void PullPlaylists(Item root)
{
var playLists = YoutubeApisProcessor.Current.GetAllPlaylists();
var topics = root.Subtree().OfType <LectureWrap>().ToList();
var playListHandler = new Matching.MatchItemHandler <YoutubePlaylist>(
z => z.PlaylistTitle,
z => z.PlaylistTitle,
z => { }
);
var topicHandler = new Matching.MatchItemHandler <LectureWrap>(
z => z.Caption,
z => z.Caption,
z => { }
);
var updaters = new Matching.MatchUpdater <LectureWrap, YoutubePlaylist>(
(wrap, list) => wrap.Store <YoutubePlaylist>(list),
(list, wrap) => {},
wrap => wrap.Store <YoutubePlaylist>(null),
list => {}
);
Matching.MatchingAlgorithm.RunWeakAlgorithm(
topics,
playLists,
new Matching.MatchHandlers <LectureWrap, YoutubePlaylist>(topicHandler, playListHandler),
updaters);
}
public void Push(MatchUpdater <TInternal, TExternal> updater)
{
foreach (var e in UnmatchedInternals)
{
if (e.Status != MatchStatus.Pending)
{
updater.ClearInternal(e.OriginalItem);
}
}
foreach (var e in UnmatchedExternals)
{
if (e.Status != MatchStatus.Pending)
{
updater.ClearExternal(e.OriginalItem);
}
}
foreach (var pair in Matched)
{
if (pair.Internal.Status != MatchStatus.OldMatch)
{
updater.InternalTakesExternal(pair.Internal.OriginalItem, pair.External.OriginalItem);
}
if (pair.External.Status != MatchStatus.OldMatch)
{
updater.ExternalTakesInternal(pair.External.OriginalItem, pair.Internal.OriginalItem);
}
}
}
public MatchHandlersAndKeys(
MatchHandlers <TInternal, TExternal> handlers,
MatchKeySet <TInternal, TExternal, TInternalKey, TExternalKey> keySet,
MatchUpdater <TInternal, TExternal> updaters)
{
Handlers = handlers;
KeySet = keySet;
Updaters = updaters;
}
public static void RunWeakAlgorithm <TInternal, TExternal>(
IEnumerable <TInternal> internals,
IEnumerable <TExternal> externals,
MatchHandlers <TInternal, TExternal> handlers,
MatchUpdater <TInternal, TExternal> updates)
{
var pendingData = new MatchingPendingData <TInternal, TExternal>(internals, externals);
var nameMatch = new NameMatch <TInternal, TExternal>(pendingData, handlers);
var nameMatchResult = nameMatch.Run();
var model = new ManualMatchViewModel <TInternal, TExternal>(handlers);
model.Pull(nameMatchResult);
model.Pull(nameMatchResult.GetPendingData());
model.Push(updates);
}
void PullClips(Item root)
{
var clips = GetYoutubeClips();
if (clips == null)
{
return;
}
var lectures = root.Subtree().OfType <VideoWrap>();
var clipHandler = new Matching.MatchItemHandler <YoutubeClip>(z => z.GetProperName(), z => z.Name, z => Process.Start(z.VideoURLFull));
var lectureHandler = new Matching.MatchItemHandler <VideoWrap>(z => z.Caption, z => z.Caption, z => { });
var updaters = new Matching.MatchUpdater <VideoWrap, YoutubeClip>(
(wrap, clip) => wrap.Store <YoutubeClip>(clip),
(clip, wrap) => { clip.UpdateGuid(wrap.Guid); YoutubeApisProcessor.Current.UpdateVideo(clip); },
wrap => wrap.Store <YoutubeClip>(null),
clip => { clip.UpdateGuid(null); YoutubeApisProcessor.Current.UpdateVideo(clip); }
);
var handlers = new Matching.MatchHandlers <VideoWrap, YoutubeClip>(lectureHandler, clipHandler);
var keys = new Matching.MatchKeySet <VideoWrap, YoutubeClip, Guid?, string>(
wrap => wrap.Guid,
wrap => { var c = wrap.Get <YoutubeClip>(); if (c != null)
{
return(c.Id);
}
return(null); },
clip => clip.GetGuid(),
clip => clip.Id,
guid => !guid.HasValue,
id => id == null
);
var allData = new Matching.MatchHandlersAndKeys <VideoWrap, YoutubeClip, Guid?, string>(handlers, keys, updaters);
Matching.MatchingAlgorithm.RunStrongAlgorithm(lectures, clips, allData);
}