private void MergeHeaters(PowerZoneSaverInput input, EfContext c, Domain.PowerZone powerZone)
{
var heaterIdsToAdd = input.AffectedHeatersIds.ToHashSet();
var heatersToRemove = new List <Domain.Heater>();
foreach (var zoneHeater in powerZone.Heaters)
{
if (heaterIdsToAdd.Contains(zoneHeater.HeaterId))
{
heaterIdsToAdd.Remove(zoneHeater.HeaterId);
}
else
{
heatersToRemove.Add(zoneHeater);
}
}
foreach (var heaterToRemove in heatersToRemove)
{
heaterToRemove.PowerZone = null;
heaterToRemove.PowerZoneId = null;
powerZone.Heaters.Remove(heaterToRemove);
}
foreach (var heaterIdToAdd in heaterIdsToAdd)
{
var heaterToAdd = c.Heaters.Find(heaterIdToAdd);
heaterToAdd.PowerZone = powerZone;
powerZone.Heaters.Add(heaterToAdd);
}
}
public Domain.PowerZone Save(PowerZoneSaverInput input, Domain.Building building)
{
return(_dbExecutor.Query(c =>
{
c.Attach(building);
Domain.PowerZone powerZone = null;
if (input.PowerZoneId.HasValue)
{
powerZone = building.PowerZones.SingleOrDefault(z => z.PowerZoneId == input.PowerZoneId.Value);
}
if (powerZone == null)
{
powerZone = new Domain.PowerZone {
BuildingId = building.BuildingId
};
building.PowerZones.Add(powerZone);
}
powerZone.Name = input.Name;
powerZone.MaxUsage = input.PowerLimitValue;
powerZone.UsageUnit = input.PowerLimitUnit;
powerZone.RoundRobinIntervalMinutes = input.RoundRobinIntervalMinutes;
powerZone.SwitchDelayBetweenOutputsSeconds = input.SwitchDelay;
MergeHeaters(input, c, powerZone);
c.SaveChanges();
return powerZone;
}));
}