public async Task Run(CancellationToken token, ILog log)
{
log.Debug("Started");
// TODO: async token retrieval
var vkToken = tokenMagic.GetTokenFromScratch(log);
await vkApi.AuthorizeAsync(new ApiAuthParams()
{
AccessToken = vkToken.Token
});
var modes = settings.GetWorkingModes();
var idTasks = settings.Targets
.Select(async x =>
{
var id = await vkApiUtils.ResolveId(x);
return(name: x, id: id);
});
var allIds = await Task.WhenAll(idTasks);
var identifiers = allIds
.Distinct()
.ToImmutableList();
log.Debug($"Processing {JsonConvert.SerializeObject(modes)} for {string.Join(", ", identifiers.Select(x => $"[{x.name} {x.id}]"))}");
filesystemTools.LoadCache(log);
var downloaderTask = downloader.Process(token, log);
try
{
foreach (var identifier in identifiers)
{
var name = await vkApiUtils.GetName(identifier.id);
var workDir = filesystemTools.CreateSubdir(filesystemTools.RootDir, name, CreateMode.OverwriteExisting);
log.Info($"id [{identifier.id}], name [{name}], path [{workDir.FullName}]");
foreach (var mode in modes)
{
await ProcessTarget(identifier.id, workDir, mode, token, log);
}
}
queueProvider.Pending.CompleteAdding();
var downloadErrors = await downloaderTask;
foreach (var downloadError in downloadErrors)
{
log.Warn($"Failed {downloadError.DesiredName}", downloadError.Errors.LastOrDefault());
}
}
catch (TaskCanceledException)
{
queueProvider.Pending.CompleteAdding();
log.Warn($"Abandoned {queueProvider.Pending.GetConsumingEnumerable().Count()} pending downloads");
}
finally
{
filesystemTools.SaveCache(log);
}
}
