public LocationAlarmInformation GetLocationAlarmByArgs(AlarmSearchArg arg)
{
if (allLocationAlarmHistory == null)
{
RefreshAlarmBuffer();
}
LocationAlarmInformation locationAlarm = new LocationAlarmInformation();
List <T_LocationAlarm> alarmsTemp = TryGetAllLocationAlarms(arg);
if (alarmsTemp == null || alarmsTemp.Count == 0)
{
return(new LocationAlarmInformation());
}
alarmsTemp.Sort();
LocationAlarmInformation devAlarmInfo = GetLocationAlarmPage(arg, alarmsTemp);
return(locationAlarm);
}
/// <summary>
/// 定位告警历史，获取对应切页
/// </summary>
/// <param name="arg"></param>
/// <param name="list"></param>
/// <returns></returns>
public LocationAlarmInformation GetLocationAlarmPage(AlarmSearchArg arg, List <Location.TModel.Location.Alarm.LocationAlarm> list)
{
LocationAlarmInformation locationAlarmInfo = new LocationAlarmInformation();
if (list == null || list.Count == 0)
{
return(locationAlarmInfo);
}
locationAlarmInfo.locationAlarmList = new List <Location.TModel.Location.Alarm.LocationAlarm>();
var LocationAlarmlist = locationAlarmInfo.locationAlarmList;
if (list.Count == 0)
{
locationAlarmInfo.Total = 1;
}
else
{
if (arg.Page != null)
{
int maxPage = (int)Math.Ceiling((double)list.Count / (double)arg.Page.Size);
locationAlarmInfo.Total = maxPage;
if (arg.Page.Number > maxPage)
{
arg.Page.Number = maxPage - 1;
}
var queryData = list.Skip(arg.Page.Size * arg.Page.Number).Take(arg.Page.Size);
var resultList = queryData.ToList();
LocationAlarmlist.AddRange(resultList);
}
else
{
LocationAlarmlist.AddRange(list);
}
}
locationAlarmInfo.SetEmpty();
return(locationAlarmInfo);
}
