130 lines
4.5 KiB
C#
130 lines
4.5 KiB
C#
using Microsoft.Extensions.Logging;
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using PARR.BLL.Services.Interfaces;
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using PARR.EsppTemplateSync.Services;
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using PARR.EsppTemplateSync.Settings;
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using RabbitMQ.Client;
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using RabbitMQ.Client.Events;
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using System.Text;
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namespace PARR.EsppTemplateSync
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{
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internal class TemplateMQSyncer : ITemplateSyncer
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{
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private readonly ILogger<TemplateMQSyncer> logger;
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private readonly IManager manager;
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private readonly GlobalSettings globalSettings;
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private IConnection? connection;
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private IModel? channel;
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public TemplateMQSyncer(
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ILogger<TemplateMQSyncer> logger,
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IManager manager,
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GlobalSettings globalSettings
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)
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{
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this.logger = logger;
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this.manager = manager;
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this.globalSettings = globalSettings;
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if (globalSettings.MqSettings == null)
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{
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logger.LogError("Нет секции настроек хранилища. MqSettings, EsppTemplates");
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throw new Exception("Нет секции настроек хранилища. MqSettings, EsppTemplates");
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}
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}
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#region должно быть так:
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//public void Start()
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//{
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// mqService.Received += async (msg) =>
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// {
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// await manager.ManageStringAsync(msg);
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// };
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// var isConnected = mqService.InitConsumer(globalSettings!.MqSettings!);
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// if (!isConnected)
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// throw new Exception("Ошибка при подключении к RabbitMq");
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// logger.LogInformation($"Запущена проверка очереди {globalSettings.MqSettings!.QueueName}.");
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//}
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//public void Stop()
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//{
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// mqService.Dispose();
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// logger.LogInformation($"=== === === Соединение с очередью {globalSettings.MqSettings!.QueueName} закрыто === === ===");
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//}
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#endregion
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public void Start()
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{
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InitConnection();
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logger.LogInformation($"Запущена проверка очереди {globalSettings.MqSettings!.QueueName}.");
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GetMessages();//TODO переименовать в какой-нибудь AttachListener
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}
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public void Stop()
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{
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channel?.Close();
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connection?.Close();
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logger.LogInformation($"=== === === Соединение с очередью {globalSettings.MqSettings!.QueueName} закрыто === === ===");
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}
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private void InitConnection()
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{
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logger.LogInformation($"Устанавливаю соединение с RabbitMQ: {globalSettings.MqSettings!.HostName}");
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var factory = new ConnectionFactory { HostName = globalSettings.MqSettings!.HostName };
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factory.UserName = globalSettings.MqSettings.User;
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factory.Password = globalSettings.MqSettings.Password;
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factory.AutomaticRecoveryEnabled = true;
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factory.DispatchConsumersAsync = true;
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connection = factory.CreateConnection();
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channel = connection.CreateModel();
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var args = new Dictionary<string, object>
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{
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{ "x-queue-mode", "lazy" }
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};
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channel.QueueDeclare(queue: globalSettings.MqSettings.QueueName,
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durable: true,
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exclusive: false,
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autoDelete: false,
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arguments: args);
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logger.LogInformation("Соединение с RabbitMQ установлено.");
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}
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private void GetMessages()
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{
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if (channel == null || connection == null)
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{
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logger.LogError("Отсутствует соедниение с RabbitMQ.");
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return;
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}
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var consumer = new AsyncEventingBasicConsumer(channel);
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consumer.Received += async (ch, ea) =>
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{
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var content = Encoding.UTF8.GetString(ea.Body.ToArray());
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logger.LogDebug($"Получено сообщение: {content}");
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await manager.ManageStringAsync(content);
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channel.BasicAck(ea.DeliveryTag, false);
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await Task.Yield();
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};
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channel.BasicConsume(globalSettings.MqSettings!.QueueName, false, consumer);
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}
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}
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}
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