添加项目文件。

QYZH.InteractiveMagazine.Infrastructure/MessageQueue/RabbitMQPublisher.cs

@@ -0,0 +1,47 @@
+using Microsoft.Extensions.Logging;
+using RabbitMQ.Client;
+using System.Text;
+
+namespace QYZH.InteractiveMagazine.Infrastructure.MessageQueue;
+
+/// <summary>
+/// RabbitMQ消息发布器
+/// </summary>
+public class RabbitMQPublisher
+{
+    private readonly IConnection _connection;
+    private readonly ILogger<RabbitMQPublisher> _logger;
+
+    /// <summary>
+    /// 构造函数
+    /// </summary>
+    /// <param name="connection">RabbitMQ连接</param>
+    /// <param name="logger">日志记录器</param>
+    public RabbitMQPublisher(IConnection connection, ILogger<RabbitMQPublisher> logger)
+    {
+        _connection = connection;
+        _logger = logger;
+    }
+
+    /// <summary>
+    /// 发布消息
+    /// </summary>
+    /// <param name="exchange">交换机名称</param>
+    /// <param name="routingKey">路由键</param>
+    /// <param name="message">消息内容</param>
+    public async Task PublishMessage(string exchange, string routingKey, string message)
+    {
+        await using var channel = await _connection.CreateChannelAsync();
+
+        var body = Encoding.UTF8.GetBytes(message);
+
+        await channel.BasicPublishAsync(
+            exchange: exchange,
+            routingKey: routingKey,
+            body: body
+        );
+
+        _logger.LogInformation("消息已发布 | 交换机: {Exchange} | 路由键: {RoutingKey} | 消息: {Message}",
+            exchange, routingKey, message);
+    }
+}