private async Task FollowAvailibleRoute(ResponderIcon responderIcon)
{
if (!responderIcon.OnPatrolRoute)
{
if (responderIcon.IncidentResponsePath == null)
{
var route = _routes.FirstOrDefault(x => x.Id == responderIcon.Responder.RouteId);
var lastPoint = new Geopoint(route.RoutePoints.Last());
var routeMap =
await MapControlService.ResolveMapRouteAsync(responderIcon.Responder.GeoLocation, lastPoint);
responderIcon.IncidentResponsePath = routeMap.Path.Positions;
responderIcon.RouteIndex = 0;
}
var completedRoute = FollowCustomRoute(responderIcon);
if (completedRoute)
{
responderIcon.OnPatrolRoute = true;
responderIcon.IncidentResponsePath = null;
responderIcon.RouteIndex = 0;
}
}
else
{
FollowDefaultRoute(responderIcon);
}
SearchForAvailibleIncident(responderIcon);
}
private async Task FollowIncidentRoute(ResponderIcon responderIcon)
{
var incident = responderIcon.Responder.Incident;
if (incident != null)
{
if (responderIcon.IncidentResponsePath == null)
{
var routeMap =
await
MapControlService.ResolveMapRouteAsync(responderIcon.Responder.GeoLocation,
incident.GeoLocation);
responderIcon.IncidentResponsePath = routeMap.Path.Positions;
responderIcon.RouteIndex = 0;
responderIcon.RouteStepIndex = 0;
}
var completedRoute = FollowCustomRoute(responderIcon);
if (completedRoute)
{
responderIcon.RouteIndex = 0;
responderIcon.RouteStepIndex = 0;
responderIcon.IncidentResponsePath = null;
responderIcon.IncidentArrivalTime = DateTime.Now;
responderIcon.Responder.Request.UnitResponded = true;
await UpdateResponderStatus(responderIcon, ResponseStatus.Busy);
}
}
else
{
await UpdateResponderStatus(responderIcon, ResponseStatus.Available);
}
}
private async Task ResolveRoutePaths()
{
foreach (var route in _routes)
{
var list = new List <BasicGeoposition>();
var startPoint = route.RoutePoints.Last();
foreach (var point in route.RoutePoints)
{
var start = new Geopoint(startPoint);
var end = new Geopoint(point);
var routeMap = await MapControlService.ResolveMapRouteAsync(start, end);
startPoint = point;
list.AddRange(routeMap.Path.Positions);
}
route.FullRoute = list;
}
}
private bool FollowCustomRoute(ResponderIcon responderIcon)
{
if (responderIcon.RouteIndex < (responderIcon.IncidentResponsePath.Count - 1))
{
var currPoint = responderIcon.IncidentResponsePath[responderIcon.RouteIndex];
var nextPoint = responderIcon.IncidentResponsePath[responderIcon.RouteIndex + 1];
if (responderIcon.RouteStepIndex == 0)
{
var latDiff = (nextPoint.Latitude - currPoint.Latitude);
var lonDiff = (nextPoint.Longitude - currPoint.Longitude);
double latSteps = Math.Abs(latDiff) / Configuration.MovementSpeed;
double lonSteps = Math.Abs(lonDiff) / Configuration.MovementSpeed;
responderIcon.RouteStepMax = (int)Math.Max(latSteps, lonSteps);
if (responderIcon.RouteStepMax > 0)
{
var latStepSpeed = Math.Abs(latDiff / responderIcon.RouteStepMax);
var lonStepSpeed = Math.Abs(lonDiff / responderIcon.RouteStepMax);
responderIcon.RouteStepLatitude = (latDiff > 0) ? latStepSpeed : latStepSpeed * -1;
responderIcon.RouteStepLongitude = (lonDiff > 0) ? lonStepSpeed : lonStepSpeed * -1;
}
}
else
{
var lat = currPoint.Latitude + (responderIcon.RouteStepIndex * responderIcon.RouteStepLatitude);
var lon = currPoint.Longitude + (responderIcon.RouteStepIndex * responderIcon.RouteStepLongitude);
currPoint = new BasicGeoposition {
Latitude = lat, Longitude = lon
};
}
MapControlService.UpdateResponderPosition(responderIcon, new Geopoint(currPoint));
responderIcon.RouteStepIndex += 1;
if (responderIcon.RouteStepIndex >= responderIcon.RouteStepMax)
{
responderIcon.RouteIndex += 1;
responderIcon.RouteStepIndex = 0;
}
return(false);
}
return(true);
}
private async void SearchForAvailibleIncident(ResponderIcon responderIcon)
{
IncidentModel[] availibleForResponder = new IncidentModel[0];
// Filter to responder type
await responderIcon.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
availibleForResponder =
_availableIncidentList.Where(
x =>
x.Responders.Any(
y =>
!y.UnitResponding && y.DepartmentType == responderIcon.Responder.ResponderDepartment))
.ToArray();
});
Tuple <MapRoute, IncidentModel> closestIncidentData = null;
for (int i = 0; i < availibleForResponder.Length; i++)
{
var incident = availibleForResponder[i];
if (incident != null)
{
// Find Closest
var routeMap =
await
MapControlService.ResolveMapRouteAsync(responderIcon.Responder.GeoLocation,
incident.GeoLocation);
if (routeMap != null) // TODO: why would this be NULL?
{
if (closestIncidentData == null ||
routeMap.EstimatedDuration < closestIncidentData.Item1.EstimatedDuration)
{
closestIncidentData = new Tuple <MapRoute, IncidentModel>(routeMap, incident);
}
}
}
}
// Assign if available incident found
if (closestIncidentData != null)
{
var responderRequest =
closestIncidentData.Item2.Responders.FirstOrDefault(
x => !x.UnitResponding && x.DepartmentType == responderIcon.Responder.ResponderDepartment);
if (responderRequest != null)
{
responderRequest.RespondToRequest(responderIcon);
responderIcon.Responder.Request = responderRequest;
responderIcon.Responder.Incident = closestIncidentData.Item2;
responderIcon.RouteIndex = 0;
responderIcon.OnPatrolRoute = false;
responderIcon.IncidentResponsePath = closestIncidentData.Item1.Path.Positions;
await UpdateResponderStatus(responderIcon, ResponseStatus.EnRoute);
}
}
// Clear any incidents no longer available
await responderIcon.Dispatcher.RunAsync(CoreDispatcherPriority.Normal, () =>
{
var incidentsToRemove =
_availableIncidentList.Where(x => x.Responders.All(y => y.UnitResponding)).ToList();
foreach (var incident in incidentsToRemove)
{
_availableIncidentList.Remove(incident);
}
});
}