[FA-misc] Mass transit overhaul, needs testing and review

FictionArchive.Service.NovelService/Services/Consumers/FileUploadCompletedEventConsumer.cs

@@ -0,0 +1,53 @@
+using FictionArchive.Common.Enums;
+using FictionArchive.Service.Shared.MassTransit.Contracts.Events;
+using MassTransit;
+
+namespace FictionArchive.Service.NovelService.Services.Consumers;
+
+public class FileUploadCompletedEventConsumer : IConsumer<FileUploadCompletedEvent>
+{
+    private readonly ILogger<FileUploadCompletedEventConsumer> _logger;
+    private readonly NovelServiceDbContext _dbContext;
+    private readonly NovelUpdateService _novelUpdateService;
+
+    public FileUploadCompletedEventConsumer(
+        ILogger<FileUploadCompletedEventConsumer> logger,
+        NovelServiceDbContext dbContext,
+        NovelUpdateService novelUpdateService)
+    {
+        _logger = logger;
+        _dbContext = dbContext;
+        _novelUpdateService = novelUpdateService;
+    }
+
+    public async Task Consume(ConsumeContext<FileUploadCompletedEvent> context)
+    {
+        var @event = context.Message;
+
+        var image = await _dbContext.Images.FindAsync(@event.RequestId);
+        if (image == null)
+        {
+            // Not a request we care about.
+            _logger.LogDebug(
+                "FileUploadCompletedEvent received for unknown image: {RequestId}",
+                @event.RequestId);
+            return;
+        }
+
+        if (@event.Status == RequestStatus.Failed)
+        {
+            _logger.LogError(
+                "Image upload failed for image with id {ImageId}: {ErrorMessage}",
+                image.Id, @event.ErrorMessage);
+            return;
+        }
+
+        if (@event.Status == RequestStatus.Success)
+        {
+            _logger.LogInformation(
+                "Image upload succeeded for image with id {ImageId}",
+                image.Id);
+            await _novelUpdateService.UpdateImage(image.Id, @event.FileAccessUrl!);
+        }
+    }
+}

FictionArchive.Service.NovelService/Services/Consumers/ImportNovelCommandConsumer.cs

@@ -0,0 +1,26 @@
+using FictionArchive.Service.Shared.MassTransit.Contracts.Commands;
+using MassTransit;
+
+namespace FictionArchive.Service.NovelService.Services.Consumers;
+
+public class ImportNovelCommandConsumer : IConsumer<ImportNovelCommand>
+{
+    private readonly ILogger<ImportNovelCommandConsumer> _logger;
+    private readonly NovelUpdateService _novelUpdateService;
+
+    public ImportNovelCommandConsumer(
+        ILogger<ImportNovelCommandConsumer> logger,
+        NovelUpdateService novelUpdateService)
+    {
+        _logger = logger;
+        _novelUpdateService = novelUpdateService;
+    }
+
+    public async Task Consume(ConsumeContext<ImportNovelCommand> context)
+    {
+        var command = context.Message;
+        _logger.LogInformation("Processing ImportNovelCommand for URL: {NovelUrl}", command.NovelUrl);
+
+        await _novelUpdateService.ImportNovel(command.NovelUrl);
+    }
+}

FictionArchive.Service.NovelService/Services/Consumers/PullChapterContentCommandConsumer.cs

@@ -0,0 +1,28 @@
+using FictionArchive.Service.Shared.MassTransit.Contracts.Commands;
+using MassTransit;
+
+namespace FictionArchive.Service.NovelService.Services.Consumers;
+
+public class PullChapterContentCommandConsumer : IConsumer<PullChapterContentCommand>
+{
+    private readonly ILogger<PullChapterContentCommandConsumer> _logger;
+    private readonly NovelUpdateService _novelUpdateService;
+
+    public PullChapterContentCommandConsumer(
+        ILogger<PullChapterContentCommandConsumer> logger,
+        NovelUpdateService novelUpdateService)
+    {
+        _logger = logger;
+        _novelUpdateService = novelUpdateService;
+    }
+
+    public async Task Consume(ConsumeContext<PullChapterContentCommand> context)
+    {
+        var command = context.Message;
+        _logger.LogInformation(
+            "Processing PullChapterContentCommand for Novel: {NovelId}, Volume: {VolumeId}, Chapter: {ChapterOrder}",
+            command.NovelId, command.VolumeId, command.ChapterOrder);
+
+        await _novelUpdateService.PullChapterContents(command.NovelId, command.VolumeId, command.ChapterOrder);
+    }
+}

FictionArchive.Service.NovelService/Services/Consumers/TranslationCompletedEventConsumer.cs

@@ -0,0 +1,52 @@
+using FictionArchive.Service.NovelService.Models.Localization;
+using FictionArchive.Service.Shared.MassTransit.Contracts.Events;
+using MassTransit;
+using Microsoft.EntityFrameworkCore;
+
+namespace FictionArchive.Service.NovelService.Services.Consumers;
+
+public class TranslationCompletedEventConsumer : IConsumer<TranslationCompletedEvent>
+{
+    private readonly ILogger<TranslationCompletedEventConsumer> _logger;
+    private readonly NovelServiceDbContext _dbContext;
+
+    public TranslationCompletedEventConsumer(
+        ILogger<TranslationCompletedEventConsumer> logger,
+        NovelServiceDbContext dbContext)
+    {
+        _logger = logger;
+        _dbContext = dbContext;
+    }
+
+    public async Task Consume(ConsumeContext<TranslationCompletedEvent> context)
+    {
+        var @event = context.Message;
+
+        var localizationRequest = await _dbContext.LocalizationRequests
+            .Include(r => r.KeyRequestedForTranslation)
+            .ThenInclude(lk => lk.Texts)
+            .FirstOrDefaultAsync(lk => lk.Id == @event.TranslationRequestId);
+
+        if (localizationRequest == null)
+        {
+            // Not one of our requests, discard it
+            _logger.LogDebug(
+                "TranslationCompletedEvent received for unknown request: {RequestId}",
+                @event.TranslationRequestId);
+            return;
+        }
+
+        localizationRequest.KeyRequestedForTranslation.Texts.Add(new LocalizationText()
+        {
+            Language = localizationRequest.TranslateTo,
+            Text = @event.TranslatedText,
+            TranslationEngine = localizationRequest.Engine
+        });
+        _dbContext.LocalizationRequests.Remove(localizationRequest);
+        await _dbContext.SaveChangesAsync();
+
+        _logger.LogInformation(
+            "Completed translation for request: {RequestId}",
+            @event.TranslationRequestId);
+    }
+}