public async Task <PhotosSearchResult> GetAllAsync(UInt32 owner, String accessToken, UInt32 offset, UInt32 count)
        {
            var photos = new List <IPhotoMetadata>();

            photos.Add(await GetPhotoMetadataAsync(1, 0, 0, "ms-appx:///Screenshots/lisplogo_alien_256.jpg"));
            var result = new PhotosSearchResult((UInt32)photos.Count, DateTime.Now, DateTime.Now, photos);

            return(await Task.FromResult <PhotosSearchResult>(result));
        }
        public async Task <PhotosSearchResult> SearchAsync(Double latitude, Double longitude, DateTime startTime, DateTime endTime, UInt32 offset, UInt32 count, UInt32 radius)
        {
            var photos = new List <IPhotoMetadata>();

            photos.Add(await GetPhotoMetadataAsync(0, Points[0].Latitude, Points[0].Longitude, "ms-appx:///Screenshots/0.jpg"));
            photos.Add(await GetPhotoMetadataAsync(1, Points[1].Latitude, Points[1].Longitude, "ms-appx:///Screenshots/1.jpg"));
            photos.Add(await GetPhotoMetadataAsync(2, Points[2].Latitude, Points[2].Longitude, "ms-appx:///Screenshots/2.jpg"));
            photos.Add(await GetPhotoMetadataAsync(3, Points[3].Latitude, Points[3].Longitude, "ms-appx:///Screenshots/3.jpg"));
            photos.Add(await GetPhotoMetadataAsync(4, Points[4].Latitude, Points[4].Longitude, "ms-appx:///Screenshots/4.jpg"));

            photos.Add(await GetPhotoMetadataAsync(5, Points[5].Latitude, Points[5].Longitude, "ms-appx:///Screenshots/5.jpg"));
            photos.Add(await GetPhotoMetadataAsync(6, Points[5].Latitude, Points[5].Longitude, "ms-appx:///Screenshots/6.jpg"));
            photos.Add(await GetPhotoMetadataAsync(7, Points[5].Latitude, Points[5].Longitude, "ms-appx:///Screenshots/7.jpg"));

            photos.Add(await GetPhotoMetadataAsync(8, Points[6].Latitude, Points[6].Longitude, "ms-appx:///Screenshots/8.jpg"));
            photos.Add(await GetPhotoMetadataAsync(9, Points[6].Latitude, Points[6].Longitude, "ms-appx:///Screenshots/8.jpg"));
            photos.Add(await GetPhotoMetadataAsync(10, Points[6].Latitude, Points[6].Longitude, "ms-appx:///Screenshots/8.jpg"));
            photos.Add(await GetPhotoMetadataAsync(11, Points[6].Latitude, Points[6].Longitude, "ms-appx:///Screenshots/8.jpg"));
            photos.Add(await GetPhotoMetadataAsync(12, Points[6].Latitude, Points[6].Longitude, "ms-appx:///Screenshots/8.jpg"));
            var result = new PhotosSearchResult((UInt32)photos.Count, DateTime.Now, DateTime.Now, photos);

            return(await Task.FromResult <PhotosSearchResult>(result));
        }