			base.Initialize();

			//set the current umbraco context and a published content store
			PublishedContentStoreResolver.Current = new PublishedContentStoreResolver(
				new DefaultPublishedContentStore());

			var routingContext = GetRoutingContext("/test", 1234);
			UmbracoContext.Current = routingContext.UmbracoContext;
		}

		public override void TearDown()
		{
			base.TearDown();
			UmbracoContext.Current = null;
			PublishedContentStoreResolver.Reset();
		}

		protected override bool RequiresDbSetup
		{
			get { return false; }
		}

		[Test]
		public void Get_Item_User_Property()
		{
			var val = library.GetItem(1173, "content");
			var legacyVal = LegacyGetItem(1173, "content");
			Assert.AreEqual(legacyVal, val);
			Assert.AreEqual("<div>This is some content</div>", val);
		}

		[Test]
		public void Get_Item_Document_Property()
		{
			//first test a single static val
			var val = library.GetItem(1173, "template");
			var legacyVal = LegacyGetItem(1173, "template");
			Assert.AreEqual(legacyVal, val);
			Assert.AreEqual("1234", val);

			//now test them all to see if they all match legacy
			foreach(var s in new[]{"id","parentID","level","writerID","template","sortOrder","createDate","updateDate","nodeName","writerName","path"})
			{
				val = library.GetItem(1173, s);
				legacyVal = LegacyGetItem(1173, s);
				Assert.AreEqual(legacyVal, val);				
			}			
		}

		[Test]
		public void Get_Item_Invalid_Property()
		{
			var val = library.GetItem(1173, "dontfindme");
			var legacyVal = LegacyGetItem(1173, "dontfindme");
			Assert.AreEqual(legacyVal, val);
			Assert.AreEqual("", val);
		}

		/// <summary>
		/// The old method, just using this to make sure we're returning the correct exact data as before.
		/// </summary>
		/// <param name="nodeId"></param>
		/// <param name="alias"></param>
		/// <returns></returns>
		private string LegacyGetItem(int nodeId, string alias)
		{
			var umbracoXML = UmbracoContext.Current.GetXml();
			string xpath = UmbracoSettings.UseLegacyXmlSchema ? "./data [@alias='{0}']" : "./{0}";
			if (umbracoXML.GetElementById(nodeId.ToString()) != null)
				if (
					",id,parentID,level,writerID,template,sortOrder,createDate,updateDate,nodeName,writerName,path,"
						.
						IndexOf("," + alias + ",") > -1)
					return umbracoXML.GetElementById(nodeId.ToString()).Attributes.GetNamedItem(alias).Value;
				else if (
					umbracoXML.GetElementById(nodeId.ToString()).SelectSingleNode(string.Format(xpath, alias)) !=
					null)
					return
						umbracoXML.GetElementById(nodeId.ToString()).SelectSingleNode(string.Format(xpath, alias)).ChildNodes[0].
							Value; //.Value + "*";
				else
					return string.Empty;
			else
				return string.Empty;
		}
	}
}