protected void AnalyzeSpaceStatusModelForOverstayViolation(SpaceStatusModel model)
{
// There is nothing to do if this event is not for occupied status
if ((model.BayOccupancyState == OccupancyState.Empty) || (model.BayOccupancyState == OccupancyState.NotAvailable) ||
(model.BayOccupancyState == OccupancyState.OutOfDate) || (model.BayOccupancyState == OccupancyState.Unknown))
{
return;
}
// Find the space asset associated with this data model. If the space is "inactive" (based on the "IsActive" column of "HousingMaster" table in database),
// then we will not consider the space to be in a violating state, because the sensor is effectively marked as bad/untrusted
SpaceAsset spcAsset = GetSpaceAsset(model.MeterID, model.BayID);
if (spcAsset != null)
{
// Nothing more to do if the space isn't active
if (spcAsset.IsActive == false)
{
return;
}
}
// Resolve the associated area for the meter
int areaID = ResolveAreaIDForMeterID(model.MeterID);
// Try to obtain the regulated hours applicable to this meter
RegulatedHoursGroup regulatedHours = RegulatedHoursGroupRepository.Repository.GetBestGroupForMeter(this._CustomerConfig.CustomerId, areaID, model.MeterID);
// If no regulated hour defintions came back, then we are unable to calculate any overstay violation, so just exit
if ((regulatedHours == null) || (regulatedHours.Details == null) || (regulatedHours.Details.Count == 0))
{
return;
}
DateTime NowAtDestination = Convert.ToDateTime(this._CustomerConfig.DestinationTimeZoneDisplayName);
DateTime ruleStart = DateTime.MinValue;
DateTime ruleEnd = DateTime.MinValue;
TimeSlot OccupiedSegment = new TimeSlot(model.BayVehicleSensingTimestamp, NowAtDestination);
// We need to check if this single occupancy event is an overstay violation for multiple rules, or even for more than one day, etc.
while (OccupiedSegment.Start < NowAtDestination)
{
// Determine the day of week that is involved
int dayOfWeek = (int)OccupiedSegment.Start.DayOfWeek;
// Loop through the daily rules and see which ones overlap with our occupied period
foreach (RegulatedHoursDetail detail in regulatedHours.Details)
{
// Skip this one if its for a different day of the week
if (detail.DayOfWeek != dayOfWeek)
{
continue;
}
// Determine if the occupied timeslot overlaps with the rule's timeslot
ruleStart = new DateTime(OccupiedSegment.Start.Year, OccupiedSegment.Start.Month, OccupiedSegment.Start.Day, detail.StartTime.Hour, detail.StartTime.Minute, 0);
ruleEnd = new DateTime(OccupiedSegment.Start.Year, OccupiedSegment.Start.Month, OccupiedSegment.Start.Day, detail.EndTime.Hour, detail.EndTime.Minute, 59);
TimeSlot RuleSegment = new TimeSlot(ruleStart, ruleEnd);
// We only care about this overlapping rule if the MaxStayMinutes is greater than zero (zero or less means there is no MaxStay that is enforced),
// or if it's explicitly set as a "No Parking" regulation
if ((RuleSegment.OverlapsWith(OccupiedSegment) == true) &&
((detail.MaxStayMinutes > 0) || (string.Compare(detail.Type, "No Parking", true) == 0))
)
{
// Normally we will use the verbatim value of the max stay minutes, but if its a "No Parking", we will always take that to mean 0 minutes is the actual max
int timeLimitMinutes = detail.MaxStayMinutes;
if (string.Compare(detail.Type, "No Parking", true) == 0)
{
timeLimitMinutes = 0;
}
// Get the intersection of the overlaps so we know how long the vehicle has been occupied during this rule
TimeSlot OccupiedIntersection = RuleSegment.GetIntersection(OccupiedSegment);
// Determine if the vehicle has been occupied during this rule segment in excess of the MaxStayMinutes
if (OccupiedIntersection != null)
{
if (OccupiedIntersection.Duration.TotalMinutes >= timeLimitMinutes)
{
// We will check to see if this violated regulated period matches the current regulated period.
// But since it could be occupied for a long time, we must also check the current date, in addition to day of week and time of day!
bool currDetailMatchesCurrentRegulatedPeriod = false;
DateTime TodayAtDestination = Convert.ToDateTime(this._CustomerConfig.DestinationTimeZoneDisplayName); //UtilityClasses.TimeZoneInfo.ConvertTimeZoneToTimeZone(DateTime.Now, this._CustomerConfig.ServerTimeZone, this._CustomerConfig.CustomerTimeZone).Date;
if (OccupiedSegment.Start >= TodayAtDestination)
{
if (model.ActiveRegulationPeriod != null)
{
RegulatedHoursDetailLogicalComparer comparer = new RegulatedHoursDetailLogicalComparer();
currDetailMatchesCurrentRegulatedPeriod = (comparer.Compare(model.ActiveRegulationPeriod, detail) == 0);
}
}
// Create a new Overstay Vio Info object and add to the overall list of violations
OverstayViolationInfo overstay = new OverstayViolationInfo();
overstay.IsForCurrentRegulationPeriod = currDetailMatchesCurrentRegulatedPeriod;
overstay.Regulation_Date = new DateTime(OccupiedSegment.Start.Year, OccupiedSegment.Start.Month, OccupiedSegment.Start.Day);
overstay.Regulation_DayOfWeek = detail.DayOfWeek;
overstay.Regulation_EndTime = detail.EndTime;
overstay.Regulation_MaxStayMinutes = detail.MaxStayMinutes; // Instead of using our calculated time limit, we will record the configured max stay minutes here, because it will be displayed
overstay.Regulation_StartTime = detail.StartTime;
overstay.Regulation_Type = detail.Type;
overstay.DateTime_StartOfOverstayViolation = new DateTime(OccupiedIntersection.Start.Ticks).AddMinutes(timeLimitMinutes);
overstay.DurationOfTimeBeyondStayLimits = new TimeSpan(OccupiedIntersection.Duration.Ticks).Add(new TimeSpan(0, (-1) * timeLimitMinutes, 0));
// Add this overstay info to the model's list
model.AllOverstayViolations.Add(overstay);
// If its also for the current regulation period, retain a reference to it
if (overstay.IsForCurrentRegulationPeriod == true)
{
model.CurrentOverstayViolation = overstay;
}
// Mark as "Overstay Violation" status if we have a current overstay violation. Otherwise mark
// as "Discretionary" because there is an overstay violation, but not for the current enforcement period
if (model.CurrentOverstayViolation != null)
{
model.BayEnforcementState = EnforcementState.OverstayViolation;
}
else
{
model.BayEnforcementState = EnforcementState.Discretionary;
}
}
}
}
}
// Rules for current day of week have been processed. So now we will advance to beginning of next day and see if there are more violations that we will use
// to add accumulated time in violation state...
OccupiedSegment = new TimeSlot(new DateTime(OccupiedSegment.Start.Year, OccupiedSegment.Start.Month, OccupiedSegment.Start.Day).AddDays(1),
NowAtDestination);
}
}
