/// <summary>
/// Get the list of devices in a specific radius
/// </summary>
/// <param name="pointLocation">Geolocation</param>
/// <param name="radius">Radius in km</param>
/// <param name="includeDisabled">Include devices where Enabled = false</param>
/// <returns></returns>
public async Task <IEnumerable <DeviceModel> > GetDevicesNearby(Geolocation pointLocation, double radius, bool includeDisabled)
{
IEnumerable <DeviceDAO> devices = await _repoDevices.GetItemsAsync(p => (includeDisabled || p.Enabled) && p.IoTDevice,
p => new DeviceDAO()
{
Id = p.Id,
Geolocation = p.Geolocation
}
);
List <DeviceDAO> output = new List <DeviceDAO>();
GeolocationDAOObject daoGeocodeCenterPoint = _mapper.Map <GeolocationDAOObject>(pointLocation);
if (devices != null)
{
foreach (DeviceDAO deviceObj in devices)
{
if (deviceObj.Geolocation != null)
{
if (RadiusHelper.IsWithinRadius(deviceObj.Geolocation, daoGeocodeCenterPoint, radius))
{
output.Add(deviceObj);
}
}
}
}
return(_mapper.Map <IEnumerable <DeviceModel> >(output));
}
/// <summary>
/// Get the list of devices in a specific radius
/// </summary>
/// <param name="deviceGeolocationObj">DeviceGeolocationModel</param>
/// <returns>List of device ids</returns>
public async Task <IEnumerable <Guid> > GetDevicesInRadius(DeviceGeolocationModel deviceGeolocationObj)
{
IEnumerable <DeviceDAO> devices = await _repoDevices.GetItemsAsync(
p => p.Enabled && ((!string.IsNullOrEmpty(deviceGeolocationObj.DeviceType) && p.DeviceType.ToLower() == deviceGeolocationObj.DeviceType.ToLower()) ||
(string.IsNullOrEmpty(deviceGeolocationObj.DeviceType))),
p => new DeviceDAO()
{
Id = p.Id,
Geolocation = p.Geolocation
}
);
List <Guid> output = new List <Guid>();
GeolocationDAOObject daoGeocodeCenterPoint = _mapper.Map <GeolocationDAOObject>(deviceGeolocationObj.ResponseGeolocationPointLocation);
if (devices != null)
{
foreach (DeviceDAO deviceObj in devices)
{
if (deviceObj.Geolocation != null)
{
if (RadiusHelper.IsWithinRadius(deviceObj.Geolocation, daoGeocodeCenterPoint, deviceGeolocationObj.Radius))
{
output.Add(new Guid(deviceObj.Id));
}
}
}
}
return(output);
}
/// <summary>
/// Get a list of Event Clusters in a specific geolocation radius
/// </summary>
/// <param name="eventClusterGeolocationObj">EventClusterGeolocationModel</param>
/// <returns>List of Event Clusters Ids</returns>
public async Task <IEnumerable <Guid> > GetClustersInRadius(EventClusterGeolocationModel eventClusterGeolocationObj)
{
if (eventClusterGeolocationObj == null || eventClusterGeolocationObj.ResponseGeolocationPointLocation == null)
{
return(new List <Guid>());
}
IEnumerable <EventClusterDAO> eventClusters = await _repoEventClusters.GetItemsAsync(
p => p.ClosureDate.Value == null,
p => new EventClusterDAO()
{
Id = p.Id,
EventType = p.EventType,
Device = new EventClusterDeviceDAOObject()
{
Geolocation = p.Device.Geolocation
}
}
);
List <Guid> output = new List <Guid>();
GeolocationDAOObject daoGeocodeCenterPoint = _mapper.Map <GeolocationDAOObject>(eventClusterGeolocationObj.ResponseGeolocationPointLocation);
foreach (EventClusterDAO eventClusterObj in eventClusters)
{
if (RadiusHelper.IsWithinRadius(eventClusterObj.Device.Geolocation, daoGeocodeCenterPoint, eventClusterGeolocationObj.Radius))
{
output.Add(new Guid(eventClusterObj.Id));
}
}
return(output);
}
/// <summary>
/// Get a list of responses that are within the radius of a point. The size of the radius is the primary radius of the action plan
/// </summary>
/// <param name="responseGeolocationObj">ResponseGeolocationModel</param>
/// <returns>List of Response Model</returns>
public async Task <IEnumerable <ResponseModel> > GetResponsesFromPointRadius(ResponseGeolocationModel responseGeolocationObj)
{
if (responseGeolocationObj == null || responseGeolocationObj.EventClusterGeolocationPointLocation == null)
{
return(new List <ResponseModel>());
}
IEnumerable <ResponseDAO> responseObjs = await _repoResponses.GetItemsAsync(p => p.EndDate.Value == null);
if (responseObjs == null)
{
return(null);
}
List <ResponseDAO> output = new List <ResponseDAO>();
GeolocationDAOObject daoGeocodeCenterPoint = _mapper.Map <GeolocationDAOObject>(responseGeolocationObj.EventClusterGeolocationPointLocation);
foreach (var response in responseObjs)
{
if (RadiusHelper.IsWithinRadius(daoGeocodeCenterPoint, response.Geolocation, response.ActionPlan.PrimaryRadius))
{
output.Add(response);
}
}
return(_mapper.Map <IEnumerable <ResponseModel> >(output));
}
/// <summary>
/// Test if a point testPoint is within a radius around a point center
/// </summary>
/// <param name="testPoint">Point to test</param>
/// <param name="center">Center of the radius</param>
/// <param name="radius">Radius</param>
/// <returns>True if the point is within the radius</returns>
public static bool IsWithinRadius(Geolocation testPoint, GeolocationDAOObject center, double radius)
{
return(IsWithinRadius(testPoint.Longitude, center.Longitude, testPoint.Latitude, center.Latitude, radius));
}