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Do not try and add duplicate chapters.

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Glax 2025-03-13 23:39:31 +01:00
parent 657ab571f9
commit 9b4baa1334
1 changed files with 3 additions and 3 deletions
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6
API/Schema/Jobs/RetrieveChaptersJob.cs
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@ -24,13 +24,13 @@ public class RetrieveChaptersJob(ulong recurrenceMs, string mangaId, string? par
Manga m = context.Manga.Find(MangaId)!; Manga m = context.Manga.Find(MangaId)!;
MangaConnector connector = context.MangaConnectors.Find(m.MangaConnectorId)!; MangaConnector connector = context.MangaConnectors.Find(m.MangaConnectorId)!;
// This gets all chapters that are not downloaded // This gets all chapters that are not downloaded
Chapter[] allNewChapters = connector.GetNewChapters(m); Chapter[] allNewChapters = connector.GetNewChapters(m).DistinctBy(c => c.ChapterId).ToArray();
// This filters out chapters that are not downloaded but already exist in the DB // This filters out chapters that are not downloaded but already exist in the DB
string[] chapterIds = context.Chapters.Where(chapter => chapter.ParentMangaId == m.MangaId).Select(chapter => chapter.ChapterId).ToArray(); string[] chapterIds = context.Chapters.Where(chapter => chapter.ParentMangaId == m.MangaId).Select(chapter => chapter.ChapterId).ToArray();
Chapter[] newChapters = allNewChapters.Where(chapter => !chapterIds.Contains(chapter.ChapterId)).ToArray(); Chapter[] newChapters = allNewChapters.Where(chapter => !chapterIds.Contains(chapter.ChapterId)).ToArray();
context.Chapters.AddRangeAsync(newChapters).Wait(); context.Chapters.AddRange(newChapters);
context.SaveChangesAsync().Wait(); context.SaveChanges();
return []; return [];
} }