#region License

// Copyright (c) 2010, Jasper Yeh.
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, 
// are permitted provided that the following conditions are met:
//
//    * Redistributions of source code must retain the above copyright notice, 
//      this list of conditions and the following disclaimer.
//    * Redistributions in binary form must reproduce the above copyright notice, 
//      this list of conditions and the following disclaimer in the documentation 
//      and/or other materials provided with the distribution.
//    * Neither the name of ClearCanvas Inc. nor the names of its contributors 
//      may be used to endorse or promote products derived from this software without 
//      specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 
// THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 
// PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, 
// OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE 
// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 
// HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, 
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN 
// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY 
// OF SUCH DAMAGE.

#endregion

using System;
using System.Collections.Generic;
using ClearCanvas.Common;
using ClearCanvas.Common.Utilities;
using ClearCanvas.Dicom;
using ClearCanvas.Dicom.Iod.Macros;
using ClearCanvas.ImageViewer.Annotations;
using ClearCanvas.ImageViewer.Annotations.Dicom;
using ClearCanvas.ImageViewer.StudyManagement;
using Nullstack.ClearCanvasEx.ViewerEx.AnnotationProviders.Backports;
using DicomTags=Nullstack.ClearCanvasEx.ViewerEx.AnnotationProviders.Backports.DicomTags;

namespace Nullstack.ClearCanvasEx.ViewerEx.AnnotationProviders
{
	[ExtensionOf(typeof (AnnotationItemProviderExtensionPoint))]
	public class NMImageAnnotationItemProvider : AnnotationItemProvider
	{
		private readonly List<IAnnotationItem> _annotationItems;

		public NMImageAnnotationItemProvider()
			: base("AnnotationItemProviders.Dicom.NMImage", new AnnotationResourceResolver(typeof (NMImageAnnotationItemProvider).Assembly))
		{
			AnnotationResourceResolver resolver = new AnnotationResourceResolver(this);

			_annotationItems = new List<IAnnotationItem>();
			_annotationItems.Add(new DicomAnnotationItem<string>("Dicom.NMImage.Counts", resolver, GetCounts, DicomDataFormatHelper.RawStringFormat));
			_annotationItems.Add(new DicomAnnotationItem<string>("Dicom.NMImage.Duration", resolver, GetDuration, DicomDataFormatHelper.RawStringFormat));
			_annotationItems.Add(new DicomAnnotationItem<string>("Dicom.NMImage.EnergyWindow", resolver, GetEnergyWindow, DicomDataFormatHelper.RawStringFormat));
			_annotationItems.Add(new DicomAnnotationItem<string>("Dicom.NMImage.Radiopharmaceuticals", resolver, GetRadiopharmaceuticals, DicomDataFormatHelper.RawStringFormat));
			_annotationItems.Add(new DicomAnnotationItem<string>("Dicom.NMImage.ImageDimensions", resolver, GetImageDimensions, DicomDataFormatHelper.RawStringFormat));
			_annotationItems.Add(new DicomAnnotationItem<string>("Dicom.NMImage.AcquisitionMatrix", resolver, GetAcquisitionMatrix, DicomDataFormatHelper.RawStringFormat));
		}

		private static string GetDuration(Frame frame)
		{
			double value;
			bool tagExists = frame.ParentImageSop[DicomTags.EchoTime].TryGetFloat64(0, out value);
			if (tagExists)
				return String.Format(SR.fTimeMs, value);
			return "";
		}

		private static string GetCounts(Frame frame)
		{
			return string.Empty;
		}

		private static string GetEnergyWindow(Frame frame)
		{
			return string.Empty;
		}

		private static string GetRadiopharmaceuticals(Frame frame)
		{
			List<IsotopesInRadiopharmaceuticals> radionuclides = new List<IsotopesInRadiopharmaceuticals>();
			DicomAttributeSQ radiopharmaceuticalInformationSQ = frame.ParentImageSop[DicomTags.RadiopharmaceuticalInformationSequence] as DicomAttributeSQ;
			if (radiopharmaceuticalInformationSQ != null)
			{
				for (int n = 0; n < radiopharmaceuticalInformationSQ.Count; n++)
				{
					DicomAttributeSQ radionuclideSQ = radiopharmaceuticalInformationSQ[n][DicomTags.RadionuclideCodeSequence] as DicomAttributeSQ;
					if (radionuclideSQ != null)
					{
						for (int k = 0; k < radionuclideSQ.Count; k++)
						{
							IsotopesInRadiopharmaceuticals radionuclide = IsotopesInRadiopharmaceuticalsContextGroup.LookupIsotope(new CodeSequenceMacro(radionuclideSQ[k]));
							if (radionuclide != null)
								radionuclides.Add(radionuclide);
						}
					}
				}
			}
			return String.Join(", ", CollectionUtils.Map<IsotopesInRadiopharmaceuticals, string>(radionuclides, r => r.ToPlainString(true)).ToArray());
		}

		private static string GetImageDimensions(Frame frame)
		{
			return string.Empty;
		}

		private static string GetAcquisitionMatrix(Frame frame)
		{
			return string.Empty;
		}

		private static string Function6(Frame frame)
		{
			return string.Empty;
		}

		private static string Function7(Frame frame)
		{
			return string.Empty;
		}

		public override IEnumerable<IAnnotationItem> GetAnnotationItems()
		{
			return _annotationItems;
		}
	}
}