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示例工程的修改，以依赖注入的方式

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fengjiayi
2024-09-30 10:02:06 +08:00
parent c69fa0ccae
commit f900cac4ea
3 changed files with 49 additions and 25 deletions
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65
Net461DllTest/LogicControl/PlcLogicControl.cs
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@@ -13,6 +13,7 @@ using Serein.Library.NodeFlow.Tool;
using Serein.Library.Utils;
using Serein.Library.Web;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Reflection;
using System.Threading.Tasks;
@@ -131,19 +132,20 @@ namespace Net461DllTest.LogicControl
}
// [BindConvertor(typeof(PlcVarEnum), typeof(PlcVarConvertor))]
[NodeAction(NodeType.Action, "PLC获取变量")]
public object ReadVar([BindConvertor(typeof(PlcVarEnum), typeof(PlcVarConvertor))] PlcVarInfo varInfo)
public object ReadVar(PlcVarEnum plcVarEnum)
{
var varInfo = Convertor(plcVarEnum);
var result = MyPlc.Read(varInfo);
Console.WriteLine($"获取变量成功：({varInfo})\t result = {result}");
return result;
}
[NodeAction(NodeType.Action, "PLC写入变量")]
public SiemensPlcDevice WriteVar2(object value, [BindConvertor(typeof(PlcVarEnum), typeof(PlcVarConvertor))] PlcVarInfo varInfo)
public SiemensPlcDevice WriteVar2(object value, PlcVarEnum plcVarEnum)
{
var varInfo = Convertor(plcVarEnum);
if (MyPlc.State == PlcState.Runing)
{
if (varInfo.IsProtected)
@@ -164,27 +166,48 @@ namespace Net461DllTest.LogicControl
}
private readonly Dictionary<PlcVarEnum, PlcVarInfo> VarInfoDict;
public PlcVarInfo Convertor(PlcVarEnum plcVarEnum)
{
if (VarInfoDict.ContainsKey(plcVarEnum))
{
return VarInfoDict[plcVarEnum];
}
if (plcVarEnum == PlcVarEnum.None)
{
throw new Exception("非预期枚举值");
}
var plcValue = EnumHelper.GetBoundValue<PlcVarEnum, PlcValueAttribute, PlcVarInfo>(plcVarEnum, attr => attr.PlcInfo)
?? throw new Exception($"获取变量异常：{plcVarEnum}，没有标记PlcValueAttribute");
if (string.IsNullOrEmpty(plcValue.VarAddress))
{
throw new Exception($"获取变量异常：{plcVarEnum}，变量地址为空");
}
VarInfoDict.Add(plcVarEnum, plcValue);
return plcValue;
}
/// <summary>
/// 转换器，用于将枚举转为自定义特性中的数据
/// </summary>
public class PlcVarConvertor: IEnumConvertor<PlcVarEnum, PlcVarInfo>
{
public PlcVarInfo Convertor(PlcVarEnum plcVarValue)
{
if (plcVarValue == PlcVarEnum.None)
{
throw new Exception("非预期枚举值");
}
var plcValue = EnumHelper.GetBoundValue<PlcVarEnum, PlcValueAttribute, PlcVarInfo>(plcVarValue, attr => attr.PlcInfo)
?? throw new Exception($"获取变量异常：{plcVarValue}，没有标记PlcValueAttribute");
if (string.IsNullOrEmpty(plcValue.VarAddress))
{
throw new Exception($"获取变量异常：{plcVarValue}，变量地址为空");
}
return plcValue;
}
//public class PlcVarConvertor: IEnumConvertor<PlcVarEnum, PlcVarInfo>
//{
// public PlcVarInfo Convertor(PlcVarEnum plcVarValue)
// {
// if (plcVarValue == PlcVarEnum.None)
// {
// throw new Exception("非预期枚举值");
// }
// var plcValue = EnumHelper.GetBoundValue<PlcVarEnum, PlcValueAttribute, PlcVarInfo>(plcVarValue, attr => attr.PlcInfo)
// ?? throw new Exception($"获取变量异常：{plcVarValue}，没有标记PlcValueAttribute");
// if (string.IsNullOrEmpty(plcValue.VarAddress))
// {
// throw new Exception($"获取变量异常：{plcVarValue}，变量地址为空");
// }
// return plcValue;
// }
}
//}
#endregion
}