SiemensS7Communication.cs
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using DataAcquisition.Common.Enums;
using DataAcquisition.Common.Utils;
using DataAcquisition.Models;
using HslCommunication;
using HslCommunication.Core;
using HslCommunication.Profinet.Siemens;
using System.Diagnostics;
using System.Text;
using System.Text.RegularExpressions;
namespace DataAcquisition.Common.Communications
{
/// <summary>
/// 西门子通信
/// </summary>
public class SiemensS7Communication : ICommunication
{
public readonly SiemensS7Net Siemens = null!;
private readonly SystemLog systemLog = SystemLog.Instance;
private readonly ReverseBytesTransform reverseBytesTransform = new();
public string IpAddress => Siemens.IpAddress;
public int CommunicationId { get; set; }
private SiemensS7Communication() { }
public SiemensS7Communication(int communicationId, SiemensPLCS siemens, string ipAddress) : this()
{
CommunicationId = communicationId;
Siemens = new SiemensS7Net(siemens, ipAddress);
Siemens.SetPersistentConnection();
}
public OperateResult ConnectServer() => Siemens.ConnectServer();
public OperateResult ConnectClose() => Siemens.ConnectClose();
public void Read(IEnumerable<EquipmentProperty> equipmentProperties)
{
try
{
var stopwatch = Stopwatch.StartNew();
//DB地址批量读取
if (equipmentProperties.All(x => x.DataAddress.StartsWith("DB", StringComparison.OrdinalIgnoreCase)))
{
var regex = new Regex("[0-9]+");
foreach (var item in equipmentProperties.GroupBy(x => x.DataAddress.Split('.').First()))
{
var amountItems = item.Select(x => Convert.ToInt32(regex.Match(x.DataAddress.Split('.')[1]).Value));
var amountStart = amountItems.Min();
var amountEnd = amountItems.Max();
var lastItemDataType = item.MaxBy(x => Convert.ToInt32(regex.Match(x.DataAddress.Split('.')[1]).Value))!.DataType;
//最后一个地址占用的Byte数量,Word类型需要加2，Real需要加4
var lastByteAmount = lastItemDataType switch
{
DataTypeConst.Bool => 1,
DataTypeConst.UInt32 => 4,
DataTypeConst.UInt16 => 2,
DataTypeConst.Int16 => 2,
DataTypeConst.Int32 => 4,
//DataTypeConst.String => throw new NotImplementedException(),
DataTypeConst.Real => 4,
_ => 1
};
var amount = (ushort)(amountEnd - amountStart + lastByteAmount);
var multiReadResult = Siemens.Read($"{item.Key}.{amountStart}", amount);
if (!multiReadResult.IsSuccess)
{
throw new Exception(multiReadResult.Message);
}
//根据数据类型按byte转换，不同数据类型字节数不同
foreach (var prop in item)
{
_ = int.TryParse(regex.Match(prop.DataAddress.Split('.')[1]).Value, out int currentAmountEnd);
_ = int.TryParse(regex.Match(prop.DataAddress.Split('.').Skip(2).FirstOrDefault() ?? "0").Value, out int bitIndex);
var index = currentAmountEnd - amountStart;
prop.Value = prop.DataType switch
{
DataTypeConst.Byte => reverseBytesTransform.TransInt32(multiReadResult.Content, index).ToString(),
DataTypeConst.Bool => Convert.ToBoolean(multiReadResult.Content[index] & (1 << bitIndex)).ToString(),
DataTypeConst.UInt32 => reverseBytesTransform.TransUInt32(multiReadResult.Content, index).ToString(),
DataTypeConst.UInt16 => reverseBytesTransform.TransUInt16(multiReadResult.Content, index).ToString(),
DataTypeConst.Int16 => reverseBytesTransform.TransInt16(multiReadResult.Content, index).ToString(),
DataTypeConst.Int32 => reverseBytesTransform.TransInt32(multiReadResult.Content, index).ToString(),
//DataTypeConst.String => reverseBytesTransform.TransString(multiReadResult.Content, index, prop.Length, Encoding.ASCII).Replace("\u0003", "").Trim(),
DataTypeConst.Real => reverseBytesTransform.TransSingle(multiReadResult.Content, index).ToString(),
_ => string.Empty
};
prop.UpdateTime = DateTime.Now;
}
}
}
else
{
foreach (var item in equipmentProperties)
{
switch (item.DataType)
{
case DataTypeConst.Bool:
var boolDataResult = Siemens.ReadBool(item.DataAddress);
if (!boolDataResult.IsSuccess)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{boolDataResult.Message}");
item.Value = string.Empty;
return;
}
item.Value = boolDataResult.Content.ToString();
break;
case DataTypeConst.Byte:
var byteDataResult = Siemens.ReadByte(item.DataAddress);
if (!byteDataResult.IsSuccess)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{byteDataResult.Message}");
item.Value = string.Empty;
return;
}
item.Value = byteDataResult.Content.ToString();
break;
case DataTypeConst.Int16:
var shortDataResult = Siemens.ReadInt16(item.DataAddress);
if (!shortDataResult.IsSuccess)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{shortDataResult.Message}");
item.Value = string.Empty;
return;
}
item.Value = shortDataResult.Content.ToString();
break;
case DataTypeConst.UInt16:
var ushortDataResult = Siemens.ReadUInt16(item.DataAddress);
if (!ushortDataResult.IsSuccess)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{ushortDataResult.Message}");
item.Value = string.Empty;
return;
}
item.Value = ushortDataResult.Content.ToString();
break;
case DataTypeConst.Int32:
var intDataResult = Siemens.ReadInt32(item.DataAddress);
if (!intDataResult.IsSuccess)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{intDataResult.Message}");
item.Value = string.Empty;
return;
}
item.Value = intDataResult.Content.ToString();
break;
case DataTypeConst.UInt32:
var uintDataResult = Siemens.ReadUInt32(item.DataAddress);
if (!uintDataResult.IsSuccess)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{uintDataResult.Message}");
item.Value = string.Empty;
return;
}
item.Value = uintDataResult.Content.ToString();
break;
case DataTypeConst.Int64:
var longDataResult = Siemens.ReadInt64(item.DataAddress);
if (!longDataResult.IsSuccess)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{longDataResult.Message}");
item.Value = string.Empty;
return;
}
item.Value = longDataResult.Content.ToString();
break;
case DataTypeConst.UInt64:
var ulongDataResult = Siemens.ReadUInt64(item.DataAddress);
if (!ulongDataResult.IsSuccess)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{ulongDataResult.Message}");
item.Value = string.Empty;
return;
}
item.Value = string.Empty;
break;
case DataTypeConst.Real:
var floatDataResult = Siemens.ReadFloat(item.DataAddress);
if (!floatDataResult.IsSuccess)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{floatDataResult.Message}");
item.Value = string.Empty;
return;
}
item.Value = floatDataResult.Content.ToString();
break;
//case "double":
// var doubleDataResult = Siemens.ReadDouble(item.DataAddress);
// if (!doubleDataResult.IsSuccess)
// {
// item.Value = string.Empty;
// systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{doubleDataResult.Message}");
// return;
// }
// item.Value = doubleDataResult.Content.ToString();
// break;
case DataTypeConst.String:
var stringDataResult = Siemens.ReadString(item.DataAddress);
if (!stringDataResult.IsSuccess)
{
item.Value = string.Empty;
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}出现异常：{stringDataResult.Message}");
return;
}
item.Value = stringDataResult.Content.ToString();
break;
default:
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]地址{item.DataAddress}失败：不支持“{item.DataType}”数据类型");
return;
}
item.UpdateTime = DateTime.Now;
}
}
stopwatch.Stop();
systemLog.LogInfo($"读取PLC[{equipmentProperties.FirstOrDefault()?.Equipment.CommunicationConfig?.IpAddress}]地址数量：{equipmentProperties.Count()}，耗时：{stopwatch.Elapsed}");
}
catch (Exception ex)
{
systemLog.LogError($"读取PLC[{Siemens.IpAddress}]数据出现异常：{ex.Message}");
}
}
public void Read(EquipmentProperty equipmentProperty)
{
Read([equipmentProperty]);
}
public void Write(IEnumerable<EquipmentProperty> equipmentProperties)
{
try
{
var result = new OperateResult();
var stopwatch = Stopwatch.StartNew();
foreach (var item in equipmentProperties)
{
if (item.DataType == DataTypeConst.Bool)
{
_ = bool.TryParse(item.Value, out bool val);
result = Siemens.Write(item.DataAddress, val);
}
else if (item.DataType == DataTypeConst.Int16)
{
_ = ushort.TryParse(item.Value, out ushort val);
result = Siemens.Write(item.DataAddress, val);
}
else if (item.DataType == DataTypeConst.Real)
{
_ = float.TryParse(item.Value, out var val);
result = Siemens.Write(item.DataAddress, val);
}
else
{
var bytes = Encoding.Default.GetBytes(item.Value ?? string.Empty);
result = Siemens.Write(item.DataAddress, bytes);
}
if (!result.IsSuccess)
{
systemLog.LogError($"写入PLC[{Siemens.IpAddress}]_{item.DataAddress}地址数据失败：{result.Message}");
return;
}
}
stopwatch.Stop();
systemLog.LogSuccess($"写入PLC[{Siemens.IpAddress}]地址数据成功，数量{equipmentProperties.Count()}，耗时：{stopwatch.Elapsed}");
}
catch (Exception ex)
{
systemLog.LogError($"写入PLC[{Siemens.IpAddress}]数据出现异常：{ex.Message}");
}
}
public void Write(EquipmentProperty equipmentProperty)
{
Write([equipmentProperty]);
}
}
}