internal static void UpdateAlarmToday(ref Alarm_TodayModel alarmTodayModel, List <Alarm_TodayModel> alarmTodayModels, RealDataModel realDataModel,
AnalogPointModel analogPointModel,
Func <PointState, bool> isAlarmState)
{
if (alarmTodayModel == null)
{
NewAlarmAndSaveDatabase(out alarmTodayModel, alarmTodayModels, realDataModel, analogPointModel, isAlarmState);
}
else
{
alarmTodayModel.EndTime = realDataModel.RealDate;
if (alarmTodayModel.IsRequireNew(realDataModel))
{
// 有新的记录, 把老记录状态置1
alarmTodayModel.State = 1;
}
var realValue = realDataModel.RealValue.Value <float>();
if (realValue > alarmTodayModel.AlarmValue &&
!alarmTodayModel.IsRequireNew(realDataModel))
{
// 没有新记录情况下, 把报警值设置为最大值.
alarmTodayModel.AlarmValue = realValue;
}
if (isAlarmState((PointState)alarmTodayModel.AlarmState) &&
(alarmTodayModel.IsTimeToSave(realDataModel) || alarmTodayModel.IsRequireNew(realDataModel)))
{
// 报警情况下, 写入数据库.
var newM = alarmTodayModel.DeepClone();
Alarm_TodayModel existM;
if ((existM = alarmTodayModels.FirstOrDefault(o => o.PointID == newM.PointID && o.StartTime == newM.StartTime && o.AlarmState == newM.AlarmState)) != null)
{
existM.State = newM.State;
existM.AlarmValue = newM.AlarmValue;
existM.EndTime = newM.EndTime;
existM.SpanTime = (int)newM.EndTime.Subtract(newM.StartTime).TotalSeconds;
}
else
{
alarmTodayModels.Add(alarmTodayModel.DeepClone());
}
}
if (alarmTodayModel.IsRequireNew(realDataModel))
{
// 有新记录.
NewAlarmAndSaveDatabase(out alarmTodayModel, alarmTodayModels, realDataModel, analogPointModel, isAlarmState);
}
}
}
private static void NewAlarmAndSaveDatabase(out Alarm_TodayModel alarmTodayModel, List <Alarm_TodayModel> alarmTodayModels,
RealDataModel realDataModel, AnalogPointModel analogPointModel, Func <PointState, bool> isAlarmState)
{
// 需要新增加一条数据.
alarmTodayModel = NewAlarmTodayModel(realDataModel, analogPointModel);
var newStartTime = alarmTodayModel.StartTime;
var valueState = alarmTodayModel.AlarmState;
var existSameStartTime = alarmTodayModels.Find(o => newStartTime.Subtract(o.StartTime).TotalSeconds < 1 &&
o.AlarmState == valueState);
if (existSameStartTime != null)
{
// 只有当开始时间和结束时间不一致的时候, 排除初始化出现主键冲突问题.
alarmTodayModels.Remove(existSameStartTime);
LogD.Warn($"分站{alarmTodayModel.PointID} 状态{existSameStartTime.AlarmState}出现一秒内多次状态报警状态改变, 会发生主键冲突.");
}
if (isAlarmState((PointState)alarmTodayModel.AlarmState))
{
alarmTodayModels.Add(alarmTodayModel.DeepClone()); // 直接写入数据库
}
}