public async Task UpdateZoneStatusAsync(string subName, string zoneName, bool status)
{
await lazyLoadStatusAsync();
var key = subName + "." + zoneName;
var changed = false;
try
{
changed = status != zoneStatus[key];
}
catch (KeyNotFoundException)
{
changed = true;
}
zoneStatus[key] = status;
if (changed)
{
var args = new ZoneStatusChangedEventArgs()
{
SubName = subName,
ZoneName = zoneName,
Status = status
};
OnZoneStatusChanged(args);
await storeStatusAsync();
}
}
protected virtual void OnZoneStatusChanged(ZoneStatusChangedEventArgs args)
{
log.LogDebug("Dispatch status change for {0}.{1}.",
args.SubName, args.ZoneName);
var handler = ZoneStatusChanged;
if (handler != null)
{
handler(this, args);
}
}