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Add UpdateCoverJob.cs

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Covers get updated on every pull
If a Manga has no DownloadAvailableChaptersJob, Cover is removed
Add endpoint POST Settings/CleanupCovers that removed covers not associated to any Manga
This commit is contained in:
Glax
2025-05-18 17:05:01 +02:00
parent 9b251169a5
commit 49bd66ccab
6 changed files with 99 additions and 5 deletions
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1
API/Schema/Jobs/JobType.cs
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@ -12,4 +12,5 @@ public enum JobType : byte
UpdateChaptersDownloadedJob = 6,
MoveMangaLibraryJob = 7,
UpdateSingleChapterDownloadedJob = 8,
UpdateCoversJob = 9,
}

65
API/Schema/Jobs/UpdateCoverJob.cs Normal file
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@ -0,0 +1,65 @@
using System.ComponentModel.DataAnnotations;
using API.Schema.Contexts;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Infrastructure;
using Newtonsoft.Json;
namespace API.Schema.Jobs;
public class UpdateCoverJob : Job
{
[StringLength(64)] [Required] public string MangaId { get; init; }
private Manga _manga = null!;
[JsonIgnore]
public Manga Manga
{
get => LazyLoader.Load(this, ref _manga);
init => _manga = value;
}
public UpdateCoverJob(Manga manga, ulong recurrenceMs, Job? parentJob = null, ICollection<Job>? dependsOnJobs = null)
: base(TokenGen.CreateToken(typeof(UpdateCoverJob)), JobType.UpdateCoversJob, recurrenceMs, parentJob, dependsOnJobs)
{
this.MangaId = manga.MangaId;
this.Manga = manga;
}
/// <summary>
/// EF ONLY!!!
/// </summary>
internal UpdateCoverJob(ILazyLoader lazyLoader, string jobId, ulong recurrenceMs, string mangaId, string? parentJobId)
: base(lazyLoader, jobId, JobType.UpdateCoversJob, recurrenceMs, parentJobId)
{
this.MangaId = mangaId;
}
protected override IEnumerable<Job> RunInternal(PgsqlContext context)
{
bool keepCover = context.Jobs
.Any(job => job.JobType == JobType.DownloadAvailableChaptersJob
&& ((DownloadAvailableChaptersJob)job).MangaId == MangaId);
if (!keepCover)
{
if(File.Exists(Manga.CoverFileNameInCache))
File.Delete(Manga.CoverFileNameInCache);
try
{
Manga.CoverFileNameInCache = null;
context.Jobs.Remove(this);
context.SaveChanges();
}
catch (DbUpdateException e)
{
Log.Error(e);
}
}
else
{
return [new DownloadMangaCoverJob(Manga, this)];
}
return [];
}
}