OPCImplement.cs
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using Hh.Mes.Common.Json;
using Hh.Mes.POJO.BllModel;
using Hh.Mes.POJO.Entity;
using HHECS.Model.PLCHelper.Interfaces;
using HHECS.Model.PLCHelper.PLCComponent;
using OPCAutomation;
using System;
using System.Collections.Generic;
using System.Linq;
namespace HHECS.Model.PLCHelper.Implement
{
/// <summary>
/// 封装OPC
/// 使用此类，请先行传递OPCIP并赋值完整Equipments，然后使用连接函数
/// </summary>
public class OPCImplement : IPLC
{
public string OPCIP { get; set; }
public OPCServer s7 = new OPCServer();
public OPCGroup s7Group;
/// <summary>
/// 需要在连接前事先完整设置
/// </summary>
public List<base_equipment> Equipments { get; set; }
public string Name { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }
public string IP { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }
public PLCType PLCType { get => throw new NotImplementedException(); set => throw new NotImplementedException(); }
public OPCImplement(string IP)
{
OPCIP = IP;
}
/// <summary>
/// 创建组
/// </summary>
public bool CreateGroup(string name)
{
try
{
s7Group = s7.OPCGroups.Add(name);
SetGroupProperty();
}
catch (Exception)
{
//MessageBox.Show("创建组出现错误：" + err.Message, "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return false;
}
return true;
}
/// <summary>
/// 设置组属性
/// </summary>
private void SetGroupProperty()
{
s7.OPCGroups.DefaultGroupIsActive = true;
s7.OPCGroups.DefaultGroupDeadband = 0;
s7Group.UpdateRate = 100;// 刷新率 ms ，原为250，更改为100
s7Group.IsActive = true; //设置该组为激活状态
s7Group.IsSubscribed = false;//设置该组数据为后台刷新
}
public BllResult Connect()
{
try
{
s7.Connect("OPC.SimaticNET", OPCIP);
if (s7.ServerState == (int)OPCServerState.OPCRunning)
{
//注册地址
Equipments.SelectMany(t => t.EquipmentProps).ToList().ForEach(t =>
{
t.Equipment = Equipments.FirstOrDefault(i => i.id == t.equipmentId);
//组合地址
if (!t.address.StartsWith("S7"))
{
t.address = $"S7:[{t.Equipment.connectName}]{t.address}";
}
});
CreateGroup("group1");
AddOPCItems(Equipments.SelectMany(t => t.EquipmentProps).ToList());
return BllResultFactory.Success();
}
else
{
return BllResultFactory.Error();
}
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
/// <summary>
/// 添加地址
/// </summary>
/// <param name="props"></param>
public void AddOPCItems(List<base_equipment_prop> props)
{
string[] ids = new string[props.Count() + 1];
int[] clients = new int[props.Count() + 1];
ids[0] = "";
clients[0] = 0;
for (int i = 1; i < ids.Length; i++)
{
ids[i] = props[i - 1].address;
clients[i] = i;
}
Array clientsIds = (Array)clients;
Array itemsIds = (Array)ids;
Array serverHandls;
Array errors;
s7Group.OPCItems.AddItems(props.Count(), ref itemsIds, ref clientsIds, out serverHandls, out errors);
for (int i = 0; i < props.Count(); i++)
{
props[i].serverHandle = Convert.ToInt32(serverHandls.GetValue(i + 1));
}
}
public BllResult DisConnect()
{
try
{
s7.Disconnect();
if (s7.ServerState == (int)OPCServerState.OPCDisconnected)
{
return BllResultFactory.Success();
}
else
{
return BllResultFactory.Error();
}
}
catch (Exception ex)
{
return BllResultFactory.Error(ex.Message);
}
}
/// <summary>
/// 连接，指定IP,使用OPC则指定对OPC服务的连接
/// </summary>
/// <param name="ip"></param>
/// <returns></returns>
public BllResult Connect(string ip)
{
return Connect();
}
/// <summary>
/// 断开连接，指定IP，使用OPC则指定对OPC服务的断开连接
/// </summary>
/// <param name="ip"></param>
/// <returns></returns>
public BllResult DisConnect(string ip)
{
return DisConnect();
}
public BllResult GetConnectStatus()
{
if (s7.ServerState == (int)OPCServerState.OPCRunning)
{
return BllResultFactory.Success();
}
else
{
return BllResultFactory.Error();
}
}
public BllResult GetConnectStatus(string plcIp)
{
if (s7.ServerState == (int)OPCServerState.OPCRunning)
{
return BllResultFactory.Success();
}
else
{
return BllResultFactory.Error();
}
}
public BllResult Read(base_equipment_prop equipmentProp)
{
return Reads(new List<base_equipment_prop>() { equipmentProp });
}
public BllResult Reads(List<base_equipment_prop> equipmentProps)
{
if (equipmentProps == null || equipmentProps.Count == 0)
{
return BllResultFactory.Error("无地址传入");
}
if (this == null || this.GetConnectStatus().Success == false)
{
return BllResultFactory.Error("地址读取失败,请检查通讯连接");
}
int[] handles = equipmentProps.Select(t => t.serverHandle).ToArray();
return this.ReadData(handles, equipmentProps);
}
/// <summary>
/// 读取数据,成功返回值，失败返回null
/// 按照 OPC 规范，数组始终以索引 1 开始。
/// </summary>
public BllResult ReadData(int[] handle, List<base_equipment_prop> equipmentProps)
{
try
{
int count = handle.Length;
int[] temp = new int[count + 1];
temp[0] = 0;
for (int i = 1; i < temp.Length; i++)
{
temp[i] = handle[i - 1];
}
Array serverHandles = (Array)temp;
Array values;
Array Errors;
object Qualities;
object TimeStamps;
//OPCAutomation.OPCDataSource.OPCCache;
s7Group.SyncRead(1, count, ref serverHandles, out values, out Errors, out Qualities, out TimeStamps);
var a = (Array)Qualities;
for (int i = 1; i < serverHandles.Length; i++)
{
var prop = equipmentProps.Find(t => t.serverHandle == (int)serverHandles.GetValue(i));
if ((Int16)a.GetValue(i) == 0)
{
//读取失败，获取默认值
prop.value = GetDefaultValue(prop);
}
else
{
//读取成功
if (!Enum.TryParse(prop.EquipmentTypePropTemplate.dataType, out PLCDataType dataType))
{
return BllResultFactory.Error($"未识别的数据类型：{prop.EquipmentTypePropTemplate.dataType}");
}
else
{
var result = TransforAddressDataToWCSData(dataType, values.GetValue(i));
if (!result.Success)
{
return BllResultFactory.Error($"读取PLC地址时：属性{prop.EquipmentTypePropTemplate.code}；错误消息：{result.Msg}");
}
prop.value = result.Data;
}
}
}
return BllResultFactory.Success();
}
catch (Exception err)
{
return BllResultFactory.Error(err.Message);
}
}
public BllResult Write(base_equipment_prop equipmentProp)
{
return Writes(new List<base_equipment_prop>() { equipmentProp });
}
public BllResult Writes(List<base_equipment_prop> equipmentProps)
{
if (equipmentProps == null || equipmentProps.Count == 0)
{
return BllResultFactory.Error("无地址传入");
}
if (this == null || GetConnectStatus().Success == false)
{
return BllResultFactory.Error("地址读取失败,请检查通讯连接");
}
var serverHandel = equipmentProps.Select(t => t.serverHandle).ToArray();
object[] values = new object[serverHandel.Count()];
for (int i = 0; i < equipmentProps.Count; i++)
{
if (!Enum.TryParse(equipmentProps[i].EquipmentTypePropTemplate.dataType, out PLCDataType dataType))
{
return BllResultFactory.Error($"未识别的数据类型：{equipmentProps[i].EquipmentTypePropTemplate.dataType}");
}
else
{
var result = TansforWCSDataToAddressData(dataType, equipmentProps[i].value);
if (!result.Success)
{
return BllResultFactory.Error("转换WCS数据到PLC类型错误,值：" + equipmentProps[i].value + " 类型:" + equipmentProps[i].EquipmentTypePropTemplate.dataType);
}
values[i] = result.Data;
}
}
if (this.WriteData(serverHandel, values))
{
return BllResultFactory.Success("成功");
}
else
{
return BllResultFactory.Error("写入失败！");
}
}
/// <summary>
/// 获取默认值，注意，当获取失败时会返回error
/// </summary>
/// <param name="prop"></param>
/// <returns></returns>
private string GetDefaultValue(base_equipment_prop prop)
{
string str = "";
if (!Enum.TryParse(prop.EquipmentTypePropTemplate.dataType, out PLCDataType dataType))
{
return "Error";
}
switch (dataType)
{
case PLCDataType.BYTE:
case PLCDataType.DWORD:
case PLCDataType.WORD:
case PLCDataType.INT:
case PLCDataType.DINT:
str = "0"; break;
case PLCDataType.BOOL:
str = "False"; break;
case PLCDataType.CHAR:
default:
str = "";
break;
}
return str;
}
/// <summary>
/// 写入数据,handle,索引值数组,value对应值数组
/// 按照 OPC 规范，数组始终以索引 1 开始。
/// </summary>
public bool WriteData(int[] handle, object[] value)
{
try
{
int[] temp = new int[handle.Length + 1];
temp[0] = 0;
object[] temp1 = new object[handle.Length + 1];
temp1[0] = "";
for (int i = 1; i < temp.Length; i++)
{
temp[i] = handle[i - 1];
temp1[i] = value[i - 1];
}
Array serverHandles = (Array)temp;
Array values = (Array)temp1;
Array Errors;
//OPCAutomation.OPCDataSource.OPCCache;
s7Group.SyncWrite(handle.Length, ref serverHandles, ref values, out Errors);
return true;
}
catch (Exception)
{
return false;
}
}
/// <summary>
/// 数据类型转换WCS-->PLC
/// </summary>
/// <param name="type"></param>
/// <param name="v"></param>
/// <returns></returns>
private BllResult<object> TansforWCSDataToAddressData(PLCDataType type, string data)
{
try
{
object obj = null;
switch (type)
{
case PLCDataType.BYTE:
obj = Convert.ToInt32(data); break;
case PLCDataType.BOOL:
obj = Convert.ToBoolean(data); break;
case PLCDataType.DWORD:
obj = Convert.ToUInt32(data); break;
case PLCDataType.WORD:
obj = Convert.ToUInt16(data); break;
case PLCDataType.INT:
obj = Convert.ToInt16(data); break;
case PLCDataType.DINT:
obj = Convert.ToInt32(data); break;
case PLCDataType.CHAR:
obj = ConverHelper.StringToASCII(data); break;
default:
obj = data;
break;
}
return BllResultFactory.Success(obj, "成功");
}
catch (Exception ex)
{
return BllResultFactory.Error<object>(null, "WCS到PLC数据转换出现异常,值：" + data + " 目标类型:" + type + " 异常：" + ex.ToString());
}
}
/// <summary>
/// 数据类型转换PLC-->WCS
/// </summary>
/// <param name="type"></param>
/// <param name="data"></param>
/// <returns></returns>
private BllResult<string> TransforAddressDataToWCSData(PLCDataType type, object data)
{
string str;
try
{
switch (type)
{
case PLCDataType.BYTE:
int i = Convert.ToInt32(data);
str = i.ToString();
break;
case PLCDataType.BOOL:
case PLCDataType.DWORD:
case PLCDataType.WORD:
case PLCDataType.INT:
case PLCDataType.DINT:
str = data.ToString(); break;
case PLCDataType.CHAR:
str = ConverHelper.ASCIIToString((short[])data).Trim().Replace("$03", "").Replace("\u0003", "").Replace("\0", ""); break;
default:
str = data.ToString();
break;
}
return BllResultFactory.Success(str, "成功");
}
catch (Exception ex)
{
return BllResultFactory.Error(default(string), "PLC到WCS数据转换出现异常,值：" + data + " 目标类型:" + type + " 异常：" + ex.ToString());
}
}
}
}