57 lines
2.1 KiB
C#
57 lines
2.1 KiB
C#
using System.Linq;
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using UIShare.UIViewModel;
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namespace UIShare.GlobalVariable
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{
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/// <summary>
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/// 值限制报警检查辅助类：供各广播器在采样到信号值时统一判断是否超限。
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/// </summary>
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public static class ValueLimitAlarmHelper
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{
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/// <summary>
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/// 根据指定作用域的 ValueLimitList 检查当前值是否超限，并更新报警状态。
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/// </summary>
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/// <param name="scope">作用域名称</param>
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/// <param name="fingerprint">硬件指纹</param>
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/// <param name="methodName">方法名/信号标识</param>
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/// <param name="value">当前采样值</param>
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/// <param name="globalInfo">全局信息</param>
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public static string CheckAlarm(string scope, string fingerprint, string methodName, double value, GlobalInfo globalInfo)
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{
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if (globalInfo?.ConfigDic == null) return "";
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if (!globalInfo.ConfigDic.TryGetValue(scope, out var systemConfig)) return "";
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if (systemConfig.ValueLimitList == null) return "";
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var limit = systemConfig.ValueLimitList.FirstOrDefault(x =>
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x.Fingerprint == fingerprint && x.MethodName == methodName);
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if (limit == null) return "";
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if (value > limit.UpperExtreme)
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{
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limit.IsAlarm = true;
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limit.AlarmSatus = AlarmStatus.超上极限;
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}
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else if (value < limit.LowerExtreme)
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{
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limit.IsAlarm = true;
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limit.AlarmSatus = AlarmStatus.超下极限;
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}
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else if (value > limit.Upper)
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{
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limit.IsAlarm = true;
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limit.AlarmSatus = AlarmStatus.超上限;
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}
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else if (value < limit.Lower)
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{
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limit.IsAlarm = true;
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limit.AlarmSatus = AlarmStatus.超下限;
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}
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else
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{
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limit.IsAlarm = false;
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limit.AlarmSatus = AlarmStatus.未报警;
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}
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return limit.AlarmSatus.ToString();
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}
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}
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}
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