last ...

2026-08-18 00:50:33 +03:30
parent 699fc721f5
commit 3e0bb2c25f
5 changed files with 184 additions and 7 deletions
@@ -0,0 +1,64 @@
+using System;
+using Confluent.Kafka;
+using Microsoft.Extensions.Hosting;
+using Microsoft.Extensions.Logging;
+using xEventService.Configuration;
+using xEventService.Constants;
+
+namespace xEventService.Providers
+{
+    /// <summary>
+    /// an Abstract Kafka Consumer Service ...
+    /// </summary>
+    public abstract class XKafkaConsumerServiceBase : BackgroundService
+    {
+        /// <summary>
+        /// Consumed Topic Messages ...
+        /// </summary>
+        private readonly string topic;
+
+        /// <summary>
+        /// Kafka Consumer Class ...
+        /// </summary>
+        public readonly IConsumer<Ignore, string> consumer;
+
+        private readonly XEventServiceConfiguration configuration;
+
+        private readonly ILogger<XKafkaConsumerServiceBase> logger;
+
+        protected XKafkaConsumerServiceBase(
+            XEventServiceConfiguration configuration,
+            ILogger<XKafkaConsumerServiceBase> logger,
+            string topic = XEventServiceConstants.XDefaultTopic
+        )
+        {
+            //
+            this.topic = topic;
+            this.logger = logger;
+            this.configuration = configuration;
+
+            //
+            // Prepare Kafka Consumer Configuration ...
+            var config = new ConsumerConfig
+            {
+                EnableAutoCommit = false,
+                BootstrapServers = configuration.Url,
+                AutoOffsetReset = AutoOffsetReset.Earliest,
+                GroupId = XEventServiceConstants.XDefaultConsumerGroup,
+            };
+            consumer = new ConsumerBuilder<Ignore, string>(config).Build();
+        }
+
+        /// <summary>
+        /// Dispose Implementation ...
+        /// </summary>
+        public override void Dispose()
+        {
+            //
+            consumer.Close();
+            consumer.Dispose();
+            GC.SuppressFinalize(this);
+            base.Dispose();
+        }
+    }
+}