public async Task Handle(NewRouteSegmentDigitized request, CancellationToken token)
{
_logger.LogInformation($"Starting {nameof(NewRouteSegmentDigitizedHandler)}");
if (request.RouteSegment is null)
{
throw new ArgumentNullException($"{nameof(RouteSegment)} cannot be null.");
}
var routeSegment = request.RouteSegment;
var startNode = (await _geoDatabase.GetIntersectingStartRouteNodes(routeSegment)).FirstOrDefault();
var endNode = (await _geoDatabase.GetIntersectingEndRouteNodes(routeSegment)).FirstOrDefault();
if ((!(startNode is null) && !(endNode is null)) && startNode.Mrid == endNode.Mrid)
{
_logger.LogWarning($"Deleting RouteSegment with mrid '{routeSegment.Mrid}', because of both ends intersecting with the same RouteNode with mrid '{startNode.Mrid}'");
await _geoDatabase.DeleteRouteSegment(routeSegment.Mrid);
return;
}
var routeNetworkEvents = new List <RouteNetworkEvent>();
if (startNode is null)
{
var startPoint = routeSegment.FindStartPoint();
startNode = _routeNodeFactory.Create(startPoint);
startNode.Username = routeSegment.Username;
startNode.WorkTaskMrid = routeSegment.WorkTaskMrid;
await _geoDatabase.InsertRouteNode(startNode);
var startRouteNodeAddedEvent = _routeNodeEventFactory.CreateAdded(startNode);
routeNetworkEvents.Add(startRouteNodeAddedEvent);
}
else if (_applicationSettings.EnableSegmentEndsAutoSnappingToRouteNode)
{
var lineString = routeSegment.GetLineString();
lineString.Coordinates[0] = new Coordinate(startNode.GetPoint().Coordinate);
routeSegment.Coord = lineString.AsBinary();
await _geoDatabase.UpdateRouteSegment(routeSegment);
}
if (endNode is null)
{
var endPoint = routeSegment.FindEndPoint();
endNode = _routeNodeFactory.Create(endPoint);
endNode.Username = routeSegment.Username;
endNode.WorkTaskMrid = routeSegment.WorkTaskMrid;
await _geoDatabase.InsertRouteNode(endNode);
var endRouteNodeAddedEvent = _routeNodeEventFactory.CreateAdded(endNode);
routeNetworkEvents.Add(endRouteNodeAddedEvent);
}
else if (_applicationSettings.EnableSegmentEndsAutoSnappingToRouteNode)
{
var lineString = routeSegment.GetLineString();
lineString.Coordinates[lineString.Coordinates.Count() - 1] = new Coordinate(endNode.GetPoint().Coordinate);
routeSegment.Coord = lineString.AsBinary();
await _geoDatabase.UpdateRouteSegment(routeSegment);
}
var routeSegmentAddedEvent = _routeSegmentEventFactory.CreateAdded(routeSegment, startNode, endNode);
routeNetworkEvents.Add(routeSegmentAddedEvent);
var cmdId = Guid.NewGuid();
var newRouteSegmentDigitizedCommand = new RouteNetworkCommand(nameof(NewRouteSegmentDigitized), cmdId, routeNetworkEvents.ToArray());
_eventStore.Insert(newRouteSegmentDigitizedCommand);
}
public async Task Handle(InvalidRouteSegmentOperation request, CancellationToken token)
{
_logger.LogWarning($"Deleteting {nameof(RouteSegment)} with mrid '{request.RouteSegment.Mrid}' - Because: {request.Message}");
await _geoDatabase.DeleteRouteSegment(request.RouteSegment.Mrid);
}
private async Task <RouteSegmentRemoved> DeleteRouteSegment(RouteSegment intersectingRouteSegment, List <RouteSegment> routeSegments)
{
await _geoDatabase.DeleteRouteSegment(intersectingRouteSegment.Mrid);
return(_routeSegmentEventFactory.CreateRemoved(intersectingRouteSegment, routeSegments.Select(x => x.Mrid), true));
}
