public static IndexWorkspace GetWorkspace(string indexDirectory)
{
var index = IndexWorkspace.Create(GetIndexDirectory(indexDirectory));
if (index == null)
{
Log.Logger.Error("The index.json file doesn't exist. Run \"index\" first.");
Environment.Exit(1);
}
return(index);
}
public static async Task Run(string indexDirectory, string channelId)
{
indexDirectory = Helpers.GetIndexDirectory(indexDirectory);
if (string.IsNullOrEmpty(channelId))
{
// Maybe we are updating an existing index?
var index = IndexWorkspace.Create(indexDirectory);
if (index != null)
{
channelId = index.Index.Channel.Id;
}
}
if (string.IsNullOrEmpty(channelId))
{
Log.Error("You must provide a channel id.");
Environment.Exit(1);
}
Log.Logger.Information("Getting channel info for {channelId}...", channelId);
var channel = await GetChannel(channelId);
Log.Logger.Information("Getting uploaded videos for channel {channel}...", channel.Title);
var videos = await GetVideos(channel.UploadPlaylistId);
Log.Logger.Information("Saving channel info...");
var indexFile = Path.Combine(indexDirectory, "index.json");
if (File.Exists(indexFile))
{
File.Delete(indexFile);
}
await File.WriteAllTextAsync(indexFile, JsonConvert.SerializeObject(new ChannelIndex
{
Channel = channel,
}, Formatting.Indented));
Log.Information("Discovering existing videos...");
var existingVideos = IndexWorkspace.Create(indexDirectory).GetVideos();
Log.Information("Saving videos...");
var videosDirectory = Path.Combine(indexDirectory, "videos");
if (!Directory.Exists(videosDirectory))
{
Directory.CreateDirectory(videosDirectory);
}
foreach (var video in videos)
{
if (existingVideos.Contains(video))
{
continue;
}
Log.Information("Saving {video}...", video.Title);
var videoFile = Path.Combine(videosDirectory, $"{video.Id}.json");
if (File.Exists(videoFile))
{
File.Delete(videoFile);
}
await File.WriteAllTextAsync(videoFile, JsonConvert.SerializeObject(video, Formatting.Indented));
}
// Find deleted videos
existingVideos = IndexWorkspace.Create(indexDirectory).GetVideos();
foreach (var existingVideo in existingVideos)
{
if (existingVideo.Deleted)
{
continue;
}
if (!videos.Contains(existingVideo))
{
// This video is deleted
Log.Warning("Deleted: {title}", existingVideo.Title);
var videoFile = Path.Combine(videosDirectory, $"{existingVideo.Id}.json");
if (File.Exists(videoFile))
{
File.Delete(videoFile);
}
existingVideo.Deleted = true;
await File.WriteAllTextAsync(videoFile, JsonConvert.SerializeObject(existingVideo, Formatting.Indented));
}
}
// TODO: Check if videos are deleted...
Log.Information("Done!");
}