public static List <RouteScheduleSummary> GetSchedules()
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
var currentDateTime = UTCToLocalTime.LocalTimeFromUTC(DateTime.UtcNow);
var fixedRouteSchedules = (from route in db.Routes
from routeSchedule in db.RouteSchedules
orderby routeSchedule.StartTime, routeSchedule.Route.ShortName
where (routeSchedule.RouteID == route.ID)
select routeSchedule).ToList <RouteSchedule>();
var today = currentDateTime.Date;
var routeScheduleOverrideList = (from rso in db.RouteScheduleOverrides
orderby rso.OverrideDate, rso.StartTime, rso.NewRoute.ShortName
select rso).ToList <RouteScheduleOverride>();
var scheduleToDate = new Dictionary <RouteSchedule, DateTime>();
var routeSchedules = BuildScheduleView.BuildEffectiveRouteSchedule(currentDateTime, 7, fixedRouteSchedules, scheduleToDate, routeScheduleOverrideList);
var schedules = new List <RouteScheduleSummary>();
foreach (var routeSchedule in routeSchedules)
{
schedules.Add(new RouteScheduleSummary(routeSchedule));
}
return(schedules);
}
}
public ActionResult CreateConfirm(FormCollection collection)
{
var resultText = "Unknown error";
var errorText = "";
try
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
var strRouteID = collection.Get("RouteID");
int routeID = Convert.ToInt32(strRouteID);
var route = db.Routes.Find(routeID);
resultText = "";
var jsonShapes = collection.Get("RouteShapeJSON");
if (jsonShapes != null && strRouteID != null)
{
RemoveOldShape(routeID, db);
SaveNewRouteShape(db, route, jsonShapes);
var jsonStops = collection.Get("NewRouteStops");
var newStopCount = SaveNewRouteStops(db, jsonStops);
var assignStops = new AssignStopsToRoutes();
assignStops.UpdateStopsForRoute(db, routeID);
logger.Info($"Modified route shape of '{route.ShortName}' - '{route.LongName}, added {newStopCount} stops.'");
resultText = $"Route path for {route.ShortName} Saved, added {newStopCount} stops.";
}
}
}
catch (DbEntityValidationException dbEx)
{
foreach (var validationErrors in dbEx.EntityValidationErrors)
{
foreach (var validationError in validationErrors.ValidationErrors)
{
logger.Info("Property: {0} Error: {1}",
validationError.PropertyName,
validationError.ErrorMessage);
}
}
errorText = "Oops - Shape save exception. This has been logged";
logger.Error(dbEx, "Exception processing route shape");
}
catch (Exception ex)
{
// Unexpected error in parse or preview
errorText = "Oops - Shape save exception. This has been logged";
logger.Error(ex, "Exception processing route shape");
}
ViewBag.RouteID = GetRouteSelectList(null);
ViewBag.ErrorMessage = errorText;
ViewBag.Message = resultText;
return(View("Create"));
}
public void UpdateStopsForAllRoutes()
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
var routes = from Route in db.Routes
select Route;
foreach (var route in routes)
{
UpdateStopsForRoute(db, route.ID);
}
}
}
public void UpdateStopsForAllRoutes()
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
var routes = from Route in db.Routes
select Route;
foreach (var route in routes)
{
UpdateStopsForRoute(db, route.ID);
}
}
}
public IHttpActionResult PostLocation(int id, LocationUpdate locationUpdate)
{
if (AppSettingsInterface.UseSyncromatics)
{
return(Ok()); // Disregard beacon if using Syncromatics
}
if (!ModelState.IsValid)
{
return(BadRequest(ModelState));
}
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
var trolley = (from Trolley t in db.Trolleys
where t.Number == id
select t).FirstOrDefault <Trolley>();
if (trolley == null)
{
return(NotFound());
}
if ((locationUpdate.Lat < -90.0) || (locationUpdate.Lat > 90))
{
return(BadRequest("Invalid latitude"));
}
if ((locationUpdate.Lon < -180.0) || (locationUpdate.Lon > 180))
{
return(BadRequest("Invalid longitude"));
}
trolley.CurrentLat = locationUpdate.Lat;
trolley.CurrentLon = locationUpdate.Lon;
trolley.LastBeaconTime = UTCToLocalTime.LocalTimeFromUTC(DateTime.UtcNow);
if (lastTrolleyWriteTime.ContainsKey(trolley.Number))
{
if ((DateTime.Now - lastTrolleyWriteTime[trolley.Number]).TotalSeconds > 30.0)
{
db.SaveChanges();
lastTrolleyWriteTime[trolley.Number] = DateTime.Now;
}
}
else
{
lastTrolleyWriteTime.Add(trolley.Number, DateTime.Now);
}
TrolleyCache.UpdateTrolley(trolley);
StopArrivalTime.UpdateTrolleyStopArrivalTime(trolley);
return(Ok());
}
}
// GET: api/Routes
public List <RouteSummary> GetRoutes()
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
var routes = db.Routes;
var summaryRoutes = new List <RouteSummary>();
foreach (var route in routes)
{
var summaryRoute = new RouteSummary(route);
summaryRoutes.Add(summaryRoute);
}
return(summaryRoutes);
}
}
public IHttpActionResult GetRouteSchedule(int id)
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
RouteSchedule routeSchedule = db.RouteSchedules.Find(id);
if (routeSchedule == null)
{
return(NotFound());
}
var routeScheduleSummary = new RouteScheduleSummary(routeSchedule);
return(Ok(routeScheduleSummary));
}
}
// GET: api/Trolleys/5/Location
public Trolley Get(int id)
{
if (!ModelState.IsValid)
{
return(null);
}
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
var trolley = (from Trolley t in db.Trolleys
where t.Number == id
select t).FirstOrDefault <Trolley>();
return(trolley);
}
}
private Trolley GetTrolleyByNumber(int trolleyNumber)
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
Trolley trolley = (from Trolley t in db.Trolleys
where t.Number == trolleyNumber
select t).FirstOrDefault <Trolley>();
if (trolley == null)
{
SingleLog(SingleLogType.UnmatchedSyncromaticsVehicle, $"Unable to find Trolley {trolleyNumber}");
}
return(trolley);
}
}
private async Task SaveTrolleyToDB(Trolley trolley)
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
Trolley dbTrolley = (from Trolley t in db.Trolleys
where t.ID == trolley.ID
select t).FirstOrDefault <Trolley>();
dbTrolley.CurrentLat = trolley.CurrentLat;
dbTrolley.CurrentLon = trolley.CurrentLon;
dbTrolley.LastBeaconTime = trolley.LastBeaconTime;
dbTrolley.IconColorRGB = trolley.IconColorRGB;
dbTrolley.Capacity = trolley.Capacity;
dbTrolley.PassengerLoad = trolley.PassengerLoad;
await db.SaveChangesAsync(cancellationToken);
}
}
const double MinStopProximity = 20.0; // Meters
#endregion Fields
#region Methods
/// <summary>
/// Recalculate which routes the stops belong to, and the order.
/// Call after any change to route or stops
/// </summary>
/// <param name="routeID">Route being recalculated</param>
/// <param name="shapePoints"></param>
/// <param name="stopPoints"></param>
public void UpdateRouteStops(TrolleyTrackerContext db, int routeID, List<Coordinate> shapePoints, List<Stop> stops)
{
RemovePreviousRouteStops(db, routeID);
var route = (from Route in db.Routes
where Route.ID == routeID
select Route).FirstOrDefault<Route>();
// A stop is considered to belong to a route if it's within MinStopProximity meters of the route path
var routeStopList = new List<Stop>();
if (route.FlagStopsOnly)
{
// No stops to generate
return;
}
for (int i=1; i< shapePoints.Count; i++)
{
for (int s=0; s< stops.Count; s++)
{
var stop = stops[s];
var stopPosition = new Coordinate(0, stop.Lat, stop.Lon, null);
Coordinate closest = null;
var distance = FindDistanceToSegment(stopPosition, shapePoints[i], shapePoints[i - 1], out closest);
if (distance < MinStopProximity)
{
if (!routeStopList.Contains(stop))
{
routeStopList.Add(stop);
}
//break; // Bug? How to handle case of ordering multiple stops in a long straight segment
}
}
}
for (int i=0; i < routeStopList.Count; i++)
{
var newRouteStop = db.RouteStops.Create();
newRouteStop.RouteID = routeID;
newRouteStop.StopID = routeStopList[i].ID;
newRouteStop.StopSequence = i;
db.RouteStops.Add(newRouteStop);
}
db.SaveChanges();
}
public IHttpActionResult GetRoute(int id)
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
Route route = db.Routes.Find(id);
if (route == null)
{
return(NotFound());
}
// Assemble route + Stops + Shape
var routeDetail = new RouteDetail(route);
routeDetail.AddRouteDetail(db, route);
return(Ok(routeDetail));
}
}
// GET: Stops/Regular
// Mapped as - GET: api/v1/Stops/Regular
public List <GeoJSONSummary> Get()
{
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
var stops = (from stop in db.Stops
from routeSchedule in db.RouteSchedules
from routeStop in db.RouteStops
where (routeSchedule.Route.ID == routeStop.RouteID &&
routeStop.StopID == stop.ID)
//select stop);
select stop).Select(stop => stop).ToList().Distinct(new StopComparer()).OrderBy(stop => stop.Name);
var geoJSONStopsList = new List <GeoJSONSummary>();
foreach (var stop in stops)
{
geoJSONStopsList.Add(new GeoJSONSummary(stop));
}
return(geoJSONStopsList);
}
}
public static RouteScheduleViewModel ConfigureScheduleView(TrolleyTrackerContext db, bool calculateEffectiveSchedule)
{
var vm = new RouteScheduleViewModel();
var routeSchedules = from rs in db.RouteSchedules.Include(rs => rs.Route)
orderby rs.DayOfWeek, rs.StartTime ascending
select rs;
vm.RouteSchedules = (System.Data.Entity.Infrastructure.DbQuery<RouteSchedule>)routeSchedules;
if (calculateEffectiveSchedule)
{
var routeScheduleOverrideList = (from rso in db.RouteScheduleOverrides.Include(rso => rso.NewRoute)
orderby rso.OverrideDate, rso.StartTime, rso.NewRoute.ShortName
select rso).ToList<RouteScheduleOverride>();
var routeScheduleList = routeSchedules.ToList<RouteSchedule>();
vm.EffectiveRouteSchedules = BuildEffectiveRouteSchedule(routeScheduleList, routeScheduleOverrideList);
}
vm.Options = new MvcScheduleGeneralOptions
{
Layout = LayoutEnum.Horizontal,
SeparateDateHeader = false,
FullTimeScale = true,
TimeScaleInterval = 60,
StartOfTimeScale = new TimeSpan(6, 0, 0),
EndOfTimeScale = new TimeSpan(23, 59, 59),
IncludeEndValue = false,
ShowValueMarks = true,
ItemCss = "normal",
AlternatingItemCss = "normal2",
RangeHeaderCss = "heading",
TitleCss = "heading",
AutoSortTitles = false,
BackgroundCss = "empty"
};
return vm;
}
private void RemovePreviousRouteStops(TrolleyTrackerContext db, int routeID)
{
var routeStops = from RouteStop rs in db.RouteStops
where rs.RouteID == routeID
select rs;
foreach (var rs in routeStops)
{
db.RouteStops.Remove(rs);
}
db.SaveChanges();
}
public void UpdateStopsForRoute(TrolleyTrackerContext db, int routeID)
{
var shapes = (from Shape in db.Shapes
where Shape.RouteID == routeID
orderby Shape.Sequence
select Shape).ToList<Shape>();
var shapePoints = new List<Coordinate>();
foreach (var shape in shapes)
{
var coord = new Coordinate(shape.Lat, shape.Lon);
shapePoints.Add(coord);
}
var stops = (from Stop s in db.Stops
select s).ToList<Stop>();
UpdateRouteStops(db, routeID, shapePoints, stops);
}
private void RemoveOldShape(int routeID, TrolleyTrackerContext db)
{
// Slow way
//var oldShapes = from shape in db.Shapes
// where shape.RouteID == routeID
// select shape;
//foreach(var shape in oldShapes)
//{
// db.Shapes.Remove(shape);
//}
//db.SaveChanges();
// delete existing records
db.Database.ExecuteSqlCommand("DELETE FROM Shapes WHERE RouteID = " + routeID);
}
public ActionResult Create(FormCollection collection)
{
try
{
Coordinate lastCoordinate = null;
var strRouteID = collection.Get("RouteID");
// Parse Geo-JSON formatted route coordinates
var jsonShapes = collection.Get("JSONText");
if (jsonShapes != null && strRouteID != null)
{
int routeID = Convert.ToInt32(strRouteID);
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
RemoveOldShape(routeID, db);
JavaScriptSerializer jss = new JavaScriptSerializer();
jss.RegisterConverters(new JavaScriptConverter[] { new DynamicJsonConverter() });
dynamic shapeData = jss.Deserialize(jsonShapes, typeof(object)) as dynamic;
var features = shapeData.features;
var geometryBlock = features[0];
var geometry = geometryBlock["geometry"];
var geoJSONtype = geometry["type"];
var coordinates = geometry["coordinates"];
int segmentCount = coordinates.Count;
if (geoJSONtype == "LineString") segmentCount = 1;
int sequence = 0;
double totalDistance = 0.0;
for (int seg = 0; seg < segmentCount; seg++)
{
var coordArray = coordinates[seg];
if (geoJSONtype == "LineString") coordArray = coordinates;
int nodeCount = coordArray.Count;
for (int i = 0; i < nodeCount; i++)
{
var node = coordArray[i];
var strLon = node[0];
var strLat = node[1];
var lon = Convert.ToDouble(strLon);
var lat = Convert.ToDouble(strLat);
var thisCoordinate = new Coordinate(0, lat, lon, null);
double distance = 0.0;
if (lastCoordinate != null)
{
distance = thisCoordinate.GreatCircleDistance(lastCoordinate);
}
lastCoordinate = thisCoordinate;
totalDistance += distance;
var dbShape = new TrolleyTracker.Models.Shape();
dbShape.Lat = lat;
dbShape.Lon = lon;
dbShape.RouteID = routeID;
dbShape.Sequence = sequence;
dbShape.DistanceTraveled = totalDistance;
sequence++;
db.Shapes.Add(dbShape);
}
}
db.SaveChanges();
var assignStops = new AssignStopsToRoutes();
assignStops.UpdateStopsForRoute(db, routeID);
}
}
return RedirectToAction("Index");
}
catch
{
return View();
}
}
public ActionResult Create(FormCollection collection)
{
try
{
Coordinate lastCoordinate = null;
var strRouteID = collection.Get("RouteID");
// Parse Geo-JSON formatted route coordinates
var jsonShapes = collection.Get("JSONText");
if (jsonShapes != null && strRouteID != null)
{
int routeID = Convert.ToInt32(strRouteID);
using (var db = new TrolleyTracker.Models.TrolleyTrackerContext())
{
RemoveOldShape(routeID, db);
JavaScriptSerializer jss = new JavaScriptSerializer();
jss.RegisterConverters(new JavaScriptConverter[] { new DynamicJsonConverter() });
dynamic shapeData = jss.Deserialize(jsonShapes, typeof(object)) as dynamic;
var features = shapeData.features;
var geometryBlock = features[0];
var geometry = geometryBlock["geometry"];
var geoJSONtype = geometry["type"];
var coordinates = geometry["coordinates"];
int segmentCount = coordinates.Count;
if (geoJSONtype == "LineString")
{
segmentCount = 1;
}
int sequence = 0;
double totalDistance = 0.0;
for (int seg = 0; seg < segmentCount; seg++)
{
var coordArray = coordinates[seg];
if (geoJSONtype == "LineString")
{
coordArray = coordinates;
}
int nodeCount = coordArray.Count;
for (int i = 0; i < nodeCount; i++)
{
var node = coordArray[i];
var strLon = node[0];
var strLat = node[1];
var lon = Convert.ToDouble(strLon);
var lat = Convert.ToDouble(strLat);
var thisCoordinate = new Coordinate(lat, lon);
double distance = 0.0;
if (lastCoordinate != null)
{
distance = thisCoordinate.GreatCircleDistance(lastCoordinate);
}
lastCoordinate = thisCoordinate;
totalDistance += distance;
var dbShape = new TrolleyTracker.Models.Shape();
dbShape.Lat = lat;
dbShape.Lon = lon;
dbShape.RouteID = routeID;
dbShape.Sequence = sequence;
dbShape.DistanceTraveled = totalDistance;
sequence++;
db.Shapes.Add(dbShape);
}
}
db.SaveChanges();
var assignStops = new AssignStopsToRoutes();
assignStops.UpdateStopsForRoute(db, routeID);
var route = db.Routes.Find(routeID);
logger.Info($"Modified route shape of '{route.Description}' - '{route.LongName}'");
}
}
return(RedirectToAction("Index"));
}
catch (Exception ex)
{
ViewBag.Message = "Shape save exception";
logger.Error(ex, "Exception saving route shape");
ViewBag.RouteID = new SelectList(db.Routes, "ID", "ShortName");
return(View());
}
}