添加订阅主题并接收信息
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@@ -153,12 +153,26 @@ namespace PMSWPF.Services
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.WithCredentials(mqtt.UserName, mqtt.PassWord)
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.WithCleanSession() // 清理会话,每次连接都是新会话
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.Build();
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// 设置连接成功事件处理程序。
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client.UseConnectedHandler(e =>
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client.UseConnectedHandler(async e =>
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{
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NotificationHelper.ShowSuccess($"已连接到MQTT服务器: {mqtt.Name}");
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mqtt.IsConnected = true;
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// 订阅主题
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await client.SubscribeAsync(new MqttTopicFilterBuilder().WithTopic("test").Build());
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NlogHelper.Info($"MQTT客户端 {mqtt.Name} 已订阅主题: {mqtt.SubTopics}");
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});
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// 设置接收消息处理程序
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client.UseApplicationMessageReceivedHandler(e =>
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{
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var topic = e.ApplicationMessage.Topic;
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var payload = System.Text.Encoding.UTF8.GetString(e.ApplicationMessage.Payload);
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NlogHelper.Info($"MQTT客户端 {mqtt.Name} 收到消息: 主题={topic}, 消息={payload}");
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// 在这里添加处理消息的逻辑
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});
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// 设置断开连接事件处理程序。
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