395 lines
16 KiB
C#
395 lines
16 KiB
C#
using Aitex.Common.Util;
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using Aitex.Core.Common.DeviceData;
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using Aitex.Core.RT.DataCenter;
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using Aitex.Core.RT.Device;
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using Aitex.Core.RT.IOCore;
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using Aitex.Core.RT.Log;
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using Aitex.Core.RT.OperationCenter;
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using Aitex.Core.Util;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.IO;
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using System.Text.RegularExpressions;
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using System.Xml;
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namespace MECF.Framework.Common.Device.Bases
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{
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/// <summary>
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/// 信号塔对象。
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/// </summary>
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public class SignalTowerBase : BaseDevice, IDevice
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{
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#region Variables
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/// <summary>
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/// 是否关闭蜂鸣器输出。
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/// <value>True：蜂鸣器被手动关闭，满足事件条件也不要打开蜂鸣器。</value>
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/// <value>False：根据当前系统状态和配置事件自动输出蜂鸣器状态。</value>
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/// </summary>
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private bool _switchBuzzerOff;
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/// <summary>
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/// 信号塔事件字典，从配置文件中读取。
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/// </summary>
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private Dictionary<string, List<SignalTowerPartAction>> _signalTowerEvent;
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/// <summary>
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/// 信号塔中组件字典。
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/// </summary>
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private readonly Dictionary<LightType, SignalTowerPartBase> _dicSignalParts;
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/// <summary>
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/// 信号塔组件动作字典。
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/// </summary>
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private readonly Dictionary<LightType, SignalTowerPartAction> _dicMergedActions;
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#endregion
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#region Constructors
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/// <summary>
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/// 构建信号塔对象的实例。
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/// </summary>
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/// <param name="module">当前模组名称。</param>
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/// <param name="node">设备配置文件。</param>
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/// <param name="ioModule">所属Module的名称。</param>
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public SignalTowerBase(string module, XmlElement node, string ioModule = "")
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: base(module, node, ioModule)
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{
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_dicSignalParts = new Dictionary<LightType, SignalTowerPartBase>();
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_dicMergedActions = new Dictionary<LightType, SignalTowerPartAction>();
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var doRedLight = ParseDoNode("doRed", node, ioModule);
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var doYellowLight = ParseDoNode("doYellow", node, ioModule);
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var doGreenLight = ParseDoNode("doGreen", node, ioModule);
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var doBlueLight = ParseDoNode("doBlue", node, ioModule);
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var doWhiteLight = ParseDoNode("doWhite", node, ioModule);
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var doBuzzer = ParseDoNode("doBuzzer", node, ioModule);
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var doBuzzer1 = ParseDoNode("doBuzzer1", node, ioModule);
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var doBuzzer2 = ParseDoNode("doBuzzer2", node, ioModule);
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var doBuzzer3 = ParseDoNode("doBuzzer3", node, ioModule);
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var doBuzzer4 = ParseDoNode("doBuzzer4", node, ioModule);
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var doBuzzer5 = ParseDoNode("doBuzzer5", node, ioModule);
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var aoBuzzerBlinkFreq = ParseAoNode("aoBuzzerBlinkFreq", node, ioModule);
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var eventFile = node.GetAttribute("eventFile");
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// 红、黄、绿、蜂鸣器是必须定义的元件。
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Debug.Assert(doRedLight != null, "DO RedLight is not valid");
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Debug.Assert(doYellowLight != null, "DO RedLight is not valid");
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Debug.Assert(doGreenLight != null, "DO RedLight is not valid");
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Debug.Assert(doBuzzer != null, "DO RedLight is not valid");
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// 创建三色灯控制元件。
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CreateSignalPart(LightType.Red, doRedLight);
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CreateSignalPart(LightType.Yellow, doYellowLight);
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CreateSignalPart(LightType.Green, doGreenLight);
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CreateSignalPart(LightType.Blue, doBlueLight);
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CreateSignalPart(LightType.White, doWhiteLight);
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CreateSignalPart(LightType.Buzzer, doBuzzer, aoBuzzerBlinkFreq);
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CreateSignalPart(LightType.Buzzer1, doBuzzer1);
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CreateSignalPart(LightType.Buzzer2, doBuzzer2);
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CreateSignalPart(LightType.Buzzer3, doBuzzer3);
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CreateSignalPart(LightType.Buzzer4, doBuzzer4);
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CreateSignalPart(LightType.Buzzer5, doBuzzer5);
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//解析三色灯Event
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ParseSignalTowerEvent(eventFile);
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}
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#endregion
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#region Properties
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/// <summary>
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/// 返回信号塔当前状态数据集。
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/// <remarks>该属性用于RT到UI间的数据传递。</remarks>
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/// </summary>
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public AITSignalTowerData DeviceData => new AITSignalTowerData
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{
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DeviceName = Name,
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DeviceSchematicId = DeviceID,
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DisplayName = Display,
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IsGreenLightOn = GetSignalTowerPartValue(LightType.Green),
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IsRedLightOn = GetSignalTowerPartValue(LightType.Red),
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IsYellowLightOn = GetSignalTowerPartValue(LightType.Yellow),
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IsBlueLightOn = GetSignalTowerPartValue(LightType.Blue),
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IsWhiteLightOn = GetSignalTowerPartValue(LightType.White),
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IsBuzzerOn = GetSignalTowerPartValue(LightType.Buzzer),
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IsBuzzer1On = GetSignalTowerPartValue(LightType.Buzzer1),
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IsBuzzer2On = GetSignalTowerPartValue(LightType.Buzzer2),
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IsBuzzer3On = GetSignalTowerPartValue(LightType.Buzzer3),
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IsBuzzer4On = GetSignalTowerPartValue(LightType.Buzzer4),
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IsBuzzer5On = GetSignalTowerPartValue(LightType.Buzzer5),
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};
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#endregion
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#region Methods
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/// <summary>
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/// 创建一个信号塔元件，并添加到字典中。
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/// </summary>
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/// <param name="light">信号塔元件类型，请参考<see cref="LightType"/>。</param>
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/// <param name="doSw">控制元件开关的DO。</param>
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/// <param name="aoBlinkFreq">控制Blink频率的AO。</param>
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private void CreateSignalPart(LightType light, DOAccessor doSw, AOAccessor aoBlinkFreq = null)
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{
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if (doSw != null)
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_dicSignalParts.Add(light, new SignalTowerPartBase(light, doSw, aoBlinkFreq));
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}
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private bool ParseSignalTowerEvent(string fileName)
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{
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try
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{
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var cFileName = PathManager.GetCfgDir() + fileName;
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if (!File.Exists(cFileName))
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{
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LOG.Error($"Unable to find signal tower events config file {cFileName}.");
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return false;
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}
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var stEvents = CustomXmlSerializer.Deserialize<STEvents>(new FileInfo(cFileName));
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_signalTowerEvent = new Dictionary<string, List<SignalTowerPartAction>>();
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// Blinking配置字符串规则：
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// 1、Blinking
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// 2、Blinking,---..
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// 3、Blinking,0.5
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// 在线校验：https://regex101.com/r/CescBw/1
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var regxBlinkPatternString =
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new Regex(
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@"^(([bB]linking){1}(,{1})(?(2)([-\.]+)$))|(([bB]linking){1}(,{1})(?(6)(\d+\.?\d*)$))|([bB]linking){1}$");
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foreach (var stEvent in stEvents.Events)
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{
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if (!_signalTowerEvent.ContainsKey(stEvent.Name))
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{
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_signalTowerEvent[stEvent.Name] = new List<SignalTowerPartAction>();
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foreach (LightType type in Enum.GetValues(typeof(LightType)))
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{
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if (!_dicSignalParts.ContainsKey(type))
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continue;
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var obj = stEvent.GetType().GetProperty(type.ToString())?.GetValue(stEvent);
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if (obj != null)
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{
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TowerLightStatus status = TowerLightStatus.Unknown;
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STBlinkPattern blinkPattern = null;
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var str = obj.ToString().ToLower();
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if (str.Contains("on"))
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{
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status = TowerLightStatus.On;
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}
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else if (str.Contains("off"))
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{
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status = TowerLightStatus.Off;
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}
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else if (str.Contains("warning"))
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{
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status = TowerLightStatus.Warning;
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blinkPattern = STBlinkPattern.GetSlowBlinkPattern();
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}
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else if (str.Contains("alarm"))
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{
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status = TowerLightStatus.Alarm;
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blinkPattern = STBlinkPattern.GetFastBlinkPattern();
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}
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else if(str.StartsWith(TowerLightStatus.Blinking.ToString().ToLower()))
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{
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// 如果配置为闪烁方式，检查配置中是否包含BlinkPattern字串
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var matches = regxBlinkPatternString.Match(str);
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if (matches.Success)
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{
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if (matches.Groups[9].Success) // Blinking
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blinkPattern = STBlinkPattern.GetSlowBlinkPattern();
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else if (matches.Groups[6].Success) // Blinking,00.0
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blinkPattern = STBlinkPattern.ParseSTEvent(matches.Groups[8].Value);
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else if (matches.Groups[2].Success) // Blinking,--.-
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blinkPattern = STBlinkPattern.ParseSTEvent(matches.Groups[4].Value);
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else
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blinkPattern = STBlinkPattern.GetFastBlinkPattern();
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}
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status = TowerLightStatus.Blinking;
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}
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_signalTowerEvent[stEvent.Name].Add(new SignalTowerPartAction(type, status, blinkPattern));
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}
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}
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}
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}
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return true;
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}
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catch (Exception ex)
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{
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LOG.Error(ex.ToString());
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return false;
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}
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}
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/// <summary>
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/// 初始化信号塔对象实例。
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/// </summary>
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/// <remarks>
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/// 注册SwitchOffBuzzer操作和DeviceData数据。
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/// </remarks>
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/// <returns></returns>
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public bool Initialize()
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{
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OP.Subscribe($"{Module}.{Name}.{AITSignalTowerOperation.SwitchOffBuzzer}", SwitchOffBuzzer);
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DATA.Subscribe(Module + "." + Name + ".DeviceData", () => DeviceData);
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return true;
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}
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/// <summary>
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/// 复位信号塔状态及其各个组件。
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/// </summary>
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public void Reset()
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{
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_switchBuzzerOff = false;
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foreach (var light in _dicSignalParts.Values)
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light.Reset();
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}
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/// <summary>
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/// 终止信号塔对象实例。
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/// </summary>
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public void Terminate()
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{
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foreach (var light in _dicSignalParts.Values)
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light.Terminate();
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}
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/// <summary>
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/// 周期性扫描信号塔以执行后台任务。
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/// </summary>
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public void Monitor()
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{
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_dicMergedActions.Clear();
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// 遍历所有注册的事件，决定信号塔各元件的输出状态。
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foreach (var signalEvent in _signalTowerEvent)
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{
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var obj = DATA.Poll(signalEvent.Key);
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if (obj is not true)
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continue;
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foreach (var action in signalEvent.Value)
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{
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_dicMergedActions.TryGetValue(action.Light, out var oldAction);
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var mergeAction = MergeAction(oldAction, action);
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// 蜂鸣器被关闭
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if (action.Light == LightType.Buzzer && _switchBuzzerOff)
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mergeAction.Status = TowerLightStatus.Off;
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if (oldAction == null)
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_dicMergedActions.Add(action.Light, mergeAction);
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else
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_dicMergedActions[action.Light] = mergeAction;
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}
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}
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// 设置信号塔每个组件的输出。
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foreach (var action in _dicMergedActions)
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_dicSignalParts[action.Key].SetValue(action.Value.Status, action.Value.BlinkPattern);
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// 扫描信号塔组件状态
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foreach (var light in _dicSignalParts.Values)
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light?.Monitor();
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}
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/// <summary>
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/// 以指定的模式闪烁指定的信号塔元件。
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/// </summary>
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/// <param name="light">指定的信号塔元件。</param>
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/// <param name="pattern">闪烁模式。</param>
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/// <returns>True：启动闪烁成功；False：启动闪烁失败。</returns>
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public bool Blink(LightType light, STBlinkPattern pattern)
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{
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if (pattern == null)
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{
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LOG.Error($"{light} Blink Pattern can not be null");
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return false;
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}
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if (_dicSignalParts.TryGetValue(light, out var lightInstance))
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{
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lightInstance.SetValue(TowerLightStatus.Blinking, pattern);
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return true;
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}
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LOG.Error($"{light} Unable to find this part of signal tower, check configuration");
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return false;
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}
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/// <summary>
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/// 打开或关闭蜂鸣器。
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/// </summary>
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/// <param name="isOff"></param>
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/// <returns></returns>
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public bool SwitchOffBuzzer(bool isOff)
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{
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_switchBuzzerOff = isOff;
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return true;
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}
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/// <summary>
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/// 关闭蜂鸣器。
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/// </summary>
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/// <param name="arg1"></param>
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/// <param name="arg2"></param>
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/// <returns></returns>
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private bool SwitchOffBuzzer(string arg1, object[] arg2)
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{
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_switchBuzzerOff = true;
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return true;
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}
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/// <summary>
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/// 合并信号事件。
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/// <remarks>
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/// 根据<see cref="SignalTowerPartAction.Status"/>的优先级决定执行的动作。
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/// <br/>
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/// 此属性的数值越小，表示优先级越高。
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/// </remarks>
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/// </summary>
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/// <param name="currentAction">当前输出状态。</param>
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/// <param name="nextAction">期望的输出状态。</param>
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/// <returns>合并后的信号灯输出状态。</returns>
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private SignalTowerPartAction MergeAction(SignalTowerPartAction currentAction, SignalTowerPartAction nextAction)
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{
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if (currentAction == null)
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return nextAction;
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if (nextAction == null)
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return currentAction;
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return (int)currentAction.Status < (int)nextAction.Status ? currentAction : nextAction;
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}
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/// <summary>
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/// 获取指定信号塔元件的输出状态。
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/// </summary>
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/// <param name="light"></param>
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/// <returns></returns>
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private bool GetSignalTowerPartValue(LightType light)
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{
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if (_dicSignalParts.TryGetValue(light, out var part))
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return part.GetValue();
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return false;
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}
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#endregion
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}
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}
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