ibms-MCUT/Mqtt/Services/MqttClientService.cs
2025-01-24 12:05:03 +08:00

359 lines
17 KiB
C#

using Microsoft.AspNetCore.SignalR;
using Microsoft.Extensions.Configuration;
using Microsoft.Extensions.Logging;
using Mqtt.Controllers;
using Mqtt.Hubs;
using Mqtt.Models;
using MQTTnet;
using MQTTnet.Client;
using MySqlX.XDevAPI.Common;
using Newtonsoft.Json.Linq;
using Repository.BackendRepository.Interface;
using Repository.Models;
using Serilog.Core;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Timers;
namespace Mqtt.Services
{
public class MqttClientService
{
private IMqttClient _mqttClient;
private readonly IHubContext<MqttHub> _hubContext;
private readonly ILogger<MqttClientService> _logger;
private readonly ILogger<AlarmController> _loggerControll;
private readonly IBackendRepository _backendRepository;
private readonly IBackgroundServicePostgresqlRepository _backgroundServicePostgresqlRepository;
private readonly IConfiguration _configuration;
private static List<alarm_setting> allAlarmSettings = new List<alarm_setting>();
public MqttClientService(IHubContext<MqttHub> hubContext, ILogger<MqttClientService> logger, IConfiguration configuration,
IBackgroundServicePostgresqlRepository backgroundServicePostgresqlRepository, IBackendRepository backendRepository)
{
this._hubContext = hubContext;
this._logger = logger;
this._configuration = configuration;
this._backendRepository = backendRepository;
this._backgroundServicePostgresqlRepository = backgroundServicePostgresqlRepository;
}
public MqttClientService(ILogger<AlarmController> logger, IBackgroundServicePostgresqlRepository backgroundServicePostgresqlRepository)
{
this._loggerControll = logger;
this._backgroundServicePostgresqlRepository = backgroundServicePostgresqlRepository;
}
public async Task StartAsync()
{
try
{
#region get alarmSettings
await RefreshAlarmSettings();
#endregion
#region devices subscribing
_logger.LogInformation("MQTT devices subscribing...");
string sql = "select distinct topic, \"tagIoT\", main_id from device_list where trim(topic) != 'null' and topic is not null and TRIM(topic) != ''";
var devices = await _backgroundServicePostgresqlRepository.GetAllAsync<device_list>(sql);
if (devices.Any())
{
foreach (var d in devices)
{
sql = $"select \"PointOrg\" from \"IoTPointMap\" where \"TagIoT\" = '{d.tagIot}'";
d.deviceListPoints = new List<device_list_point>();
d.deviceListPoints = await _backgroundServicePostgresqlRepository.GetAllAsync<device_list_point>(sql);
if (d.deviceListPoints.Any())
{
await ConnetMqtt(d);
}
}
}
_logger.LogInformation("MQTT devices subscribed end");
#endregion
}
catch (Exception e)
{
_logger.LogError($"Mqtt devices subcribe error, message: {e.Message}");
}
}
private async Task ConnetMqtt (device_list device)
{
try
{
string sql = string.Empty;
var factory = new MqttFactory();
_mqttClient = factory.CreateMqttClient();
var options = new MqttClientOptionsBuilder()
.WithTcpServer(new EDFunction().AESDecrypt(_configuration.GetSection("MQTT:server").Get<string>() ?? "192.168.0.217"),
int.Parse(new EDFunction().AESDecrypt(_configuration.GetSection("MQTT:port").Get<string>()) ?? "1883"))
.WithCleanSession()
.Build();
var alarmSettings = allAlarmSettings.Where(x => x.main_id == device.main_id).ToList();
Timer messageTimer = null;
int timeoutSeconds = 0;
if (alarmSettings.Any() && alarmSettings.Any(x => x.factor == 1))
{
timeoutSeconds = alarmSettings.FirstOrDefault(x => x.factor == 1).delay;
messageTimer = new Timer(timeoutSeconds * 1000); // Convert seconds to milliseconds
alarmSettings.FirstOrDefault(x => x.factor == 1).ChkStateTime = DateTime.Now;
messageTimer.Elapsed += async (sender, args) =>
{
// Perform your timeout logic here
messageTimer.Stop(); // Stop the timer to prevent multiple triggers
if ((alarmSettings.FirstOrDefault(x => x.factor == 1).ChkStateTime >= alarmSettings.FirstOrDefault(x => x.factor == 1).state_update_at
|| alarmSettings.FirstOrDefault(x => x.factor == 1).state_update_at == null)
&& alarmSettings.FirstOrDefault(x => x.factor == 1).state == "normal")
{
// Example: Log timeout
sql = @$"insert into alarm_log (alarm_guid, device_number, points, state, is_sentLine, is_sentEmail, alarm_time, created_at)
select uuid(), as1.device_number, as1.points, 'offnormal', 0, 0, now(), now()
from device_main dm
join alarm_setting as1 on dm.device_number = as1.device_number and as1.deleted = 0
where dm.main_id = {device.main_id} and dm.deleted = 0";
await _backendRepository.ExecuteSql(sql);
sql = $"update alarm_setting set state = 'offnormal', state_update_at = now() where id = {alarmSettings.FirstOrDefault(x => x.factor == 1).id}";
await _backendRepository.ExecuteSql(sql);
alarmSettings.FirstOrDefault(x => x.factor == 1).state = "offnormal";
alarmSettings.FirstOrDefault(x => x.factor == 1).state_update_at = DateTime.Now;
}
_logger.LogInformation($"{device.topic} topic timer up, added alarm_log");
alarmSettings.FirstOrDefault(x => x.factor == 1).ChkStateTime = DateTime.Now;
messageTimer.Start(); // Restart the timer for the next cycle
};
}
_mqttClient.ApplicationMessageReceivedAsync += async e =>
{
if (timeoutSeconds > 0)
messageTimer.Stop(); // Reset timer on message received
var message = System.Text.Encoding.UTF8.GetString(e.ApplicationMessage.Payload);
var payLoad = message;
string value = string.Empty;
JObject jsonObj = JObject.Parse(payLoad);
#region update st point
if (alarmSettings.Any(x => x.factor == 1))
{
sql = $"update alarm_setting set state = 'normal', state_update_at = now() where id = {alarmSettings.FirstOrDefault(x => x.factor == 1).id}";
await _backendRepository.ExecuteSql(sql);
alarmSettings.FirstOrDefault(x => x.factor == 1).state = "normal";
alarmSettings.FirstOrDefault(x => x.factor == 1).state_update_at = DateTime.Now;
}
#endregion
#region check point
foreach (var dlp in device.deviceListPoints)
{
int nLevel = 0;
string[] astrKey = null;
astrKey = dlp.pointOrg.Split('_');
if (astrKey != null)
nLevel = astrKey.Count();
if (nLevel > 1)
{
switch (nLevel)
{
case 2:
{
string strKeyL0 = astrKey[0];
string strKeyL1 = astrKey[1];
value = (string)jsonObj[strKeyL0][strKeyL1];
}
break;
case 3:
{
string strKeyL0 = astrKey[0];
string strKeyL1 = astrKey[1];
string strKeyL2 = astrKey[2];
value = (string)jsonObj[strKeyL0][strKeyL1][strKeyL2];
}
break;
case 4:
{
string strKeyL0 = astrKey[0];
string strKeyL1 = astrKey[1];
string strKeyL2 = astrKey[2];
string strKeyL3 = astrKey[3];
value = (string)jsonObj[strKeyL0][strKeyL1][strKeyL2][strKeyL3];
}
break;
}
}
else
{
value = (string)jsonObj[dlp.pointOrg];
}
if (value != null && alarmSettings.Any(x => x.main_id == device.main_id && x.points == dlp.PointSys))
{
var alarmSetting = alarmSettings.FirstOrDefault(x => x.main_id == device.main_id && x.points == dlp.PointSys);
if (alarmSetting != null)
{
var offnormalResult = false;
if (alarmSetting.state == "normal")
{
if (alarmSetting.factor == 2 && decimal.TryParse(value, out decimal result)
&& (result > alarmSetting.highLimit || result > alarmSetting.highDelay || result < alarmSetting.lowLimit || result < alarmSetting.lowDelay))
{
offnormalResult = true;
}
if (alarmSetting.factor == 3 && !string.IsNullOrWhiteSpace(value) && value == alarmSetting.alarm_value)
{
offnormalResult = true;
}
if (offnormalResult)
{
sql = $@"insert into alarm_log (alarm_guid, device_number, points, state, is_sentLine, is_sentEmail, alarm_time, created_at)
select uuid(), as1.device_number, as1.points, 'offnormal', 0, 0, now(), now()
from device_main dm
join alarm_setting as1 on dm.device_number = as1.device_number and as1.deleted = 0
where dm.main_id = {device.main_id}
and dm.deleted = 0";
await _backendRepository.ExecuteSql(sql);
sql = $"update alarm_setting set state = 'offnormal', state_update_at = now() where id = {alarmSetting.id}";
await _backendRepository.ExecuteSql(sql);
}
}
else if (alarmSetting.state == "offnormal")
{
var normalResult = false;
if (alarmSetting.factor == 2 && decimal.TryParse(value, out decimal result)
&& (result <= alarmSetting.highLimit && result <= alarmSetting.highDelay && result >= alarmSetting.lowLimit && result >= alarmSetting.lowDelay))
{
normalResult = true;
}
//continue factor 3
if (normalResult)
{
sql = $@"insert into alarm_log (alarm_guid, device_number, points, state, is_sentLine, is_sentEmail, alarm_time, created_at)
select uuid(), as1.device_number, as1.points, 'normal', 0, 0, now(), now()
from device_main dm
join alarm_setting as1 on dm.device_number = as1.device_number and as1.deleted = 0
where dm.main_id = {device.main_id}
and dm.deleted = 0";
await _backendRepository.ExecuteSql(sql);
sql = $"update alarm_setting set state = 'normal', state_update_at = now() where id = {alarmSetting.id}";
await _backendRepository.ExecuteSql(sql);
}
}
}
_logger.LogInformation($"{device.topic} topic added alarm_log");
}
}
#endregion
//Console.WriteLine($"{value}");
//Console.WriteLine($"Message received: {message}");
// Broadcast to SignalR clients
//await _hubContext.Clients.All.SendAsync("ReceiveMessage", e.ApplicationMessage.Topic, message);
// Restart the timer for the next message
if (timeoutSeconds > 0)
messageTimer.Start();
};
// Connect to the broker
await _mqttClient.ConnectAsync(options);
await _mqttClient.SubscribeAsync(device.topic);
_logger.LogInformation($"{device.topic} subscribed");
// Start the timer when subscription is successful
if (timeoutSeconds > 0)
messageTimer.Start();
}
catch (Exception e)
{
_logger.LogError($"{device.topic} subscribe failed, message: {e.Message}");
}
}
public async Task<List<alarm_setting>> GetAlarmSettings()
{
return allAlarmSettings;
}
public async Task RefreshAlarmSettings()
{
try
{
if (_loggerControll != null)
_loggerControll.LogInformation("Get Alarm Settings...");
else if (_logger != null)
_logger.LogInformation("Get Alarm Settings...");
string sql = @"select dm.main_id, as1.*
from alarm_setting as1
join device_main dm on as1.device_number = dm.device_number and dm.deleted = 0
where as1.deleted = 0";
allAlarmSettings = await _backgroundServicePostgresqlRepository.GetAllAsync<alarm_setting>(sql);
if (_loggerControll != null)
_loggerControll.LogInformation("Done Alarm Settings...");
else if (_logger != null)
_logger.LogInformation("Done Alarm Settings...");
}
catch (Exception e)
{
if (_loggerControll != null)
_loggerControll.LogError($"get alarm settings error, message: {e.Message}");
else if (_logger != null)
_logger.LogError($"get alarm settings error, message: {e.Message}");
throw e;
}
}
public async Task PublishAsync(string topic, string payload)
{
if (_mqttClient.IsConnected)
{
var message = new MqttApplicationMessageBuilder()
.WithTopic(topic)
.WithPayload(payload)
//.WithExactlyOnceQoS()
.WithRetainFlag()
.Build();
await _mqttClient.PublishAsync(message);
Console.WriteLine($"Published message to topic {topic}: {payload}");
}
}
}
}