40 lines
1.2 KiB
C#
40 lines
1.2 KiB
C#
using FictionArchive.Service.Shared.Contracts.Events;
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using FictionArchive.Service.UserNovelDataService.Models.Database;
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using FictionArchive.Service.UserNovelDataService.Services;
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using MassTransit;
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using Microsoft.EntityFrameworkCore;
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namespace FictionArchive.Service.UserNovelDataService.Consumers;
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public class NovelCreatedConsumer : IConsumer<INovelCreated>
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{
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private readonly ILogger<NovelCreatedConsumer> _logger;
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private readonly UserNovelDataServiceDbContext _dbContext;
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public NovelCreatedConsumer(
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ILogger<NovelCreatedConsumer> logger,
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UserNovelDataServiceDbContext dbContext)
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{
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_logger = logger;
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_dbContext = dbContext;
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}
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public async Task Consume(ConsumeContext<INovelCreated> context)
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{
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var message = context.Message;
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var exists = await _dbContext.Novels.AnyAsync(n => n.Id == message.NovelId);
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if (exists)
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{
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_logger.LogDebug("Novel {NovelId} already exists, skipping", message.NovelId);
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return;
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}
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var novel = new Novel { Id = message.NovelId };
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_dbContext.Novels.Add(novel);
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await _dbContext.SaveChangesAsync();
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_logger.LogInformation("Created novel stub for {NovelId}", message.NovelId);
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}
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}
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