/// <summary>
/// Gets the stops in view model.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>Valid stops </returns>
private static List<SimpleStop> GetStopsInViewModel(Route route)
{
var stops = route.Stops.Select(stop => new SimpleStop()
{
Name = stop.Name,
Points = stop.Points
}).ToList();
return stops;
}
/// <summary>
/// Gets the summary walking distance.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>Summary walking distance in route</returns>
private static double GetSummaryWalkingDistance(Route route)
{
var summaryDistance = route.WalkingRoutes.Sum(walk => walk.Length);
return summaryDistance;
}
/// <summary>
/// Gets the walking routes in view model.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>Valid walking routes</returns>
private static List<SimpleWalkingRoute> GetWalkingRoutesInViewModel(Route route)
{
var walkingRoutes = route.WalkingRoutes.Select(walk => new SimpleWalkingRoute()
{
Name = walk.Name,
Length = DimensionConverter.GetRoundDistance(walk.Length),
MapPoints = walk.MapPoints,
Speed = walk.Speed,
Steps = walk.Steps,
Time = DimensionConverter.GetRoundTime(walk.Time),
Type = walk.Type,
}).ToList();
return walkingRoutes;
}
/// <summary>
/// Intersections the specified route.
/// </summary>
/// <param name="route">The route.</param>
/// <param name="startMarker">The start marker.</param>
/// <param name="endMarker">The end marker.</param>
/// <returns>return bool value of intersections for routes</returns>
private bool Intersection(Route route, SqlGeography startMarker, SqlGeography endMarker)
{
return (bool)route.RouteGeography.STIntersects(startMarker.STBuffer(GeneralSettings.RouteRadiusSeach))
&& (bool)route.RouteGeography.STIntersects(endMarker.STBuffer(GeneralSettings.RouteRadiusSeach));
}
/// <summary>
/// Sorts the stops.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>Sorting list of stops</returns>
private List<Stop> SortStops(Route route)
{
for (var i = route.Stops.Count - 1; i > 0; i--)
{
for (var j = 0; j < i; j++)
{
if (route.RouteGeography.STStartPoint().STDistance(route.Stops[j].StopGeography)
>= route.RouteGeography.STStartPoint().STDistance(route.Stops[j + 1].StopGeography))
{
var temp = route.Stops[j];
route.Stops[j] = route.Stops[j + 1];
route.Stops[j + 1] = temp;
}
}
}
return route.Stops as List<Stop>;
}
/// <summary>
/// Gets the time.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>
/// Summary time of route
/// </returns>
private TimeSpan GetSumamryTime(Route route)
{
double walkLength = route.WalkingRoutes.Sum(walkingRoute => walkingRoute.Length);
var walkTime = this.GetTimeInMinutes(GeneralSettings.WalkingSpeed, walkLength);
return
TimeSpan.FromMinutes(
this.GetTimeInMinutes(route.Speed, route.Length, (int)route.WaitingTime.TotalMinutes) + walkTime);
}
/// <summary>
/// Gets the walking route.
/// </summary>
/// <param name="startPoint">The start point.</param>
/// <param name="endPoint">The end point.</param>
/// <param name="invalidDirections">The invalid directions.</param>
/// <param name="validWords">The valid words.</param>
/// <param name="invalidWords">The invalid words.</param>
/// <returns>
/// Walking route
/// </returns>
private Route GetWalkingRoute(
SqlGeography startPoint,
SqlGeography endPoint,
IEnumerable<string> invalidDirections,
IEnumerable<string> validWords,
IEnumerable<string> invalidWords
)
{
var urlForDirection = GoogleMapHelper.CreateUrlForDirectionRequest(
GeneralSettings.GoogleApiKey, startPoint, endPoint);
var responce = GoogleMapHelper.GetResponceFromGoogleApi(urlForDirection);
var polyline = (List<MapPoint>)GoogleMapHelper.GetSummaryPolyline(responce);
var summaryDistance = GoogleMapHelper.GetDistanceOfDirection(responce);
var summaryTime = this.GetTimeInMinutes(GeneralSettings.WalkingSpeed, summaryDistance);
var walkingType = new TransportType { Type = "Walking" };
var walkingRoute = new Route
{
Name = string.Empty,
MapPoints = polyline,
RouteType = (int)Transport.Walking,
Speed = GeneralSettings.WalkingSpeed,
Time = TimeSpan.FromMinutes(summaryTime),
Stops = new List<Stop>(),
Type = walkingType,
Steps = GoogleMapHelper.GetStepsOfDirection(responce,invalidDirections,validWords,invalidWords),
Length = GoogleMapHelper.GetDistanceOfDirection(responce)
};
return walkingRoute;
}
/// <summary>
/// Gets the length of the route.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>Length of route</returns>
private double GetRouteLength(Route route)
{
double length = 0;
for (var i = 1; i < route.CurrentPath.STNumPoints(); i++)
{
length += (double)route.CurrentPath.STPointN(i).STDistance(route.CurrentPath.STPointN(i + 1));
}
return length;
}
/// <summary>
/// Finds the start stop.
/// </summary>
/// <param name="route">The route.</param>
/// <param name="marker">The marker.</param>
/// <returns>Geography of stop</returns>
private Stop GetStop(Route route, SqlGeography marker)
{
Stop result = route.Stops[0];
foreach (Stop stop in route.Stops)
{
if (stop.StopGeography.STDistance(marker) < result.StopGeography.STDistance(marker))
{
result = stop;
}
}
List<Stop> possibleStops =
route.Stops.Where(stop => (bool)result.StopGeography.STBuffer(GeneralSettings.MaxStopRadiusSeach).STIntersects(stop.StopGeography)).ToList();
var urlForDistanceMatrix = GoogleMapHelper.CreateUrlForDisntanceMatrixRequest(
GeneralSettings.GoogleApiKey, marker, possibleStops);
var responce = GoogleMapHelper.GetResponceFromGoogleApi(urlForDistanceMatrix);
var distances = GoogleMapHelper.GetMatrixOfDistanceForOneStop(responce);
if (distances.Count != 0)
{
var index = distances.IndexOf(distances.Min(stop => stop));
return possibleStops[index];
}
else
{
return result;
}
}
/// <summary>
/// Gets the possible stop.
/// </summary>
/// <param name="route">The route.</param>
/// <param name="marker">The marker.</param>
/// <returns>Possible stop of route.</returns>
private Stop GetPossibleStop(Route route, SqlGeography marker)
{
Stop result = route.Stops[0];
foreach (Stop stop in route.Stops)
{
if (stop.StopGeography.STDistance(marker) < result.StopGeography.STDistance(marker))
{
result = stop;
}
}
return result;
}
/// <summary>
/// Gets the route in points.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>Points for paint route on map</returns>
private List<MapPoint> GetRouteInPoints(Route route)
{
var result = new List<MapPoint>();
for (int i = 1; i <= route.CurrentPath.STNumPoints(); i++)
{
var point = route.CurrentPath.STPointN(i);
result.Add(new MapPoint((double)point.Long, (double)point.Lat));
}
return result;
}
/// <summary>
/// Gets the index of the path.
/// </summary>
/// <param name="route">The route.</param>
/// <param name="point">The point.</param>
/// <returns>Index for rechenge route</returns>
private int GetPathIndex(Route route, SqlGeography point)
{
int position = 1;
for (int i = 1; i < route.RouteGeography.STNumPoints(); i++)
{
position++;
if (route.RouteGeography.STPointN(i).STDistance(point) <= GeneralSettings.MaxFindIndexDeflection)
{
break;
}
}
return position;
}
/// <summary>
/// Gets the length of part route.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>
/// Length of part route.
/// </returns>
private double GetLengthOfPartRoute(Route route)
{
double length = 0;
for (var i = route.StartRouteIndex; i < route.EndRouteIndex; i++)
{
length += (double)route.RouteGeography.STPointN(i).STDistance(route.RouteGeography.STPointN(i + 1));
}
return length;
}
/// <summary>
/// Gets the cross stops.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>
/// Route with new cross stops
/// </returns>
private Route GetCrossStops(Route route)
{
var crossStops = new List<Stop>();
crossStops.AddRange(
route.Stops.Where(stop => (bool)stop.StopGeography.STBuffer(1).STIntersects(route.CurrentPath)));
route.Stops = crossStops;
route.Stops = this.SortStops(route);
return route;
}
/// <summary>
/// Adds the walking steps to route.
/// </summary>
/// <param name="route">The route.</param>
/// <param name="startMarker">The start marker.</param>
/// <param name="endMarker">The end marker.</param>
/// <returns>
/// Route with walking steps
/// </returns>
private Route BuildRouteProperties(
Route route,
SqlGeography startMarker,
SqlGeography endMarker,
IEnumerable<string> invalidDirections,
IEnumerable<string> validWords,
IEnumerable<string> invalidWords
)
{
if (!route.Type.Type.Equals("Walking"))
{
route = this.GetCrossStops(route);
route.Length = this.GetRouteLength(route);
route.MapPoints = this.GetRouteInPoints(route);
route.WalkingRoutes = new List<WalkingRoute>
{
this.GetWalkingStepsForRoute(
endMarker, route.StartStop.StopGeography, invalidDirections, validWords, invalidWords),
this.GetWalkingStepsForRoute(
route.EndStop.StopGeography, startMarker, invalidDirections, validWords, invalidWords)
};
route.Time = this.GetSumamryTime(route);
route.RouteTime = TimeSpan.FromMinutes(this.GetTimeInMinutes(route.Speed, route.Length));
route.Stops.Select(this.GetPointsFromStops).ToList();
}
return route;
}
/// <summary>
/// Builds the route geography.
/// </summary>
/// <param name="route">The route.</param>
/// <returns>
/// New route geography
/// </returns>
private Route BuildRouteGeography(Route route)
{
var routeBuilder = new SqlGeographyBuilder();
routeBuilder.SetSrid(4326);
routeBuilder.BeginGeography(OpenGisGeographyType.LineString);
SqlGeography beginPoint = route.StartStop.StopGeography;
routeBuilder.BeginFigure((double)beginPoint.Lat, (double)beginPoint.Long);
for (var j = route.StartRouteIndex; j <= route.EndRouteIndex; j++)
{
var point = route.RouteGeography.STPointN(j);
routeBuilder.AddLine((double)point.Lat, (double)point.Long);
}
SqlGeography endPoint = route.EndStop.StopGeography;
routeBuilder.AddLine((double)endPoint.Lat, (double)endPoint.Long);
routeBuilder.EndFigure();
routeBuilder.EndGeography();
route.CurrentPath = routeBuilder.ConstructedGeography;
return route;
}
