feat: added RabbitMQ queue from back-end to hook auth for client

JOBot.Backend/Infrastructure/Config/RabbitQueues.cs

@@ -0,0 +1,6 @@
+namespace JOBot.Backend.Infrastructure.Config;
+
+public static class RabbitQueues
+{
+    public const string AuthQueue = "auth";
+}

JOBot.Backend/Program.cs

@@ -4,7 +4,7 @@ var builder = WebApplication.CreateBuilder(args);
 
 var startup = new Startup(builder.Configuration);
 
-startup.ConfigureServices(builder.Services);
+await startup.ConfigureServices(builder.Services);
 
 var app = builder.Build();
 startup.Configure(app, app.Environment);

JOBot.Backend/Services/HeadHunterService.cs

@@ -1,14 +1,19 @@
+using System.Text;
 using System.Text.Json;
-using System.Web;
 using JOBot.Backend.DAL.Context;
 using JOBot.Backend.DTOs.HeadHunterHook;
 using JOBot.Backend.Infrastructure.Config;
 using Microsoft.EntityFrameworkCore;
 using Microsoft.Extensions.Options;
+using RabbitMQ.Client;
 
 namespace JOBot.Backend.Services;
 
-public class HeadHunterService(ILogger<HeadHunterService> logger, IOptions<HeadHunterConfig> config, AppDbContext dbContext)
+public class HeadHunterService(
+    IChannel channel, 
+    ILogger<HeadHunterService> logger, 
+    IOptions<HeadHunterConfig> config, 
+    AppDbContext dbContext)
 {
     private readonly HeadHunterConfig _config = config.Value;
 
@@ -88,6 +93,14 @@ public class HeadHunterService(ILogger<HeadHunterService> logger, IOptions<HeadH
         await dbContext.SaveChangesAsync();
         
         logger.LogInformation($"User {userId} auth completed!");
+        
+        await channel.BasicPublishAsync(
+            string.Empty, 
+            RabbitQueues.AuthQueue, 
+            Encoding.UTF8.GetBytes(userId.ToString()));
+        
+        logger.LogInformation($"RabbitMQ event was created");
+
         return Status.Success;
     }
 

JOBot.Backend/Startup.cs

@@ -3,6 +3,7 @@ using JOBot.Backend.Infrastructure.Config;
 using JOBot.Backend.Services;
 using JOBot.Backend.Services.gRPC;
 using Microsoft.EntityFrameworkCore;
+using RabbitMQ.Client;
 
 namespace JOBot.Backend;
 
@@ -10,13 +11,21 @@ public class Startup(IConfiguration configuration)
 {
     private IConfiguration Configuration { get; } = configuration;
 
-    public void ConfigureServices(IServiceCollection services)
+    public async Task ConfigureServices(IServiceCollection services)
     {
         services.AddGrpc(); 
         services.AddGrpcReflection();
         services.AddControllers();
         services.AddLogging();
 
+        await using var rabbitMqConnection = await new ConnectionFactory
+        {
+            HostName = "jobot-rabbitmq"
+        }.CreateConnectionAsync();
+        await using var channel = await rabbitMqConnection.CreateChannelAsync();
+        await channel.QueueDeclareAsync(RabbitQueues.AuthQueue, false, false, autoDelete: false);
+        services.AddSingleton(channel);
+        
         services.AddDbContext<AppDbContext>(options =>
             options.UseNpgsql(Configuration.GetConnectionString("PostgreSQL")));