/// <summary>
/// Copy constructor
/// </summary>
/// <param name="that"></param>
public AlarmInfoViewModelBase(AlarmInfoViewModelBase that)
{
_alarmIsActive = that._alarmIsActive;
_alarmIsUnacked = that._alarmIsUnacked;
_occurrenceTime = that._occurrenceTime;
_timeLastActive = that._timeLastActive;
_tag = that._tag;
_propertyPath = that._propertyPath;
_desc = that._desc;
_area = that._area;
_originalAlarmCondition = that._originalAlarmCondition;
_currentAlarmCondition = that._currentAlarmCondition;
_alarmConditionType = that._alarmConditionType;
_categoryId = that._categoryId;
_priority = that._priority;
_textMessage = that._textMessage;
_currentValue = that._currentValue;
_currentValueText = that._currentValueText;
_tripValue = that._tripValue;
_tripValueText = that._tripValueText;
EventId = that.EventId;
OriginalEventMessage = that.OriginalEventMessage;
_eu = that._eu;
_isDigital = that._isDigital;
_tripValue = that._tripValue;
_tripValueText = that._tripValueText;
AlarmConditionChanged = that.AlarmConditionChanged;
UnackedChanged = that.UnackedChanged;
}
/// <summary>
/// Returns new AlarmInfoViewModels or null.
/// </summary>
/// <param name="eventSourceModel"></param>
/// <param name="eventMessage"></param>
/// <param name="logger"></param>
/// <returns></returns>
public static Task <IEnumerable <AlarmInfoViewModelBase>?> ProcessEventMessage(Ssz.Utils.EventSourceModel.EventSourceModel eventSourceModel,
EventMessage eventMessage, ILogger?logger = null)
{
try
{
if (eventMessage.EventType != EventType.EclipsedAlarm && eventMessage.EventType != EventType.SimpleAlarm)
{
return(Task.FromResult((IEnumerable <AlarmInfoViewModelBase>?)null));
}
if (eventMessage.EventId is null ||
eventMessage.EventId.Conditions is null ||
eventMessage.EventId.Conditions.Count == 0 ||
eventMessage.EventId.SourceElementId == @"" ||
eventMessage.AlarmMessageData is null ||
!eventMessage.AlarmMessageData.TimeLastActive.HasValue ||
eventMessage.EventId.SourceElementId == @"")
{
if (logger is not null && logger.IsEnabled(LogLevel.Debug))
{
logger.LogDebug("Invalid message ignored: VarName=" + eventMessage.EventId?.SourceElementId +
";OccurrenceTime=" + eventMessage.OccurrenceTimeUtc +
";TextMessage=" + eventMessage.TextMessage +
";OccurrenceId=" + eventMessage.EventId?.OccurrenceId);
}
return(Task.FromResult((IEnumerable <AlarmInfoViewModelBase>?)null));
}
if (logger is not null && logger.IsEnabled(LogLevel.Debug))
{
logger.LogDebug("Valid message received: VarName=" + eventMessage.EventId.SourceElementId +
";Condition=" + eventMessage.EventId.Conditions[0].LocalId +
";Active=" + eventMessage.AlarmMessageData.AlarmState.HasFlag(AlarmState.Active) +
";Unacked=" + eventMessage.AlarmMessageData.AlarmState.HasFlag(AlarmState.Unacked) +
";OccurrenceTime=" + eventMessage.OccurrenceTimeUtc +
";TimeLastActive=" + eventMessage.AlarmMessageData.TimeLastActive.Value +
";TextMessage=" + eventMessage.TextMessage +
";OccurrenceId=" + eventMessage.EventId.OccurrenceId);
}
string textMessage = eventMessage.TextMessage;
string tag = eventMessage.EventId?.SourceElementId ?? "";
string desc = "";
string area = "";
string level = "";
string eu = "";
AlarmCondition condition;
bool isDigital = false;
bool active = eventMessage.AlarmMessageData.AlarmState.HasFlag(AlarmState.Active);
bool unacked = eventMessage.AlarmMessageData.AlarmState.HasFlag(AlarmState.Unacked);
uint categoryId = eventMessage.CategoryId;
uint priority = eventMessage.Priority;
bool alarmConditionChanged = false;
bool unackedChanged = false;
switch (eventMessage.EventId?.Conditions[0].LocalId)
{
case "PVLL":
case "LL":
condition = AlarmCondition.LowLow;
categoryId = 2;
break;
case "PVLO":
case "LO":
case "L":
condition = AlarmCondition.Low;
categoryId = 1;
break;
case "None":
condition = AlarmCondition.None;
break;
case "PVHI":
case "HI":
case "H":
condition = AlarmCondition.High;
categoryId = 1;
break;
case "HH":
case "PVHH":
condition = AlarmCondition.HighHigh;
categoryId = 2;
break;
case "PositiveRate":
condition = AlarmCondition.PositiveRate;
break;
case "NegativeRate":
condition = AlarmCondition.NegativeRate;
break;
case "AlarmByChngPosLo":
condition = AlarmCondition.ChangeOfState;
isDigital = true;
break;
case "AlarmByChngPosLoLo":
condition = AlarmCondition.ChangeOfState;
isDigital = true;
break;
case "AlarmByChngPosHi":
condition = AlarmCondition.ChangeOfState;
isDigital = true;
break;
case "AlarmByChngPosHiHi":
condition = AlarmCondition.ChangeOfState;
isDigital = true;
break;
case "AlarmByPos_LoLo":
condition = AlarmCondition.OffNormal;
isDigital = true;
break;
case "AlarmByPos_Low":
condition = AlarmCondition.OffNormal;
isDigital = true;
break;
case "AlarmByPos_High":
condition = AlarmCondition.OffNormal;
isDigital = true;
break;
case "AlarmByPos_HiHi":
condition = AlarmCondition.OffNormal;
isDigital = true;
break;
default:
condition = AlarmCondition.Other;
categoryId = 1;
break;
}
EventSourceObject eventSourceObject = eventSourceModel.GetOrCreateEventSourceObject(tag, area);
if (condition != AlarmCondition.None)
{
bool changed = eventSourceModel.ProcessEventSourceObject(eventSourceObject, condition, categoryId,
active, unacked, eventMessage.OccurrenceTimeUtc, out alarmConditionChanged, out unackedChanged);
if (!changed)
{
return(Task.FromResult((IEnumerable <AlarmInfoViewModelBase>?)null));
}
}
else
{
alarmConditionChanged = (eventMessage.AlarmMessageData.AlarmStateChange & AlarmStateChangeCodes.Active) != 0;
unackedChanged = (eventMessage.AlarmMessageData.AlarmStateChange & AlarmStateChangeCodes.Acknowledge) != 0;
}
ConditionState?conditionState;
if (condition != AlarmCondition.None)
{
eventSourceObject.AlarmConditions.TryGetValue(condition, out conditionState);
}
else
{
conditionState = eventSourceObject.NormalCondition;
}
double tripValue = new Any(level).ValueAsDouble(false);
string tripValueText = level + @" " + eu;
var alarmInfoViewModel = new AlarmInfoViewModelBase
{
AlarmIsActive = active,
AlarmIsUnacked = unacked,
OccurrenceTime = eventMessage.OccurrenceTimeUtc,
TimeLastActive = eventMessage.AlarmMessageData.TimeLastActive.Value,
Tag = tag,
Desc = desc,
TripValue = tripValue,
TripValueText = tripValueText,
Area = area,
CurrentAlarmCondition = condition,
IsDigital = isDigital,
CategoryId = categoryId,
Priority = priority,
EventId = eventMessage.EventId,
TextMessage = desc, // eventMessage.TextMessage contains XML
OriginalEventMessage = eventMessage,
AlarmConditionChanged = alarmConditionChanged,
UnackedChanged = unackedChanged
};
if (conditionState is not null)
{
conditionState.LastAlarmInfoViewModel = alarmInfoViewModel;
}
return(Task.FromResult((IEnumerable <AlarmInfoViewModelBase>?) new[] { alarmInfoViewModel }));
}
catch (Exception ex)
{
if (logger is not null)
{
logger.LogError(ex, "DeltaSimHelper::ProcessEventMessage method error.");
}
}
return(Task.FromResult((IEnumerable <AlarmInfoViewModelBase>?)null));
}
