public static PlaylistData ExtractPlaylistData(string html)
{
var playlistData = new PlaylistData();
playlistData.Items = new List<PlaylistDataItem>();
playlistData.Description = "UK Top 40 singles: http://www.bbc.co.uk/radio1/chart/singles";
playlistData.Title = string.Format("UK Top 40 {0:D} ", ExtractDate(html));
playlistData.SearchKeys = new List<string>();
var regexChartItem = new Regex(@"<td>(?<Position>.*?)</td>.*?<td>(?<Status>.*?)</td>.*?<td>(?<Previous>.*?)</td>.*?<td>(?<Weeks>.*?)</td>.*?<td>(?<Artist>.*?)</td>.*?<td>(?<Title>.*?)</td>", RegexOptions.Singleline);
var matches = regexChartItem.Matches(html);
foreach (Match m in matches)
{
var item = new PlaylistDataItem()
{
Position = HtmlUtilities.ConvertToText(m.Groups["Position"].Value).ToInt(),
Status = HtmlUtilities.ConvertToText(m.Groups["Status"].Value),
Weeks = HtmlUtilities.ConvertToText(m.Groups["Weeks"].Value).ToInt(),
Previous = HtmlUtilities.ConvertToText(m.Groups["Previous"].Value).ToInt(),
Artist = HtmlUtilities.ConvertToText(m.Groups["Artist"].Value),
Title = HtmlUtilities.ConvertToText(m.Groups["Title"].Value)
};
playlistData.Items.Add(item);
var searchKey = string.Format("{0} {1}", item.Artist, item.Title);
playlistData.SearchKeys.Add(searchKey);
}
return playlistData;
}
public static PlaylistData ExtractPlaylistData(string html)
{
var playlistData = new PlaylistData();
playlistData.Items = new List <PlaylistDataItem>();
playlistData.Description = "UK Top 40 singles: http://www.bbc.co.uk/radio1/chart/singles";
playlistData.Title = string.Format("UK Top 40 {0:D} ", ExtractDate(html));
playlistData.SearchKeys = new List <string>();
var regexChartItem = new Regex(@"<td>(?<Position>.*?)</td>.*?<td>(?<Status>.*?)</td>.*?<td>(?<Previous>.*?)</td>.*?<td>(?<Weeks>.*?)</td>.*?<td>(?<Artist>.*?)</td>.*?<td>(?<Title>.*?)</td>", RegexOptions.Singleline);
var matches = regexChartItem.Matches(html);
foreach (Match m in matches)
{
var item = new PlaylistDataItem()
{
Position = HtmlUtilities.ConvertToText(m.Groups["Position"].Value).ToInt(),
Status = HtmlUtilities.ConvertToText(m.Groups["Status"].Value),
Weeks = HtmlUtilities.ConvertToText(m.Groups["Weeks"].Value).ToInt(),
Previous = HtmlUtilities.ConvertToText(m.Groups["Previous"].Value).ToInt(),
Artist = HtmlUtilities.ConvertToText(m.Groups["Artist"].Value),
Title = HtmlUtilities.ConvertToText(m.Groups["Title"].Value)
};
playlistData.Items.Add(item);
var searchKey = string.Format("{0} {1}", item.Artist, item.Title);
playlistData.SearchKeys.Add(searchKey);
}
return(playlistData);
}
public async Task GetPlaylistData(IPlaylistSource playlistSource, Action <PlaylistData, Exception> callback)
{
PlaylistData playlistData = null;
Exception err = null;
try
{
playlistData = await playlistSource.GetPlaylistAsync();
}
catch (Exception ex)
{
err = ex;
}
callback(playlistData, err);
}
private PlaylistData CreateTestlist()
{
var playlistData = new PlaylistData();
playlistData.Items = new List <PlaylistDataItem>();
playlistData.Description = "Test playlist";
playlistData.Title = string.Format("{0} playlist", Query);
playlistData.SearchKeys = new List <string>();
var item1 = new PlaylistDataItem()
{
Artist = "Above & Beyond",
Title = "Lonely Girl"
};
var item2 = new PlaylistDataItem()
{
Artist = "Schiller",
Title = "I Feel You"
};
var item3 = new PlaylistDataItem()
{
Artist = "Radiohead",
Title = "Creep"
};
var item4 = new PlaylistDataItem()
{
Artist = "Avril Lavigne",
Title = "Nobody's Home"
};
playlistData.Items.Add(item1);
playlistData.Items.Add(item2);
playlistData.Items.Add(item3);
playlistData.Items.Add(item4);
foreach (var item in playlistData.Items)
{
var searchKey = string.Format("{0} {1}", item.Artist, item.Title);
playlistData.SearchKeys.Add(searchKey);
}
return(playlistData);
}
private PlaylistData CreateTestlist()
{
var playlistData = new PlaylistData();
playlistData.Items = new List<PlaylistDataItem>();
playlistData.Description = "Test playlist";
playlistData.Title = string.Format("{0} playlist", Query);
playlistData.SearchKeys = new List<string>();
var item1 = new PlaylistDataItem()
{
Artist = "Above & Beyond",
Title = "Lonely Girl"
};
var item2 = new PlaylistDataItem()
{
Artist = "Schiller",
Title = "I Feel You"
};
var item3 = new PlaylistDataItem()
{
Artist = "Radiohead",
Title = "Creep"
};
var item4 = new PlaylistDataItem()
{
Artist = "Avril Lavigne",
Title = "Nobody's Home"
};
playlistData.Items.Add(item1);
playlistData.Items.Add(item2);
playlistData.Items.Add(item3);
playlistData.Items.Add(item4);
foreach (var item in playlistData.Items)
{
var searchKey = string.Format("{0} {1}", item.Artist, item.Title);
playlistData.SearchKeys.Add(searchKey);
}
return playlistData;
}
public async void GetBBCPlaylistData(Action <PlaylistData, Exception> callback)
{
var testFileUri = new Uri("ms-appx:///Assets/TestChart.html");
PlaylistData playlistData = null;
Exception err = null;
try
{
var file = await StorageFile.GetFileFromApplicationUriAsync(testFileUri);
var html = await FileIO.ReadTextAsync(file);
playlistData = BBCTop40PlaylistSource.ExtractPlaylistData(html);
}
catch (Exception ex)
{
err = ex;
}
callback(playlistData, err);
}
private PlaylistData CreatePlaylistDataFromEchoNestResponse(PlaylistResponse searchResponse)
{
var playlistData = new PlaylistData();
playlistData.Items = new List<PlaylistDataItem>();
playlistData.Description = Query;
playlistData.Title = string.Format("{0} playlist", Query);
playlistData.SearchKeys = new List<string>();
foreach (var song in searchResponse.Songs)
{
var item = new PlaylistDataItem();
item.Artist = song.ArtistName;
item.Title = song.Title;
playlistData.Items.Add(item);
var searchKey = string.Format("{0} {1}", item.Artist, item.Title);
playlistData.SearchKeys.Add(searchKey);
}
return playlistData;
}
private PlaylistData CreateEchonestPlaylist(string apiKey)
{
var seedArtists = new TermList();
seedArtists.Add(Query);
StaticArgument staticArgument = new StaticArgument
{
Results = 40,
Artist = seedArtists,
Type = "artist-radio"
};
using (var session = new EchoNestSession(apiKey))
{
PlaylistResponse searchResponse = session.Query<Static>().Execute(staticArgument);
var playlistData = new PlaylistData();
playlistData.Items = new List<PlaylistDataItem>();
playlistData.Description = Query;
playlistData.Title = string.Format("{0} playlist", Query);
playlistData.SearchKeys = new List<string>();
foreach (var song in searchResponse.Songs)
{
var item = new PlaylistDataItem();
item.Artist = song.ArtistName;
item.Title = song.Title;
playlistData.Items.Add(item);
var searchKey = string.Format("{0} {1}", item.Artist, item.Title);
playlistData.SearchKeys.Add(searchKey);
}
return playlistData;
}
}
private PlaylistData CreateEchonestPlaylist(string apiKey)
{
var seedArtists = new TermList();
seedArtists.Add(Query);
StaticArgument staticArgument = new StaticArgument
{
Results = 40,
Artist = seedArtists,
Type = "artist-radio"
};
using (var session = new EchoNestSession(apiKey))
{
PlaylistResponse searchResponse = session.Query <Static>().Execute(staticArgument);
var playlistData = new PlaylistData();
playlistData.Items = new List <PlaylistDataItem>();
playlistData.Description = Query;
playlistData.Title = string.Format("{0} playlist", Query);
playlistData.SearchKeys = new List <string>();
foreach (var song in searchResponse.Songs)
{
var item = new PlaylistDataItem();
item.Artist = song.ArtistName;
item.Title = song.Title;
playlistData.Items.Add(item);
var searchKey = string.Format("{0} {1}", item.Artist, item.Title);
playlistData.SearchKeys.Add(searchKey);
}
return(playlistData);
}
}
PlaylistData CreatePlaylistDataFromArtistAndTitle(string artist, string title)
{
var playlistData = new PlaylistData();
playlistData.Items = new List<PlaylistDataItem>();
var searchKey = string.Format("{0} - {1}", artist, title);
playlistData.Description = searchKey;
playlistData.Title = searchKey;
playlistData.SearchKeys = new List<string>();
var item = new PlaylistDataItem();
item.Artist = artist;
item.Title = title;
playlistData.Items.Add(item);
playlistData.SearchKeys.Add(searchKey);
return playlistData;
}
void UpdateVideoInfo(IDataService service, PlaylistData playlistData, int selectedIndex = -1)
{
service.GetVideoInfo(playlistData, (videos, err) =>
{
if (err == null)
{
foreach (var video in videos)
{
PlaylistItems[video.Index].VideoId = video.VideoId;
PlaylistItems[video.Index].Thumbnail = video.ThumbnailUrl;
PlaylistItems[video.Index].VideoId = video.VideoId;
}
if (selectedIndex > 0 && selectedIndex < PlaylistItems.Count)
{
this.SelectedItem = PlaylistItems[selectedIndex];
}
}
else
{
/// if there is an error should create a property and bind to it for better practices
System.Diagnostics.Debug.WriteLine(err.ToString());
}
});
}
void UpdatePlaylist(IDataService service, PlaylistData playlistData, int selectedIndex = -1)
{
var playlistItems = new ObservableCollection<PlaylistItemViewModel>();
foreach (var item in playlistData.Items)
{
playlistItems.Add(new PlaylistItemViewModel(item));
}
this._playlistData = playlistData;
this.PlaylistItems = playlistItems;
this.UpdateVideoInfo(service, playlistData, selectedIndex);
}
public IList<VideoInfo> GetMockVideoInfo(PlaylistData playlistData)
{
var ds = new MockDataService();
var completion = new ManualResetEvent(false);
IList<VideoInfo> result = null;
ds.GetVideoInfo(playlistData, (videoInfo, err) =>
{
result = videoInfo;
completion.Set();
});
completion.WaitOne();
return result;
}
