CenterService.cs
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using HHECS.DAQClient.Common;
using HHECS.DAQClient.Model;
using HHECS.DAQClient.Communications;
using HHECS.DAQClient.DataAccess;
using HslCommunication.Profinet.Siemens;
using HHECS.DAQClient.Dto;
using HHECS.EquipmentModel;
using System.Text.Json;
using HHECS.BllModel;
namespace HHECS.DAQClient.Services
{
internal class CenterService
{
private readonly SystemLog _log = SystemLog.GetInstance();
private readonly DataContext _context;
private readonly HttpService _httpService;
private List<Equipment> _equipments = new List<Equipment>();
private List<ICommunication> communications = new List<ICommunication>();
private CancellationTokenSource cts = new CancellationTokenSource();
private readonly object _lock = new object();
public CenterService(DataContext dataContext, HttpService httpService)
{
_context = dataContext;
_httpService = httpService;
}
/// <summary>
/// 重新加载设备信息并开始采集数据
/// </summary>
/// <returns></returns>
public void Start()
{
cts = new CancellationTokenSource();
try
{
_equipments = _context.Equipment.Where(x => !x.Disable).ToList();
if (_equipments.Count == 0)
{
_log.LogWarning($"设备数据为空，请配置数据后操作！");
cts.Cancel();
return;
}
var equipmentProps = _context.EquipmentProp.Where(t => true).ToList();
var equipmentTypes = _context.EquipmentType.Where(t => true).ToList();
var equipmentTypePropTemplates = _context.EquipmentTypePropTemplate.Where(t => true).ToList();
//组合逻辑外键
_equipments.ForEach(t =>
{
t.EquipmentType = equipmentTypes.FirstOrDefault(i => i.Id == t.EquipmentTypeId);
t.EquipmentProps = equipmentProps.Where(i => i.EquipmentId == t.Id).ToList();
});
equipmentProps.ForEach(t =>
{
t.Equipment = _equipments.FirstOrDefault(i => i.Id == t.EquipmentId);
t.EquipmentTypePropTemplate = equipmentTypePropTemplates.FirstOrDefault(i => i.Id == t.EquipmentTypePropTemplateId);
});
var communicationConfigs = _context.CommunicationConfigs.Where(x => !x.Disable).ToList();
if (communicationConfigs.Count == 0)
{
_log.LogWarning($"通讯配置数据为空，请配置数据后操作！");
cts.Cancel();
return;
}
communications = InitialCommunication(communicationConfigs);
//采集数据
foreach (var item in communications)
{
_ = Task.Run(async () =>
{
while (!cts.IsCancellationRequested)
{
try
{
var equipmentCaches = _equipments.Where(x => x.IP == item.IpAddress).ToList();
var props = equipmentCaches.SelectMany(x => x.EquipmentProps).Where(x => x.EquipmentTypePropTemplate.PropType != EquipmentPropType.Self).ToList();
var temps = props.Select(x => new DataItem
{
Id = x.Id,
Code = x.EquipmentTypePropTemplateCode,
DataAddress = x.Address,
DataType = x.EquipmentTypePropTemplate.DataType,
Value = string.Empty
}).ToList();
//读取数据
var result = item.Read(temps);
if (!result.Success)
{
_log.LogError(result.Msg);
await Task.Delay(1000);
continue;
}
//赋值
foreach (var item in props)
{
item.Value = temps.Find(x => x.Id == item.Id).Value;
item.Updated = DateTime.Now;
}
var records = equipmentCaches.Select(x => new EquipmentDataQueue
{
EquipmentCode = x.Code,
EquipmentTypeCode = x.EquipmentType.Code,
IsCommit = false,
Reported = JsonSerializer.Serialize(x.EquipmentProps.Select(p => new TagItem
{
Tag = p.Address,
Value = p.Value
}).ToList()),
Version = 1,
SourceTimestamp = ConvertToTimestamp(DateTime.Now),
Created = DateTime.Now,
}).ToList();
var addResult = AddEquipmentDataQueues(records);
if (!addResult.Success)
{
_log.LogError($"新增设备数据记录失败，{addResult.Msg}");
}
await Task.Delay(1000);
}
catch (Exception ex)
{
_log.LogError($"读取IP：{item.IpAddress}设备出现异常：{ex.Message}");
}
await Task.Delay(1000);
}
}, cts.Token);
}
_ = Task.Run(() =>
{
SendEquipmentDataToCloud(cts);
}, cts.Token);
}
catch (Exception ex)
{
_log.LogException($"数据初始化失败：{ex.Message}");
}
}
/// <summary>
/// 停止PLC数据采集
/// </summary>
/// <returns></returns>
public void Stop()
{
_log.Log("已停止采集！");
cts.Cancel();//取消异步线程
}
private List<ICommunication> InitialCommunication(IEnumerable<CommunicationConfig> communicationConfigs)
{
var result = new List<ICommunication>();
try
{
foreach (var item in communicationConfigs)
{
ICommunication communication;
switch (item.CommunicationType)
{
case CommunicationTypeConst.None:
break;
case CommunicationTypeConst.KukaVarProxy:
communication = new KukaAvarProxyCommunication(item.Id, item.IpAddress, item.Port);
result.Add(communication);
break;
case CommunicationTypeConst.Siemens_S1200:
communication = new SiemensS7Communication(item.Id, SiemensPLCS.S1200, item.IpAddress);
result.Add(communication);
break;
case CommunicationTypeConst.Siemens_S1500:
communication = new SiemensS7Communication(item.Id, SiemensPLCS.S1500, item.IpAddress);
result.Add(communication);
break;
case CommunicationTypeConst.TcpClient:
communication = new TcpClientCommunication(item.Id, item.IpAddress, item.Port);
break;
default:
break;
}
}
}
catch (Exception ex)
{
_log.LogError($"设备通讯初始化异常：{ex.Message}");
}
return result;
}
private BllResult AddEquipmentDataQueues(IEnumerable<EquipmentDataQueue> equipments)
{
lock (_lock)
{
try
{
_context.EquipmentDataQueue.AddRange(equipments);
_context.SaveChanges();
return BllResultFactory.Success();
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
}
private void SendEquipmentDataToCloud(CancellationTokenSource cancellationToken)
{
while (!cancellationToken.IsCancellationRequested)
{
var records = _context.EquipmentDataQueue.Where(x => !x.IsCommit).OrderByDescending(x => x.Created).ToList();
foreach (var item in records.GroupBy(x => x.EquipmentCode))
{
var data = item.Select(x => new EquipmentDataDto
{
Plmeid = x.Id,
EquipmentSN = x.EquipmentCode,
Reported = JsonSerializer.Deserialize<List<TagItem>>(x.Reported),
Version = x.Version,
SourceTimestamp = ConvertToTimestamp(DateTime.Now),
Timestamp = ConvertToTimestamp(DateTime.Now)
});
var result = _httpService.SendEquipmentData(data);
if (!result.Success)
{
_log.LogWarning($"推送[{item.Key}]设备数据失败，{result.Msg}");
continue;
}
_context.EquipmentDataQueue.RemoveRange(item.ToList());
_context.SaveChanges();
}
Task.Delay(1000).Wait();
}
}
private static long ConvertToTimestamp(DateTime? dateTime)
{
if (dateTime == null)
{
return 0;
}
return Convert.ToInt64(((DateTime)dateTime - new DateTime(1970, 1, 1)).TotalSeconds);
}
}
}