API/Controllers/MangaController.cs

@@ -96,29 +96,26 @@ public class MangaController(PgsqlContext context) : Controller
     /// <response code="204">Cover not loaded</response>
     /// <response code="400">The formatting-request was invalid</response>
     /// <response code="404">Manga with ID not found</response>
-    /// <response code="503">Retry later, downloading cover</response>
     [HttpGet("{MangaId}/Cover")]
     [ProducesResponseType<byte[]>(Status200OK,"image/jpeg")]
     [ProducesResponseType(Status204NoContent)]
     [ProducesResponseType(Status400BadRequest)]
     [ProducesResponseType(Status404NotFound)]
-    [ProducesResponseType<int>(Status503ServiceUnavailable, "text/plain")]
     public IActionResult GetCover(string MangaId, [FromQuery]int? width, [FromQuery]int? height)
     {
-        DateTime requestStarted = HttpContext.Features.Get<IHttpRequestTimeFeature>()?.RequestTime ?? DateTime.Now;
         Manga? m = context.Mangas.Find(MangaId);
         if (m is null)
             return NotFound();
-        
         if (!System.IO.File.Exists(m.CoverFileNameInCache))
         {
-            List<Job> coverDownloadJobs = context.Jobs.Where(j => j.JobType == JobType.DownloadMangaCoverJob).ToList();
-            if (coverDownloadJobs.Any(j => j is DownloadMangaCoverJob dmc && dmc.MangaId == MangaId))
+            bool coverIsBeingDownloaded = false;
+            do
             {
-                Response.Headers.Add("Retry-After", $"{TrangaSettings.startNewJobTimeoutMs * coverDownloadJobs.Count() * 2  / 1000:D}");
-                return StatusCode(Status503ServiceUnavailable, TrangaSettings.startNewJobTimeoutMs * coverDownloadJobs.Count() * 2  / 1000);
-            }
-            else
+                coverIsBeingDownloaded = context.Jobs.Where(j => j.JobType == JobType.DownloadMangaCoverJob).AsEnumerable()
+                    .Any(j => j is DownloadMangaCoverJob dmcj && dmcj.MangaId == MangaId);
+                Thread.Sleep(100);
+            } while (coverIsBeingDownloaded);
+            if (!System.IO.File.Exists(m.CoverFileNameInCache))
                 return NoContent();
         }
 
@@ -215,13 +212,11 @@ public class MangaController(PgsqlContext context) : Controller
     /// <response code="204">No available chapters</response>
     /// <response code="404">Manga with ID not found.</response>
     /// <response code="500">Could not retrieve the maximum chapter-number</response>
-    /// <response code="503">Retry after timeout, updating value</response>
     [HttpGet("{MangaId}/Chapter/LatestAvailable")]
     [ProducesResponseType<Chapter>(Status200OK, "application/json")]
     [ProducesResponseType(Status204NoContent)]
-    [ProducesResponseType<string>(Status404NotFound, "text/plain")]
+    [ProducesResponseType(Status404NotFound)]
     [ProducesResponseType<string>(Status500InternalServerError, "text/plain")]
-    [ProducesResponseType<int>(Status503ServiceUnavailable, "text/plain")]
     public IActionResult GetLatestChapter(string MangaId)
     {
         Manga? m = context.Mangas.Find(MangaId);
@@ -230,15 +225,7 @@ public class MangaController(PgsqlContext context) : Controller
         
         List<Chapter> chapters = context.Chapters.Where(c => c.ParentMangaId == m.MangaId).ToList();
         if (chapters.Count == 0)
-        {
-            List<Job> retrieveChapterJobs = context.Jobs.Where(j => j.JobType == JobType.RetrieveChaptersJob).ToList();
-            if (retrieveChapterJobs.Any(j => j is RetrieveChaptersJob rcj && rcj.MangaId == MangaId))
-            {
-                Response.Headers.Add("Retry-After", $"{TrangaSettings.startNewJobTimeoutMs * retrieveChapterJobs.Count() * 2 / 1000:D}");
-                return StatusCode(Status503ServiceUnavailable, TrangaSettings.startNewJobTimeoutMs * retrieveChapterJobs.Count() * 2/ 1000);
-            }else
             return NoContent();
-        }
         
         Chapter? max = chapters.Max();
         if (max is null)
@@ -255,31 +242,20 @@ public class MangaController(PgsqlContext context) : Controller
     /// <response code="204">No available chapters</response>
     /// <response code="404">Manga with ID not found.</response>
     /// <response code="500">Could not retrieve the maximum chapter-number</response>
-    /// <response code="503">Retry after timeout, updating value</response>
     [HttpGet("{MangaId}/Chapter/LatestDownloaded")]
     [ProducesResponseType<Chapter>(Status200OK, "application/json")]
     [ProducesResponseType(Status204NoContent)]
     [ProducesResponseType(Status404NotFound)]
     [ProducesResponseType<string>(Status500InternalServerError, "text/plain")]
-    [ProducesResponseType<int>(Status503ServiceUnavailable, "text/plain")]
     public IActionResult GetLatestChapterDownloaded(string MangaId)
     {
         Manga? m = context.Mangas.Find(MangaId);
         if (m is null)
             return NotFound();
         
-        
         List<Chapter> chapters = context.Chapters.Where(c => c.ParentMangaId == m.MangaId && c.Downloaded == true).ToList();
         if (chapters.Count == 0)
-        {
-            List<Job> retrieveChapterJobs = context.Jobs.Where(j => j.JobType == JobType.RetrieveChaptersJob).ToList();
-            if (retrieveChapterJobs.Any(j => j is RetrieveChaptersJob rcj && rcj.MangaId == MangaId))
-            {
-                Response.Headers.Add("Retry-After", $"{TrangaSettings.startNewJobTimeoutMs * retrieveChapterJobs.Count() * 2  / 1000:D}");
-                return StatusCode(Status503ServiceUnavailable, TrangaSettings.startNewJobTimeoutMs * retrieveChapterJobs.Count() * 2  / 1000);
-            }else
             return NoContent();
-        }
         
         Chapter? max = chapters.Max();
         if (max is null)

API/HttpRequestTimeFeature.cs

@@ -1,35 +0,0 @@
-namespace API;
-
-public interface IHttpRequestTimeFeature
-{
-    DateTime RequestTime { get; }
-}
-
-public class HttpRequestTimeFeature : IHttpRequestTimeFeature
-{
-    public DateTime RequestTime { get; }    
-
-    public HttpRequestTimeFeature()
-    {
-        RequestTime = DateTime.Now;
-    }
-}
-
-public class RequestTimeMiddleware
-{
-    private readonly RequestDelegate _next;
-
-    public RequestTimeMiddleware(RequestDelegate next)
-    {
-        _next = next;
-    }
-
-    public Task InvokeAsync(HttpContext context)
-    {
-        var httpRequestTimeFeature = new HttpRequestTimeFeature();
-        context.Features.Set<IHttpRequestTimeFeature>(httpRequestTimeFeature);
-
-        // Call the next delegate/middleware in the pipeline
-        return this._next(context);
-    }
-}

API/Program.cs

@@ -95,8 +95,6 @@ app.UseSwaggerUI(options =>
 
 app.UseHttpsRedirection();
 
-//app.UseMiddleware<RequestTimeMiddleware>();
-
 using (var scope = app.Services.CreateScope())
 {
     var db = scope.ServiceProvider.GetRequiredService<PgsqlContext>();

API/Schema/Chapter.cs

@@ -14,7 +14,6 @@ public class Chapter : IComparable<Chapter>
         : this(parentManga.MangaId, url, chapterNumber, volumeNumber, title)
     {
         ParentManga = parentManga;
-        FileName = GetArchiveFilePath(parentManga.Name);
     }
 
     public Chapter(string parentMangaId, string url, string chapterNumber,
@@ -26,6 +25,7 @@ public class Chapter : IComparable<Chapter>
         ChapterNumber = chapterNumber;
         VolumeNumber = volumeNumber;
         Title = title;
+        FileName = GetArchiveFilePath();
     }
 
     [StringLength(64)]
@@ -106,9 +106,9 @@ public class Chapter : IComparable<Chapter>
         return File.Exists(path);
     }
 
-    private string GetArchiveFilePath(string? parentMangaName = null)
+    private string GetArchiveFilePath()
     {
-        return $"{parentMangaName ?? ParentManga?.Name ?? ""} - Vol.{VolumeNumber ?? 0} Ch.{ChapterNumber}{(Title is null ? "" : $" - {Title}")}.cbz";
+        return $"{ParentManga!.Name} - Vol.{VolumeNumber ?? 0} Ch.{ChapterNumber}{(Title is null ? "" : $" - {Title}")}.cbz";
     }
 
     private static int CompareChapterNumbers(string ch1, string ch2)

API/Tranga.cs

@@ -141,8 +141,6 @@ public static class Tranga
                 jobsByType[job.JobType].Add(job);
 
         IEnumerable<Job> ret = new List<Job>();
-        if(jobsByType.ContainsKey(JobType.MoveMangaLibraryJob))
-            ret = ret.Concat(jobsByType[JobType.MoveMangaLibraryJob]);
         if(jobsByType.ContainsKey(JobType.MoveFileOrFolderJob))
             ret = ret.Concat(jobsByType[JobType.MoveFileOrFolderJob]);
         if(jobsByType.ContainsKey(JobType.DownloadMangaCoverJob))