Inheritance: IMusicInformationManager
        private static async Task <bool> DownloadArtistPictureFromDeezer(MusicLibraryViewModel.ArtistItem artist)
        {
            var deezerClient = new DeezerClient();
            var deezerArtist = await deezerClient.GetArtistInfo(artist.Name);

            if (deezerArtist == null)
            {
                return(false);
            }
            if (deezerArtist.Images == null)
            {
                return(false);
            }
            try
            {
                var clientPic = new HttpClient();
                HttpResponseMessage responsePic = await clientPic.GetAsync(deezerArtist.Images.LastOrDefault().Url);

                string uri = responsePic.RequestMessage.RequestUri.AbsoluteUri;
                // A cheap hack to avoid using Deezers default image for bands.
                if (uri.Equals("http://cdn-images.deezer.com/images/artist//400x400-000000-80-0-0.jpg"))
                {
                    return(false);
                }
                byte[] img = await responsePic.Content.ReadAsByteArrayAsync();

                InMemoryRandomAccessStream streamWeb = new InMemoryRandomAccessStream();
                DataWriter writer = new DataWriter(streamWeb.GetOutputStreamAt(0));
                writer.WriteBytes(img);
                await writer.StoreAsync();

                StorageFolder artistPic = await ApplicationData.Current.LocalFolder.CreateFolderAsync("artistPic",
                                                                                                      CreationCollisionOption.OpenIfExists);

                string fileName = artist.Name + "_" + "dPi";
                var    file     = await artistPic.CreateFileAsync(fileName + ".jpg", CreationCollisionOption.OpenIfExists);

                var raStream = await file.OpenAsync(FileAccessMode.ReadWrite);

                using (var thumbnailStream = streamWeb.GetInputStreamAt(0))
                {
                    using (var stream = raStream.GetOutputStreamAt(0))
                    {
                        await RandomAccessStream.CopyAsync(thumbnailStream, stream);
                    }
                }
                StorageFolder appDataFolder           = ApplicationData.Current.LocalFolder;
                string        supposedPictureUriLocal = appDataFolder.Path + "\\artistPic\\" + artist.Name + "_" + "dPi" + ".jpg";
                await DispatchHelper.InvokeAsync(() => artist.Picture = supposedPictureUriLocal);

                return(true);
            }
            catch (Exception)
            {
                Debug.WriteLine("Error getting or saving art from deezer.");
                return(false);
            }
        }
Esempio n. 2
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        private static async Task<bool> DownloadArtistPictureFromDeezer(MusicLibraryViewModel.ArtistItem artist)
        {
            var deezerClient = new DeezerClient();
            var deezerArtist = await deezerClient.GetArtistInfo(artist.Name);
            if (deezerArtist == null) return false;
            if (deezerArtist.Images == null) return false;
            try
            {
                var clientPic = new HttpClient();
                HttpResponseMessage responsePic = await clientPic.GetAsync(deezerArtist.Images.LastOrDefault().Url);
                string uri = responsePic.RequestMessage.RequestUri.AbsoluteUri;
                // A cheap hack to avoid using Deezers default image for bands.
                if (uri.Equals("http://cdn-images.deezer.com/images/artist//400x400-000000-80-0-0.jpg"))
                {
                    return false;
                }
                byte[] img = await responsePic.Content.ReadAsByteArrayAsync();
                InMemoryRandomAccessStream streamWeb = new InMemoryRandomAccessStream();
                DataWriter writer = new DataWriter(streamWeb.GetOutputStreamAt(0));
                writer.WriteBytes(img);
                await writer.StoreAsync();
                StorageFolder artistPic = await ApplicationData.Current.LocalFolder.CreateFolderAsync("artistPic",
                    CreationCollisionOption.OpenIfExists);
                string fileName = artist.Name + "_" + "dPi";
                var file = await artistPic.CreateFileAsync(fileName + ".jpg", CreationCollisionOption.OpenIfExists);
                var raStream = await file.OpenAsync(FileAccessMode.ReadWrite);

                using (var thumbnailStream = streamWeb.GetInputStreamAt(0))
                {
                    using (var stream = raStream.GetOutputStreamAt(0))
                    {
                        await RandomAccessStream.CopyAsync(thumbnailStream, stream);
                    }
                }
                StorageFolder appDataFolder = ApplicationData.Current.LocalFolder;
                string supposedPictureUriLocal = appDataFolder.Path + "\\artistPic\\" + artist.Name + "_" + "dPi" + ".jpg";
                await DispatchHelper.InvokeAsync(() => artist.Picture = supposedPictureUriLocal);
                return true;
            }
            catch (Exception)
            {
                Debug.WriteLine("Error getting or saving art from deezer.");
                return false;
            }
        }