333 lines
13 KiB
C#
333 lines
13 KiB
C#
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using JinYuan.Helper;
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using System;
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using System.Collections.Generic;
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using System.ComponentModel;
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using System.IO;
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using System.Text;
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namespace PLC.PLCAlarm
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{
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/// <summary>
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/// PLC报警记录模块
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/// </summary>
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public class PLCAlarmReader
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{
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/// <summary>
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/// 报警模板（从触摸屏导出的报警数据）
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/// </summary>
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private readonly List<AlarmFileData> alarmFileDataList;
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/// <summary>
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/// 报警记录路径（实际记录下来的实时报警）
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/// </summary>
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private readonly string alarmRecordPath;
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/// <summary>
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/// 是否忽略报警状态下的新增报警
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/// </summary>
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private readonly bool ignoreAlarm;
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/// <summary>
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/// 报警记录类型
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/// </summary>
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private readonly RecordType recordType;
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/// <summary>
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/// 初始化一个报警读取器
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/// </summary>
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/// <param name="AlarmFilePath">报警文件路径
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/// <para>
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/// 文件格式 .csv
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/// <para>字,位,触发数值,报警代码,报警内容</para>
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/// <para>40000,0,1,E001,急停报警(IO:A1_I0.05)</para>
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/// <para>40000,1,1,E002,上下料安全门报警(IO:A1_I0.06)</para>
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/// </para>
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/// </param>
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/// <param name="AlarmRecordPath">报警记录目录路径</param>
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/// <param name="recType">报警记录类型</param>
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/// <param name="ignore">是否忽略报警状态下的新增报警</param>
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public PLCAlarmReader(string AlarmFilePath, string AlarmRecordPath, RecordType recType = RecordType.RecordWhenStart, bool ignore = false)
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{
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alarmFileDataList = ReadAlarmFile(AlarmFilePath);
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alarmRecordPath = AlarmRecordPath;
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recordType = recType;
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ignoreAlarm = ignore;
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RecordAlarms = new List<RecordAlarmDataArgs>();
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}
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/// <summary>
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/// 新增报警事件
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/// </summary>
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public event EventHandler<RecordAlarmDataArgs> PLCAlarm_New;
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/// <summary>
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/// 报警复位事件
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/// </summary>
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public event EventHandler<RecordAlarmDataArgs> PLCAlarm_Remove;
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/// <summary>
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/// 当前记录中的报警
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/// </summary>
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public List<RecordAlarmDataArgs> RecordAlarms { get; }
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/// <summary>
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/// 读取本地报警文件
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/// </summary>
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/// <returns></returns>
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private List<AlarmFileData> ReadAlarmFile(string alarmFilePath)
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{
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List<AlarmFileData> fileAlarmList = new List<AlarmFileData>();
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try
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{
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if (!File.Exists(alarmFilePath))
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return null;
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using (StreamReader sr = new StreamReader(alarmFilePath, Encoding.Default))
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{
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if (!sr.EndOfStream)
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sr.ReadLine(); // 读掉第一行标题行
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while (!sr.EndOfStream)
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{
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string[] alarmData = sr.ReadLine().Split('\t');
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fileAlarmList.Add(new AlarmFileData(alarmData));
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}
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}
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return fileAlarmList;
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}
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catch (Exception ex)
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{
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LogHelper.Instance.WriteError("读取本地报警信息配置文件出错：" + ex.Message);
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return null;
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}
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}
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/// <summary>
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/// 寻找报警代码
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/// </summary>
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/// <param name="word">字地址</param>
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/// <param name="bit">位地址</param>
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/// <param name="value">值</param>
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/// <param name="alarmData">报警信息</param>
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/// <returns>是否找到</returns>
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private bool FindAlarm(int word, int bit, bool value, out AlarmFileData alarmData)
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{
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if (alarmFileDataList==null)
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{
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alarmData = null;
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return false;
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}
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foreach (var item in alarmFileDataList)
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{
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if (item.Word == word &&
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item.Bit == bit &&
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item.AlarmTriger == value)
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{
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alarmData = item;
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return true;
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}
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}
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alarmData = null;
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return false;
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}
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/// <summary>
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/// 获得当前报警列表
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/// </summary>
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/// <param name="startAddr">报警字开始地址</param>
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/// <param name="addrStep">报警地址递增步进（个别情况用）
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/// <para>比如按字读取基恩士MR地址时，字地址是40000，40100，40200这样增加的，此时就要把addrStep设成100</para>
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/// </param>
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/// <param name="length">报警字长度（有几个字）</param>
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/// <param name="readDatas">读到的数据</param>
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/// <param name="readPLCAlrms">返回的当前报警列表</param>
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/// <returns></returns>
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private bool GenerateAlarmList(int startAddr, int length, ushort[] readDatas, out List<AlarmFileData> readPLCAlrms, int addrStep = 1)
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{
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bool isAlarm = false;
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readPLCAlrms = new List<AlarmFileData>();
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for (int wi = 0; wi < length; wi++)
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{
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ushort word = readDatas[wi];
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if (word != 0)
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{
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isAlarm = true;
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bool[] bits = PLCDataTool.WordToBits(word);
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for (int bi = 0; bi < 16; bi++)
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{
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if (FindAlarm(startAddr + wi * addrStep, bi, bits[bi], out AlarmFileData alarmdata))
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{
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if (!readPLCAlrms.Exists((p) => p.AlarmCode == alarmdata.AlarmCode))
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readPLCAlrms.Add(alarmdata);
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}
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}
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}
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}
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return isAlarm;
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}
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/// <summary>
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/// 输入读取的数据，判断当前是否报警，保存报警记录
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/// </summary>
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/// <param name="startAddr">报警字开始地址</param>
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/// <param name="addrStep">报警地址递增步进（个别情况用）
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/// <para>比如按字读取基恩士MR地址时，字地址是40000，40100，40200这样增加的，此时就要把addrStep设成100</para>
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/// </param>
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/// <param name="length">报警字长度（有几个字）</param>
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/// <param name="readDatas">读到的数据</param>
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/// <returns></returns>
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public bool IsPLCAlarm(int startAddr, int length, ushort[] readDatas, int addrStep = 1)
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{
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if (GenerateAlarmList(startAddr, length, readDatas, out List<AlarmFileData> readPLCAlrms, addrStep))
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{
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// 新增
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if (!ignoreAlarm || RecordAlarms.Count <= 0) //当不忽略报警状态下新增报警，或者当前是无报警状态的话，就记录
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{
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foreach (var alrmItem in readPLCAlrms)
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{
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if (RecordAlarms.Exists(p => p.AlarmCode == alrmItem.AlarmCode))
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continue;
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// 记录新增报警
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var recordData = new RecordAlarmDataArgs()
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{
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AlarmCode = alrmItem.AlarmCode,
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AlarmInfo = alrmItem.AlarmInfo,
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AlarmDate = DateTime.Now.ToString("yyyy/MM/dd"),
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StartTime = DateTime.Now
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};
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RecordAlarms.Add(recordData);
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SaveAlarmRecordWhenStart(recordData);
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OnAlarm_New(recordData);
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}
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}
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// 复位
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for (int i = RecordAlarms.Count - 1; i >= 0; i--)
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{
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// 遍历记录中的报警，如果有当前报警中不包含的报警项，说明报警已复位
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if (!readPLCAlrms.Exists(p => p.AlarmCode == RecordAlarms[i].AlarmCode))
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{
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SaveAlarmRecordWhenFinish(RecordAlarms[i], DateTime.Now);
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OnAlarm_Remove(RecordAlarms[i]);
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RecordAlarms.RemoveAt(i);
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}
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}
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return true;
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}
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else
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{
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// 全都复位
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for (int i = RecordAlarms.Count - 1; i >= 0; i--)
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{
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SaveAlarmRecordWhenFinish(RecordAlarms[i], DateTime.Now);
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OnAlarm_Remove(RecordAlarms[i]);
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RecordAlarms.RemoveAt(i);
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}
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return false;
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}
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}
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/// <summary>
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/// 触发新增报警事件
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/// </summary>
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/// <param name="args"></param>
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private void OnAlarm_New(RecordAlarmDataArgs args)
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{
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// 以线程安全的方式引发事件
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var temp = PLCAlarm_New;
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temp?.Invoke(this, args);
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}
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/// <summary>
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/// 触发报警复位事件
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/// </summary>
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/// <param name="args"></param>
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private void OnAlarm_Remove(RecordAlarmDataArgs args)
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{
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// 以线程安全的方式引发事件
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var temp = PLCAlarm_Remove;
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temp?.Invoke(this, args);
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}
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#region 保存报警记录
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/// <summary>
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/// 当报警消除的时候记录已消除的报警
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/// </summary>
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/// <param name="alrmData">报警数据</param>
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/// <param name="endTime">结束时间</param>
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private void SaveAlarmRecordWhenFinish(RecordAlarmDataArgs alrmData, DateTime endTime)
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{
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if (recordType != RecordType.RecordWhenFinish)
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return;
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string start = alrmData.StartTime.ToString("HH:mm:ss");
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string end = endTime.ToString("HH:mm:ss");
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string totaltime = (endTime - alrmData.StartTime).TotalMinutes.ToString("f2");
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if (!Directory.Exists(alarmRecordPath))
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{
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Directory.CreateDirectory(alarmRecordPath);
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}
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try
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{
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string filePath = Path.Combine(alarmRecordPath, DateTime.Now.ToString("yyyy-MM-dd") + ".csv");
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if (!File.Exists(filePath))
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{
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using (StreamWriter sw = new StreamWriter(filePath))
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{
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sw.WriteLine("报警信息,报警代码,统计日期,开始时间,结束时间,消耗时间(min)");
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sw.WriteLine(alrmData.AlarmInfo + "," + alrmData.AlarmCode + "," + alrmData.AlarmDate + "," + start + "," + end + "," + totaltime);
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}
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}
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else
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{
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using (StreamWriter sw = new StreamWriter(filePath, true))
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{
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sw.WriteLine(alrmData.AlarmInfo + "," + alrmData.AlarmCode + "," + alrmData.AlarmDate + "," + start + "," + end + "," + totaltime);
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}
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}
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}
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catch (Exception ex)
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{
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LogHelper.Instance.WriteError(ex.Message);
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}
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}
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/// <summary>
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/// 当报警触发的时候记录报警
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/// </summary>
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/// <param name="alrmData">报警数据</param>
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private void SaveAlarmRecordWhenStart(RecordAlarmDataArgs alrmData)
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{
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if (recordType != RecordType.RecordWhenStart)
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return;
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string start = alrmData.StartTime.ToString("HH:mm:ss");
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if (!Directory.Exists(alarmRecordPath))
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{
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Directory.CreateDirectory(alarmRecordPath);
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}
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try
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{
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string filePath = Path.Combine(alarmRecordPath, DateTime.Now.ToString("yyyy-MM-dd") + ".csv");
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if (!File.Exists(filePath))
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{
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using (StreamWriter sw = new StreamWriter(filePath))
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{
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sw.WriteLine("报警信息,报警代码,统计日期,开始时间");
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sw.WriteLine(alrmData.AlarmInfo + "," + alrmData.AlarmCode + "," + alrmData.AlarmDate + "," + start);
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}
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}
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else
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{
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using (StreamWriter sw = new StreamWriter(filePath, true))
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{
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sw.WriteLine(alrmData.AlarmInfo + "," + alrmData.AlarmCode + "," + alrmData.AlarmDate + "," + start);
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}
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}
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}
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catch (Exception ex)
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{
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LogHelper.Instance.WriteError(ex.Message);
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}
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}
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#endregion
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}
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}
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