using BPA.Message; using BPA.Communication; using Newtonsoft.Json; using System; using System.Collections.Generic; using System.Linq; using System.Text; using System.Threading.Tasks; namespace BPASmartClient.Business { public class LocalMqtt { private volatile static LocalMqtt _Instance; public static LocalMqtt GetInstance => _Instance ?? (_Instance = new LocalMqtt()); private LocalMqtt() { } /// /// /// SendScreenDataModel MqttPushs = new SendScreenDataModel(); MqttHelper mQTTProxy = new MqttHelper(); ScreenDeviceType LocDeviceType; string MQTT_IP; string MQTT_PORT; string MQTT_USERNAME; string MQTT_PASSWORD; public void Init(ScreenDeviceType DeviceType) { MqttPushs.Name = DeviceType; LocDeviceType = DeviceType; mQTTProxy.Connected = new Action(() => { mQTTProxy.Subscrib(ScreenTOPIC.GetInstance.GetTopic(DeviceType)); }); MQTT_IP = System.Configuration.ConfigurationManager.AppSettings["MQTT_DevieScreem_IP"].ToString(); MQTT_PORT = System.Configuration.ConfigurationManager.AppSettings["MQTT_DevieScreem_Port"].ToString(); MQTT_USERNAME = System.Configuration.ConfigurationManager.AppSettings["MQTT_DevieScreem_User"].ToString(); MQTT_PASSWORD = System.Configuration.ConfigurationManager.AppSettings["MQTT_DevieScreem_Password"].ToString(); mQTTProxy.Connect(new BPA.Communication.Base.ConfigurationOptions() { UserName = MQTT_USERNAME, Password = MQTT_PASSWORD, IpAddress = MQTT_IP, Port = int.Parse(MQTT_PORT), ClientId = $"{DeviceType}_设备监听数据{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}" }); } public void Start() { } /// /// MQTT消息推送 /// /// 主题 /// 消息体 public void Publish(object message) { MqttPushs.Value = message; mQTTProxy.Publish(ScreenTOPIC.GetInstance.GetTopic(LocDeviceType), JsonConvert.SerializeObject(MqttPushs)); } } }