public async Task <HttpResponseMessage> GetLatestAlertHistoryAsync()
{
Func <Task <AlertHistoryResultsModel> > loadHistoryItems =
async() =>
{
// Dates are stored internally as UTC and marked as such.
// When parsed, they'll be made relative to the server's
// time zone. This is only in an issue on servers machines,
// not set to GMT.
DateTime currentTime = DateTime.UtcNow;
var historyItems = new List <AlertHistoryItemModel>();
var locationModels = new List <AlertHistoryLocationModel>();
var resultsModel = new AlertHistoryResultsModel();
IEnumerable <AlertHistoryItemModel> data =
await _alertsLogic.LoadLatestAlertHistoryAsync(
currentTime.Subtract(CautionAlertMaxDelta),
DISPLAYED_HISTORY_ITEMS);
if (data != null)
{
historyItems.AddRange(data);
//get alert history
List <DeviceModel> devices = await this.LoadAllDevicesAsync();
if (devices != null)
{
LocationJerkListModel locationJerkListModel = await _locationJerkLogic.GetLocationJerkListModel();
//DeviceListLocationsModel locationsModel = _deviceLogic.ExtractLocationsData(devices);
if (locationJerkListModel != null)
{
resultsModel.MaxLatitude = locationJerkListModel.MaximumLatitude;
resultsModel.MaxLongitude = locationJerkListModel.MaximumLongitude;
resultsModel.MinLatitude = locationJerkListModel.MinimumLatitude;
resultsModel.MinLongitude = locationJerkListModel.MinimumLongitude;
if (locationJerkListModel.LocationJerkList != null)
{
//Func<string, DateTime?> getStatusTime =
//_deviceTelemetryLogic.ProduceGetLatestDeviceAlertTime(historyItems);
foreach (LocationJerkModel locationModel in locationJerkListModel.LocationJerkList)
{
if ((locationModel == null) || (locationModel.Latitude == null) || (locationModel.Longitude == null) || (locationModel.DeviceList == null))
{
continue;
}
double maxJerk = GetMaximumJerkAtLocation(locationModel);
var alertHistoryLocationModel = new AlertHistoryLocationModel()
{
Latitude = (double)locationModel.Latitude,
Longitude = (double)locationModel.Longitude,
TotalDeviceCount = locationModel.DeviceList.Count(),
Status = locationModel.Status,
MaxJerk = maxJerk,
HighestJerks = GetHighestJerks(locationModel)
};
//DateTime? lastStatusTime = getStatusTime(locationModel.DeviceId);
//if (lastStatusTime.HasValue)
//{
// TimeSpan deltaTime = currentTime - lastStatusTime.Value;
// if (deltaTime < CriticalAlertMaxDelta)
// {
// deviceModel.Status = AlertHistoryDeviceStatus.Critical;
// }
// else if (deltaTime < CautionAlertMaxDelta)
// {
// deviceModel.Status = AlertHistoryDeviceStatus.Caution;
// }
//}
locationModels.Add(alertHistoryLocationModel);
}
}
}
}
}
resultsModel.Data = historyItems.Take(DISPLAYED_HISTORY_ITEMS).ToList();
resultsModel.JerkLocations = locationModels;
resultsModel.TotalAlertCount = historyItems.Count;
resultsModel.TotalFilteredCount = historyItems.Count;
return(resultsModel);
};
return(await GetServiceResponseAsync <AlertHistoryResultsModel>(loadHistoryItems, false));
}
public async Task <HttpResponseMessage> GetLatestAlertHistoryAsync()
{
Func <Task <AlertHistoryResultsModel> > loadHistoryItems =
async() =>
{
// Dates are stored internally as UTC and marked as such.
// When parsed, they'll be made relative to the server's
// time zone. This is only in an issue on servers machines,
// not set to GMT.
DateTime currentTime = DateTime.Now;
var historyItems = new List <AlertHistoryItemModel>();
var deviceModels = new List <AlertHistoryDeviceModel>();
var resultsModel = new AlertHistoryResultsModel();
IEnumerable <AlertHistoryItemModel> data =
await _alertsLogic.LoadLatestAlertHistoryAsync(
currentTime.Subtract(CautionAlertMaxDelta),
DISPLAYED_HISTORY_ITEMS);
if (data != null)
{
historyItems.AddRange(data);
List <dynamic> devices = await LoadAllDevicesAsync();
if (devices != null)
{
//Michael
var deviceStatusBYD = await _bydErrorLogic.GetLastErrorsAsync();
//End
DeviceListLocationsModel locationsModel = _deviceLogic.ExtractLocationsData(devices);
if (locationsModel != null)
{
resultsModel.MaxLatitude = locationsModel.MaximumLatitude;
resultsModel.MaxLongitude = locationsModel.MaximumLongitude;
resultsModel.MinLatitude = locationsModel.MinimumLatitude;
resultsModel.MinLongitude = locationsModel.MinimumLongitude;
if (locationsModel.DeviceLocationList != null)
{
Func <string, DateTime?> getStatusTime =
_deviceTelemetryLogic.ProduceGetLatestDeviceAlertTime(historyItems);
foreach (DeviceLocationModel locationModel in locationsModel.DeviceLocationList)
{
if ((locationModel == null) || string.IsNullOrWhiteSpace(locationModel.DeviceId))
{
continue;
}
var deviceModel = new AlertHistoryDeviceModel()
{
DeviceId = locationModel.DeviceId,
Latitude = locationModel.Latitude,
Longitude = locationModel.Longitude
};
DateTime?lastStatusTime = getStatusTime(locationModel.DeviceId);
if (lastStatusTime.HasValue)
{
TimeSpan deltaTime = currentTime - lastStatusTime.Value;
if (deltaTime < CriticalAlertMaxDelta)
{
deviceModel.Status = AlertHistoryDeviceStatus.Critical;
}
else if (deltaTime < CautionAlertMaxDelta)
{
deviceModel.Status = AlertHistoryDeviceStatus.Caution;
}
}
//Michael
var statusDevice = deviceStatusBYD.Where(b => string.Compare(deviceModel.DeviceId, b.DeviceId, true) == 0).FirstOrDefault();
deviceModel.BYDDeviceStatus = AlertHistoryDeviceStatus.BYD_Unknown;
if (statusDevice != null)
{
switch (statusDevice.StatusCode)
{
case 0:
deviceModel.BYDDeviceStatus = AlertHistoryDeviceStatus.BYD_Error;
break;
case 1:
deviceModel.BYDDeviceStatus = AlertHistoryDeviceStatus.BYD_Shutdown;
break;
case 2:
deviceModel.BYDDeviceStatus = AlertHistoryDeviceStatus.BYD_Disconnected;
break;
case 3:
deviceModel.BYDDeviceStatus = AlertHistoryDeviceStatus.BYD_StandingBy;
break;
}
}
//End
deviceModels.Add(deviceModel);
}
}
}
}
}
resultsModel.Data = historyItems.Take(DISPLAYED_HISTORY_ITEMS).ToList();
resultsModel.Devices = deviceModels;
resultsModel.TotalAlertCount = historyItems.Count;
resultsModel.TotalFilteredCount = historyItems.Count;
return(resultsModel);
};
return(await GetServiceResponseAsync <AlertHistoryResultsModel>(loadHistoryItems, false));
}
