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Improved CancellationToken usage, Added more logging to Workers, Added Code-comments (please future me, be thankful)

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glax
2025-09-02 19:36:06 +02:00
parent 6fa166363a
commit 55f04710a7
16 changed files with 235 additions and 121 deletions
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36
API/Workers/PeriodicWorkers/UpdateMetadataWorker.cs
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@@ -4,6 +4,11 @@ using Microsoft.EntityFrameworkCore;
namespace API.Workers;
/// <summary>
/// Updates Metadata for all Manga
/// </summary>
/// <param name="interval"></param>
/// <param name="dependsOn"></param>
public class UpdateMetadataWorker(TimeSpan? interval = null, IEnumerable<BaseWorker>? dependsOn = null)
: BaseWorkerWithContext<MangaContext>(dependsOn), IPeriodic
{
@@ -13,18 +18,27 @@ public class UpdateMetadataWorker(TimeSpan? interval = null, IEnumerable<BaseWor
protected override async Task<BaseWorker[]> DoWorkInternal()
{
IQueryable<string> mangaIds = DbContext.MangaConnectorToManga
.Where(m => m.UseForDownload)
.Select(m => m.ObjId);
IQueryable<MetadataEntry> metadataEntriesToUpdate = DbContext.MetadataEntries
.Include(e => e.MetadataFetcher)
.Where(e =>
mangaIds.Any(id => id == e.MangaId));
foreach (MetadataEntry metadataEntry in metadataEntriesToUpdate)
await metadataEntry.MetadataFetcher.UpdateMetadata(metadataEntry, DbContext, CancellationTokenSource.Token);
Log.Debug("Updating metadata...");
// Get MetadataEntries of Manga marked for download
List<MetadataEntry> metadataEntriesToUpdate = await DbContext.MangaConnectorToManga
.Where(m => m.UseForDownload) // Get marked Manga
.Join(
DbContext.MetadataEntries.Include(e => e.MetadataFetcher).Include(e => e.Manga),
mcId => mcId.ObjId,
e => e.MangaId,
(mcId, e) => e) // return MetadataEntry
.ToListAsync(CancellationToken);
Log.Debug($"Updating metadata of {metadataEntriesToUpdate.Count} manga...");
await DbContext.Sync(CancellationTokenSource.Token);
foreach (MetadataEntry metadataEntry in metadataEntriesToUpdate)
{
Log.Debug($"Updating metadata of {metadataEntry}...");
await metadataEntry.MetadataFetcher.UpdateMetadata(metadataEntry, DbContext, CancellationToken);
}
Log.Debug("Updated metadata.");
if(await DbContext.Sync(CancellationToken) is { success: false } e)
Log.Error($"Failed to save database changes: {e.exceptionMessage}");
return [];
}